Friedrich KP05A10 KP06A10 User's Manual
Contents
1. Figure 11 Figure 12 Figure 13 2 3 2 COMPRESSOR 1 2 o Remove the front grille and cabinet Refer to Section 2 1 Discharge the refrigerant by using a refrigerant recovery system Remove the overload protector Refer to Section 2 3 1 After discharging the unit completely unbrace the suction and discharge pipes at the compressor connections Remove 3 nuts which fasten the compressor Remove the compressor Re install by referring to the removal procedure above See Figure 14 2 3 3 CAPACITOR 1 2 3 Remove the cabinet Refer to Section 2 1 2 Remove the control board Refer to Section 2 1 3 Discharge the capacitor by placing a 20 KO resistor across the capacitor terminals Remove the screw which fastens the capacitor clamp Remove all the leads of capacitor terminals Re install the components by referring to the removal procedure above See Figure 15 2 3 4 THERMISTOR 1 2 3 Remove the cabinet Refer to Section 2 1 2 Remove the control board Refer to Section 2 1 3 Disconnect the thermistor terminals from main P W B assembly Remove the thermistor Re install the components by referring to the removal procedure above See Figure 16 2 3 5 CONTROL PANEL 1 2 3 Remove 2 lead wire terminals Re install the components by referring to the A Remove the cabinet Refer to Section 2 1 2 Remove th2. Room Air Conditioner Service and Parts Manual KP Line 115Volts KPO5A10 KPOGA10 KP05 KPO6 03 03 CONTENTS PEACE o 3 FEATURES e NO val caes god celo 3 1 2 SPECIFIGATIONS iii ja ada kus 3 1 3 LOCATIONS OF CONTROLS csi a a 4 1 4 SAFETY PREGAUTIONS oi a A ld vn da PONT a CF0 4 1 5 INSULATION RESISTANCE TEST ii i e bed 4 2 DISASSEMBLY INSTRUCTIONS A 5 21 MECHANICAL PAS a oe de UE 5 sle FRONT GRIVE catala dra 5 2 lk ABN A lo ooo Po A 5 2 153 CONTROLE BOARD isti a a a a data 5 2 2AIRHANDLING PAR TS i da B a 6 221 AIR GUIDE UPPER Since stc etic ii til aid ria ea 6 2 2 2 ORIFICE TURBO FAN AND FAN Mei rei iu nn lletra 6 2 2 3 MOTOR iii i 7 212 4 ARGUI ees 7 2 3 PARTS ii a A A oa eed odi eae 7 23 1 OVEREOADPROTEGTOR 7 2132 GOMPRESSOR sir A 8 2 93 CAPACI TOR curada 8 234 THERMOSTAT esi s Ria O A I r 8 2 30 ROTARY SWIIG Ais i E E A da a 8 230 POWER OORD sionista iba dto ta 9 24 REFRIGERANT GY CLE sin AN A Ae eo a ad 9 24 1 CONDENSER ni A Qe o TA Ynad 9 242 EVAPORATOR la als Ne AAA eee 10 2 43 GARIEEARY TUBE iii AA A A 10 S INSTALLATION A kn 12 3 1 SELEGT THE BESTEOGATION 12 32 HOW O INSTA BIE 1 Na O 12 JN IEPECGTRIGALIDATA dd o 15 4 TROUBLESHOOTING GUIDE occ 15 4 1 OUTSIDE DIMENSIONS ii i re a da a te 15 A 2 PIPING SYSTEM vani a a a e Ta l 16 4 3
3. THERMISTOR 6323A20003D 1 5 CAPACITOR 6120AR2359V 1 6 OVERLOAD PROTECTOR 6750A30001U 6750U L050A 1 22 6 EXPLODED VIEW CZ CZ Bews A Q E gt M ex 77 l a E SY 7 SERVICE PARTS LIST e KPO5A 10 KP06A10 LOCATION PART NO FRIEDRICH PART NO NO DESCRIPTION Remark KPO5A 10 KPOGA 10 KP05A10 KP06A10 130410 BASE ASSEMBLY SINGLE 3041A10011F 67302906 R 130910 CABINET ASSEMBLY SINGLE 3091A10020A 67303704 R 135312 GRILLE ASSEMBLY FRONT SINGLE 3531A10130D R 135303 GRILLE INLET 3530A10157A R 135500 COVER 3550A30048A 3550U L006A 67301202 R 145200 LINK 4520AR3191A 67304600 R 159900 1 VANE VERTICAL 5990AR3190A 67304500 R 159900 2 VANE VERTICAL 5990AR3190B 67304501 R 148000 BRACE 4800A30003A R 149980 SHROUD 4998A10008A 67303106 R 152302 FILTER MECH A C 5231AR2148G 67400167 R 249950 CONTROL BOX ASSEMBLY SINGLE 4995 A20309A R 264110 POWER CORD ASSEMBLY 2H00677P 67300000 R 267110 REMOTE CONTROLLER ASSEMBLY 6711A20056V R 263230 THERMISTOR ASSEMBLY 6323A20003D R 268712 PWB PCB ASSEMBLY DISPLAY 6871A20193B R 268714 PWB PCB ASSEMBLY MAIN 6871A10070N R 346811 MOTOR ASSEMBLY SINGLE
