Friedrich WALLMASTER WS09A30EC Service & Parts Manual
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Friedrich WALLMASTER WS09A30EC Service & Parts Manual

Friedrich WALLMASTER WS09A30EC Service & Parts Manual

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This Owner's Manual is provided and hosted by Appliance Factory Parts.
FRIEDRICH WS09A30EC
Owner's Manual
Shop genuine replacement parts for FRIEDRICH
WS09A30EC
Find Your FRIEDRICH Air Conditioner Parts - Select From 1575 Models
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Summary of Contents for Friedrich WALLMASTER WS09A30EC

  • Page 1 This Owner's Manual is provided and hosted by Appliance Factory Parts. FRIEDRICH WS09A30EC Owner's Manual Shop genuine replacement parts for FRIEDRICH WS09A30EC Find Your FRIEDRICH Air Conditioner Parts - Select From 1575 Models -------- Manual continues below --------...
  • Page 2 Service & Parts Manual Thru-the-Wall WallMaster ® 2003 WS07A10B WS10A10B WS12A10E-B WS12A10E-C WS12A30E-B WS15A30B WE09A33E-C WE12A33E-B WE15A33B WY09A33F-A WY12A33G-A WM0100 (5-03)

  • Page 3: Table Of Contents

    Application and Sizing ......................... Instructions For Using Cooling Load Estimate Form ................Cooling Load Estimate Form ....................... Heat Load Form ..........................Heating Load From Friedrich Unit Heat Pumps ................... SPECIFICATIONS/PERFORMANCE DATA Specifications "WS" Models ........................ Performance Data "WS" Models ......................

  • Page 4: Friedrich Wallmaster Model Code

    TABLE OF CONTENTS (Cont.) PAGE TROUBLESHOOTING Troubleshooting Touch Test Chart ......................Troubleshooting (Cooling) ........................Troubleshooting (Heating) ........................Troubleshooting (Cooling/Electric) ....................... WIRING DIAGRAMS WS07A10E-D ............................WS09A10 ............................WS12A10 ............................WS09A30 ............................WS12A30 ............................WS13A30 ............................WE09A33 ............................WE12A33 ............................WE13A33 ............................WY09A33 ............................

  • Page 5: Application And Sizing

    FRIEDRICH ROOM MODEL NUMBER CODE 1st DIGIT - FUNCTION W = Thru-The-Wall, WallMaster Series 2nd DIGIT - TYPE S = Straight Cool E = Electric Heat Y = Heat Pump 3rd & 4th DIGITS - APPROXIMATE BTU/HR (Cooling) Heating BTU/HR capacity listed in Specifications/Performance Data Section...
  • Page 6 INSTRUCTIONS FOR USING COOLING LOAD ESTIMATE FORM FOR ROOM AIR CONDITIONERS (AHAM PUB. NO. RAC-1) This cooling load estimate form is suitable for estimating the cooling load for comfort air conditioning installations which do not require specific conditions of inside temperature and humidity. The form is based on an outside design temperature of 95°F dry bulb and 75°F wet bulb.

  • Page 7: Cooling Load Estimate Form

    COOLING LOAD ESTIMATE FORM FACTORS BTU/Hr. HEAT GAIN FROM QUANTITY (Quantity x Factor) Outside (Area nside Shades* Awnings* X Factor) WINDOWS: Heat gain from the sun. Shades* ____sq. ft. 20 ____ ____ Northeast These factors are for single glass ____sq. ft. 25 ____ only ____...

  • Page 8: Heat Load Form

    HEAT LOAD FORM The heat load form, Page 8, may be used by servicing Below is an example using the heat load form: personnel to determine the heat loss of a conditioned space and the ambient winter design temperatures in A space to be conditioned is par t of a house which the unit will heat the calculated space.

  • Page 9: Specifications/Performance Data Specifications "Ws" Models

    HEATING LOAD FORM FRIEDRICH ROOM UNIT HEAT PUMPS BTU/HR PER WALLS: (Linear Feet) °F TEMP . DIFFERENCE 2" Insulation Lin. Ft. x 1.6 Average Lin. Ft. x 2.6 WINDOWS & DOORS (Area, sq. ft.) Single Glass: Sq. Ft. x 1.13 Double Glass: Sq.

