Thermo Pride CMA3-50D36N Installation And Service Manual
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Thermo Pride CMA3-50D36N Installation And Service Manual

Gas fired high efficiency furnace
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GAS FIRED HIGH EFFICIENCY FURNACE
DOWNFLOW & DIRECT VENT (SEALED COMBUSTION)
Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or
any other appliance.
• Do not try to light any appliance.
• Do not touch any electrical switch; do not use any phone in your building.
• Immediately call your gas supplier from a neighbor's phone.
Follow the gas supplier's instructions.
• If you cannot reach your gas supplier, call the fire department.
:
If the information in these instructions is not followed exactly, a fire or explosion may
result causing property damage, personal injury, or loss of life.
: Improper installation, adjustment, alteration, service, or maintenance can cause injury or
property damage. Refer to this manual. For assistance or additional information, consult a qualified
installer, service agency, or fuel supplier.
: Do not use this appliance if any part has been underwater. Immediately call a qualified
service technician to inspect the appliance and to replace any part of the electrical or control system
that has been underwater.
PLEASE READ THESE INSTRUCTIONS PRIOR TO INSTALLATION, INITIAL FIRING, AND BEFORE PERFORMING
ANY SERVICE OR MAINTENANCE. THESE INSTRUCTIONS MUST BE LEFT WITH THE USER AND SHOULD BE
RETAINED FOR FUTURE REFERENCE BY QUALIFIED SERVICE PERSONNEL.
MG-517
ECN 5432-MA 160114
MODELS:
CMA3-50D36N, CMA3-75D36N,
CMC1-50D36N, CMC1-75D36N,
CMC1-50DV3N, CMC1-75DV3N
INSTALLATION AND SERVICE MANUAL
For installation in:
1. Manufactured Homes
2. Modular Homes/Buildings
3. Site Constructed—Residential (Single Story Dwellings)

FOR YOUR SAFETY

WHAT TO DO IF YOU SMELL GAS
THERMO PRODUCTS, LLC.
POST OFFICE BOX 217
NORTH JUDSON, IN 46366
PHONE: (574) 896-2133
MADE IN USA

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Summary of Contents for Thermo Pride CMA3-50D36N

  • Page 1: For Your Safety

    GAS FIRED HIGH EFFICIENCY FURNACE DOWNFLOW & DIRECT VENT (SEALED COMBUSTION) MODELS: CMA3-50D36N, CMA3-75D36N, CMC1-50D36N, CMC1-75D36N, CMC1-50DV3N, CMC1-75DV3N INSTALLATION AND SERVICE MANUAL For installation in: 1. Manufactured Homes 2. Modular Homes/Buildings 3. Site Constructed—Residential (Single Story Dwellings) FOR YOUR SAFETY Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance.

  • Page 2: Table Of Contents

    TABLE OF CONTENTS LIST OF SECTIONS BEGINNING PAGE SAFETY INFORMATION………………………………………………………...………… 1 FURNACE SPECIFICATIONS………………………………………………………..7 CMA3 series……………………………………………………………………………… 7 CMC1 series……………………………………………………………………………... 8 Installation Parts Packages…………………………………………………………..10 III. GENERAL INSTRUCTIONS AND CLEARANCES…………………………..………… 11 IV. GENERAL INSTALLATION…………………………………………………..…………… 13 Furnace Location………………………………………………………………………… 13 Base Installation………………………………………………………………………….. 15 Combustible Floor Base……………………………………………………………..
  • Page 3 Heat Exchanger………………………………………………………………………….. 50 Cleaning the Coil Air Side………………………………………………………..…. 50 House Air Blower………………………………………………………………………… 50 Return Air Filter…………………………………………………………………………... 50 Filter Maintenance Procedure……………………………………………………… 51 Filter Replacement…………………………………………………………………... 51 VIII. TROUBLE SHOOTING…………………………………………………………………... 51 Diagnostic Features……………………………………………………………………… 51 Troubleshooting Guide…………………………………………………………………... 53 APPENDIX-A REPLACEMENT PARTS……………………………………………… 58 APPENDIX-B WIRING DIAGRAM…………………………………………………….. 62 LIST OF FIGURES Combustible Floor Base……………………………………………………………..…………...