4. 4681A10002R 4681A10012M R 349480 ORIFICE 4948A10007A 67303405 R 352113 TUBE DISCHARGE 5210A21100A 5211A10129A 67302306 R 352115 TUBE ASSEMBLY EVAPORATOR IN 5211A10063C 67302005 R 35211A TUBE ASSEMBLY SUCTION SINGLE 5211A10062B 5211A10062D R 352390 1 AIR GUIDE ASSEMBLY 5239A10005B R 352390 2 AIR GUIDE ASSEMBLY 5239A30003A 67302707 R 354210 EVAPORATOR ASSEMBLY FIRST 5421A20016G 67302407 R 359012 FAN TURBO 5900A10005A 67302606 R 550140 ISOLATOR COMP 5040AR4195A 67301900 R 552102 TUBE CAPILLARY BEND 5210A30018K 5210A30018P R 554030 CONDENSER ASSEMBLY FIRST 5403A20009E 5403A20009F R 554160 COMPRESSOR 5416A20014D 2520UABC2JA 67301607 R 559011 FAN PROPELLER 5900A20017A 67303205 R 567502 OL P 6750A30001U 6750U L050A R WOCZZ CAPACITOR DRAWING 6120AR2359V R W48602 CLAMP SPRING 3H02932B R 132111 1 FRAME ASSEMBLY 3211AR3239A R 132111 2 FRAME ASSEMBLY 3211AR3239B R 352111 TUBE ASSEMBLY FORMED COND 5211AR3399M R 924 MEMO 25 MEMO 26 Use Factory Certified Parts FRIEDRICH AIR CONDITIONING CO Visit our web site at www friedrich com Post Office Box 1540 4200 N Pan Am Expressway San Antonio Texas 78295 1540 210 357 4400 FAX 210 357 4480 P NO 3828A20207D KP05 KP06 03 03
5. and allow the pressure to drop d Repeat steps B and C until the balance of the charge is in the system 7 6 When the unit is operating correctly use the pinch off tool with the unit still running and the clamp on the pinch off tube Using a tube cut ter cut the pinch off tube about 2 inches from the pinch off tool Use sil fos solder and solder the pinch off tube closed Turn off the unit allow setting for a while and then test the leak age of the pinch off connection 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 COMPOUND GAUGE DO MANIFOLD GAUGE CONDENSER HIGH PRESSURE SIDE SEE INSETS u BELOW COMPRESSOR EVAPORATOR LOW PRESSURE SIDE CAPILLARV TUBE LO HI CHARGING CYLINDER 00 W SA o B EXTERNAL VACUUM PUMP Figure 21A Pulling Vacuum Figure 21B Charging 11 3 INSTALLATION This air conditioner is designed with a button down chassis so it can be easily installed in a window 3 1 SELECT THE BEST LOCATION 1 To prevent vibration and noise make sure the unit is installed securely and firmly 2 Install the unit where the sun does not shine directly on the unit 3 The outside of the cabinet must extend outward for at least 10 and there should
6. front grille Refer to Section 2 1 1 Remove the cabinet Refer to Section 2 1 2 Remove the control board Refer to Section 2 1 3 Remove the air guide upper Refer to Section 2 2 1 Remove the compressor turbo fan fan and shroud Refer to Section 2 2 2 Remove 2 screws that secure the motor to the motor See Figure 10 Remove the motor Re install by referring to the procedures above 2 2 4 AIR GUIDE RON gt Disconnect the unit from the power source Remove the front grille Refer to Section 2 1 1 Remove the cabinet Refer to Section 2 1 2 Remove the control board Refer to Section 2 1 3 Remove the air guide upper Refer to Section 2 2 1 Remove the compressor turbo fan fan and shroud Refer to Section 2 2 2 Remove the motor Refer to Section 2 2 3 Remove 2 screws that secure the air guide to the base pan See Figure 11 Push the air guide backward and lift it upward See Figure 11 Re install by referring to the procedures above 2 3 ELECTRICAL PARTS 2 3 1 OVERLOAD PROTECTOR 1 o o W To Remove the front grille and cabinet Refer to Section 2 1 Remove the nut which fastens the terminal cover Remove the terminal cover Remove all the leads from the overload protector Remove the overload protector Re install the components by referring to the removal procedure above See Figure 12 and 13 Figure 10
7. E gt LINE NOT HIGH PRESSURE gt COMPRESSOR VAPOR LIQUID PRESSURE DROP LIQUID OUTLET LIQUID REFRIGERANT ZA HIGH PRESSURE VAPOR CAPILLARY TUBE M LQUDREFRIGERANT BS LOW PRESSURE VAPOR Figure 32 16 4 3 TROUBLESHOOTING GUIDE In general possible trouble is classified in two kinds The one is called Starting Failure which is caused by an electrical defect The other is Ineffective Air Con ditioning caused by a defect in the refrigeration circuit and improper application Unit is running but cooling is ineffective Ineffective Cooling Check cold air Check outdoor coil Check heat load circulation for smooth heat exchanger and increase flow fan operation Clean condenser Dirty indoor coil Check gas leakage heat exchanger Not on separate circuit Repair gas leak Malfunction of fan Replacement of unit if Check inside gas pressure the unit is beyond repair Clogging of air filter Adjust refrigerant Obstruction at air outlet ia charge Remove obstruction Malfunction of compressor Check clogging in refrigera Replacement of tion circuit compressor Satisfactory operation Repair clogging in with temperature refrigeration circuit difference of inlet 8 outlet air 55 59 F 13 15 17 Fails to Start Check of circuit breaker and fuse Check of power source Che
