York YH9FYC18BAH-A-X User Manual Download | Manualshive

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S

ERVICE

MANUAL

High Wall Fixed

R-410A

6

0Hz

YH9F

Y

C18

BAH-

A-

X

Read this manual before installation and operation

Make sure that it is well kept for

later

reference

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Summary of Contents for YH9FYC18BAH-A-X

Page 1: ...SERVICE MANUAL High Wall Fixed R 410A 60Hz YH9FYC18BAH A X Read this manual before installation and operation Make sure that it is well kept for later reference ...

Page 2: ...1 Introduction 1 2 Specifications 7 3 Sensors list 8 4 Piping diagrams 9 5 Operation range 10 6 Wiring diagrams 7 Dimensional drawings 8 Conter of gravity 9 Installations 10 Service Diagnosis 11 Performance and cerves diagrams 11 21 17 13 12 12 ...

Page 3: ... disassembling the equipment for a repair Working on the equipment that is connected to a power supply can cause an electrical shook If it is necessary to supply power to the equipment to conduct the repair or inspecting the circuits do not touch any electrically charged sections of the equipment If the refrigerant gas discharges during the repair work do not touch the discharging refrigerant gas ...

Page 4: ...oom can cause oxygen deficiency 1 1 2 Cautions Regarding Products after Repair Warning Be sure to use parts listed in the service parts list of the applicable model and appropriate tools to conduct repair work Never attempt to modify the equipment The use of inappropriate parts or tools can cause an electrical shock excessive heat generation or fire When relocating the equipment make sure that the...

Page 5: ...ified power cable can cause an electrical shock or fire Placing heavy items on the power cable and heating or pulling the power cable can damage the cable Do not mix air or gas other than the specified refrigerant R 410A R22 in the refrigerant system If air enters the cooling system an excessively high pressure results causing equipment damage and injury If the refrigerant gas leaks be sure to loc...

Page 6: ...re If the power cable and lead wires have scratches or deteriorated be sure to replace them Damaged cable and wires can cause an electrical shock excessive heat generation or fire Warning Do not use a joined power cable or extension cable or share the same power outlet with other electrical appliances since it can cause an electrical shock excessive heat generation or fire Caution Check to see if ...

Page 7: ...to specific information The meaning of each icon is described in the table below 1 2 5 Using Icons List Icon Type of Information Description Note Note A note provides information that is not indispensable but may nevertheless be valuable to the reader such as tips and tricks Caution Caution A caution is used when there is danger that the reader through incorrect manipulation may damage equipment l...

Page 8: ...w s s o r G Sound level B d r e w o p d n u o S ELECTRICAL SPECIFICATIONS g n i t a e h g n i l o o c 8 2 A t n e r r u c g n i n n u r l a n i m o N Maximum running current A 10 0 TECHNICAL SPECIFICATIONS PARTS g n i t a e h g n i l o o c Compressor r o s s e r p m o C y r a t o R e p y T 50A452VK l e d o M 1125 W t u p t u o r o t o M Oil type NMOC ZE Gles RB68EP or equivalent L e m u l o v e g ...

Page 9: ...ifference m 15 Chargeless m Amount of Additional Charge of Refrigerant g m Note the data are based on the conditions shown in the table below h t g n e l g n i p i P g n i t a e h g n i l o o c Indoor WB Outdoor WB 3 Sensors list type Description Qty 1 i t c e t e d r o f d e s u s t I r o s n e s t n e i b m A e d i s r o o d t u o f o e r u t a r e p m e t g n Suction sensor Its used for detecti...

Page 10: ...Pinping diagrams 8 Domestic air conditioner ...

Page 11: ...Operation range 9 Domestic air conditioner ...

Page 12: ...2 There are no dotted lines on cool only type marked with Wire is connected from 4 marked with on terminal block to 1 1 See above for wiring of heat pump type NOTE 3 Some of cool only type terminal block only have 1 2 and but no the parts 4 The parts are optional ...

Page 13: ...Dimensinal drawings Domestic air conditioner 7 Dimensional drawings 8 Center of gravity 640mm 245mm 780mm 780mm 245mm 780mm 640mm 245mm 338 3mm 284 8mm 113 7mm 11 ...

Page 14: ...ler on a wall place where the indoor unit can receive signals when the uorescent lamps in the room are lightened Outdoor Unit Place which is less affected by rain or direct sunlight and is suf ciently ventilated Place possible to bear the unit where vibration and noise are not increased Place where discharged wind and noise do not cause a nuisance to the neighbors Place where a distance marked is ...