  • Page 4: Safety Information

    I. SAFETY INFORMATION This and the following page contain reproductions of the various warning and instruction labels placed on the Thermo Pride Condensing Gas Furnaces. Please read and comply with the contents of these labels.
  • Page 5 This and the previous page contain reproductions of the various safety and instruction labels placed on the Thermo Pride Condensing Gas Furnaces. Please read and comply with the contents of these labels.
  • Page 6 This and the previous page contain reproductions of the various safety and instruction labels placed on the Thermo Pride Condensing Gas Furnaces. Please read and comply with the contents of these labels.
  • Page 7 Section IV. The following pages contain various warnings and cautions found throughout the Thermo Pride Gas Fired High Efficiency Furnace Manual. Please read and comply with the statements below. : This furnace is not to be used for temporary heating of buildings or structures under construction.
  • Page 8 The vent and air intake elbows must be kept away from bushes, shrubs or any vegetation that may restrict the flow of flue products. It must also be kept clear of any leaves, weeds or other combustible materials. Keep the vent hood clear of snow.
  • Page 9 : Copper and brass tubing and fittings (except tin lined) shall not be used if the gas contains more than a trace (0.3 grains per 100 cubic ft.) of hydrogen sulfide gas. Check with your gas supplier. : TURN OFF THE ELECTRICAL POWER to the furnace before attempting to change blower speed wiring.

  • Page 10: Furnace Specifications

    II. FURNACE SPECIFICATIONS MODEL CMA3-50D36 CMA3-75D36 INPUT IN BTUH 50,000 75,000 OUTPUT IN BTUH 48,000 72,000 MAIN ORIFICE-NAT. MAIN ORIFICE-LP GAS SUPPLY PRESSURE L.P. MINIMUM 11” IN.W.C. NAT. MINIMUM 4.5”IN.W.C. L.P. MAXIMUM 14” IN.W.C. NAT. MAXIMUM 14” IN.W.C. GAS MANIFOLD PRESSURE L.P.

  • Page 11: Cmc1 Series

    MODEL CMC1-50D36 CMC1-75D36 INPUT IN BTUH 50,000 75,000 OUTPUT IN BTUH 48,000 72,000 MAIN ORIFICE-NAT. MAIN ORIFICE-LP GAS SUPPLY PRESSURE L.P. MINIMUM 11” IN.W.C. NAT. MINIMUM 4.5”IN.W.C. L.P. MAXIMUM 14” IN.W.C. NAT. MAXIMUM 14” IN.W.C. GAS MANIFOLD PRESSURE L.P. 10.0” + 0.3 IN.W.C. NAT.
  • Page 12 MODEL CMC1-50DV3 CMC1-75DV3 INPUT IN BTUH 50,000 75,000 OUTPUT IN BTUH 48,000 72,000 MAIN ORIFICE-NAT. MAIN ORIFICE-LP GAS SUPPLY PRESSURE L.P. MINIMUM 11” IN.W.C. NAT. MINIMUM 4.5”IN.W.C. L.P. MAXIMUM 14” IN.W.C. NAT. MAXIMUM 14” IN.W.C. GAS MANIFOLD PRESSURE L.P. 10.0” + 0.3 IN.W.C. NAT.

  • Page 13: Installation Parts Packages

    INSTALLATION PARTS PACKAGES CMA3-50D36N CMA3-75D36N PARTS PKG# S00S4248 S00S4249 DESCRIPTION PART # PART # J-box cover 350020 350020 Wire nut 300132 300132 3" stainless steel hose clamp 300276 300276 2-3/8" radiator hose 410017 410017 CPVC adapter 320833 320833 LP conversion kit...

  • Page 14: General Instructions And Clearances

    III. GENERAL INSTRUCTIONS AND CLEARANCES – READ BEFORE START OF INSTALLATION 1. The BTU output capacity of the furnace proposed for installation should be based on a heat loss calculation made according to the manuals provided by the Air Conditioning Contractors of America (ACCA) or the American Society of Heating, Refrigeration and Air Conditioning Engineers, Inc.
  • Page 15 c. American National Standard (ANSI-Z223.1/NFPA-54) for all gas-fired furnaces. d. American National Standard (ANSI-C1/NFPA-70 Electric Code for all electrical field wiring. e. These gas-fired units are in compliance with ANSI Z 21.47 CAN/CGA Z223- 2001 Central Furnace test standard. f. These gas-fired units have been listed by ETL “For installation as central furnace special type for single story dwelling.”...

