General

The vaporizer shall be a factory assembled, pre-piped and wired package designed to minimize field erection and utility connection costs and arranged to meet the owner's site requirements. The vaporizer package, including control wiring, interconnecting piping, and stack, shall be assembled and erected so as to ensure proper fit and electrical wiring completeness prior to shipment from the vendor's factory.

Scope

The vaporizer vendor's scope shall include, as a minimum, the following:

• Fired liquid heater complete with burner, combustion blower, fuel safety valve trains, and controls.
• Flash tank and support with safeties and controls.
• System safety relief valves.
• Self-supporting stack with raincap.
• Dual circulating pump set (one stand-by)
• Flow control consisting of flow orifice, differential pressure transmitter, valve manifold, pneumatically operated control valve with I/P positioner and flow indication instrumentation.
• Interconnecting piping and valves between heater, flash tank, and circulating pumps.
• Interconnecting wiring between heater, flash tank, and circulating pumps all brought to a common local control cabinet.
• All controls and safety equipment required for safe and efficient operation of the vaporizer package.
• All ladders, cages, catwalks, landings, and platforms required to operate or gain access for maintenance.
• Start-up supervision by factory-based start-up technicians.
• The heater manufacturer shall extend a warranty on the heat exchange coil for a minimum of five (5) years from the date of purchase. No lesser manufacturer's warranty shall be accepted.

The items listed above are to be considered the minimum requirement and the potential vendor is encouraged to add any items that would improve the operation, efficiency, and safety of the equipment proposed.

Owner Furnished

The owner shall furnish the following:

	Site preparation, diking, drainage, and equipment foundation and mounting pad.
	Unloading, erection, and assembly.
	Dowtherm™ and fuel piping to vendor's equipment package connections.
	Insulation, including flash tank, and equipment package piping.
	Wiring of 120/1/60 power to vendor's control cabinet.
	Wiring from owner's MCC to vendor package motors.
	Motor starters.
	Fuel gas supply.

Site Data

1. Utilities:
   • A. Motor Circuit: 460/3/60 Hz.
   • B. Control Circuit: 120/1/60 Hz.
   • C. Signal Air: 100 PSIG, compressed air at -140°F dew point.
   • D. Fuel: Natural gas, 1,000 BTU/CF, 0.64 S.G. at _____ PSIG.
2. Site Elevation: _____ ft. above sea level.
3. Ambient Temperature: _____ °F min. to _____ °F max.
4. Wind Loading: _____ MPH maximum equipment design.
5. Earthquake Zone: _____.
6. Annual Rainfall/Snow Load: _____.
7. Area Electrical Classification: NEMA _____.
8. Loss Risk Insurer: _______________.
9. Other: _____________________________.

Codes

The vaporizer shall meet or exceed the following specifications:

1. ASME Boiler and Pressure Vessel Code.
2. Insurance safety requirements: FM _____, IRI _____, OTHER _____
3. ANSI B31.1 - piping
4. National Electrical Codes.
5. NEMA Rating: 1 _____, 4 _____, 7 _____, OTHER _____
6. OSHA Code, Section 1820, latest revision.
7. Steel Structures Painting Council: SSPC paint specifications:
   SSPC-SP3-63 _____, SSPC-SP5-63 _____
   SSPC-SP6-63 _____, SSPC-SP10-63 _____
8. Approval of all electrical components: UL _____, FM _____
9. NFPA - Single Power Burner requirements (#85A).
10. EPA - local, state, and federal.
11. Other.

Performance

The vaporizer package shall be capable of automatic, unattended, and continuous operation at the design capacity stated below. In addition, the vaporizer shall be capable of automatically reducing the vapor output to match the owner's batch minimum processing cycle requirements.

1. Design Output Capacity: _____ lbs./hour of _____ vapor at _____ PSIG (_____°F).
2. Return Condensate Temperature (at 100% design capacity): _____°F.
3. Guaranteed LHV Efficiency (minimum): _____%.
4. Vendor Guaranteed Maximum Combustion Emissions:
   1. NO_x: _____ PPM.
   2. CO²: _____ PPM.
   3. CO: _____ PPM.
   4. SO_x: _____ PPM.
   5. Particulates: _____ PPM.

Vaporizer Specifications

Elements 1.0, 2.0, and 3.0 shall be fabricated, assembled, factory piped, wired, erected, and functionally tested in the vendor's facility prior to shipment. The purchaser and his authorized agents shall have the right to inspect, witness, and have unlimited access to the vendor's plant during the engineering, manufacturing, and assembly process.