8. T IN WINDOW Open the window and mark center line on the center of the inner sill as shown in Figure 27 SEAL STRIP 2 ATTACH L BRACKET TYPE D a Install the L brackets behind the inner window sill with the short side of bracket as shown Figure 26 Use the 2 screws TYPE A provided b The bracket helps to hold unit securely in place Be sure to place bracket edge flush against back of inner sill See Figure 27 COD During the following step hold unit firmly until INNER SILL window sash is lowered to top channel behind side panel frames Personal injury or property damage may result if unit falls from window ROOM SIDE Figure 27 3 INSTALL THE AIR CONDITIONER IN THE WINDOW a Carefully lift the air conditioner and slide it into the open window Make sure the bottom guide of the air conditioner drops into the notches of the L bracket See Figure 28 IMPORTANT When the air conditioner drops into the L bracket the air conditioner will be centered in window opening as shown in Figure 29 b While steadying the air conditioner carefully bring the window sash down behind the upper guide of the air conditioner as shown in Figure 30 4 SECURE THE GUIDE PANELS Extend the guide panels TYPE F to fill the window opening using 4 screws TYPE B to secure them as shown in Figure 31 5 INSTALL THE SASH SEAL AND SASH LOCK a Gut the sash seal TYPE E to the window width Stuff the sa
9. TROUBLESHOOTING GUIDE RRP 17 CIRCUIT DIAGRAM end a 22 6 EXPLODED E ed 23 7 SERVICE PARTS LIST GG GY or 24 1 PREFACE 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 control system The refrigerant is charged at the factory Be sure to read the safety precautions prior to servicing the unit 1 1 FEATURES e DESIGNED FOR COOLING ONLY POWERFUL AND INCREDIBLE COOLING e TOP DOWN CHASSIS FOR THE SIMPLE INSTALLATION AND SERVICE BUILT IN ADJUSTABLE THERMOSTAT e WASHABLE ONE TOUCH FILTER e COMPACT SIZE 1 2 SPECIFICATIONS MODELS KPO5A10 KP06A10 ITEMS COOLING CAPACITY BTU h 5 100 9 700 POWER SUPPLY Phase V Hz V 60HZ INPUT W OPERATING CURRENT AMP REFRIGERANT CONTROL CAPILLARY TUBE REFRIGERANT CHARGE R 22 330g 11 6 oz 365g 12 9 oz INSIDE FAN TURBO FAN OUTSIDE FAN PROPELLER FAN WITH SLINGER RING AIR DISCHARGE 2 WAY RIGHT AND LEFT CHASSIS TOP DOWN OVERLOAD PROTECTOR FOR COMPRESSOR PROTECTOR INTERNAL PROTECTOR FOR FAN MOTOR TEMPERATURE CONTROL THERMISTOR FAN MOTOR 6 POLES 21W 6 POLES 27W 1 3 LOCATIONS OF CONTROLS On Off om OF Timer e o Eo V one atti Dry Fan Only Cool TEMPERATURE SETTING These buttons control the temperature of the room The
10. be no obstacles such as a fence or wall within 20 from the back of the cabinet because it will prevent heat radiation of the condenser Restriction of outside air will greatly reduce the cooling efficiency of the air conditioner All side louvers of the cabinet must remain exposed on the outdside of the structure 4 Install the unit slanted slightly so the back is slight ly lower than the front about 4 This will force condensed water to the outside 5 Install the unit with the bottom about 30 60 above the floor level 3 2 HOW TO INSTALL 3 2 1 WINDOW REGUIREMENTS NOTE All supporting parts should be secured to firm wood masonry or metal 1 This unit is designed for installation in standard dou ble hung windows with actual opening widths of 22 to 36 The upper and lower sash must open sufficientiv to allow a clear vertical opening of 13 from the bot tom of the sash to the window stool 2 If storm window presents interference fasten a 2 wide wood strip to the inner window sill across the full width of the sill The wood strip should be thick enough to raise the height of the window sill so that the unit can be installed without interference by the storm window frame See Figure 24 Top of wood strip should be approximately 3 4 higher than the storm window frame STORM WINDOW FRAME or wood strip OUTDOORS to help condensation to drain properly to the outside 3 Install a second wood strip appro
