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7

Wire Size 

Use ONLY wiring size recommended for 
single outlet branch circuit.

Fuse/Circuit 

Use ONLY type and size fuse or HACR 

Breaker 

circuit breaker indicated on unit’s rating 
plate. Proper current protection to the unit 
is the responsibility of the owner. 

Grounding 

Unit MUST be grounded from branch 
circuit through service cord to unit, or 
through separate ground wire provided on 
permanently connected units. Be sure that 
branch circuit or general purpose outlet is 
grounded.

Receptacle The 

fi eld supplied outlet must match plug on 

service cord and be within reach of service 
cord. Do NOT alter the service cord or plug. 
Do NOT use an extension cord.  Refer to 
the table above for proper receptacle and 
fuse type.

ELECTRIC SHOCK HAZARD.

Turn off electric power before service or installation.

All electrical connections and wiring MUST be 
installed by a qualifi ed electrician and conform to the 
National Electrical Code and all local codes which 
have jurisdiction.

Failure to do so can result in property damage, 
personal injury and/or death.

The consumer - through the AHAM Room Air Conditioner Certifi cation Program - can be certain 
that the AHAM Certifi cation Seal accurately states the unit’s cooling and heating capacity rating, 
the amperes and the energy effi ciency ratio.

ELECTRICAL DATA

Summary of Contents for WE10B33A-A

Page 1: ...WS08B10A A WS10B10A A WS14B10A A WS10B30A A WS13B30B A WS16B30A A WE10B33A A WE13B33B A WE16B33A A WY10B33A A WY13B33A A WM Svc Prts 06 5 06 Service Parts Manual WallMaster Thru the Wall 72...

Page 2: ...Data 6 Electrical Data 7 Functional Component De nitions 8 Electronic Controls 9 Rotary Controls 10 Refrigeration Sequence of Operation 11 Sealed Refrigeration Repairs 12 13 Refrigerant Charging 13 G...

Page 3: ...nada This warranty is not applicable to 1 Air filters or fuses 2 Products on which the model and serial numbers have been removed 3 Products which have defects or damage which results from improper in...

Page 4: ...s and debris Clean both areas with an antibacterial and antifungal cleaner Rinse both items thoroughly with water and ensure that the drain outlets are operating correctly Check the sealant around the...

Page 5: ...R 6th DIGIT VOLTAGE 1 115 Volts 3 230 208 Volts 7th DIGIT 0 Straight Cool Heat Pump Models ELECTRIC HEAT MODELS 3 3 KW Heat Strip Nominal 8th DIGIT Major Change Serial Number Decade Manufactured L 0 C...

Page 6: ...00 230 208 6 3 6 7 1404 1379 16 0 14 7 3550 2950 8 9 8 7 3 3 280 111 WE16B33A 15800 15000 11000 9100 230 208 7 8 8 5 1756 1705 16 0 14 7 3550 2950 9 0 8 8 4 2 290 121 WY10B33A 10100 9800 8100 7800 230...

Page 7: ...ord and be within reach of service cord Do NOT alter the service cord or plug Do NOT use an extension cord Refer to the table above for proper receptacle and fuse type ELECTRIC SHOCK HAZARD Turn off e...

Page 8: ...ing diagrams and schematics in the back of this service manual Capacitor Reduces line current and steadies the voltage supply while greatly improving the torque characteristics of the fan motor and co...

Page 9: ...els LED for the TIMER ON OFF will ash 1bps while Error Code Mode is active Pressing the TEMP HR button will display 00 Consecutive presses will scroll through all error codes logged Press the TEMP HR...

Page 10: ...tion as indicated on decorative control panel in Figure 7 Wait three minutes before restarting Warmer Cooler Fan Only Low Heat Med Heat High Heat Low Cool Med Cool High Cool MODE TEMPERATURE Figure 7...