1. Thermal Fluid Heater

The heater shall be designed for forced circulation of thermal fluid through a helical coil system fabricated from seamless pipe of sufficient heating surface to satisfy the heat input requirements. The heater shall be designed and constructed in accordance with the applicable ASME Boiler and Pressure Vessel Code Section VIII or Section I. The coil is to be enclosed in an insulated shell. Observation ports, manway, and connections for heater coil combustion air and burner shall be provided.

Items appearing in orange are vendor data that is required with proposal.

* Vendor data required with proposal.

1.1 Heat Exchange Coil:

1.1.1 Coil:

The heat exchange coil shall be a tangentially wound, helical coil constructed of SA-106B, seamless Schedule 40 carbon steel pipe. The coil shall be designed, constructed, tested, and inspected in accordance with the applicable ASME Code. The heat exchange coil shall have an ASME Code rating of 300 PSIG @ 800°F. Rating calculations shall include a 0.100" corrosion allowance and a 0.001" fouling factor. The coil shall receive an authorized National Board inspection and a copy of the inspection report shall be furnished to the purchaser. All butt joints in the heat exchange coils and headers shall be 100% x-rayed. Hydrostatic test pressure shall not be less than 1.5 x MAWP.

1.1.2 Construction:

The heat exchanger shall be constructed with expansion loops to allow for thermal expansion and contraction without transmitting stress to the heater shell. The heat exchange coil assembly shall include inlet and outlet manifolds with 300 PSIG, ANSI RFS flanged connections. The heater vendor shall manufacture, inspect, and hydrostatically test at his own plant. The purchaser or owner's agent shall be present for the hydrostatic test.

1.1.3 Film Temperature:

The heat exchanger shall be specifically designed for the ______ GPM flow rate. Operating under these nominal design conditions, the maximum film temperature (measured at the point of maximum radiant flux) shall not exceed ______ °F at the maximum rated heater output.

1.1.4 Maximum Allowable Flux Rates/Vendor Data:

• Radiant Zone: __________ BTU/ft²/hr
• Overall Average Radiant & Convection: ________ BTU/ft²/hr

1.1.5 Heat Exchanger Effective Surface Area

Minimum/Vendor proposed: No extended surface (fins or studs) shall be permitted in either radiant or convection zones.

• Radiant Zone: __________ ft²
• Convection: ________ ft²
• Total: ________ ft²

1.1.6 Coil Supports

The heat exchange coil shall be supported and positioned in the heater shell by stainless steel supports and wear plates. All coil supports shall be in the heater convection section to minimize their exposure to radiant zone temperatures. Coil supports shall allow unhindered thermal expansion and contraction of the heat exchange coil.

1.1.7 Multiple Circuits:

The thermal fluid heater shall contain a maximum of two (2) liquid coil circuits. Dual circuit coils shall be parallel rolled and designed to assure equal exposure to radiant and convection heat transfer in both circuits. Vendor shall not average dissimilar fluid temperatures in the outlet manifold. Where more than one (1) liquid circuit is employed in the heater, the manufacturer shall furnish headers designed to provide equalized flow through each circuit for both heater inlet and outlet.

1.2 Heater Shell:

1.2.1 Shell Construction:

The heat exchange coil shall be enclosed in an insulated shell constructed of SA-36 carbon steel plate. Shell construction shall employ full diameter end plates and all heater joints shall be welded or gasketed "gas tight" by high temperature ceramic fiber gaskets. The shell shall not contain castable, brick, or gunnite refractory. The inside of the shell (and bottom cap) shall be insulated with multiple overlapping layers of ceramic fiber blanket. The blanket shall be fixed to the shell by welded stainless steel pins and retention clips. The clips shall be located on 9" centers (maximum). To resist high temperature gas erosion, the pins and clips shall be covered with high temperature caulk and the entire blanket surface shall be coated with a high temperature rigidizer.

1.2.2 Top Cap:

The heater shell shall have a full diameter removable top cap to allow access to the heater coil for inspection and maintenance. The top cover shall have three (3) 1-1/4", two-thirds union peepsights with replaceable Pyrex glass and slide gates with stainless steel slides for viewing the heater internal, burner flame, and heater radiant zone. The top cover shall be internally lined with 6" of ceramic fiber modular block held in place by stainless steel pins welded to the heater cover. The top cap flange joint shall be sealed with a ceramic fiber gasket. An 18" diameter, bolted manway shall be provided to permit access to the heater radiant zone and burner.

