Manual

ManualsBrandsReznor ManualsHeatingIgnition Controller Conversion Kit

Table Of Contents

Form CP-GC Parts, P/N 143147 R4, Page 1

Gas Conversion Parts and

Instructions for Reznor

Models

without Gas Conversion Kits

Form CP-GC Parts (Version A)

Obsoletes CP-GC Parts

Applies to: Reznor

Indirect-red Models RPV Series 6, 7, and 8;

Models SC, SCA, SCB, SCE, Series 5 and 6;

Model EEDU Series 3, 5, and 6;

Models X, XE, PAK, RX Series 7 and 8;

all Models RG, RGB, RGBL, RP, RPB, RPBL, SSCBL, PGBL,

(including the above models with prex "C", "H", or "HC")

and Reznor

Direct Fired Models ADF/ADFH without electronic modulation;

and Models ADF/ADFH, RDF, and DV with capacities

less than or equal to 750 MBH with electronic modulation



WARNING:

Selection of replacement control parts from this manual and all servicing to Reznor

products

must be done by a qualied service technician. Improper selection or servicing could result

in severe personal injury, death, or property damage. Thomas & Betts Corporation will

accept no responsibility or liability as a result of improper servicing of Reznor

products.

Intensity Levels of Hazard Notices in this Form

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.

Contents

General Requirements ......................................................................................................................... 2

SECTION A - Heater Serial Number and Model Number ................................................................... 2

SECTION B - Parts Selection for Gas Conversion ........................................................................3-9

Conversion Components for Models without Conversion Kits ....................................................... 3

STEP 1: Select Spring Regulator Kit or Replacement Valve ............................................................ 4

STEP 2: Select Natural or Propane Pilot Orice from Table 5 ......................................................... 6

STEP 3: Select Main Burner Orices from Table No. 8, 9, 10, 11A, 11B, or 12 ............................... 6

STEP 4: When Converting From Natural Gas to Propane, Select a Burner Air Shutter

Assembly from Table 9 ......................................................................................................... 7

STEP 5: Select Conversion Tape or Disk ........................................................................................... 7

STEP 6: When Converting Indoor (Indoor and Outdoor in Canada) Units with a Spark

Pilot to Propane, the Ignition Controller Must Have Lockout ........................................... 7

STEP 7: Select Carryover Parts ......................................................................................................... 8

SECTION C - GAS CONVERSION INSTRUCTIONS for Components Selected in

SECTION B Only .......................................................................................................................10-14

SECTION D - Gas Conversion of Direct-Fired Furnaces ............................................................... 15

APPENDIX ........................................................................................................................................... 16

Gas Conversion Kits .......................................................................................................................... 16

Ignition Conversion Kits ................................................................................................................... 16

Summary of content (16 pages)

