Friedrich WallMaster WS08B10-A Service & Parts Manual
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Friedrich WallMaster WS08B10-A Service & Parts Manual

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FRIEDRICH WS10B10-A
Owner's Manual
Shop genuine replacement parts for FRIEDRICH
WS10B10-A
Find Your FRIEDRICH Air Conditioner Parts - Select From 1575 Models
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Summary of Contents for Friedrich WallMaster WS08B10-A

  • Page 1 This Owner's Manual is provided and hosted by Appliance Factory Parts. FRIEDRICH WS10B10-A Owner's Manual Shop genuine replacement parts for FRIEDRICH WS10B10-A Find Your FRIEDRICH Air Conditioner Parts - Select From 1575 Models -------- Manual continues below --------...
  • Page 2 Service & Parts Manual 2004 WallMaster Thru-the-Wall ® WS08B10-A WS10B10-A WS14B10-A WS10B30-A WS13B30-A WS16B30-A WE10B33-A WE13B33-A WE16B33-A WY10B33-A WY13B33-A WM0100 (6-04)

  • Page 3: Table Of Contents

    Instructions For Using Cooling Load Estimate Form ................ 4 Cooling Load Estimate Form ......................5 Heat Load Form ..........................6 Heating Load From Friedrich Unit Heat Pumps ................7 SPECIFICATIONS/PERFORMANCE DATA Specifications "WS" Models ......................8 Performance Data "WS" Models ....................... 8 Specifications "WE"...

  • Page 4: Friedrich Room Model Number Code

    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 5: Instructions For Using Cooling Load Estimate Form

    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 installa- tions 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 6: Cooling Load Estimate Form

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

  • Page 7: 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 part of a house which the unit will heat the calculated space.

  • Page 8: Heating Load From Friedrich Unit Heat Pumps

    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 9: Specifications/Performance Data Specifications "Ws" 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 10: Specifications "We" And "Wy" 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 11: 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 12: 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 13: Checking The Internal Overload

    TERMINAL OVERLOAD (External) TERMINAL OVERLOAD (Internal) Some compressors are equipped with an external over- Some model compressors are equipped with an internal load which is located in the compressor terminal box overload. The overload is embedded in the motor adjacent to the compressor body (see Figure 3.) windings to sense the winding temperature and/or The overload is wired in series with the common motor current draw.

  • Page 14: System Control Switch ("Ws" Models)

    Figure 5: Fan Motor Figure 6: System Control Panel FAN MOTOR - TEST Determine that capacitor is serviceable. 3. “Med Cool” Position - between terminals “L1” and “C”, “M” and “MS”. Disconnect fan motor wires from fan speed switch or system switch. 4.

  • Page 15: Run Capacitor

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

  • Page 16: Thermostat ("Ws" Models)

    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 17: Thermostat Adjustment

    THERMOSTAT ADJUSTMENT Should the fan motor fail or filter become clogged, the high limit control will open and interrupt power to the heater No attempt should be made to adjust thermostat. Due before reaching an unsafe temperature condition. to the sensitivity of the internal mechanism and the so- phisticated equipment required to check the calibration, The control is designed to open at 120°...

  • Page 18: Defrost Bulb Location (All "Wy" Models)

    CHECK VALVE: LIQUID DRYER DEFROST BULB LOCATION (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 forc- Figure 15: Defrost Bulb Location ing the heating check valve shut.

  • Page 19: Drain Pan Valve

    DRAIN PAN VALVE (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 20: 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 21: Special Procedure In The Case Of Motor Compressor Burnout

    Proceed with processing as outlined under her- metic component replacement. NOTE: All inoperative compressors returned to Friedrich must have all lines properly plugged with the plugs from the replacement compressor.

  • Page 22: Troubleshooting Touch Test Chart

    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 23: 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 or inoperative. Compressor does thermostat and replace if inoperative.
  • Page 24 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. Set switch correctly.
  • Page 25 POSSIBLE CAUSE TO CORRECT PROBLEM Check operation of unit. Replace overload if Overload inoperative. Opens too system operation is satisfactory. soon. Allow a minimum of two (2) minutes for pres- Compressor attempts to start before sures to equalize before attempting to restart. system pressures are equalized.
  • Page 26 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 clean- Restricted coil or dirty filter. ing of filter.

  • Page 27: Troubleshooting - Heating (Heat Pumps)

    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.
  • Page 28 TO CORRECT PROBLEM POSSIBLE CAUSE Outdoor thermostat does not cut off Defective thermostat — replace. Unit does not heat compressor at the preselected adequately. temperature and bring on the heating element. Fresh air or exhaust door open. Check if operating properly. Instruct customer on proper use of control.

  • Page 29: Troubleshooting - Heating

    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 30 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 31 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. open, pitted or burned. Fan operates – High limit control open. heating element does Check continuity –...
  • Page 32 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” Check if drain pan valve is open, if not, replace. Condenser fan frozen to base or “MoneySaver”...

  • Page 33: Wiring Diagrams "Ws" Models

    WIRING DIAGRAM: MODELS WS07A10B, WS10A10B, WS12A10E-B, WS12A30E-B, WS15A30B...

  • Page 34: We" Models

    WIRING DIAGRAM: MODELS WE09A33E-C, WE12A33E-B, WE15A33B...

  • Page 35: Wy" Models

    WIRING DIAGRAM FOR MODELS WY09A33F-A, WY12A33G-A...

  • Page 36: Chassis Parts Breakdown

    WS, WE & WY SERIES CHASSIS PARTS...

  • Page 37: Parts List

    WM SERIES PARTS 115 V 115 V 115 V DESCRIPTION PART NO# 230V 230V 230V 230V 230V 230V 230V 230V CODE ELECTRICAL PARTS ELECTRONIC BOARD 61921106 ELECTRONIC BOARD 61921107 REMOTE CONTROL 61826603 THERMOSTAT 25043300 THERMOSTAT, 61350313 DEF. OVERLOAD 61764507 OVERLOAD 61764519 OVERLOAD 61764528...
  • Page 38 INSERT, SHIPPING 61624901 SUPPORT, SHIPPING 61624701 OPTIONAL ACCESSORIES ITEMS START KIT 61008903 SERV.& PART MANUAL WM0100 55 SLEEVE (ONLY) 61603601 56 INNER 61603200 WEATHER PANEL 57 GRILLE, STAMPED 61603001 58 OUTER 61603301 WEATHER PANEL FRIEDRICH SCRIPT 60405804 * Not Shown...

  • Page 39: Wallmaster Sleeve Parts List/ Parts Breakdown

    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 41 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 (6-04)

This manual is also suitable for:

Wallmaster ws10b10-aWallmaster ws14b10-aWallmaster ws10b30-aWallmaster ws13b30-aWallmaster ws16b30-aWallmaster we10b33-a ... Show all

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