1.2.3 Bottom Cap:

The heater bottom cap shall contain the burner block, coil support ring, stack and heater leg support structure. The bottom cap shall be insulated with multiple layers (6" total thickness) of ceramic fiber blanket. The hot face rating shall not be less than 2400°F.

1.2.4 Stack and Rain Cap:

The heater shall be equipped with a ______" I.D. carbon steel stack (10 gauge minimum) that shall extend 15 feet above the top of the heater. The stack shall be 100% supported either by grade mounting or by support leg. No guys shall be required. The stack shall be complete with a high velocity rain cap. All fittings and connections required to allow EPA (state and federal) emission testing. Stack and cap shall be painted to withstand 100 mph winds. Stack and cap shall be finished to manufacturer's standard.

1.2.5 Ladders and Landings:

The heater manufacturer shall factory-install a ladder, cage, intermediate landing, and top catwalk to allow access to the heater top in the event of vertical configuration. All equipment shall meet OSHA standards.

1.3 Relief Valve(1)

1.3.1

The inlet of the heater coil shall be equipped with a ______", 300 PSIG RFS flanged nozzle for mounting the spring-loaded pressure-relieving safety valves in accordance with the ASME Code and as described below:

1. ______" inlet 300 PSIG, ANSI, RFS flanged, x ______" outlet.
2. ______" orifice.
3. Valve set pressure: ______ PSIG.
4. The valve shall be equipped with an alloy (non-annealing) spring. The valve shall be installed on a ______" p.s. 300, ANSI, RFS flanged nozzle by the heater manufacturer on the heat exchange coil inlet (the piping position where an increase in pressure is first sensed). The valve shall be shipped loose to minimize damage in transit. Field re-assembly shall be by others.
5. Valve sizing calculations shall be per the applicable ASME Code, Section VIII or Section I. A copy of the valve sizing calculations shall be provided to the purchaser.
6. Valve shall be as manufactured by the CONSOLIDATED VALVE COMPANY.

1.3.2 Rupture Disc:

The safety relief valve set shall include a full pipe size, reverse buckling, 316 stainless steel rupture disc to protect the valve orifice. Rupture disc set shall include companion 300 PSIG, RFS flanges, with safety head assembly, excess flow valve, nipple and tee, 0-300 PSIG safety pressure gauge, and alloy studs and nuts.

1.4 Automatic Gas/Fuel Oil Burner Package:

1.4.1 Burner:

An industrial, forced-draft, packaged gas burner with integral combustion air blower shall be supplied and installed as an integral part of the heater by the vaporizer manufacturer. Burner shall be designed for Low NO_x emissions.
Burner manufacturer shall be ______________, Model No. __________.

1.4.2 Equipment Included:

The complete burner package shall include the following equipment all furnished, piped, wired, assembled, and installed as an integral part of the automatic heater combustion system.

1. Main Burner: Includes ignition assembly with ignition transformer, spark ignition rod and high temperature ignition cable, peepsight, scanner, and integral combustion blower and controls.
2. Combustion Blower: Complete with painted sheet metal scroll, air inlet ring, reverse inclined blade impeller wheel, and direct-connected ______HP, ______ RPM, NEMA ______, 460/3/60, high efficiency blower drive motor. Blower operation shall be proven with a differential pressure switch furnished as an integral part of the heater vendor burner package. Should blower noise level exceed DbA, a blower silencer shall be furnished by the blower manufacturer with a guarantee that the noise level will not exceed this limit. NOTE: Blower motor starter shall be furnished as an integral part of the complete heater vendor package.
3. Burner Control Motor: A modulating, electric (NEMA ___) burner input control motor/operator shall be furnished, mounted, wired, and mechanically connected to the fuel and combustion air input control valves. Field adjustment of linkage shall be by others.

Items appearing in orange are vendor data that is required with proposal.

1.5 Heater Control Cabinet:

A local (NEMA ___) control cabinet shall be furnished and mounted on the heater and contains the following:

1.5.1 Heater Main On-Off Toggle Switch

1.5.2 Flame Safety Switch

1.5.3 Four (4) Operating Mode Lights:

1. Power On.
2. Burner On.
3. Call For Heat.
4. Alarm.

1.5.4 Flame Safety Programmer

The flame safety programmer shall be Honeywell #RM7840L with "UV" amplifier. Flame programmer shall provide prepurge ignition, flame monitoring, and post purge as required by FM, IRI, and NFPA. Control shall also contain a combustion fault finder to electronically assist service and maintenance.