  • Page 16: General Installation

    IV. GENERAL INSTALLATION A. FURNACE LOCATION 1. For best performance, locate the furnace so that it is centralized with respect to the duct system. 2. The furnace installation is only intended for free air return through the furnace door louvers. DO NOT connect a ducted return air system directly to the furnace. An improper return air installation may create a hazard and damage equipment, as well as void all warranties.
  • Page 17 Coil Cabinet Model: CE113S / CE213T Note: Coil cabinet cannot be utilized as a cottage base. CE113S CE213T Figure 1B. Cottage Base Model: 01COT-BASE For CMA3 models only. NOTE: Serves as a plenum for single story applications with exposed supply air systems.

  • Page 18: Base Installation

    B. BASE INSTALLATION – CMA3 models only 1. Combustible Floor Base Model: 70 BASE (for CMA3 models only) Use the base bottom panel as a template to mark floor opening locations (see Figure 2). Cut a square opening in the floor for the supply air connector duct. Cut the opening 1-inch larger than the square template opening.

  • Page 19: Cottage Base

    After cutting openings in the floor, place the bottom panel in position. Mark the square opening location on the distribution duct at the connection point of the connector duct. Remove the bottom panel. Cut an opening in the distribution duct slightly larger than the connector duct.

  • Page 20: Alcove Installation

    C. ALCOVE INSTALLATION In this application, a minimum of 18 inches of clearance must be provided to the front of the unit. See Figure 4. Note – access to diagnostic view port. CMA3 SERIES CMC1 SERIES Figure 4. D. CLOSET INSTALLATION 1.
  • Page 21 CMA3 SERIES CMC1 SERIES Figure 5. Do not obstruct any return air openings, including the return grille on the furnace. To do so may cause the furnace to activate the high limit and shut down. 3. The cross-sectional area of the return system leading into the closet (when located in the floor or ceiling) shall not be less than 250 square inches.

  • Page 22: Fuel Piping

    8. Gas piping is not to be located in or through the return duct system. E. FUEL PIPING Sizing and installation of fuel lines must be in accordance with Federal, State & Local regulations. Including the National Fuel Gas Code NFPA 54/ANSI-Z233.1 (Latest Edition).

  • Page 23: General Venting Requirements

    hazardous situation. Dry moisture from all leads and terminals if wetting occurs. Wait at least 24 hours for the circuit to fully dry before energizing the system. The furnace and its gas valve must be disconnected from the gas supply during pressure testing of the gas supply system at pressures in excess of 1/2 PSIG or 14 inches w.c F.

  • Page 24: Maximum Vent Length

    MAXIMUM VENT LENGTH VENT SIZE 2 IN. PVC FURNACE VENT EXHAUST COMBUSTION AIR INTAKE MODEL LENGTH VENT ELBOWS (NO.) (FT.) ELBOWS (NO.) CMA*/CMC* *Note the drain elbow supplied with furnace count as 1 elbow. **Note the two 45° elbows supplied with furnace count as 1 elbow. Table 2 6.

  • Page 25: Connecting Exhaust Vent And Combustion Air Intake

    G. CONNECTING THE EXHAUST VENT AND COMBUSTION AIR INTAKE Figure 6. shows the typical exhaust vent and combustion air intake connection for CMA/CMC furnace. Figure 6. Models CMA and CMC have a removable top front panel that will allow for improved access to assist installation of the exhaust vent and combustion air intake connection to the top of the furnace.
  • Page 26 the conclusion of the vent pipe installation. This will insure a leak free return air compartment. Refer to Figure 6A. Figure 6A. NOTICE: The exhaust vent pipe must be supported every 4 feet. After making sure the length of the piping is correct glue all connections in place. : This CMA/CMC furnace has been designed to be installed as a direct vent system and must have its combustion air brought in from outside the conditioned space.

  • Page 27: Direct Venting Through A Sidewall

    gas flame. Should acid compounds form in your furnace, it may reduce the life of the furnace. H. Direct Venting Through a Sidewall 1. Vent And Combustion Air Pipes Vent and combustion air pipes may pass through a maximum wall thickness of 18 inches.

  • Page 28: Exhaust Vent Terminal Location Clearance Requirements

    b. The bottom edge of the vent termination elbow must be installed at least 12-inches above the outlet of intake termination elbow. c. The horizontal distance between the inlet and exhaust terminations should be minimized, when possible, and should never exceed 24- inches.
  • Page 29 • where wetting of components by condensate, or water vapor, could be detrimental to the operation of pressure regulators, relief valves, or any other equipment. d. The vent terminal shall be installed a minimum of 14-inches from any obstruction and 3-feet from an inside corner of an L-shaped structure. Figure 9: NFGC Minimum Clearances Between the Vent Terminal and Various Building Features...

