Sharp AF-R1108X Service Manual Download Page 2

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AF-T908X
AF-R908X
AF-R1108X
AF-R1208X

SPECIFICATIONS

Models

AF-T908X, AF-R908X

AF-R1108X

AF-R1208X

Cooling capacity

BTU/h

8500

10500

12000

Moisture removal

Pints/h

2.1

3.0

3.8

ELECTRICAL DATA

Phase

Single

Rated frequency

Rated voltage

Volts

115

Rated current

Amps

8.0

10.2

11.9

Rated input

Watts

850

1100

1300

Power factor

EER

BTU/Wh

10.0

9.5

9.2

COMPRESSOR
Type

(Hermetically sealed rotary type)

Model, Remarks

QB125CL22A, 700W

QK164CN22A, 890W

QK189CN22A, 1050W

REFRIGERANT SYSTEM

Evaporator

Louver fin, Grooved tube, 7mm, Hair pin

Condenser

Louver fin, Bare tube, 7mm Hair pin Louver fin, Grooved tube, 7mm Hair pin

Control O.D. x I.D. x Length x Q'ty(mm)

Capillary tube 2.7 x 1.4 x 650 x 1 Capillary tube 2.7 x 1.6 x 800 x 1

Capillary tube 2.7 x 1.2 x 650 x 2

Refrigerant volume R-22(OZ)

15.2(Factory charged)

14.6(Factory charged)

18.5(Factory charged)

NET DIMENSIONS

Width Height Depth

inches(mm)

22-1/16(560) x 14-3/4(375) x 24-5/16(617)

Net Weight

lbs

GROSS DIMENSIONS

Width Height Depth

inches(mm)

22-25/32(655) x 18-29/32(480) x 27-7/8(708)

Gross Weight

lbs

FAN SYSTEM
Indoor side(Evaporator)

Centrifugal fan

Outdoor side(Condenser)

Propeller fan

Air flow rate(indoor side)

CFM

(High/Med/Low) 275 / 223 / 198

(High/Med/Low) 293 / 265 / 237

(High/Med/Low) 286 / 258 / 230

OTHERS

Safety devices

Compressor: Overload relay
Fan motor: Internal thermal fuse

Air filter

Polypropylene net

Power cord length

4.3

Power plug type

125V, 15A

Summary of Contents for AF-R1108X

Page 1: ...ICROCOMPUTER CONTROL SYSTEM 17 TROUBLESHOOTING GUIDE 24 RUNNING CONDITION 28 PACKING AND ACCESSORIES 29 REPLACEMENT PARTS LIST 30 TABLE OF CONTENTS AF T908X AF R908X AF R1108X AF R1208X MODELS SHARP CORPORATION This document has been published to be used for after sales service only The contents are subject to change without notice In the interest of user safety the air conditioner should be resto...

Page 2: ...m Hair pin Control O D x I D x Length x Q ty mm Capillary tube 2 7 x 1 4 x 650 x 1 Capillary tube 2 7 x 1 6 x 800 x 1 Capillary tube 2 7 x 1 2 x 650 x 2 Refrigerant volume R 22 OZ 15 2 Factory charged 14 6 Factory charged 18 5 Factory charged NET DIMENSIONS Width Height Depth inches mm 22 1 16 560 x 14 3 4 375 x 24 5 16 617 Net Weight lbs 84 84 88 GROSS DIMENSIONS Width Height Depth inches mm 22 2...

Page 3: ...R5 RY1 RY2 RY3 RY4 RY5 GY GY 1 3 5 OUTOOR FANMOTOR FANMOTOR CAPACITOR OUTDOOR THERMAL PROTECTOR RE WH GR BK BL A C H L M C GY MEGGER TESTING Check the resistance between connector terminal and motor shaft Reading must be more than 10MΩ at DC 500V 2 Connect RED and GRAY wires to proper source and make run test by rotating the motor shaft by hand MODEL Indoor fan motor MAIN COIL SUB COIL CON1 CON2 A...

