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Cool Only

115-Volt: SQ05N10*, SQ06N10*, SQ08N10*, SQ10N10*

115-Volt: EQ08N11*

Cool and Electric Heat

Service/Parts Manual

 

2 0 1 2

Room Air Conditioners

 

KuhlQ_Serv/Parts Man (4-12)

*

 Last character may vary.

PM

FAN SPEED

SCHEDULE

SYSTEM

FAN MODE

POWER

ROOM TEMP  

SET POINT

AM

F

AUTO FAN

CONTINUOUS

AUTO SPEED

88

C

ON OFF

AUTO

SCHEDULE

CHECK$ MART

FILTER

Q Chassis Models

93001401_01

Содержание Kuhl SQ05N10 Series

Страница 1: ...ric Heat Service Parts Manual 2 0 1 2 Room Air Conditioners KuhlQ_Serv Parts Man 4 12 Last character may vary PM FAN SPEED SCHEDULE SYSTEM FAN MODE POWER ROOM TEMP SET POINT AM F AUTO FAN CONTINUOUS A...

Страница 2: ...of Operation 26 R 410A Sealed System Repair Considerations 27 Sealed Refrigeration System Repairs 28 33 Compressor Checks 34 35 Compressor Replacement 36 37 Available Accessories 37 Standard Filter Cl...

Страница 3: ...LVWDQW LI SRVVLEOH Capacitors even when disconnected from the electrical power source retain an electrical charge potential capable of causing electric shock or electrocution Handle discharge and test...

Страница 4: ...t skin Direct contact with liquid refrigerant can result in minor WR PRGHUDWH LQMXU H H WUHPHO FDUHIXO ZKHQ XVLQJ DQ R DFHW OHQH WRUFK LUHFW FRQWDFW ZLWK WKH WRUFK V DPH RU KRW surfaces can cause seri...

Страница 5: ...ith each unit This service manual was written to assist the professional HVAC service technician to quickly and accurately diagnose and repair any malfunctions of this product 7KLV PDQXDO WKHUHIRUH ZL...

Страница 6: ...2nd Digit Q Chassis Size 3rd and 4th Digit Approximate 78 5 LQ V RROLQJ Heating BTU Hr capacity listed in the 6SHFL FDWLRQ 3HUIRUPDQFH DWD 6HFWLRQ 7th Digit Options 0 Straight Cool 1 1 KW Heat Strip N...

Страница 7: ...115 4 5 514 10 7 41 0 5 190 Q 65 71 71 75 78 84 84 88 06N10 5900 115 4 9 561 18 7 45 0 5 190 Q 08N10 7500 115 6 1 700 10 7 56 1 2 240 Q 10N10 9500 115 8 4 969 9 8 77 2 1 240 Q K hl Electric Heat EQ08N...

Страница 8: ...size fuse circuit breaker Read electrical ratings on unit s rating plate Proper circuit protection is the responsibiity of the homeowner Grounding Unit MUST be grounded from branch circuit through ser...

Страница 9: ...ordinances Under no circumstances should you remove the ground prong from the plug You must use the three prong plug furnished with the air conditioner Testthepowercord All Friedrich room air conditi...

Страница 10: ...block Let s check out how to control your air conditioner On the control panel just above the POWER is a liquid crystal display LCD All of the control panel function buttons and mode icons can be view...

Страница 11: ...temperature temporarily to 85 F during the hours when most people are away at work lower them again to 78 F prior to the time when most people will return home and then raise slightly to 82 F to maint...

Страница 12: ...he ow of air does not stop FAN SPEED The FAN SPEED button allows you to toggle between four modes of operation LOW MEDIUM HIGH and AUTO Press once and let go each time FRR095 3 Speed AUTO FAN MODE The...

Страница 13: ...ily at the times that you select For example you can command the system to turn ON at 8 15 am and to turn OFF at 1 30 pm everyday To set the timer see pages 15 16 SCHEDULE The SCHEDULE has two options...

Страница 14: ...5 seconds to save the setting Button inactivity for more than 15 seconds causes the display to time out and return to the normal operating display TIMER SCHEDULE SET POINT F AUTO FAN SET POINT F AUTO...

Страница 15: ...c then let go The display shows the TIMER is selected Press the button once and let go SCHEDULE FRR138 TIMER OR SCHEDULE OPTIONS 1 OR 2 SELECTION C Residential Schedule When selection 1 is selected th...

Страница 16: ...Figure 4 AM FRR128 FRR129 The unit s current hour displays Use the or buttons to adjust the hour To change from AM to PM continue to increment roll the display Press TIMER SET Refer to Figure 4 button...

Страница 17: ...n OFF FRR146 Use the or button to adjust the minutes Press the TIMER SET button Figure 4 within 15 seconds to exit and save the setting The timer is now set to stop at 11 55 AM The display returns to...