1.5.5 Temperature Controllers:

All temperature controllers shall be thermocouple, electronic solid state, PID type with digital scale and set point.

1.5.6 Primary Indicating Vapor Temperature Controller

The primary indicating vapor temperture controller shall be automatic, indicating, electric thermal liquid outlet temperature controller, installed in the heater control cabinet. The control shall be adjustable type set point and indication shall be digital readout type. Scale range shall be 0-800°F. NOTE: Temperature element with well shall be installed in the flash tank.

1.5.7 Secondary Temperature Controller:

When the system heat load requirement falls below the burner modulating input turn-down range, a secondary temperature switch shall automatically take over burner control and operate the burner in an "On/Off" mode until system demand rises above the minimum firing level (low fire input position) of the burner. Sequencing from modulating mode to "on/off" mode and back shall be automatic, not requiring operator monitoring.

1.5.8 High Thermal Liquid Temperature Switch (IRI and FM Required):

Mounted in the heater control cabinet shall be a high thermal liquid temperature limit switch. This limit shall be indicating, electric, with adjustable set point and 0-800°F scale range. The switch shall be wired to shut heater down (shut down the heater's burner) and energize the heater safety circuit should the thermal liquid outlet temperature exceed the preset limit. Set point and read out shall be digital.

1.5.9 High Stack Temperature Stack Temperature Switch (IRI and FM Required):

Mounted in the heater control cabinet side facing the burner shall be an adjustable, indicating, high stack temperature limit switch. Switch shall be wired to shut down burner and energize heater alarm and shut down circuit should preset temperature limit be exceed. High stack temperature shall annunciate and shut down the heater. Control shall have both digital set point and readout dial with 0-1200°F scale.

1.5.10 Fault Annunciator System (LED Type):

(NEMA ______) The control cabinet shall be equipped with a "First Out" Fault Annunciator which shall detect which safety or operating interlocks are not closed during burner start-up as well as which interlock opens first to cause burner shutdown. If more than one interlock opens, the annunciator shall annunciate the first one, and when that fault is corrected, it shall annunciate the second, third, fourth, etc. Annunciator utilizes solid state electronics for reliability and optical couplers (LED type) for visual annunciation.

1.5.11 Alarm Horn:

An alarm horn shall be provided, installed, and wired to sound on activation of the heater/combustion safety shutdown devices. These devices shall include:

1. Flame Failure
2. Low Gas Pressure
3. High Gas Pressure
4. Low Combustion Air Pressure
5. Low Thermal Liquid Flow
6. High Thermal Liquid Temperature
7. High Stack Temperature
8. Low Thermal Liquid Level (Flash Tank)

1.5.12 Common Alarm Contacts:

A set of dry contacts common to all of the heater safety limit devices shall be provided on the cabinet terminal strip for use by the owner for remote indication of a heater safety problem.

1.6 Control Panel Board:

A painted steel instrument board shall be mounted on the heater so as to provide a support for the following gauges and switches.

1.6.1 Differential Pressure Gauge

with isolating stop and bleed valve for liquid circuit shall be included to provide the operator with a visual check of the pressure drop through the heater (i.e., fluid flow).

1.6.2 Low Thermal Liquid Flow Protection For Liquid Circuit:

One (1) differential pressure switch shall be installed, mounted, and wired as an integral part of the safety system. This switch shall monitor the flow of thermal liquid through the heater. Should the flow (differential pressure) drop below the set point, the heater shall be shutdown (burner turned off) and low flow alarm initiated.

1.7 Miscellaneous Heater Specifications:

1.7.1 Heat Transfer Surface:

The heater shall have not less than _____ ft² of fireside heat transfer surface.

1.7.2 Heater Liquid Fill Volume:

Heater liquid fill shall be less than ____ gallons U.S.

1.7.3 Weights and Measures:

Vendor shall state unit dry and operating weights and overall dimensions in initial proposal.

1.7.4 Heater Performance Data:

The heater manufacturer shall submit a HEATER PERFORMANCE DATA SHEET with the initial equipment proposal. Performance data to be supplied shall include, but not limited to, the following:

1. Heater Net (LHV) efficiency at 100% of rated capacity ______%.
2. Fluid Film Temperature at 100% of rated heater capacity ______ °F.
3. Maximum heat exchange coil metal temperature at 100% of rated heater capacity ______ °F.
4. Maximum radiant flux rate at 100% design capacity ______ BTU/Hour/°F/ft².
5. Stack temperature at 100% rated heater capacity ______ °F.
6. Maximum heater pressure drop calculated for the ______ GPM flow at ______ °F heater operating temperature ______ PSIG.