Page 4: ...7 5 32 OPERATION INSTRUCTIONS PARTS NAMES UNIT 1 Front panel 2 Air inlet Indoor side 3 Louvers 4 Air outlet Indoor side 5 Exhaust lever 6 Control panel 7 Cabinet 8 Air outlet Outdoor side 9 Air inlet Outdoor side 0 Filter Pull the filter handle to the right to remove q Filter handle w Power cord 8 12 1 2 3 4 5 6 7 9 10 11 ...

Page 5: ...ll show in display when first turned on 2 Touch POWER ON OFF pad again The unit will stop operating POWER indicator SELECTOR indicator HIGH COOL and TEMPERATURE indicator will light POWER indicator SELECTOR indicator and TEMPERATURE indicator will go off F hr POWER ON OFF POWER ON OFF TO CHANGE TEMPERATURE SETTING PROCEDURE PAD DISPLAY INDICATOR Display will change as you touch the pad TEMPERATURE...

Page 6: ...nds the compressor will stop and the unit will operate in FAN ONLY mode During operation Touch SELECTOR pad and select FAN ONLY SELECTOR The fan speed setting or FAN ONLY setting of the latest speed will be memorized and will light the next time unit is turned on ENERGY SAVER During normal operation the thermostat automatically controls cooling and the fan runs continuously whenever the air condit...

Page 7: ...6 8 3 4 5 x 6 7 9 x 2 10 11 SUGGESTED TOOLS 1 Screw driver medium size Phillips 2 Tape measure or ruler 3 Knife or scissors INSTALLATION NOTE These models can also be installed through the wall with the optional through the wall mounting kit model AZ 80WK To order this kit either contact your dealer or call 1 800 BE SHARP The wall opening dimensions for through the wall installation are 25 635mm W...

Page 8: ...Insert the right closure assembly and the left closure assembly into the top angle and the bottom channels Secure the right and left closure to the cabinet with 6 of the provided screws L 13 32 10 mm 5 Open the window sash and place the cabinet on the sill The cabinet should be inclined backward by approx 3 8 inch 9 5 mm Close the window sash securely behind the top angle 6 Insert the closure asse...

Page 9: ...inet 8 2 Replace the 4 screws removed in step 3 to the top and side of the cabinet 10 Cut the window sash foam seal to the proper length and seal the opening be tween the top of the inside window sash and the outside window sash Window sash foam seal 9 1 Replace the front panel Slip the exhaust lever through the opening between horizontal louver and front panel and then hook the cabinet top CAUTIO...

Page 10: ...ou about 1 inch and next lift up and pull it toward you 3 Unscrew the four screws holding the cabinet Two screws are on top side Two screws are on each side 4 Slide the chassis away from the cabinet by pulling on each corner of the base pan 5 Unscrew the four screws holding the control unit Two screws are on front side Two screws are on right side 6 Unscrew the one screw holding the power supply c...

Page 11: ...OMPONENTS OR WIRING 13 Remove the putty and unfasten the one nut at the top of compressor holding the terminal cover Then remove the wiring connector of the compressor cord 12 Detach each terminals of fan motors by using long nose pliers 16 Unscrew the six screws holding the condenser and condenser shroud Two screws are on the back side Four screws are on the each side Unscrew the two screws holdi...

Page 12: ...ondenser shroud Note Seal three female screws with siliconsealer before re installing 20 Unscrew the two screws holding fan motor angle assembly and cut wire fixing band holding fan motor lead wire Note Seal two female screws with siliconsealer before re installing 22 Unscrew the four screws holding the evaporator Two are on left side Two are on right side 23 Remove the evaporator 24 Unscrew the f...