Page 11: ...ore a change in state can occur 3 Flow is always from a higher pressure area to a lower pressure area 4 The temperature at which a liquid or gas changes state is dependent upon the pressure The refrig...

Page 12: ...Compressor condenser evaporator capillary tube refrigerant leaks etc 1 Recover the refrigerant from the system at the pro cess tube located on the high side of the system by installing a line tap on...

Page 13: ...d discharge line for carbon deposits Remove and clean if necessary 4 Reassemble the system including new drier strainer and capillary tube 5 Proceed with processing as outlined under hermetic componen...

Page 14: ...roke or not enough ow to maintain pressure differential Check unit for correct operating pressures and charge Raise head pressure If no shift use valve with smaller port Body damage Replace valve Hot...

Page 15: ...t run Inoperative system switch Test switch replace if inoperative Broken loose or incorrect wiring Refer to applicable wiring diagram Open capacitor Test capacitor replace if inoperative Fan speed sw...

Page 16: ...y tube De ice coil Check temp differential delta T across coil Touch test coil return bends for same temp Test for low running current Problem Possible Cause Action Compressor runs continually does no...

Page 17: ...bulb Place jumper across t stat terminals to check if unit operates If unit operates replace t stat Loose or broken parts in t stat Check as above Incorrect wiring Refer to appropriate wiring diagram...

Page 18: ...hort cycles T stat differential too narrow Replace t stat Plenum gasket not sealing allowing discharge air to short cycle t stat Check gasket Reposition or replace as needed Restricted coil or dirty l...

Page 19: ...lace defrost control Defrost control contacts stuck If contacts remain closed between terminals 2 3 of the defrost control after preselected time interval has passed replace control Defrost control bu...

Page 20: ...r continuity of system switch Problem Possible Cause Action Cooling adequate but heating insuf cient Heating capillary tube partially restricted Check for partially starved outer coil Replace heating...

Page 21: ...21 WIRING DIAGRAM MODELS WS08B10A A B WS10B10A A B WS14B10A A B WS10B30A A B WS13B30B A...

Page 22: ...22 WIRING DIAGRAM MODELS WS16B30A A B...

Page 23: ...23 WIRING DIAGRAM MODELS WE10B33A A WE13B33B A...

Page 24: ...24 WIRING DIAGRAM MODELS WE16B33A A...

Page 25: ...25 WIRING DIAGRAM MODELS WY10B33A A WY13B33A A...

Page 26: ...ES CHASSIS PARTS 47 48 46 46A 31 12 32 30 7 16 17 14 20 18 19 27 25 13 8 For Heat Cool Models Only 5 45 26 1 41 43 39 Electronic Control Box and Controls 2 41 39 43 6 1 44 Electro Mechanical Control B...

Page 27: ...61871456 1 1 1 110 7 FAN MOTOR 61871457 1 1 110 7 FAN MOTOR 61871458 1 1 1 110 7 FAN MOTOR 61871459 1 1 110 8 HEATER 62101210 1 1 1 1 1 210 9 COIL SOLENOID 25063600 1 1 240 REFRIGERATION SYSTEM PARTS...

Page 28: ...1 1 1 1 1 1 1 1 1 1 1 999 43 ESCUTCHEON COOL 62101106 1 1 1 1 1 1 760 43 ESCUTCHEON HTG COOL 62101102 1 1 1 1 1 760 44 KNOBS CRTL 61911600 2 2 2 2 2 761 HOLDER AIR FILTER 60865900 2 2 2 2 2 2 2 2 2 2...

Page 29: ...PART NO DESCRIPTION APPLICATION CHASSIS PARTS Cont 1 616 036 01 Sleeve Assembly 1 1 1 1 1 1 1 1 1 1 1 2 616 032 00 Panel Weather Inner 1 1 1 1 1 1 1 1 1 1 1 3 616 030 01 Grille Louvered 1 1 1 1 1 1 1...

Page 30: ...06 5 06 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 i...

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