  • Page 30: Vent Terminal Location Guidelines

    4. Vent Terminal Location Guidelines : Bushes, shrubs, or any vegetation that may restrict the flow of flue products must be kept away from vent and air intake terminations. Terminations must also be kept clear of any leaves, weeds, combustible materials, snow, and ice build-up.

  • Page 31: Connecting The Furnace To Roof Vent/ Intake Terminations

    Figure 10: Typical Construction Details of Sidewall Vent and Air Intake Terminations 3. Finish the vent installation by caulking the annulus to seal around the two (2) holes where the thermoplastic pipes pass through the wall. 4. To prevent foreign material, insects, or small animals from entering the pipes, an optional vent or intake terminal (stainless steel) screen is available from Thermo Products under part no.
  • Page 32 The furnace may be vented vertically through the roof. The outlet/inlet of the vent and air intake terminations shall be a minimum of 12 inches above highest anticipated snow level. The vent outlet must be installed a minimum of 12 in. above the air intake inlet.

  • Page 33: Condensate Drain Line And Trap Assembly

    CEILING: Frame out area around where PVC pipe is to penetrate ceiling. Cut a 2-3/8” diameter hole for 2” PVC in the ceiling and a corresponding hole in a firestop to be made of a minimum of 18 gauge galvanized metal large enough to cover the entire framed area.

  • Page 34: Electrical Wiring

    L. ELECTRICAL WIRING All wiring shall be performed by a qualified electrician or service person. The wiring must comply with local codes, the instructions in this manual, and in the absence of codes with the National Electrical Code ANSI/NFPA-70 (LATEST EDITION).

  • Page 35: Maximum Recommended Thermostat Wire Length

    IMPORTANT: The room thermostat should be installed 4 to 5 feet above the floor on an interior wall which is relatively free from direct sources of heat (sunlight or supply airflow) or exposure to cold (drafts from open windows and doors). The nominal anticipator setting is 0.8 amperes, for the CMA/CMC (refer to the thermostat literature for additional information).

  • Page 36: Blower Motor Speed Wiring

    4. BLOWER MOTOR SPEED WIRING Figure 15. BLOWER DELAY SETTINGS To delay fan Set Switch turn-on by: 15 sec. 30 sec. 45 sec. * 60 sec. To delay fan Set Switch turn-off by: 60 sec. 90 sec. *120 sec. 180 sec. *Factory Settings For Optimal Performance...
  • Page 37 CMA3-50D36 ALTERATIONS REQ’D FOR A/C @ DESIGN EXTERNAL STATIC PRESSURE COOLING UNIT HTG Speed Recommended CLG Speed 24,000 MED-LOW 30,000 MED-HIGH 36,000 HIGH Furnace Airflow (CFM) vs. External Static pressure (in. WC.) Speed Tap \ Static Pressure 1044 1010 1250 1196 1146 1101...
  • Page 38 CMA3-75D36 ALTERATIONS REQ’D FOR A/C @ DESIGN EXTERNAL STATIC PRESSURE HTG Speed Recommended CLG Speed COOLING UNIT 24,000 MED-LOW MED-LOW 30,000 MED-LOW MED-HIGH 36,000 MED-LOW HIGH Speed Tap \ Furnace Airflow (CFM) vs. External Static pressure (in. WC.) Static Pressure 1019 1257 1210...
  • Page 39 CMC1-50D36 ALTERATIONS REQ’D FOR A/C @ DESIGN EXTERNAL STATIC PRESSURE COOLING UNIT HTG Speed Recommended CLG Speed 24,000 MED-LOW 30,000 MED-HIGH 36,000 HIGH Furnace Airflow (CFM) vs. External Static pressure (in. WC.) Speed Tap \ Static Pressure 1044 1010 1250 1196 1146 1101...
  • Page 40 CMC1-75D36 ALTERATIONS REQ’D FOR A/C @ DESIGN EXTERNAL STATIC PRESSURE HTG Speed Recommended CLG Speed COOLING UNIT 24,000 MED-LOW MED-LOW 30,000 MED-LOW MED-HIGH 36,000 MED-LOW HIGH Speed Tap \ Furnace Airflow (CFM) vs. External Static pressure (in. WC.) Static Pressure 1019 1257 1210...
  • Page 41 CMC1-50DV3 ALTERATIONS REQ’D FOR A/C @ DESIGN EXTERNAL STATIC PRESSURE COOLING UNIT HTG Speed Recommended CLG Speed 24,000 MED-LOW 30,000 MED-HIGH 36,000 HIGH Furnace Airflow (CFM) vs. External Static pressure (in. WC.) Speed Tap \ Static Pressure 1174 1145 1107 1066 1026 High...
  • Page 42 CMC1-75DV3 ALTERATIONS REQ’D FOR A/C @ DESIGN EXTERNAL STATIC PRESSURE HTG Speed Recommended CLG Speed COOLING UNIT 24,000 MED-LOW MED-LOW 30,000 MED-LOW MED-HIGH 36,000 MED-LOW HIGH Speed Tap \ Furnace Airflow (CFM) vs. External Static pressure (in. WC.) Static Pressure 1043 1148 1113...