Page 13: ... the one screw holding the fan motor lead wire 26 Unfasten the one nut holding the centrifugal fan by rotating it counterclockwise 29 Unscrew the three screws holding the printed wiring board 30 Detach terminals by using long nose pliers 31 Unscrew the five screws Two screws are holding the fan motor capacitors One screw is holding the capacitor clamp Two screws are holding the transformer Unfaste...

Page 14: ...es rather than forming large fillets This films make the strongest joints capillary attraction also work best with close tolerance The best clearance is between 0 001 to 0 003 the amount of lap will be approximately 3 8 depending on the swaging tool used Figure 1 CLEANING TUBING To make a sound leak tight joint the brazing alloy when raised to brazing temperature must wet and flow freely over the ...

Page 15: ... point where it will vaporize and be expelled from the system in the form of vapor Type of evacuation methods 1 Piston Type Compressor No good System parts must be above 110 F 2 Rotary Vacuum Pump Disavantages Low CFMC 4 oil gets dirty 3 Single State Vacuum Pump will not clean oil Oil must be changed often 4 Two Stage Vacuum Pump will reach 50 microns First stage is below atmospheric pressure Mois...

Page 16: ...NING CAPACITOR AND FAN CAPACITOR CAUTION DISCHARGE THE RUNNING CAPACITOR AND FAN CAPACITOR BEFORE TOUCHING CAPACITOR OR WIRING 1 Discharge capacitor by shorting terminals 2 Take the wires off the capacitor terminals 3 Set the selector switch of a volt ohm meter or a tester on the resistance range 4 Connect the probes to the capacitor terminals and watch the indicator swing The indicator does not s...

Page 17: ...20 19 18 17 16 15 V DD HOLD R92 R91 R90 R83 INT1 R81 INT2 R63 R62 R61 R60 R53 X OUT X IN RESET R70 R71 R72 R40 R41 R42 R43 R50 R51 R52 V SS ICI TMP47C243N RA1 5V CN4 CA1 BCN3 1 2 3 4 5 6 7 8 5 4 3 2 1 C15 5V 5V 5V 10K x 3 R7 R6 R5 C22 C21 C12 C11 16V 10µ 25V C2 0 A B C19 16V 10µ R10 BCN2 CN3 SW1 SW2 SW3 SW4 SW5 SW6 SW7 TEST D11 D12 D13 D14 D15 D16 D17 R11 R12 R13 R14 R15 R16 R17 R18 150 x 8 CA1 10...

Page 18: ...18 17 16 15 V DD HOLD R92 R91 R90 R83 INT1 R81 INT2 R63 R62 R61 R60 R53 X OUT X IN RESET R70 R71 R72 R40 R41 R42 R43 R50 R51 R52 V SS ICI TMP47C243N RA1 5V CN4 CA1 BCN3 1 2 3 4 5 6 7 8 7 6 5 4 3 2 1 C15 C16 5V 5V 5V 10K x 3 R7 R6 R5 C22 C21 C12 C11 16V 10µ 25V C2 0 A B C19 16V 10µ C18 16V 10µ C17 IC4 CN3 BCN2 SW1 SW2 SW3 SW4 SW5 SW6 SW7 TEST D11 D12 D13 D14 D15 D16 D17 R11 R12 R13 R14 R15 R16 R17 ...

Page 19: ...JP2 D4 D3 D2 D1 C19 C22 Q1 Q4 C21 RY5 RY4 RY3 RY2 RY1 C20 TR Q2 OSC E E E E B B B B SW5 UP SW5 POWER LED6 POWER SW4 SELECTOR D15 R15 D16 JP25 JP26 D17 JP27 D13 R13 SW5 DOWN JP33 R14 R16 JP29 JP20 JP21 D12 D11 B B E B EQ11 Q10 Q12 BCN2 BCN3 JP8 R8 R2 C8 ZD1 JP9 JP10 T1 CN1 CNR3 CNR4 CNR5 CNR2 CNR1 CN2 INDOOR FAN MOTOR OUTDOOR FAN MOTOR 7 1 5 Q5 Q6 JP14 JP13 D7 5 GND 12 D8 D6 D8 R5 1 7 R7 R6 IC2 CN4...

