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Friedrich Z-Star ZQ05C10, Service And Parts Manual

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Friedrich Z-Star ZQ05C10 Service And Parts Manual Download Page 12

—12—

Equipment needed: Vacuum pump, charging cylinder, manifold gauge, brazing equipment, pinch-off tool capable
of making a vapor proof seal, leak detector, tubing cutter, hand tools to remove components and service valve. 

B

A

B

A

B

A

COMPOUND GAUGE 

SEE INSETS

BELOW

CAPILLARY TUBE 

EVAPORATOR
(LOW PRESSURE SIDE)

COMPRESSOR

CONDENSER
(HIGH PRESSURE SIDE)

EXTERNAL VACUUM PUMP

LO      HI    CHARGING CYLINDER

MANIFOLD

GAUGE

C

Figure 21A-Pulling Vacuum

Figure 21B-Charging 

Summary of Contents for Z-Star ZQ05C10

Page 1: ...Room Air Conditioner Service and Parts Manual CP05 Svc 05 07 115 Volts CP05N10 ZQ05C10 Staring with serial number LFMK00059 ...

Page 2: ...FICE TURBO FAN AND FAN 7 2 2 3 MOTOR 8 2 2 4 AIR GUIDE 8 2 3 ELECTRICAL PARTS 8 2 3 1 OVERLOAD PROTECTOR 8 2 3 2 COMPRESSOR 9 2 3 3 CAPACITOR 9 2 3 4 THERMOSTAT 9 2 3 5 ROTARY SWITCH 9 2 3 6 POWER CORD 10 2 4 REFRIGERANT CYCLE 10 2 4 1 CONDENSER 10 2 4 2 EVAPORATOR 11 2 4 3 CAPILLARY TUBE 11 3 TROUBLESHOOTING GUIDE 13 3 1 OUTSIDE DIMENSIONS 13 3 2 PIPING SYSTEM 14 3 3 TROUBLESHOOTING GUIDE 15 4 CI...

Page 3: ...NLY BUILT IN ADJUSTABLE THERMOSTAT WASHABLE ONE TOUCH FILTER COMPACT SIZE 1 2 SPECIFICATIONS MODELS ITEMS COOLING CAPACITY BTU h 5 000 POWER SUPPLY Phase V Hz 1ø 115V 60HZ INPUT W 515 OPERATING CURRENT AMP 4 8 REFRIGERANT CONTROL CAPILLARY TUBE REFRIGERANT CHARGE R 22 205g 7 05 oz INSIDE FAN TURBO FAN OUTSIDE FAN PROPELLER FAN WITH SLINGER RING AIR DISCHARGE 2 WAY RIGHT AND LEFT CHASSIS TOP DOWN P...

Page 4: ... off in 1 to 12 hours Each touch will increase the timer by 1 hour After the timer has been on for 30 minutes the temperature will automatically rise 2 F and after another 30 minutes it will automatically rise 2 F again The temperature will then stay the same until the timer goes OFF To cancel the timer press the TIMER pad until the display time disappears POWER 5 To turn the unit ON push the butt...

Page 5: ...d yel low is to be open 3 Measure the resistance value with an ohm meter between the jumpered lead and each exposed metallic part on the equipment at all position except Off of the ROTARY SWITCH 4 The value should be over 1 MΩ CAUTION After switching the air conditioner from Cool to Off or Fan wait at least 3 minutes before switching it back to Cool Off Turns air conditioner off Hi Fan High speed ...

Page 6: ...the base pan and condenser See Figure 3 4 Lift the cabinet from the unit 5 Re install by referring to the procedures above 2 1 3 CONTROL 2 1 3 CONTROL PANEL 2 Remove the front grille Refer to Section 2 1 1 3 Remove the cabinet Refer to Section 2 1 2 4 Remove 1 screws that secure the control board to base pan and air guide See Figure 4 5 Pull the control 5 Pull the control panel toward yourself the...

Page 7: ...ection 2 1 2 4 Remove the control board Refer to Section 2 1 3 5 Remove the air guide upper Refer to Section 2 2 1 6 Remove 2 screws that secure the base pan to condenser See Figure 7 7 Remove screw that secures the shroud to channel of condenser 8 Press the snap area of shroud with your thumbs This allows you to remove it from the condenser 9 Lift the compressor upward with the evaporator and con...