Страница 18: ...168 If the Timer function is turned OFF during the ON time The Timer icon turns off The control stays in the current state FRR169 The display shows a normal system SET POINT F AUTO FAN The display sho...

Страница 19: ...ration In the AUTO FAN mode the fan only turns on and off when the compressor operates or the heat function is active NOTE AUTO FAN is not available in the FAN ONLY Mode the display indicates CONTINUO...

Страница 20: ...STEM FAN MODE POWER DISPLAY FAN MODE POWER TEMPERATURE UP TEMPERATURE DOWN F AUTO FAN AUTO CONTINUOUS 88 C SYSTEM MODE FAN MODE FAN SPEED SCHEDULE ICON HEAT ICON FAN ONLY ICON F C ICONs FRR082 F AUTO...

Страница 21: ...compressor After a 30 seconds delay the fan is shut off See figure below for graphic details Electric Heat Operation in Cool with Electric Heat Units When in the Heat mode with and without Fan Mode A...

Страница 22: ...fan delay is disabled during Test Mode Heating Fan Delay This is only for fan Mode Auto Fan cycles with cool heat operation and not for continuous fan mode When unit cycles Heating ON starts the fan 5...

Страница 23: ...Ensure it is in good condition 4 Using a voltmeter check for 5VDC at plug see Image 2 and 3 5 For room temperature thermistor s voltage test see Image 2 User Interface Tests Relay Board Test Check he...

Страница 24: ...or 3 3VDC If incorrect or no voltage replace electronic relay board If voltage OK check thermistor s resistance value See page 56 Outdoor Coil Thermistor Test here for 5VDC If no voltage or wrong volt...

Страница 25: ...possibility of capacitor failure LV PXFK JUHDWHU ZKHQ WKH LGHQWL HG WHUPLQDO LV FRQQHFWHG WR WKH 6 RU VWDUW WHUPLQDO 7KH LGHQWL HG WHUPLQDO VKRXOG always be connected to the supply line or R terminal...

Страница 26: ...have been removed A cold resistance reading of approximately 10 11 ohms for the 1 15 KW heater should be registered Figure Heating Element DRAIN PAN VALVE During the cooling mode of operation condens...

Страница 27: ...ed to a Liquid before leaving the condenser coil The refrigerant leaves the condenser Coil through the liquid line as a warm high pressure liquid It next will pass through the refrigerant drier if so...

Страница 28: ...R 410A equipment To prevent moisture absorption and lubricant contamination do not leave the refrigeration system open to the atmosphere longer than 1 hour Weigh in the refrigerant charge into the hi...

Страница 29: ...r overload failure SealedRefrigerationSystemcontainsrefrigerant and oil under high pressure Proper safety procedures must be followed and proper protective clothing must be worn when working with refr...

Страница 30: ...ged to a Liquid before leaving the condenser coil The refrigerant leaves the condenser Coil through the liquid line as a warm high pressure liquid It next will pass through the refrigerant drier if so...

Страница 31: ...r overload failure SealedRefrigerationSystemcontainsrefrigerant and oil under high pressure Proper safety procedures must be followed and proper protective clothing must be worn when working with refr...

Страница 32: ...FREEZE HAZARD Proper safety procedures must be followed and proper protective clothing must be worn when working with a torch Failure to follow these procedures could UHVXOW LQ PRGHUDWH RU VHULRXV LQ...

Страница 33: ...evaporator will not be encountered because the refrigerant will boil later if at all Gauges connected to system will usually have higher head pressure depending upon amount of over charge Suction pre...

Страница 34: ...h a partial restriction there may be gurgling sounds at the metering device entrance to the evaporator The evaporator in a partial restriction could be partially frosted or have an ice ball close to t...

Страница 35: ...R A Test NOTE RQVXOW WKH VSHFL FDWLRQ DQG SHUIRUPDQFH VHFWLRQ for running amperage The L R A can also be found on the rating plate Select the proper amperage scale and clamp the meter probe around the...

Страница 36: ...n point of contact as a good connection is a must and the other probe in turn to each compressor terminal If a reading is obtained the compressor is grounded and must be replaced Check the complete el...

Страница 37: ...system will need to be cleaned up following proper procedures 7 Install the replacement compressor 8 Pressurize with a combination of R410 A and nitrogen and leak test all connections with an electron...

Страница 38: ...ized Reassemble the system including new drier strainer and capillary tube Proceed with step 8 10 on previous page SPECIAL PROCEDURE IN THE CASE OF MOTOR COMPRESSOR BURNOUT Basically troubleshooting a...

Страница 39: ...low the Instructions on the inside of the front door Figure 2 Figure 3 FRR075 FILTER DOOR FRR076 FILTER FRAME INSTRUCTIONS FILTER DOOR How to Remove the Front Cover Unplugunit STEP 1 s w e r c s 4 e h...

Страница 40: ...reinstalling them ELECTRONIC ELECTRICAL MECHANICAL Periodically at least yearly or bi yearly inspect all control components electronic electrical and mechanical as well as the power supply Use proper...