Items appearing in orange are vendor data that is required with proposal.

2.0 Flash Tank

2.1

The vaporizer manufacturer shall design, fabricate, and assemble a Dowtherm Vapor flash tank with sufficient volume to efficiently separate the system vapor requirement for the liquid stream received from the heater.

2.2

The flash tank shall be designed, manufactured, and tested in accordance with the applicable ASME Code, Section VIII or Section I, be inspected and approved by an authorized National Board inspector and display the ASME Code stamping. Thank design pressure shall be 135 PSIG at 750°F. All tank connections shall be 300 PSIG, ANSI, RFS flanged.

2.3

The tank shall be arranged vertically and be of sufficient size to prevent vapor entrainment in the liquid returning to the suction of the circulating pumps to avoid pump cavitation and to maintain a stable liquid level in the vessel.

2.4

The tank shall include welded insulation rings for 6" of insulation. Insulation of the tank shall be by the owner.

2.5

The tank shall be supported and elevated by structural steel legs. The support structure shall be designed to meet the jobsite wind loading and earthquake loading specified for the owner's jobsite.

2.6

The tank legs shall elevate the bottom of the flash tank above the circulating pump inlet center line so as to eliminate the danger of pump cavitation due to insufficient NPSH. The heater vendor shall submit to the owner NPSH calculations incorporating all losses from the bottom of the tank to the suction of the circulating pump.

2.7

All ladders, cages, catwalks, and landings required to reach and service the flash tank instruments shall be furnished and installed by the vaporizer vendor and dis-assembled for shipping purposes.

2.8 Flash Tank Instrumentation:

2.8.1 Level Gauge:

Armored reflex gauge with integral ball check gauge cocks to visually show the level for the full length of the straight section of the tank.

2.8.1.1

The flash tank is to be equipped with a level controller sensing the level for the full straight section of the tank utilizing a differential pressure transmitter. Pressure seals shall be used to isolate the transmitter from the heat medium. The signal from the transmitter shall operate a vendor-supplied control valve in the condensate return line to the flash tank. The control valve shall be pneumatically actuated and maintain the proper level in the flash tank.

2.8.2 Low Liquid Level Switch (Required by IRI & FM):

Switch shall be an external cage-type wired to shut (heater) burner down and sound alarm upon low flash tank liquid level.

2.8.3 Auxilliary Low Liquid Level Switch (FM Required):

As per 2.8.2 above. Provides 100% redundancy for the primary LSL.

2.8.4 Pressure Gauge with Gauge Cock:

Gauge shall be stainless steel bourdon tube type, 4-1/2" diameter scale, vacuum/pressure type (30" Hg., 300 PSIG).

2.9 Flash Tank Piping Manifolds and Valves:

The vaporizer vendor shall furnish the following interconnecting piping manifolds and valves:

1. The flash tank shall be equipped with a 2" flanged vent and drain connection. The vendor shall furnish 300 PSIG, cast steel gate valves with alloy studs/nuts and stainless steel spiral wound gaskets for these connections.
2. Piping between heater outlet and flash tank inlet with restricting orifice and ______", 300 PSIG, cast steel tank isolation valve.
3. Piping between flash tank outlet and circulating pump set inlet manifold with ______", 300 PSIG tank isolation valve.
4. ______" P.S., 300 PSIG flanged nozzle for field connection to owner's condensate return system.

Items appearing in orange are vendor data that is required with proposal.

3.0 Duplex Circulation Pump Set

The vaporizer shall be equipped with a circulating pump set designed to provide the heater with the condensed thermal liquid returning from the owner's reactor system and the recirculating liquid from the vapor flash tank. The pumps shall be sized to overcome all of the vaporizer pressure losses and to ensure correct flow through the heating section. The pump set shall include one (1) primary and one (1) stand-by pump with inlet and outlet manifolds and instruments mounted and supported on a common fabricated base.

3.1 Circulating Pumps:

Duplex circulating pump set shall include two (2) Series R400, DEAN BROTHERS centrifugal center line, water-cooled pumps, each complete with pump base, flexible coupling, steel OSHA type coupling guard, mechanical seal, and electric motor. Pumps are to have a casing drain, inlet and outlet nozzles drilled and tapped, all with steel plugs.

3.1.1

Pump seal shall be ______, ______, Model No. ______, manufactured by ______.