Page 8: ...ion 2 1 2 4 Remove the control panel Refer to Section 2 1 3 5 Remove the upper air guide Refer to Section 2 2 1 6 Remove the compressor turbo fan fan and shroud Refer to Section 2 2 2 7 Remove the motor Refer to Section 2 2 3 8 Remove 2 screws that secure the air guide to the base pan See Figure 11 9 Push the air guide backward and lift it upward See Figure 11 10 Re install by referring to the pro...

Page 9: ...ross the capacitor terminals 4 Remove the screw which fastens the capacitor clamp 5 Remove all the leads of capacitor terminals 6 Re install the components by referring to the removal procedure above See Figure 15 2 3 4 THERMISTOR 1 Remove the cabinet Refer to Section 2 1 2 2 Remove the control panel Refer to Section 2 1 3 3 Disconnect the thermistor terminals from main P W B assembly 4 Remove the...

Page 10: ...curing the clip with cord to the control panel 8 Pull the power cord 9 Re install by referring to procedures above 2 4 REFRIGERANT CYCLE 2 4 1 CONDENSER 1 Remove the cabinet Refer to Section 2 1 2 2 Discharge the refrigerant by using a refrigerant recovery system 3 Remove the air guide Refer to Section 2 2 1 4 Remove 2 screws which fasten the condenser 5 After discharging the refrigerant completel...

Page 11: ...s counter clock wise This will keep oil from foaming and being drawn into the vacuum pump 6 3 Operate the vacuum pump for 20 to 30 min utes until 600 micron vacuum is obtained Close valves A and B and observe vacuum gauge for a few minutes A rise in pressure would indicate a possible leak or moisture remaining in the system With valves A and B closed stop the vacuum pump 6 4 Remove the hose from t...

Page 12: ... proof seal leak detector tubing cutter hand tools to remove components and service valve B A B A B A COMPOUND GAUGE SEE INSETS BELOW CAPILLARY TUBE EVAPORATOR LOW PRESSURE SIDE COMPRESSOR CONDENSER HIGH PRESSURE SIDE EXTERNAL VACUUM PUMP LO HI CHARGING CYLINDER MANIFOLD GAUGE C Figure 21A Pulling Vacuum Figure 21B Charging ...

Page 13: ...tances cut or remove the grounding prong from the plug Line Cord Plug Use Wall Receptacle Power Supply Power supply cord with 3 prong grounding plug Standard 125V 3 wire grounding receptacle rated 15A 125V AC Use 15 AMP time delay fuse or circuit breaker 3 TROUBLESHOOTING GUIDE 3 1 OUTSIDE DIMENSIONS unit mm in 370 14 9 16 312 12 1 4 370 14 9 16 312 12 1 4 29 1 5 32 120 4 3 4 27 5 1 3 32 346 13 5 ...

Page 14: ...D AIR MOTOR COMPRESSOR ROOM AIR HEAT LOAD CAPILLARY TUBE LIQUID REFRIGERANT LIQUID OUTLET VAPOR INLET COMPLETE LIQUID BOIL OFF POINT SUCTION LINE COOL LOW PRESSURE VAPOR LIQUID PRESSURE DROP DISCHARGE LINE NOT HIGH PRESSURE VAPOR OUTSIDE COOLING AIR FOR REFRIGERANT PASS THROUGH EVAPORATOR COILS CONDENSER COILS ROOM AIR CONDITIONER CYCLE OF REFRIGERATION HIGH PRESSURE VAPOR LIQUID REFRIGERANT LOW P...

Page 15: ...e of inlet outlet air 18 26 F Replacement of unit if the unit is beyond repair Check outdoor coil heat exchanger and fan operation Check heat load increase Check cold air circulation for smooth flow Check for gas leakage Clean condenser Not on dedicated circuit Check inside gas pressure Adjust refrigerant charge Malfunction of compressor Replacement of compressor Check for restriction in refri ger...