PAGE 1
Form CP-GC Parts (Version A) Obsoletes CP-GC Parts Gas Conversion Parts and Instructions for Reznor® Models without Gas Conversion Kits Applies to: Reznor® Indirect-fired Models RPV Series 6, 7, and 8; Models SC, SCA, SCB, SCE, Series 5 and 6; Model EEDU Series 3, 5, and 6; Models X, XE, PAK, RX Series 7 and 8; all Models RG, RGB, RGBL, RP, RPB, RPBL, SSCBL, PGBL, (including the above models with prefix "C", "H", or "HC") and Reznor® Direct Fired Models ADF/ADFH without electronic modulation; and Model
PAGE 2
General Requirements All gas conversion must be done by a Reznor® Distributor or other qualified service technician in accordance with these instructions and in compliance with all codes and requirements. In Canada, the 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. This form supersedes and obsoletes all prior information regarding this subject.
PAGE 3
First Element of the Serial Number - Year and Month of Manufacture SECTION B Parts Selection for Gas Conversion NOTE: If the unit being converted has multiple furnace sections, order all parts for each furnace.
PAGE 4
SECTION B (cont'd) Parts Selection for Gas Conversion STEP 1: Select Spring Regulator Kit or Replacement Valve To select components needed to "change" the valve, go to the TABLE that applies to the unit being converted: Type of Valve on the Heater................................... Model No. Suffix... See TABLE Single-Stage............................................................. None....................... 1, below Mechanical Modulation (without a bypass valve)..... M.............................
PAGE 5
TABLE 2B - Gas Conversion Cross-Reference for Mechanical Modulation with a Bypass Valve* (Applies to heaters with pilot codes listed in TABLE 2A. Change mechanical modulation valve. Install spring kit to convert bypass valve.
PAGE 6
SECTION B (cont'd) - Parts Selection for Gas Conversion STEP 1 (cont'd): Select Valve or Regulator Spring Kit TABLE 4 - Valves to Gas Convert Units with Electronic Modulation* and Spark Pilot From Propane to Natural From Natural Gas to Propane Pilot Valve Pilot Valve Change Maxitrol Regulator and Convert Solenoid Valve Code Code Code Code 62, 63, 65, 66, 84, 94, 95 For heater sizes 75-125, change valve with Replacement Valve Kit P/N 221634; change Maxitrol regulator to P/N 42278, Maxitrol MR410, 1/2".
PAGE 7
TABLE 7B - Applies to Models RPV Series 6, 7, and 8; Models SC, SCA, SCB, SCE Series 5 and 6; and all Models RP, RPB, RPBL NOTE: Do not use on Models with prefix "C"; see TABLE 8. Orifice Propane to Natural Model Size Qty Drill Size P/N 100 4 41 11792 125 5 42 84437 150 7 44 11833 175 7 42 84437 200 9 43 11828 225 9 42 84437 250 12 44 11833 300 12 42 84437 350 14 42 84437 400 16 42 84437 D300 16 45 38678 Also applies to Models listed with prefix "H". Natural to Propane Drill Size P/N 1.45mm 61652 1.
PAGE 8
SECTION B - Parts Selection for Gas Conversion (cont'd) STEP 7: Select Carryover Parts -- Applies to Models (H)SC, SCA, SCB, SCE Series 5 and 6; (H)X, (H)CX, (H)XE, (H)CXE, (C)PAK; (H)RX, (H)CRX Series 7 and 8; (H)RPV, (H)CRPV Series 6 and 8; and all (H)RG, (H)CRG, (H)RGB, (H)CRGB, (C)RGBL; (H)RP, (H)CRP, (H)RPB, (H)CRPB, (C)RPBL as indicated. Visually inspect the burner rack to determine whether or not it is factory equipped with a carryover lighter tube system.
PAGE 9
When converting from natural to propane, order (1) P/N 100712, Regulated Carryover Assembly (See FIGURE 2) PLUS the Lighter Tube Carryover Orifice listed in TABLE 12, if required.
PAGE 10
SECTION C - GAS CONVERSION INSTRUCTIONS for Components Selected in SECTION B Only WARNING All gas conversions are to be done by a qualified service technician 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 qualified agency performing this work assumes responsibility for this conversion.
PAGE 11
FIGURE 5 - Burner Air Shutter Installation EEDU, HEEDU apply. (NOTE: When converting to natural gas, it is not necessary to remove the shutters; but shutter should be adjusted to full open position.) Air Shutter Installation Instructions: Models EEDU, HEEDU -- Refer to FIGURE 5 and follow instructions a) through f). WARNING Failure to install and/or adjust air shutters according to directions could cause property damage, personal injury, and/or death.
PAGE 12
SECTION C GAS CONVERSION INSTRUCTIONS (cont'd) a) Remove the manifold assembly by removing the 1/4" sheetmetal manifold bracket screws. b) Drill 7/32" holes in the air shutter guide , 5/8" from the top of the guide and in 2-3/8" on both ends. Drill additional 7/32" holes on 2-3/4" centers as required by the heater size. Guide must fit flat against rear support to prevent air leakage around the air shutter.
PAGE 13
9. Reverse the above procedures to re-assemble the heater. Be sure to re-assemble correctly so that unsafe conditions are not created. Be certain that the burner rack is properly positioned and tight against the heat exchanger. If your conversion requires changing the ignition controller, do not re-connect the flame sensing wire and the high tension lead to the present controller. 10.
PAGE 14
SECTION C GAS CONVERSION INSTRUCTIONS (cont'd) FIGURE 11 - Pilot Flame Adjustment 1/2 - 1 inch (12 to 25 mm) 1/2 - 3/4 inch (12 to 18 mm) Thermocouple or Flame Sensor To adjust the pilot flame: 1) Remove the pilot adjustment cover screw on the valve. 2) Turn the inner adjustment screw clockwise to decrease or counterclockwise to increase the pilot flame 3) Replace the cover screw after adjustment.
PAGE 15
SECTION D Gas Conversion of Direct-Fired Furnaces Models ADF/ADFH only: • If converting a Model ADF/ADFH, always change the pilot gas regulator. Gas Type Propane Natural P/N 124021 122844 • If converting a Model ADF/ADFH that does not have electronic modulation gas con- trols, select the spring kit or replacement valve from TABLES 3-6 on pages 5-7. Follow the valve manufacturer's instructions to install the spring regulator or install the replacement valve.
PAGE 16
APPENDIX Currently manufactured Reznor® Models with Gas Conversion Kits Ignition Conversion Kits (NOTE: These kits are NOT gas conversion kits.) Gas Conversion Kits Model B CAUA F LDAP PDH RDH SDH UDAP, UDAS UDBP, UDBS UEAS VR Conversion Kits apply to See Gas Conversion Form for Kit P/N's by Size All Sizes Form CP-F/B-GC Form CP-CAUA--CP Form CP-F/B-GC Form CP-LDAP-GC (For units with 1-stage or 2-stage gas controls only).