11. cing make an insulation resistance test to prevent the customer from being exposed to shock hazards To cancel the timer press the TIMER pad until the display time disappears To turn the unit ON push the button To turn the unit OFF push the button again This button takes priority over any other buttons When you first turn it on the unit is on the High cool mode and the temp at 72 F Everytime you push this button it will rotate between the following fan speeds High F3 gt Low F1 gt Medium F2 gt High F3 Do not use rechargeable batteries Such batteries differ from standard dry cells in shape dimensions and performance Remove the batteries from the remote controller if the air conditioner is not going to be used for an extended length of time 1 5 INSULATION RESISTANCE TEST 1 Unplug the power cord and connect a jumper between 2 pins black and white 2 The grounding conductor green or green and yellow is to be open 3 Measure the resistance value with an ohm meter between the jumpered lead and each exposed metallic part on the equip ment at all position except Off of the ROTARY SWITCH 4 The value should be over 1 MQ 2 DISASSEMBLY INSTRUCTIONS 2 1 MECHANICAL PARTS 2 1 1 FRONT GRILLE 1 Pull the inlet grille forward 2 Remove the screw securing the Front Grille Fig 3 3 Push the grille up from the bottom and pull the top of the grille away from the case to lift the to
12. ck of control switch setting Gas leakage of feeler bulb of thermostat Check control switch Compressor fails only to start Improper thermostat Drop of power voltage lt setting Defect of compressor Loose terminal capacitor connection Irregular motor Capacitor check Improper wiring resistance O Irregular motor insulation O Replacement Replacement of fan motor Regular but fails to start Replacement of compressor Fan only fails to start Improper wiring Defect of fan motor capacitor Irregular motor resistance Q Irregular motor insulation lt 2 Locking of piston metal Replacement of compressor Motor damaged 18 ROOM AIR CONDITIONER VOLTAGE LIMITS NAME PLATE RATING MINIMUM MAXIMUM 115V 10 103 5V 126 5V COMPLAINT CAUSE REMEDY Fan motor will not run No power Check voltage at outlet Correct if none Power supply cord Check voltage to rotary switch If none check power supply cord Replace cord if circuit is open Wire disconnected or Connect wire Refer to wiring diagram for connection loose terminal identification Repair or replace loose terminal Capacitor Discharge Test capacitor capacitor before testing Replace if not within 10 of manufacturers rating Replace if shorted open or damaged Will not rotate Fan blade hitting shroud or blower wheel hitt
13. cord use a CSA certified UL listed 3 wire grounding extension cord rated 15A 125V 4 TROUBLESHOOTING GUIDE 4 1 OUTSIDE DIMENSIONS unit mm in 42 1 21 32 370 14 9 1 6 42 1 21 32 472 18 9 16 120 4 3 4 27 5 1 3 32 346 13 5 8 2 22 5 0 8 3132 6 3 32 370 14 9 16 312 12 1 4 15 4 2 PIPING SYSTEM CONDENSER COILS JH FAN AQ CAPILLARY MOTOR TUBE TURBO FAN EVAPORATOR cas Following is a brief description of the important components and their function in what is called the refrigeration system Reference should be made to Figure 32 to follow the refrigerating cycle and the flow of the refrigerant in the cooling cycle ROOM AIR CONDITIONER CYCLE OF REFRIGERATION EVAPORATOR COILS CONDENSER COILS SUCTION LINE VAPOR INLET HOT SOV TEUOUD GCL LOW PRESSURE varon lane COOLED AIR pe ROOM AIR HEAT LOAD gt OUTSIDE COOLING AIR FOR REFRIGERANT PASS THROUGH TI gt gt MOTOR DISCHARG