Page 20: ...ing to your setting Timer duration can be set by 0 5 hours to maximum 12 hours Up to 9 5 hours you can set by 0 5 hours increments and from 10 to 12 hours by 1 hour increment If you touch button POWER ON OFF during OFF TIMER operation then the unit turns off and OFF TIMER operation is canceled 4 2 ON TIMER operation Set the delay timer when unit is not operating The unit will turn on automatically...

Page 21: ...N ON ON Indicator 1 17 F Room temp 210 F Indicator LED is ON 0 F Thermo temp 250 F Indicator LED is ON If indicator LED is OFF then replace the thermistor in PWB ass y 2 Characteristic of thermistor Table Y 3 T C T F R kΩ V volt 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 32 0 33 8 35 6 37 4 39 2 41 0 42 8 44 6 46 4 48 2 50 0 51 8 53 6 55 4 57 2 59 0 60 8 62 8 64 4 66 2 68 0 49 33 46 86 4...

Page 22: ...ches or less in thickness is considered Light Construction An insulated frame wall or a masonry wall over 8 inches in thickness is considered HeavyConstruction 3b Multiply the total lenght linear feet of all inside walls between the space to be conditioned and anyunconditioned spaces by the given factor Do not include inside walls which separate other air conditioned rooms 4 Multiply the total squ...

Page 23: ...s by 0 8 2 WINDOWS Heat gain by conduction Total of all windows Single glass Double glass or glass block sq ft sq ft sq ft sq ft sq ft sq ft sq ft sq ft ft ft ft ft watts 30 60 30 19 12 20 30 14 7 8 3 3 3 5 600 300 Light Construction Heavy Construction x x x x x x x x x x 3 WALLS Based on linear feet of wall 4 ROOF OR CEILING Use one only 5 FLOOR Disregard if floor is directly on ground or over ba...

Page 24: ...lary tube 2 Check for gas leak and repair recharge 1 Capillary tube restricted 2 Gas leak 1 Gas leak 2 Compressor defective 2 Check if temp difference between inlet and outlet air of indoor unit is over 14 F 1 No temperature difference between discharge pipe and suction pipe of compressor 3 Check indoor exchanger inlet outlet piping temp Sweat is less than half of coil or frost sticks to capillary...

Page 25: ...h current draw compressor operates but stops immediately 1 Check power source voltage start voltage drop 2 Check power source voltage 4 Insulation test on compressor 2 Remove heat source Repair 1 Overload relay defective 1 Change overload relay 1 Change compressor 2 Change PWB ass y 1 Check power line fuse or circuit breaker 1 Power source voltage too low 2 Wiring for power supply equipment too sm...

Page 26: ... 1 Clean 2 Tighten up Compressor starts but stops soon 1 Check air filter and fan elements 4 Rated current is normal but overload relay or internal thermostat cuts out 1 Voltage is low and over current runs overload relay or internal thermostat operates 2 Wiring for power supply equipment too thin 1 Overload relay or internal thermostat operates as fan is not rotating 2 Overload relay or internal ...

Page 27: ...or 3 Piping touched 6 Insulation unstable 3 Repair 1 Change compressor 1 Fan cracked or deformed Repair 1 Change fan 1 Check PWB connector CN1 1 Vibrating noise 3 Noise created by fan Compressor mounts defective Check noise source 3 Check fan motor 5 Adjust Fan motor defective Check mounting of compressor Symptom Check Defect Remedy PWB ass y does not operate 2 Check transformer TR 1 Fuse FU1 open...