  • Page 43: Field And Replacement Wiring

    : TURN OFF THE ELECTRICAL POWER to the furnace before attempting to change blower speed wiring. The furnace is factory wired to the ignition control with standard heating and cooling speeds. When changing motor speeds, simply switch the needed speed to either the heating or cooling terminal as applicable on the module to obtain the desired CFM.

  • Page 44: Starting The Unit

    V. STARTING THE UNIT A. SEQUENCE OF OPERATIONS AT ANY TIME THE CONTINUOUS SAFE OPERATION CHECK GAS VALVE IS IF FLAME SIMULATION CONDITION NOT ENERGIZED PRESENT OR ROLL-OUT SWITCH OPENS, SYSTEM ENERGIZES INDUCER FAN FOR 15 SECONDS AND CIRCULATOR BLOWER AT HEATING SPEED UNTIL SITUATION CORRECTION START THERMOSTAT CALLS FOR...
  • Page 45 AFTER DELAY-TO-FAN-ON THE RETRY SEQUENCE MAIN PERIOD ENDS, CIRCULATING PROVIDES A 60 SECOND BURNER AIR FAN IS ENERGIZED AT WAIT BEFORE IGNITION OPERATION HEATING SPEED. THE (OPTIONAL) RETRY. RETRY IS ELECTRONIC AIR CLEANER ATTEMPTED WITH AN AND HUMIDIFIER ARE ADDITIONAL 10 SECONDS ENERGIZED.

  • Page 46: Initial Start Up

    B. INITIAL START UP: This furnace does not have a pilot. It is equipped with a hot surface igniter which automatically lights the burner. Do not attempt to light the burner by hand. Check the following items before the initial start-up. 1.

  • Page 47: Adjustment Of Btu Input Rate

    C. ADJUSTMENT OF BTU INPUT RATE: The orifice for this furnace was sized: 1) for natural gas having a heating value of 1025 BTU per cubic foot and a specific gravity of .65, or 2) for liquefied propane gas with a heating value of 2500 BTU per cubic foot and a specific gravity of 1.55.

  • Page 48: Burner Adjustment

    GAS PRESSURE CHART FOR CMA*/CMC* MODEL FURNACES SUPPLY PRESSURE MANIFOLD PRESSURE MAX 14” WC 3.5 + .3” WC MIN 4.5” WC MAX 14” WC PROPANE 10.0” + .3” WC MIN 11” WC TABLE 3 This gas furnace is equipped with a fixed orifice sized for the manifold pressure shown on the rating label.

  • Page 49: Setting Temperature Rise

    Figure 16. The CMA/CMC furnace models are direct vent design and do not require an air shutter adjustment (air shutters are not used) for proper flame characteristics. Burner box access cover must always be secured with all screws in place and tightened before operating furnace. E.

  • Page 50: Furnace Checkout Procedure

    F. FURNACE CHECKOUT PROCEDURE Before any system of gas piping is finally put into service, it shall be carefully tested to assure that it is gas tight as indicated in the Fuel Piping Section of this Furnace Manual. NOTICE: All controls on the unit should be checked for proper functioning prior to the qualified service personnel leaving the job site.

  • Page 51: Installer's Instructions To User

    VI. INSTALLER'S INSTRUCTIONS TO USER: After completing the installation, the installer shall inform and/or demonstrate to the homeowner: 1. The location of all the instructions in the furnace and that the instructions must be kept along with instructions for any accessories in the plastic pouch. 2.