14. e control board Refer to Section 2 1 3 Pull the control panel forward and pull out it removal procedure above See Figure 17 Figure 14 Figure 15 Figure 16 Figure 17 2 3 6 POWER CORD BOD Disconnect the unit from source of power Remove the front grille Refer to Section 2 1 1 Remove the cabinet Refer to Section 2 1 2 Remove a screw that secures control board to base pan Refer to Section 2 1 3 Pulls the control board toward you Disconnect the 2 receptacles and remove the grounding screw Remove a screw securing the clip with cord to the control board Pull the power cord Re install by referring to procedures above 2 4 REFRIGERANT CYCLE 2 4 1 CONDENSER 1 2 3 Remove 2 screws which fasten the condenser After discharging the refrigerant completely S Remove the cabinet Refer to Section 2 1 2 Discharge the refrigerant by using a refrigerant recovery system Remove the air guide Refer to Section 2 2 1 unbraze the interconnecting tube at the condenser connections Remove the condenser Re install by referring to the procedures above Figure 18 Figure19 2 4 2 EVAPORATOR 1 2 3 Remove the cabinet Discharge the refrigerant by using a refrigerant recovery system Remove the air guide upper Refer to Section 2 2 1 After discharging the refrigerant com
15. ged area on the coil surface head pressures will increase 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 the set screw or clamp If loose or miss ing correct If the blower or fan is hitting scroll or barrier rearrange the air handling parts Copper tubing Remove the cabinet and carefully rearrange the tubing not to contact the cabinet compressor shroud and barrier 21 5 CIRCUIT DIAGRAM POWER INPUT WH BL AD BK BR Ribbed VOZ Plain GN YL GN za BK THERMISTOR test BL DISPLAY P W B ASM 3854A20022K WIRING DIAGRAM MAIN P W B ASM o OMP Im m 67 lt co ZNR IL __ CN SYNC CN DISP RYSYNC TRANS FORMER pu FUSE 250V T2A 115V T2A PART NO LOCATION QTY NO by KP05A10 KP06A10 PER SET 1 POWER CORD ASSY 2H00677P 1 2 FAN MOTOR 4681A10002R 4681A10012M 1 3 COMPRESSOR 5416A20014D 2520UABC2JA 1 4
16. ing scroll Re align assembly Units using slinger ring condenser fans must have 0 22 0 25 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 limits call an electrician Test capacitor Check bearings Does the fan blade rotate freely If not replace fan motor Pay attention to any change from high speed to low speed If the speed does not change replace the motor 19 COMPLAINT Fan motor noise CAUSE REMEDY Fan If cracked out of balance or partially missing replace it Blower If cracked out of balance or partially missing replace it Loose set screw Tighten it Worn bearings If knocking sounds continue when running or loose replace the motor If the motor hums or noise appears to be internal while running replace motor Compressor will not run fan motor runs Voltage Check voltage See the limits on the preceding page If not within limits call an electrician Wiring Check the wire connections if loose repair or replace the terminal If the wires are discon nected refer to wiring diagram for identification and replace the wires Check the wire connections If not according to the wiring diagram correct the connec
17. move the front grille Refer to Section 2 1 1 Remove the cabinet Refer to Section 2 1 2 Remove the control board Refer to Section 2 1 3 5 Remove 2 screws that secure the air guide upper to air guide lower See Figure 6 6 Lift air guide upper upward 7 Re install by referring to the procedures above RON 2 2 2 ORIFICE TURBO FAN AND FAN 1 Disconnect the unit from the power source Remove the front grille Refer to Section 2 1 1 Remove the cabinet Refer to Section 2 1 2 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 condenser See Figure 7 Remove the orfice by pushing the snap area of the air guide blower See Figure 8 Remove the clamp springs which are clamped to the boss of fan and turbo fan by hand plier See Figure 9 Pull the fan and turbo fan outward Remove the shroud Re install by referring to the procedures above 2 3 4 12 13 14 Figure 6 Figure 7 Figure 8 Figure 9 2 2 3 MOTOR BOD gt Disconnect the unit from the power source Remove the