Page 28: ...ITION FOR MODEL AF T908X AF R908X PERFORMANCE CURVE Outside air temp C F Outlet air temp C F 25 30 35 40 5 10 15 20 25 9 10 11 12 13 1300 1400 1200 1100 1000 1500 1600 1700 Line current Amp Power input Wa tt 41 50 59 68 77 30 88 77 86 96 104 RUNNING CONDITION FOR MODEL AF R1208X PERFORMANCE CURVE Outside air temp C F Outlet air temp C F 25 30 35 40 10 15 20 25 7 8 9 10 11 12 1300 1400 1200 1100 10...

Page 29: ...8X PACKING AND ACCESSORIES Panel case s window To be uped the window side Note Place the Accessory Kit on with the Panel cases window facing upwards Top pad F Closure ass y Bottom pad ass y Bag Packing case Top pad B Accessory kit 5 4 3 2 1 ...

Page 30: ... 1 AE 1 19 PGUMMA180JBE0 Tube rubber AF R1108X 1 AE 1 20 PTUB A161JBE0 Tube insulator 2 AD 1 21 LANG A356JBTA Bottom inst angle 1 AE 1 22 PSKR A163JBFA Bulkhead 1 BD 1 23 PSRA A105JBF0 Drain tray 1 AF 1 24 TLAB B071JBR0 Energy card AF T908X 1 AD 1 24 TLAB B066JBR0 Energy card AF R908X 1 AD 1 24 TLAB B064JBR0 Energy card AF R1108X 1 AD 1 24 TLAB B069JBR0 Energy card AF R1208X 1 AD 1 25 TSPC C508JBR...

Page 31: ... 2 1 LBNDKA078JBW0 Capacitor clamp AF T908X 1 AM 2 1 LBNDKA078JBW0 Capacitor clamp AF R908X 1 AM 2 1 LBNDKA078JBW0 Capacitor clamp AF R1108X 1 AM 2 1 LBNDKA081JBW0 Capacitor clamp AF R1208X 1 AL 2 2 LPLTMA128JBW0 Control box cover 1 AK 2 3 DPLT A047JBW0 Cont box angle ass y 1 AS 2 4 QACC A236JBE0 Power supply cord 1 AV 2 5 QW VZD102JBE0 Lead wire Comp 1 AH 2 6 QW VZD104JBE0 Lead wire Earth 1 AH 2 ...

Page 32: ...be AF T908X 1 AD 3 16 PPIPCD390JB10 Lead tube AF R908X 1 AD 3 16 PPIPCD390JB10 Lead tube AF R1108X 1 AD 3 16 PPIPCD464JB10 Lead tube AF R1208X 1 AE 3 17 MSPR A129JBE0 Cycle spring AF R1108X 2 AD 3 17 MSPR A129JBE0 Cycle spring AF R1208X 1 AD 3 18 PPIPCD467JB10 Lead tube AF T908X 1 AD 3 18 PPIPCD467JB10 Lead tube AF R908X 1 AD 3 18 PPIPCD467JB10 Lead tube AF R1108X 1 AD 3 18 PPIPCD020JB10 Lead tube...

Page 33: ...y 1 AN 5 9 SPADBC102YDE0 Comp pad 2 1 AD 5 10 SPADBC103YDE0 Eva pad 1 AF 5 11 SSAKAA053YDE0 Bag 1 AB 5 12 TLAB B181JBR0 Caution label 1 AB 5 13 TLABMA297JBR0 Feature card AF T908X 1 AF 5 13 TLABMA291JBR0 Feature card AF R908X 1 AF 5 13 TLABMA291JBR0 Feature card AF R1108X 1 AF 5 13 TLABMA291JBR0 Feature card AF R1208X 1 AF SCREWS AND NUT 6 1 XTTSD40P12000 Tapping screw 19 AA 6 2 XTTSD40P20000 Tapp...