  • Page 52: Electrical

    Label wires prior to disconnection when servicing controls. Wiring errors can cause improper and dangerous operation. A. ELECTRICAL: 1. Check diagnostic code through view port prior to removing access door. 2. Check all wiring for loose connections and any signs of damage or unusual wear.

  • Page 53: Gasket/Sealing Materials

    necessary, clean the accessible portions of the housing and blower with a damp cloth. Vacuum to remove any lint or dust from the motor assembly. 5. GASKETS/SEALING MATERIALS Inspect all visible gaskets for signs of degradation or liquid seepage, especially any seals which were removed as part of the inspection.

  • Page 54: Filter Maintenance Procedure

    assure proper furnace operation. Follow the cleaning, removal and replacement procedure below. FILTER MAINTENANCE PROCEDURE The filter is located inside front door of the CMA/CMC. Remove filter retaining rod and remove dirty filter. Clean the filter by vacuuming, rinsing with tap water, hosing or dipping in an ordinary detergent solution.
  • Page 55 If the sensed failure is in the system (external to the control), the LED will flash in the following flash-pause sequences to indicate failure status (each flash will last approximately 0.25 seconds, and each pause will last approximately 2 seconds). 1 flash, then pause system locked 2 flashes, then pause...

  • Page 56: Troubleshooting Guide

    TROUBLESHOOTING GUIDE THE SYSTEM IS STARTED BY SETTING THE THERMOSTAT TO CALL FOR HEAT. THE FOLLOWING SHOULD HELP ESTABLISH THE TYPE OF MALFUNCTION OR DEVIATION FROM THE NORMAL OPERATION. TO USE THIS DIAGRAM, YOU JUST NEED TO FOLLOW THE INSTRUCTIONS IN THE BOXES. NOTE: CHECK DIAGNOSTIC CODE THROUGH VIEW PORT PRIOR TO REMOVING ACCESS DOOR.
  • Page 57 IS THERE LINE VOLTAGE CHECK THE INTEGRATED ACROSS INDUCER POWER CONTROL DIAGNOSTIC LED TERMINALS "IND" & "IND N" LAMP. RESET BY INTERRUPTING AT THE INTEGRATED CONTROL? POWER TO CONTROL FOR MORE THAN ONE SECOND. IF LED STAYS ON CONTINUOUSLY, REPLACE INTEGRATED CONTROL.
  • Page 58 AFTER GAS VALVE CHECK FOR PROPER ADJUST TO 3.5" FOR NATURAL GAS OPENS, DO THE MANIFOLD PRESSURE. OR 10.0" WC FOR LP GAS BURNERS IGNITE? IS IGNITOR REPOSITION TO POSITIONED CORRECTLY? CORRECT LOCATION. DO BURNERS STAY LIT PAST PROOF OF FLAME CHECK? DOES THE INTEGRATED CONTROL CHECK ACROSS THE ENERGIZE THE...
  • Page 59 DOES SYSTEM RUN UNTIL IS LED LIGHT CHECK ALL THERMOSTAT IS SATISFIED? ON INTEGRATED WIRING FOR CONTROL FLASHING? LOOSE CONNECTIONS. DOES BURNER SHUT OFF CHECK FOR SHORT IN WIRE TO WHEN THERMOSTAT IS THERMOSTAT AND CORRECT SATISFIED? IF NECESSARY. DOES THE CIRCULATING AIR BLOWER TURN OFF AFTER THERMOSTAT IS SATISFIED WITHIN...
  • Page 60 IF LED LIGHT FLASHES: 1 FLASH, THEN PAUSE SYSTEM LOCKOUT 2 FLASHES, THEN PAUSE PRESSURE SWITCH STUCK CLOSED 3 FLASHES, THEN PAUSE PRESSURE SWITCH STUCK OPEN 4 FLASHES, THEN PAUSE OPEN LIMIT SWITCH OR ROLLOUT SWITCH 5 FLASHES, THEN PAUSE LOOSE JUMPER BETWEEN 5 &...

  • Page 61: Appendix-Areplacement Parts

    APPENDIX – A REPLACEMENT PARTS...

  • Page 65: Appendix-Bwiring Diagram

    APPENDIX – B WIRING DIAGRAMS...

This manual is also suitable for:

Cmc1-50d36nCmc1-50dv3nCmc1-75dv3nCma3-75d36nCmc1-75d36n

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