Page 15: ...rt from outside the room cable into left side of the wall pipe has already existed Pull out the cable on the front side and connect the cable making a loop Note When connecting the cable con rm the terminal number of indoor and outdoor units carefully If wiring is not correct proper operation can not be carried out and will cause defect Insert the cable from the back side of the unit then pull it ...

Page 16: ...pes and indoor unit using a vacuum pump then Spanner Forced fastening without careful centering may damage the threads and cause a leakage of gas Pipe Diameter Fastening torque Liquid side6 35mm 1 4 18N m Liquid Gas side9 52mm 3 8 42 N m Gas side 12 7mm 1 2 55N m Gas side 15 88mm 5 8 60 N m 1 Connection of pipes 2 charge additional refrigerant Connection 3 If the drain elbow is used please attach ...

Page 17: ... breaker 4 Flare pipe Lean Damage of are Crack Partial Too outside t c e r r o c n I t c e r r o C On Drainage It becomes high midway The gap with the ground is too smal There is the bad smell from a ditch It waves The end is imm ersed in water Please install the drain hose so as to be downward slope without fail Please don t do the drainage as shown below Please pour water in the drain pan of the...

Page 18: ...re and operating current Check for insufficient gas Large operating noise and vibrations Check the installation condition Check to make sure that the required spaces for installation specified in the Technical Guide etc are provided Domestic air conditioner 10 Service Diagnosis Service diagnosis 16 10 2 Parameter of primary electronic appliance Picture Parameter Name NO 1 Rated voltage 208 230V 2 ...

Page 19: ... E2 Heat exchange sensor failure Method of The temperatures detected by the thermistors are used to determine thermistor errors Malfunction Detection Malfunction when the thermistor input is more than 4 92V or less than 0 08V during compressor n o i t a r e p o n o i s i c e D Conditions Note The values vary slightly in some models Supposed Faulty connector connection Causes Faulty thermistor Faul...

Page 20: ...aution Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred 10 3 3 Indoor AC fan motor malfunction Indoor Display E14 Method of The rotation speed detected by the Hall IC during fan motor operation is used to determine Malfunction abnormal fan motor operation Detection Malfunction when the detected rotation feedback signal don t received in 2 minu...

Page 21: ...f Terminal CN5 on the indoor PCB the voltage is about 90 220vac check whether motor can run when turn on the unit the indoor motor is damaged and need replace Yes Measure whether there is voltage pulse 0 5VDC between the positions middle wire and black wire of Terminal CN2 on the indoor PCB the indoor pcb is damaged and need replace Pull out the terminals on the indoor mainboard and reinsert them ...

Page 22: ...51 4959 4668 3433 25 18 4065 3953 6482 6112 5543 5251 5076 3794 27 19 4178 4028 6606 6297 5718 5426 5193 3885 30 22 4442 4404 7099 6791 6243 6010 5835 4382 32 23 4480 4442 7223 6914 6360 6068 5893 4427 32 24 4555 4517 7346 7038 6476 6185 6010 4517 outdoor temp humidity 46 cooling value temerature table performance curves 1000 2000 3000 4000 5000 6000 7000 8000 cooling capacity W cooling capacity a...

Page 23: ...8 2200 2259 2403 2510 1269 25 18 826 836 2080 2247 2331 2463 2582 1316 27 19 867 852 2128 2295 2367 2487 2630 1328 30 22 877 887 2212 2391 2475 2654 2773 1422 32 23 892 872 2236 2463 2510 2702 2809 1587 32 24 907 857 2271 2510 2546 2750 2845 1704 outdoor temp humidity 46 power consumption value temp table performance curves 100 600 1100 1600 2100 2600 3100 power consumption w indoor tempe DB WB po...

Page 24: ... 19 22 15 4639 4799 4959 25 6207 6271 6399 30 6207 6335 6399 35 6271 6399 6591 40 6335 6655 6655 45 4894 4894 5082 performance curves cooling discharge pressure table indoor temp 1500 2000 2500 3000 3500 4000 15 25 30 35 40 45 DISCHARGE PRESSURE Outdoor Temp COOLING DISCHARGE PRESSURE 16 19 22 ...

Page 25: ...B 16 19 22 15 1646 1703 1760 25 2203 2225 2271 30 2203 2248 2271 35 2225 2271 2339 40 2248 2362 2362 45 1736 1736 1803 performance curves cooling suction pressure table indoor temp 350 850 1350 1850 2350 2850 15 25 30 35 40 45 SUCTION PRESSURE Outdoor Temp COOLING SUCTION PRESSURE 16 19 22 ...

Page 26: ...2015 Johnson Controls Inc www johnsoncontrols com Doc No MH9FYCAH 151103 18 ...

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