3.1.2

Pump motors shall be ______, ______, ______ RPM, NEMA ______, with ______ enclosure, 460 volt, 3 phase, 60 Hz. Pump HP is to be calculated for non-overloading at full run out and maximum heater outlet temperature.

3.1.3

Pump capacity shall be ______ GPM at ______ ft. TDH (______ PSIG). NOTE: Vendor shall submit a pump capacity curve marked with operating point and operating NPSH.

3.2 Pump Suction Manifolds and Valves:

The vaporizer manufacturer shall furnish and assemble the suction and discharge thermal liquid pump manifolds and install these manifolds on the pumps mounted on a common fabricated steel base. All pump pipe and valve support shall be included as an integral part of the pump skid package. Manifold pipe shall be schedule 40, SA106B, seamless carbon steel, welded and pressure tested per ANSI B31.1. The use of flanged joints shall be held to a minimum. However, where necessary, 300 PSIG, ANSI, RFS flanges with spiral wound mineral fiber gaskets and alloy studs/nuts shall be used. Manifold connections larger the ½" shall be flanged. Connections ½" and smaller shall be threaded and seal welded.

3.2.1 Pump Piping Manifold:

Each pump discharge shall have one (1) flexible welded metal bellows hose with double stainless steel braid, one (1) check valve, one (1) cast steel gate valve, and one (1) pressure gauge (4½" dial x ½" npt gauge with stainless steel trim and bourdon tube and steel gauge block valve). The two (2) pump discharge trains shall be piped to one (1) common header. The common discharge header shall be factory piped to the heater inlet.

3.2.2 Pump Suction Manifold:

Each pump suction train shall include one (1) flexible welded metal bellows hose with double stainless steel braid, one (1) strainer, and one (1) cast steel gate valve. Each strainer shall have a differential pressure gauge (DPI) piped with a steel block valve in each leg of the gauge. Gauge shall be piped to indicate the pressure drop across the strainer.

The two (2) pump suction trains shall be connected to one (1) common inlet heater containing a bimetallic type thermometer (5" diameter dial) as well as a flanged ______" connection with cast steel block valve for connection to the owner's condensate return header (by others). The pump suction header is to be piped to the flash tank liquid return connection by the vaporizer manufacturer.

Items appearing in orange are vendor data that is required with proposal.

4.0 Vendor Data to be Included in the Proposal

4.1

A complete description of all items to be furnished, including:

1. Horsepower of all motors.
2. Electric power consumption.
3. Maximum fuel input.
4. Cooling water flow rates.
5. Dowtherm system fill requirement.
6. Unit and total system weights and measures.
7. Catalog brochures and data sheets for all components included in the proposal.

4.2

Computer analysis of vaporizer operating at maximum design capacity. Analysis shall show gross fuel input, maximum calculated metal and fluid film temperature, calculated combustion loading, and radiant flux rates.

4.3

Proposal sketch showing overall dimensions (plan and side elevation) and weights of equipment proposed, as well as liquid fill required by system proposed.

4.4

P&I sketch, illustrating the major components and instrumentation proposed and clearly defining the battery limits of the equipment quoted.

4.5

Pump capacity curve / BHP calculations.

4.6

Factory service rate sheet.

4.7 List of Exceptions and Deviations from Specifications:

All exceptions, or suggested alternatives to specifications, shall be clearly stated in the vendor's initial equipment proposal. Where no exceptions or alternatives are stated, the equipment will conform to this specification.

Items appearing in orange are vendor data that is required with proposal.

5.0 Documents to be Furnished wih the Heater

The successful bidder shall provide the purchaser with the following data and documents:

5.1

Three (3) copies of the following reproducible drawings and data:

1. Control Wiring Diagram
2. Instrument and Valve Legend, keyed to Control Wiring and Piping and Instrumentation Diagram.
3. Piping and Instrumentation Diagram.
4. Vaporizer General Arrangement drawing.
5. Vaporizer Plan.
6. Heater Start-up / Shutdown Sequence, including flame safety logic.

All drawings shall be CAD generated and suitable for use in the owner's master file. Symbols shall be ISA standards. Weights and measures shall be shown in English units.

5.2

Copies of Manufacturer's Data Report for heater coil and flash tank.

5.3 Instruction Manuals:

Vendor shall provide purchaser with two (2) copies of a complete operating and general instruction manual for the vaporizer package.

5.4

Priced list of Recommended Spare Parts.

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First Thermal Heaters

1100 Industrial Blvd. Louisville, KY 40219 Phone: (800)665-4251, (502)962-2883 Fax: (502)969-9028 email: mail@first-thermal.com