  • Page 10: Specifications "We" And "Wy" Models

    SPECIFICATIONS WS07A10D WS10A10B WS12A10E-B WS12A30EB WS15A30B BTUH 7400 10000 11500 12000 14700 11800 14500 E.E.R. Volts Amperes 11.5 Total Watts 1081 1280 1333 1693 1310 1686 Hertz Fuse/Breaker Size Fan RPM 1145 1140 1275 1275 1275 Evaporator Air CFM Fresh Air CFM Exhaust Air Dehumidification Pts/Hr Width...

  • Page 11: Performance Data Heating "We" Models

    SPECIFICATIONS WE07A33EC WE12A33EB WE15A33B WY09A33FA WY12A33GA BTUH (Cooling) 9000 12000 14700 9000 11500 8900 11800 14500 8900 11000 BTUH (Heating) 7000 11000 11000 7000 10500 7000 9100 9100 7000 10300 E.E.R. (Cooling) E.E.R (Heating) Volts Amperes (Cooling) Amperes (Heating) 16.0 16.0 16.93 16.7...

  • Page 12: Performance Data Heating "Wy" Models

    PERFORMANCE DATA *WY09A33FA *WY12A33GA (Heating) BTUH @70°F Inside 62°F Outside 9700 12400 @70°F Inside 57°F Outside 9300 12000 @70°F Inside 52°F Outside 8800 11400 @70°F Inside 47°F Outside 8200/8100 10800/10400 @70°F Inside 42°F Outside 7600 10000 @70°F Inside 37°F Outside 6800 9000 @70°F Inside 35°F Outside...

  • Page 13: Components Operation/Testing

    COMPONENTS OPERATION & TESTING GROUND TEST Use an ohmmeter set on its highest scale. Touch one WARNING lead to the compressor body (clean point of contact as a good connection is a must) and the other probe in DISCONNECT ELECTRICAL POWER TO turn to each compressor terminal (see Figure 2.) If a UNIT BEFORE SERVICING OR TESTING reading is obtained, the compressor is grounded and...

  • Page 14: Thermal Overload (Internal)

    The overload is wired in series with the common motor Should the internal temperature and/or current draw terminal. The overload senses both major amperage and become excessive, the contacts in the overload will open, compressor temperature. High motor temperature or turning off the compressor.

  • Page 15: Fan Motor - Test

    Figure 5: Fan Motor Figure 6: System Control Panel 1. “Off” Position - no continuity between terminals. FAN MOTOR - TEST Determine that capacitor is serviceable. 2. “Lo Cool” Position - between terminals “L1” and “C”, “LO” and “MS”. Disconnect fan motor wires from fan speed switch or system switch.

  • Page 16: Run, Capacitor

    The unit can be operated in cooling or heating mode Figure 9: System Control Switch with the compressor or electric heater on and the fan (Heat Pump & Electric Heat Models) motor operating on low, medium or high speed. The fan motor can also be operated independently on medium speed.

  • Page 17: Capacitor - Test

    CAPACITOR - TEST Figure 11: Thermostat Remove capacitor from unit. Check for visual damage such as bulges, cracks, or leaks. For dual rated, apply an ohmmeter lead to com- mon (C) terminal and the other probe to the com- pressor (HERM) terminal. A satisfactory capacitor will cause a deflection on the pointer, then gradu- ally move back to infinity.

  • Page 18: Thermostat Adjustment

    TEST: Should the fan motor fail or filter become clogged, the high limit control will open and interrupt power to the Remove wires from thermostat and check continuity heater before reaching an unsafe temperature condi- between terminal "2" (common) and "1" for heating. Also tion.

  • Page 19: Defrost Bulb Location (All "Wy" Models)

    DEFROST BULB LOCATION CHECK VALVE: LIQUID DRYER (All "WY" Models) OPERATION HEAT PUMP The defrost control bulb must be mounted securely and COOLING MODE (See Figure 16) in the correct location to operate properly (see Figure 15.) In the cooling mode of operation, liquid refrigerant from condenser (liquid line) enters the cooling check valve forcing the heating check valve shut.

  • Page 20: Drain Pan Valve

    VALVE, DRAIN PAN (See Figure 18) The pivot valve is responsible for directing the refriger- ant flow to the indoor or outdoor coil. There are three During the cooling mode of operation, condensate which small tubes connected to the pivot valve body. The cen- collects in the drain pan is picked up by the condenser ter pilot tube is the common pilot tube and is connected fan blade and sprayed onto the condenser coil.