18. p tabs out of their slots Fig 4 4 Carefully position the grille bottom first and snap back into place 5 Reposition the screw that secures the front grille and replace the knobs 2 1 2 CABINET 1 Disconnect the unit from the power source 2 Remove the front grille Refer to section 2 1 1 3 Remove 9 screws that secure the cabinet to 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 BOARD 1 Disconnect the unit from the power source 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 board toward yourself NOTE Controls wires and capacitor are now accessible for servicing Discharge the capacitor before servicing See step 2 3 3 on page 8 for procedures 6 Disconnect one housing terminal and 3 wires for the fan motor and compressor See Figure 5 7 Re install components by referring to procedures above Refer to wiring diagram on page 23 in this manual or inside control board Figure 1 Figure 2 Figure 3 Figure 4 Figure 5 2 2 AIR HANDLING PARTS 2 2 1 AIR GUIDE UPPER Disconnect the unit from the power source Re
19. pletely unbraze the interconnecting tube at the condenser connections Remove the evaporator Re install by referring to the procedures above 2 4 3 CAPILLARY TUBE 4 3 4 9 6 Remove the cabinet 2 Discharge the refrigerant by using a refrigerant recovery system Remove the air guide upper Refer to Section 2 2 1 After discharging the refrigerant completely unbraze the interconnecting tube of the capillary tube Remove the capillary tube Re install by referring to the procedures above NOTES Replacement of the refrigeration cycle When replacing the refrigerating cvcle be sure to discharge the refrigerant bv using a refrigerant recoverv svstem After discharging the unit completelv remove the desired components and unbraze the pinch off tubes Solder service valves into the pinch off tube ports leaving the valves open Solder the pinch off tubes with service valves After completing the above procedures the valve must be closed and left in place on the svstem for any subseguent procedures Evacuate as follows 6 1 Connect the vacuum pump as illustrated in figure 21A 6 2 Start the vacuum pump Slowly open manifold valves A and B with two full turns counter clockwise and leave the valves closed The vacuum pump is now pulling through valves A and B up to valve C by means of manifold and the entire system CAUTION If high vacuum eguipment is u
20. sed just crack valves A and B for a few minutes then open slowly with the two full turns 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 the vacuum pump and place it on the charging cylinder See figure 23B Open valve C Discharge the line at the manifold connection 6 5 The system is now ready for final charging Recharge as follows 7 1 Rotary compressor systems are charged from the high side If the total charge cannot be put in the high side the balance will be put in the suction line through the access valve which is installed as the system is opened 7 2 Connect the charging cylinder as shown in fig ure 21B With valve C open discharge the hose at the manifold connection 7 3 Open valve A and allow the proper charge to enter the system Valve B is still closed 7 4 lf more charge is required the high side will not take it Close valve A 7 5 With the unit running open valve B and add the balance of the charge a Do not add the liquid refrigerant to the low side b Watch the low side gauge allow pressure to rise to 30 Ibs c Turn off valve B
21. sh seal between the glass and the window to prevent air and insects from getting into the room as shown in Figure 31 b Fasten the L bracket using a TYPE A screw as shown in Figure 31 6 Window installation of room air conditioner is now completed See ELECTRICAL DATA for attaching power cord to electrical outlet INNER SILL CENTER LINE Figure 29 WINDOW FRAME w UPPER GUIDE 3 ABOUT 1 4 L BRACKET Figure 30 Figure 31 14 REMOVAL FROM WINDOW Turn the air conditioner off disconnect the power cord remove the L bracket and the screws installed through the top and bot tom of the guide panels and save for reinstallation later Close the guide panels Keeping a firm grip on the air conditioner raise the sash and carefully tilt the air conditioner backward draining any condensate water Lift the air conditioner from the window and remove the sash seal from between the windows 3 3 ELECTRICAL DATA Line Cord Plug Use Wall Receptacle Power Supply Do not under any circumstances cut Use 15 AMP time or remove the i i gr ndihg prong delay fuse or circuit from the plug breaker Power supply cord with Standard 125V 3 wire grounding 3 prong grounding plug receptacle rated 15A 125V AC USE OF EXTENSION CORDS Because of potential safety hazards we strongly discourage the use of an extension cord However if you wish to use an extension
