NG to LP Conversion Guide

ManualsBrandsReznor ManualsF Series Gravity Vented HeatersGas Fired Vertical Unit Heater - 75,000 BTU

Form CP-F/B-GC, P/N 99279 Rev 7, Page 1

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Form CP-F/B-GC (Version A.2)

Obsoletes Form CP-F/B-GC (Version A)

Applies to: Models F, B, FE, and BE

Model F

Model B

DANGER: The conversion kit is to be selected and installed by a

qualied service person in accordance with these instructions

and in compliance with all codes and requirements of authorities

having jurisdiction. Failure to follow instructions could result

in death, serious injury, and/or property damage. The qualied

agency performing this work assumes responsibility for this

conversion.

All gas conversion must be done by a qualied service person in accordance with

these instructions and in compliance with all codes and requirements. In Canada,

gas conversion shall be carried out in accordance with the requirements of the

Provincial Authorities having jurisdiction and in accordance with the requirements

of the CAN/CGA-B149.1 and .2 installation code.

WARNING: Improper installation, adjustment, alteration, service,

or maintenance can cause property damage, injury, or death.

Read the installation, operation, and maintenance instructions

thoroughly before installing or servicing this equipment.

Gas Conversion Kits and Instructions

FOR YOUR SAFETY

— WHAT TO DO IF YOU SMELL GAS

• Do not try to light any appliance.

• Do not touch any electrical switch; do not use any phone in

your building.

• Leave the building immediately.

• Immediately call your gas supplier from a phone remote from

the building. Follow the gas supplier’s instructions.

• If you cannot reach your gas supplier, call the re department.

— Installation and service must be performed by a qualied

installer, service agency, or the gas supplier.

Do not store or use gasoline or other ammable vapors and liquids

in the vicinity of this or any other appliance.

Summary of content (12 pages)

PAGE 1
Form CP-F/B-GC (Version A.2) Obsoletes Form CP-F/B-GC (Version A) Gas Conversion Kits and Instructions Applies to: Models F, B, FE, and BE Model B Model F All gas conversion must be done by a qualified service person in accordance with these instructions and in compliance with all codes and requirements. In Canada, gas conversion shall be carried out in accordance with the requirements of the Provincial Authorities having jurisdiction and in accordance with the requirements of the CAN/CGA-B149.
PAGE 2
HAZARD INTENSITY LEVELS 1. DANGER: Failure to comply will result in severe personal injury or death and/or property damage. 2. WARNING: Failure to comply could result in severe personal injury or death and/or property damage. 3. CAUTION: Failure to comply could result in minor personal injury and/or property damage. DANGER: The gas burner in this gas-fired equipment is designed and equipped to provide safe and economically controlled complete combustion.
PAGE 3
Gas Conversion Instructions Models F, FE, B, BE 1. Verify Kit Selection - Check to be certain that the gas conversion kit is the appropriate kit for the unit being converted. Compare the Heater Model No., the Serial No. Safety Pilot Code, and the Serial No. Valve Code. IMPORTANT: Also, because the serial number code can only identify the original equipment, compare the actual Model Nos. on the valve and the ignition controller to those listed for the kit. If either of the actual Model Nos.
PAGE 4
Gas Conversion Instructions Models F, FE, B, BE (cont'd) FIGURE 2 - Burner Rack with FactoryInstalled Air Baffles b) The bottom of the pilot is now visible. Do the following: (1) Disconnect the pilot tubing from the pilot burner. (2) For match-lit (standing) pilot, disconnect the thermocouple from the valve. (3) For spark pilot, disconnect the flame sensing wire and high tension (spark) lead from the ignition controller. c) Heaters manufactured beginning 8/91 (Serial No.
PAGE 5
8. Install Burner Air Shutters (if required) Burner air shutters are required on Sizes 130-400 models equipped with optional stainless steel burners for use with propane gas. Air shutters may be used on aluminized burners but are not normally required. Refer to the instructions included with the air shutter assembly for installation and adjustment. DANGER: Failure to install and adjust burner air shutters according to directions could cause property damage, personal injury and/or death. 9.
PAGE 6
Gas Conversion Instructions Models F, FE, B, BE (cont'd) 12. Adjust the manifold pressure. Follow these requirements and instructions to adjust manifold gas pressure. 1) The correct pressure adjustment depends on the area of the country in terms of elevation. If you don't know the elevation, check with your local gas company. 2) Determine the required manifold pressure for that elevation. Manifold Pressure Settings by Elevation Elevation Ranges Feet Natural Gas Meters Propane (inches W.C.
PAGE 7
13. Check for safe and proper operation by operating the heater for at least one cycle. Observe main burners for complete flame carryover. Observe cautiously from beneath the heater after ignition is established. Flame must be present on the full length of each burner. If air shutters are used, adjust them according to the instructions supplied with the air shutters. Replace the bottom panel. Safety check the installation and equipment. Check that all safety devices are functioning properly. 14.
PAGE 8
Conversion Kits - Natural to Propane (cont'd) Natural to Propane Conversion Requirements • • Propane requires ignition controller with 100% lockout Propane on Sizes 130-400 requires burner air shutters Conversion Kit Components - Natural to Propane Propane units equipped with spark pilot require an ignition controller with 100% lockout.
PAGE 9
Conversion Kit Components - Natural to Propane (cont'd) TABLE 5 - Natural to Propane Conversion Kit, P/N 99250 Applies to Models F/FE/B/BE 50 Equipped with Equipped with any of the following pilot and valve combinations Pilot Spark J/C G67BG-5; UTEC 1003-638A 66 or 94 M4 M/H VR8204M1000 W7 M/H VR8104M2505 Components: Qty P/N 1 98720 Regulator Spring Kit, M/H 393691 3 63003 Burner Orifice, 1.
PAGE 10
Conversion Kit Components - Natural to Propane (cont'd) TABLE 12 - Natural to Propane Conversion Kit, P/N 99256 Applies to Models F/FE/B/BE 130, 165, 200, 250 Equipped with either of the following pilot and valve combinations Pilot Valve Type Serial No. Code Manufacturer's No. Spark w/100% Lockout 65; 84; or 95 JC G770NGC-4; JC G770NHC-1; UTEC 1003-514 TABLE 15 - Natural to Propane Conversion Kit, P/N 99248 Applies to Models F/B 300, 400 Serial No. Code Manufacturer's No.
PAGE 11
TABLE 17 Conversion Kits - Propane to Natural Models F, B, FE, BE Size Conversion Kit P/N 99257 Propane to Natural Conversion Kit for Heater Equipped with Match-Lit or Spark Pilot Serial No.
PAGE 12
Conversion Kit Components - Propane to Natural (cont'd) TABLE 22 - Propane to Natural Conversion Kit, P/N 99261 Applies to Models F/FE/B/BE 130, 165 Equipped with any of the following pilot and valve combinations Equipped with Pilot Type Valve Serial No. Serial No. Manufacturer's No. Manufacturer's No. Code Code Match 31 None Spark w/100% lockout 65; 84; or 95 J/C G770NGC-4; JC G770NHC-1; UTEC 1003-514 K8 M/H V8200M7011 1C M/H VR8200M7013 M7 M/H VR8204M1018 Manufacturer's No. Serial No.