  • Page 21: Sealed Refrigeration System Repairs

    If the valve is stuck in the heating position, block the air 3. Accurately weighing the refrigerant charge actu- flow through the indoor coil and allow discharge pres- ally introduced into the system. sure to build in the system. Then switch the system from heating to cooling.

  • Page 22: Special Procedure In The Case Of Motor Compressor Burnout

    COMPRESSOR BURNOUT NOTE: All inoperative compressors returned to Recover all refrigerant and oil from the system. Friedrich must have all lines properly plugged with the plugs from the replacement compressor. Remove compressor, capillary tube and filter drier from the system.
  • Page 23 TROUBLESHOOTING TOUCH TEST CHART TO SERVICE REVERSING VALVES NORMAL FUNCTION OF VALVE NOTES: VALVE OPERATING * TEMPERATURE OF VALVE BODY CONDITION ** WARMER THAN VALVE BODY POSSIBLE CAUSES CORRECTIONS Normal Cool Cool, Hot, *TVB Cooling as(2) as (1) Normal Heating Cool Hot, Cool, *TVB...

  • Page 24: Troubleshooting Cooling

    TROUBLESHOOTING COOLING PROBLEM POSSIBLE CAUSE TO CORRECT Low voltage. Check for voltage at compressor. 115 volt and 230 volt units will operate at 10% voltage variance Thermostat not set cold enough Set thermostat to coldest position. Test thermostat or inoperative. Compressor does and replace if inoperative.
  • Page 25 PROBLEM TO CORRECT POSSIBLE CAUSE Replace fuse, reset breaker. If repeats, Fuse blown or circuit tripped. check fuse or breaker size. Check for shorts in unit wiring and components. Unit Power cord not plugged in. does System switch in “Off” position. not run.
  • Page 26 PROBLEM POSSIBLE CAUSE TO CORRECT Overload inoperative. Opens too Check operation of unit. Replace overload if soon. system operation is satisfactory. Compressor attempts to start before Allow a minimum of two (2) minutes for pressures system pressures are equalized. to equalize before attempting to restart. Instruct customer of waiting period.
  • Page 27 PROBLEM POSSIBLE CAUSE TO CORRECT Replace thermostat. Thermostat differential too narrow. Check gasket. Reposition or replace. Plenum gasket not sealing, allowing Thermostat short discharge air to short cycle cycles. thermostat. Clean and advise customer of periodic cleaning of Restricted coil or dirty filter. filter.

  • Page 28: Troubleshooting Heating

    Troubleshooting Heating (Heat pumps) PROBLEM POSSIBLE CAUSE TO CORRECT Thermostat setting. Set thermostat to a warmer position. Defective thermostat. Replace — do not attempt to adjust. No heating — fan Compressor not operating. Check compressor wiring. Check for open operates. internal or external overload.
  • Page 29 PROBLEM TO CORRECT POSSIBLE CAUSE Outdoor thermostat does not cut off Defective thermostat — replace. compressor at the preselected temperature and bring on the heating Unit does not heat element. adequately. Fresh air or exhaust door open. Check if operating properly. Instruct customer on proper use of control.
  • Page 30 Troubleshooting Heating (Cooling/Electric Models) PROBLEM POSSIBLE CAUSE TO CORRECT Heater relay or contactor coil open. Check continuity of coil. Heater relay or contactor stuck open, Inspect, test continuity with ohmmeter. Fan Operates – pitted or burned. heating element High limit control open. Check continuity –...
  • Page 31 TO CORRECT POSSIBLE CAUSE PROBLEM Defective motor. Check and replace. Fan motor does not Open or shorted capacitor. Replace capacitor and check. operate in “Constant” Condenser fan frozen to base pan. Check if drain pan valve is open. If not, replace. or “MoneySaver”...
  • Page 32 Troubleshooting Heating (Cooling/Electric Models) TO CORRECT PROBLEM POSSIBLE CAUSE Heater relay or contactor coil open. Check continuity of coil. Heater relay or contactor stuck Inspect, test continuity with ohmmeter. Fan operates – open, pitted or burned. heating element does High limit control open. Check continuity –...
  • Page 33 TO CORRECT PROBLEM POSSIBLE CAUSE Defective motor Check and replace. Fan motor does not Open or shorted capacitor. Replace capacitor and check. operate in “Constant” Condenser fan frozen to base pan. Check if drain pan valve is open, if not, replace. or “MoneySaver”...
  • Page 34 WIRING DIAGRAM FOR MODELS WS07A10B, WS10A10B, WS12A10E-B, WS12A30E-B, WS15A30B...
  • Page 35 WIRING DIAGRAM FOR MODELS WE09A33E-C, WE12A33E-B, WE15A33B...
  • Page 36 WIRING DIAGRAM FOR MODELS WY09A33F-A, WY12A33G-A...