22. temperature can be set within a range of 60 F to 86 F in increments of 1 F 2 MONEY SAVER The fan stops when the compressor stops cooling Approximately every 3 minutes the fan will turn on and sample the room air to determine if more cooling is needed 3 OPERATION MODE SELECTOR Everytime you push this button it will rotate between the COOL FAN and DRY modes a ON OFF TIMER ON When the air conditioner is off it can be set to automatically come on in 1 to 12 hours from its previous setting Each touch will increase the timer by 1 hour OFF When the air conditioner is on it can be set to automatically turn 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 5 POWER 6 FAN SPEED How to Insert Batteries 1 Remove the cover from the back of the remote controller 2 Insert two batteries Be sure that the and directions are correct Be sure that both batteries are new 3 Re attach the cover 1 4 SAFETY PRECAUTIONS 1 When servicing set the ROTARY SWITCH to Off and unplug the power cord Observe the original lead dress If a short circuit is found replace all parts which have been overheated or damaged by the short circuit After servi
23. tions Thermistor Check the TEMP control If not at the lowest number set TEMP control to this setting and restart the unit Check the continuity of the thermistor Replace the thermistor if the circuit is open Capacitor discharge capacitor before Check the capacitor Replace if not within 10 of manufacturers servicing rating replace if shorted open or damaged Compressor Check the compressor for open circuit or ground If open or grounded replace the compressor Overload Check the compressor overload if externally mounted Replace if open If the compressor temperature is high remove the overload cool and retest Compressor cycles on Voltage Check the voltage See the limits on the overload preceding page If voltage is not within these limits call an electrician Overload Check overload if externally mounted Replace if open If the compressor temperature is high remove the overload cool and retest 20 COMPLAINT CAUSE REMEDY Compressor cycles on overload Fan motor If not running determine the cause Replace if required Condenser air flow restriction Remove the cabinet inspect the interior surface of the condenser If restricted clean carefully with a vacuum cleaner do not damage fins or brush Clean the interior base before re assembling Condenser fins If the condenser fins are closed over a large dama
24. ximately 6 long by 11 2 wide and same thickness as first strip in the cen ter of the outer sill flush against the back off the inner sill This will raise the L bracket as shown Figure 24 4 If the distance between STORM WINDOW FRAME and WOOD STRIP MOUNTED ON TOP OF INNER SILL is more than 1 two of wood strip are not neces sary INSIDE _ OUTSIDE AWNING E HEAT RADIATION FENCE COOLED AIR ARE ABOUT 1 4 Over 20 Figure 22 INNER SILL X OUTER SILL INDOORS OUTDOORS Figure 23 WOOD STRIP MOUNTED 1 MAX ON TOP OF INNER SILL 3 4 Pee CLEARANCE STORM WINDOW INNER FRAME SILL WOOD STRIP FOR L BRACKET k OUTER SILL INDOORS OUTDOORS Figure 24 12 Installation HARDWARE TYPE A 11EA TYPE B 5EA TYPE C 3EA WOOD SCREW L BRACKET SHORT SCREW TYPE D 1EA TYPE E 1EA TYPE F 2EA TYPE G 1EA SEAL STRIP SASH SEAL GUIDE PANEL SUPPORT BRACKET Adhesive backed Not adhesive backed 3 2 2 BEFORE INSTALLATION 1 Insert the guide panels into the guides of the air condi tioner Fasten the curtains to the unit with screws TYPE A as shown Figure 25 2 Cut the adhesive backed seal strip TYPE D to the window width Remove the backing from the seal strip and attach the seal strip to the underside of the bottom window Figure 26 Gj Z 3 2 3 NOW START INSTALLATION 1 LOCATING UNI
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