Friedrich Uni-Fit US10B10A Service And Parts Manual Download Page 1

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US08/US10/US12 (05/05)

Thru-the-Wall Series

Service and Parts

Manual

115 Volts US08B US10B US12B
230 Volts US10B US12B

Summary of Contents for Uni-Fit US10B10A

Page 1: ...US08 US10 US12 05 05 Thru the Wall Series Thru the Wall Series Service and Parts Manual 115 Volts US08B US10B US12B 230 Volts US10B US12B...

Page 2: ...REFACE This SERVICE MANUAL provides various service information including the mechanical and electrical parts etc This room air conditioner was manufactured and assembled under a strict quality contro...

Page 3: ...MENSION inch W x H x D mm SLEEVE DIMESION inch W x H x D mm SLEEVE DEPTH inch WITH FRONT GRILLE mm 1 115V 60Hz 8 000 9 800 11 700 830 1 110 1 250 7 5 10 2 11 4 9 6 8 8 9 4 540g 19 1OZ 475g 16 8OZ 485g...

Page 4: ...T GRILLE mm 1 230 208V 60Hz 10 000 9 800 11 700 11 400 1 060 1 040 1 250 1 210 4 7 5 2 5 8 6 2 9 4 9 4 480g 16 9OZ 475g 16 8OZ 26 7 DB 19 4 WB 35 DB 23 9 WB 2 ROW 12STACKS 3 ROW 12STACKS 2 ROW 17STACK...

Page 5: ...TIME You will usually use shut off time while you sleep If unit is running use Timer to set number of hours until shut off For your sleeping comfort once Time is set the Temperature setting will rais...

Page 6: ...Keep these for later use 2 1 3 CONTROL BOX 1 Remove the front grille Refer to section 2 1 1 2 Remove the screw which fasten the control box See Fig 3 3 Pull the control box from the barrier See Fig 3...

Page 7: ...See Fig 5 8 Using handheld pliers remove the clamp which secures the turbo fan See Fig 6 9 Remove the turbo fan with pliers or your hand without touching blades See Fig 7 10 Re install the components...

Page 8: ...ing to the removal procedures above 2 3 2 COMPRESSOR 1 Remove the cabinet Refer to section 2 1 2 2 Discharge the refrigerant system using a FreonTM Recovery System Install a valve for recovery before...

Page 9: ...the power cord See Fig 13 7 Re install the components by referring to the removal procedure above Use only one ground marked hole for ground connection 8 If the supply cord of this appliance is damage...

Page 10: ...nt completely into a FreonTM Recovery System 3 Remove the 2 screws which fasten the evaporator at the left side and the right side 4 Move the evaporator sideward carefully and then unbraze the interco...

Page 11: ...the line at the manifold connection 5 The system is now ready for final charging 6 Recharge as follows 1 Refrigeration cycle systems are charged from the High side If the total charge cannot be put i...

Page 12: ...Brazing equipment Pinch off tool capable of making a vapor proof seal Leak detector Tubing cutter Hand Tools to remove components Service valve A COMPOUND GAUGE EVAPORATOR LOW PRESSURE SIDE COMPRESSOR...

Page 13: ...onents and their functions in the refrigeration system Refer to Fig 18 to follow the refrigeration cycle and the flow of the refrigerant in the cooling cycle MOTOR COMPRESSOR OIL LIQUID REFRIGERANT CA...

Page 14: ...ing Check outdoor coil heat exchanger the fan operation Check gas leakage Repair gas leak Replacement of unit if the unit is beyond repair Satisfactory operation with temperature difference of inlet o...

Page 15: ...apacitor Irregular motor resistance Irregular motor insulation Replacement of fan motor Regular but fails to start Replacement of compressor locking of rotor metal Improper thermostat setting Loose te...

Page 16: ...m of the fan motor with mounting screw s Check fan motor bearings if motor shaft will not rotate replace the motor Check voltage See limits on page 27 If not within limits call an electrician Test cap...

Page 17: ...inal identification Replace the switch if circuit is open Check the position of knob If not at the coldest setting advance the knob to this setting and restart unit Check continuity of the thermostat...

Page 18: ...e coil surface head pressures will increase causing the compressor to cycle Straighten the fins or replace the coil Test capacitor Check the terminals If loose repair or replace Check the system for a...

Page 19: ...WER CORD 67300012 67300012 67300013 67300015 67300015 1 346811 FAN MOTOR 67303021 67303022 67303023 67303024 67303025 1 W0CZZ CAPACITOR 67300710 67300717 67300717 67300708 67300708 1 554160 COMPRESSOR...

Page 20: ...EXPLODED VIEW MODEL US10B10A US12B10A US12B30A 567480 268711B 268711A W6631 267110 W0CZZ 554160 550140 349600 359012 W48602 559011 352380 346811 147900 554031 149980 352115 35211A 130410 435301 43530...

Page 21: ...ernal Use Only MODEL US08B10A US10B30A 567480 268711B 268711A W6631 267110 W0CZZ 554160 550140 359012 W48602 559011 352380 346811 147900 554031 149980 352115 35211A 130410 435301 435300 435300A 238310...

Page 22: ...05 Printed in the U S A Post Office Box 1540 4200 N Pan Am Expressway San Antonio Texas 78295 1540 210 357 4400 FAX 210 357 4480 FRIEDRICH AIR CONDITIONING CO Visit our web site at www friedrich com...