Страница 41: ...Inspect the surrounding area inside and outside to ensure that the unit s clearances have not been compromised or altered ROUTINE MAINTENANCE Continued Do not drill holes in the bottom of the drain pa...

Страница 42: ...is recommended Present the owner or operator of the equipment with the Installation Operation Manual all accessory installation instructions and the name address and telephone number of the Authorize...

Страница 43: ...42...

Страница 44: ...scroll through any system errors Only active errors will be shown The display error mode will time out in 15 seconds with no key activity Press the key to view the next error Press the SELECT key to...

Страница 45: ...eeze Protection Only used if Electric Heat is available Run High Speed and Electric heat until room temp reaches 46 F Display FRZ during operation Logged Only 11 WallStat Problem or Connection Issue U...

Страница 46: ...seconds and the display will then revert to the normal display The test mode will time out after 1 hour To cancel test mode unplug and replug the power cord Normal display This function is used to te...

Страница 47: ...46...

Страница 48: ...47...

Страница 49: ...COOLING ONLY ROOM AIR CONDITIONERS TROUBLESHOOTING TIPS 48...

Страница 50: ...COOLING ONLY ROOM AIR CONDITIONERS TROUBLESHOOTING TIPS...

Страница 51: ...COOLING ONLY ROOM AIR CONDITIONERS TROUBLESHOOTING TIPS 50...

Страница 52: ...COOLING ONLY ROOM AIR CONDITIONERS TROUBLESHOOTING TIPS 51...

Страница 53: ...HEAT COOL ONLY ROOM AIR CONDITIONERS TROUBLESHOOTING TIPS NOTE Heater size on the EQ08M11 is 1 15 KW 52...

Страница 54: ...ELECTRONIC CONTROLS COOL ONLY SQ05N10 A SQ06N10 A SQ08N10 A SQ10N10 A 53...

Страница 55: ...CAP OLP MTR COMPR HEATER LIMIT FUSE HL THERMISTER T COMBINATION TERMINAL INSULATOR GROUNDED LEAD SYMBOL ELECTRIC HEAT HL HTR TF 5 F A N BLACK S C R FAN MOTOR H E R M C COMPRESSOR TO INNER WALL MOTOR...

Страница 56: ...11 5199 71 11 2879 72 11 0611 73 10 8392 74 10 6223 75 10 4103 76 10 2029 77 10 0000 78 9 7965 79 9 5977 80 9 4033 TEMP F RESISTENCE K Ohms 81 9 2133 82 9 0275 83 8 8459 84 8 6683 85 8 4947 86 8 3250...

Страница 57: ...56...

Страница 58: ...57...

Страница 59: ...e unit capacity line intersect read down to the outdoor ambient temperature scale and nd that this unit will deliver the required BTU Hr capacity to approximately 30 F The heat load form on the follow...

Страница 60: ...2 f o o R p u t l i u B 0 2 0 x t F q S d e t a l u s n i 2 1 f o o R p u t l i u B No Insulation Sq Ft x 0 33 FLOOR Area Sq Ft Above Vented Crawl space Insulated 1 Sq Ft x 0 20 Uninsulated Sq Ft x 0...

Страница 61: ...K hl Q Chassis 2012 Parts List 4 5 10 2 8 12 14 17 20 7 24 23 3 6 22 1 19 25 26 15 16 13 11 9 21 18 K hl Q CHASSIS UNIT EXPLODED DIAGRAM 60...

Страница 62: ...30 31 32 32 29 28 33 27 K hl Q Units 2012 Parts List 61...

Страница 63: ...1 1 1 20 61597317 INNERWALL XQ 1 1 1 1 20 61597318 INNERWALL EQ 1 21 61776903 FAN MOTOR BRACKET 1 1 21 61776900 FAN MOTOR BRACKET 1 1 1 22 61619517 COVER TOP Q CHASSIS VENTED 1 1 1 1 1 23 91400402 COM...

Страница 64: ...t 62 Set Point Heat 62 Set Point Heat 62 Start Time 800 Start Time 800 Start Time 800 Start Time 800 Start Time 800 Start Time 800 Start Time 800 System Mode Cool System Mode Cool System Mode Cool Sys...

Страница 65: ...roducts which have defects or damage which results from improper installation wiring electrical current characteristics or installed in a corrosive atmosphere default or delay in performance caused by...

Страница 66: ...Woodside New York 11377 718 545 5464 800 431 1143 International Parts Depot Traco Corp 380 Paterson Road Carlstadt NJ 07072 201 939 1600 Reeve Air Conditioning Inc 2501 South Park Road Hallandale Flor...

Страница 67: ...KuhlQ Serv PartsMan 5 12 FRIEDRICH AIR CONDITIONING CO 10001 Reunion Place Ste 500 San Antonio TX 78216 P 210 546 0500 F 210 546 0731 www friedrich com Printed in the U S A...

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