Page 34: ...8 1 15 1 2 1 23 1 11 1 57 1 56 1 21 1 58 1 62 1 26 1 32 1 50 1 60 6 14 6 1 6 1 6 1 6 12 6 10 6 1 6 6 6 1 6 1 6 1 6 6 6 6 6 5 6 5 6 6 6 6 6 6 6 6 6 6 6 12 6 6 6 7 6 6 6 1 6 5 6 1 6 1 6 5 6 5 6 1 6 3 5 6 1 19 1 34 1 52 1 13 1 54 1 70 1 17 1 17 1 47 1 1 1 48 1 40 1 35 1 43 1 43 1 51 1 51 1 46 1 55 1 42 1 42 1 41 1 41 4 6 4 5 4 7 4 8 4 4 5 7 4 11 5 3 5 4 1 33 1 24 5 2 5 8 5 12 5 11 2 4 1 30 4 2 4 3 4 ...

Page 35: ...11 1 57 1 56 1 21 1 59 1 59 1 58 1 62 1 26 1 32 1 50 1 60 6 14 6 1 6 1 6 1 6 12 1 14 1 14 1 69 1 69 6 10 6 1 6 6 6 1 6 1 6 1 6 6 6 6 6 6 6 6 6 6 6 5 6 5 6 5 6 6 1 18 1 15 6 6 6 6 6 12 6 6 6 7 6 6 6 1 6 9 6 9 6 2 6 2 6 5 6 1 6 1 6 5 6 5 6 1 6 3 5 6 1 34 1 52 1 13 1 54 1 70 1 17 1 17 1 47 1 59 1 59 1 1 1 48 1 40 1 43 1 43 1 46 1 55 1 42 1 41 1 41 4 6 4 5 4 7 4 8 4 4 5 7 4 11 5 3 5 4 1 33 1 24 5 2 5 ...

Page 36: ... 4 5 1 2 3 6 4 5 1 2 3 A B C D E F G H A B C D E F G H CYCLE PARTS FOR AF T908X AF R908X AF R1108X 3 15 3 20 3 4 3 16 3 5 3 18 3 21 3 19 3 22 3 17 3 1 3 7 5 9 5 10 6 8 1 68 3 3 3 14 1 9 3 17 3 6 3 12 3 10 3 11 1 44 2 7 3 9 6 4 3 8 3 2 3 13 2 5 ...

Page 37: ... 6 4 5 1 2 3 6 4 5 1 2 3 A B C D E F G H A B C D E F G H CYCLE PARTS FOR AF R1208X 3 15 3 20 3 4 3 16 3 5 3 18 3 21 3 19 3 22 3 17 3 1 3 7 5 9 5 10 6 8 1 68 3 3 3 23 3 14 1 9 3 6 3 12 3 10 3 11 1 44 2 5 3 9 6 4 3 8 3 2 3 13 3 24 6 10 6 10 2 7 ...

Page 38: ...X AF R1108X AF R1208X 6 4 5 1 2 3 6 4 5 1 2 3 A B C D E F G H A B C D E F G H CONTROL BOX PARTS FOR AF T908X 2 10 6 3 2 2 6 3 6 3 6 3 6 3 6 13 2 11 6 15 1 5 1 67 2 3 2 12 2 4 2 6 2 4 6 11 6 1 6 1 6 3 2 7 2 9 2 1 2 8 2 13 ...

Page 39: ...X AF R1208X 6 4 5 1 2 3 6 4 5 1 2 3 A B C D E F G H A B C D E F G H CONTROL BOX PARTS FORÅ AF R908X AF R1108X AF R1208X 2 10 6 3 2 2 6 3 6 3 6 3 6 3 6 13 2 11 6 15 1 5 1 67 2 3 2 12 2 4 2 6 2 4 6 11 6 1 6 1 6 3 2 7 2 9 2 1 2 8 2 13 ...

Page 40: ...RIGHTS RESERVED No part of this publication may be reproduced stored in a retrieval systems or transmitted in any form or by any means electronic mechanical photocopying recording or otherwise without prior written permission of the publisher 98 SHARP CORP 5U1 600E Printed in JAPAN ...

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