  • Page 39: Electrical Parts

    "WS" SERIES PARTS LIST REF. PART NO. DESCRIPTION APPLICATION W W W W S S S A A A E E B C C B ELECTRICAL PARTS 617-166-39 Compressor ........................617-166-22 Compressor ........................617-166-56 Compressor ........................617-166-38 Compressor ........................617-166-28 Compressor ........................

  • Page 40: Chassis Parts

    "WS" SERIES PARTS LIST REF. PART NO. DESCRIPTION APPLICATION W W W ELECTRICAL PARTS 618-503-08 Coil, Condenser ..................... 618-502-00 Coil, Condenser ..................... 603-081-01 Filter–Drier (Install Drier during Sealed System Repair) ........03760513 †Capillary Tube ...................... 03760547 †Capillary Tube ...................... 03760520 †Capillary Tube ......................
  • Page 41 "WS" SERIES PARTS LIST REF. PART NO. DESCRIPTION APPLICATION CHASSIS PARTS (Cont.) 616-070-01 Front, Decorative (Complete) ................616-126-01 Frame, Hood ......................616-127-02 Grille (Intake) ....................... 616-128-00 Grille (Discharge) ....................616-129-00 Louver ........................12 12 12 12 12 12 12 616-129-01 Louver with Handle ....................
  • Page 44 "WE" - "WY" SERIES PARTS LIST REF. PART NO. DESCRIPTION APPLICATION W W W ELECTRICAL PARTS 617-166-38 Compressor, Tecumseh ....................... 617-166-28 Compressor, Tecumseh ....................... 617-166-31 Compressor, Tecumseh ....................... 617-645-35 Overload, Compressor ......................617-645-21 Overload, Compressor ......................617-645-32 Overload, Compressor ......................615-421-00 Gasket, Terminal ........................
  • Page 45 "WE" - "WY" SERIES PARTS LIST REF. PART NO. DESCRIPTION APPLICATION W W W REFRIGERATION SYSTEM COMPONENTS (Cont) 037-605-58 Capillary Tube (Cooling –.042 I.D. x 35" Long ..............619-089-01 4–Way Valve, & Cap Tube Assy ................... 619-089-02 4–Way Valve, & Cap Tube Assy ................... CHASSIS PARTS 614-939-03 Knob, Control ........................
  • Page 46 "WE" - "WY" SERIES PARTS LIST REF. PART NO. DESCRIPTION APPLICATION W W W CHASSIS PARTS, (Cont.) 616-127-02 Grille, Intake ......................... 616-128-00 Grille, Discharge ........................616-129-00 Louver ..........................12 12 12 12 12 616-129-01 Louver with Handle ......................616-130-00 Bar, Connector ........................616-131-00 Door, Control ........................
  • Page 47 Plastic Bag Assembly ........... 616-032-00 Panel, Weather Inner ............ 906-011-00 Screw, #8B x 3/8" ............616-030-01 Grille, Louvered ............604-058-04 Friedrich Script ............. 906-047-01 Screw, #8A x 3/8" ............616-033-01 Panel, Weather Outer ........... 616-078-00 Label, Friedrich ............. 616-084-01 Carton, Shipping ............
  • Page 48 Use Factory Certified Parts. FRIEDRICH AIR CONDITIONING CO. Post Office Box 1540 · San Antonio, Texas 78295-1540 4200 N. Pan Am Expressway · San Antonio, Texas 78218-5212 (210) 357-4400 · FAX (210) 357-4480 www.friedrich.com Printed in the U.S.A. WM0100 (5-03)

This manual is also suitable for:

Wallmaster ws07a10bWallmaster ws10a10bWallmaster ws12a10e-bWallmaster ws12a10e-cWallmaster ws12a30e-bWallmaster ws15a30b ... Show all

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