Page 16: ...ct of compressor or capacitor Replacement of compressor Motor damaged Irregular motor insulation Ω Irregular motor resistance Ω Check of circuit breaker and fuse Gas leakage of feeler bulb of thermostat Check control switch Fan fails to start Improper wiring Defect of fan motor or capacitor Replacement of fan motor Regular but fails to start Replacement of compressor Irregular motor resistance Ω I...

Page 17: ... rotate Fan blade hitting shroud or blower wheel hitting scroll Re align assembly Units using slinger ring condenser fans must have 1 4 inch clearance to the base If necessary shim up the bottom of the fan motor with mounting screw s Check fan motor bearings if motor shaft will not rotate replace the motor Fan motor runs Revolves on overload Check voltage See limits on this page If not within limi...

Page 18: ...the wiring diagram correct the connections Thermistor Check the TEMP control If not at the lowest number set TEMP control to this setting Check the continuity of the thermistor Replace the control board if the circuit is open Capacitor discharge Check the capacitor capacitor before Replace if not within 10 of manufacturer s servicing rating replace if shorted open or damaged Compressor Check the c...

Page 19: ...ncrease causing the compressor to cycle Straighten the fins or replace the coil Capacitor Test the capacitor Wiring Check the terminals If loose repair or replace Refrigeration system Check the system for a restriction Insufficient cooling Air filter If restricted clean or replace Unit undersized Determine if the unit is properly sized for the area to be cooled Excessive noise Blower or fan Check ...

Page 20: ... DISP DISPLAY P W B ASM RY SYNC 250V T2A 115V T2A TRANS FORMER ZNR 4 3 RY COMP MAIN P W B ASM BK BK WH BK RD BL BL OLP RD MOTOR CAPACITOR F R S COMP C C H 3854A20022K WIRING DIAGRAM RY MID FUSE 1 POWER CORD ASSY 2 FAN MOTOR 67303026 3 COMPRESSOR 67301616 4 CAPACITOR 5 OVERLOAD PROTECTOR 67301405 Q TY PER SET LOCATION NO DESCRIPTION PART NO CP05C10 67300718 67300020 1 1 1 1 1 ...

Page 21: ...352390 1 130410 359012 W48602 352390 149980 559011 346811 W48602 130910 550140 567502 552102 135313 135303 152302 135312 132111 2 132111 1 147582 1 147581 147582 2 269310 238310 W0CZZ 268714 263230 137215 268712 267110 749740 ...

Page 22: ...PLODED VIEW ZQ 152302 149410 147581 147582 2 147582 1 135313 352390 1 135312 130410 359012 W48602 352390 149980 559011 346811 W48602 130910 266003 264110 269310 W0CZZ 135500 550140 567502 749740 132111 1 132111 2 ...

Page 23: ...2302 67304300 Filter Mech R 269310 67300405 Thermostat R 264110 67300020 Power Cord Assy R 266003 67300500 Switch Rotary R 346811 67303027 Motor Assy Single R 352390 67302727 Air Guide Assy Upper R 352390 1 67302728 Air Guide Assy Lower R 550140 67301900 Isolator Comp R 559011 67302613 Fan Assy Axial R 359012 67302612 Fan Turbo R 567502 67301405 O L P R W0CZZ 67300718 Capacitor R W48602 67302500 C...

Page 24: ...310 67300020 Power Cord Assy R 267110 67307703 Remote Controller R 268712 67307611 PWB PCB Assy Display R 268714 67307612 PWB PCB Assy Main R 346811 67303026 Motor Assy Single R 352390 67302727 Air Guide Assy Upper R 352390 1 67302728 Air Guide Assy Lower R 550140 67301900 Isolator Comp R 559011 67302613 Fan Assy Axial R 359012 67302612 Fan Turbo R 567502 67301405 O L P R W0CZZ 67300718 Capacitor ...

Page 25: ... 25 MEMO ...

Page 26: ... 26 MEMO ...

Page 27: ...1540 4200 N Pan Am Expressway San Antonio Texas 78295 1540 210 357 4400 FAX 210 357 4490 FRIEDRICH AIR CONDITIONING CO Visit our web site at www friedrich com CP05 Svc 05 07 Use Factory Certified Parts P NO MFL38735502 ...

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