York YMKFZC024-048BAMN-ABFX User Manual Download Page 22

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A safety device such as a fuse, a breaker frequently actuates.

Obstacles and water enter the unit.

Water leaks from indoor unit.

Other malfunctions.

If the system does not properly operate except the above mentioned cases or the above mentioned
malfunctions is evident, investigate the system according to the following procedures.
(See in Table 8-2)

In-outdoor unit communication
checking channel is abnormal

N0.

In-outdoor unit communication
checking channel is abnormal

Room temperature sensor
checking channel is abnormal

Evaporator Pipe temperature sensor
checking channel is abnormal

Condensator Pipe temperature sensor
checking channel is abnormal

Water-level alarm malfunction

EEPROM malfunction

Outdoor malfunction

LED1
Quick-flash

LED2
Quick-flash

LED3
Quick-flash

LED4
Quick-flash

Malfunction

Running
lamp

timer lamp

defrosting
lamp

alarm lamp

display
(nixie tube)

Summary of Contents for YMKFZC024-048BAMN-ABFX

Page 1: ...Read this manual before installation and operation Make sure that it is well kept for later reference Cassette R 410A 50Hz USER S MANUAL YMKFZC024 048BAM N A B FX YMKFZH030BAM N BFX ...

Page 2: ...R FLOW DIRECTION 13 HINTS FOR ECONOMICAL OPERATION 2 TEMPORARY OPERATIONS 14 MAINTENANCE 14 AIR CONDITIONER OPERATIONS AND PERFORMANCE 16 INSTALLATION 17 TROUBLES AND CAUSES 18 TROUBLES AND CAUSES CONCERNING REMOTE CONTROLLER 18 TROUBLES AND CAUSES AIR CONDITIONER 19 ...

Page 3: ...r is in use especially if there is also a gas appliance in use in this room Failure to follow these directions may result in a loss of oxygen in the room To prevent electric shock turn off the power or disconnect the power supply plug before beginning any cleaning or other routine maintenance Follow the directions for cleaning in the Owner s Manual 1 No Thinner DANGER Never put hands or objects in...

Page 4: ...cy even a sudden stop If you don t plan to use the unit for a long time please disconnect power and remove the batteries from the remote controller When the power switch is connected some energy will be consumed even if the air conditioner isn t in operation So please disconnect the power to save energy And please switch the power on 12 hours before you restart the unit to ensure a smooth operatio...

Page 5: ...FUNCTIONS NAMES AND FUNCTIONS h b d e i m n l p o b c f a d e g h i j k m o p l n k f d j a k g Display Panel High static Pressure Parvis Split Type NOTICE This chart is based on 24000Btu h type So a little differences may exist on the outlook and functions from yours indoor unit air inlet heat exchanger outdoor unit air out connecting pipe E Box remote controller air outlet drain hose infrared si...

Page 6: ...r unit b outdoor unit c remote controller d air in e air out f air outlet g air flow louver at air outlet h connecting pipe i drain hose j air inlet with air filter in it l manual button m n timer indicator o PRE DEF indicator p alarm indicator In the case of cooling only type it is the FAN ONLY indicator k infrared signal receiver operation lamp NOTICE NAMES AND FUNCTIONS 4 d ...

Page 7: ...remote controller connecting pipe infrared signal receiver operation lamp timer indicator temporary button Alarm Indicator j FAN DEF indicator For cooling and heating type it s DEF for cooling only type it s FAN Air out The chart based on one model of our product is for reference only which may be different from the unit you purchased 5 For Slim Duct Type e f E Box ...

Page 8: ...o a Display Panel h g k j NAMES AND FUNCTIONS b c f a d e g h i j k m o p l n indoor unit air out outdoor unit air inlet connecting pipe E Box remote controller air outlet drain hose infrared signal receiver operation lamp timer indicator temporary button PRE DEF indicator cooling and heating type or fan only indicator cooling alarm indicator only type 6 ...

Page 9: ...r out heat exchanger outdoor unit air outlet connecting pipe E Box remote Controller air inlet drain hose infrared signal receiver operation lamp timer indicator temporary button PRE DEF Indicator Coolingand heating type or fan only indicator cooling alarm indicator only type For Slim Duct with air inlet box Type 7 ...

Page 10: ...F FAN ALARM Indoor Unit Air outlet Drain hose Drain Pump Internal installed water drain from indoor unit Infrared Signal receiver Timer indicator Alarm indicator Defrost indicator heating cooling type or fan indicator cooling only type Outdoor Unit Vertical louver Manual button Remote Controller Connecting pipe Run lamp 1 7 10 4 9 13 15 2 3 Parts Names 11 12 14 8 5 6 Air Inlet Air filter installed...

Page 11: ...p Air outlet Air inlet side and rear inlet inlet outlet MANUAL RUN TIMER DEF ALARM MANUAL RUN TIMER FAN ALARM MA UAL button Run lamp FAN indicator Cooling Heating type without TIMER indicator ALARM indicator DEF indicator Cooling only type without N 16 INDOOR UNIT DISPLAY PANEL OUTDOOR UNIT 16 One way Cassette Type 9 Cooling only type Cooling Heating type ...

Page 12: ... air inlet with air filter in it installation part remote controller connecting pipe infrared signal receiver operation lamp timer indicator temporary button alarm indicator j FAN DEF indicator For cooling and heating type it s DEF for cooling only type it s FAN P air out The chart based on one model of our product is for reference only which may be different from the unit you purchased b d p n m ...

Page 13: ...tion part remote controller connecting pipe infrared signal receiver operation lamp timer indicator temporary button alarm indicator j FAN DEF indicator For cooling and heating type it s DEF for cooling only type it s FAN P air out Ceiling Floor Type 11 The chart based on one model of our product is for reference only which may be different from the unit you purchased n m o l k J b d p ...

Page 14: ...ir filter in it installation part remote controller connecting pipe infrared signal receiver operation lamp timer indicator temporary button alarm indicator j FAN DEF indicator For cooling and heating type it s DEF for cooling only type it s FAN P air out Ceiling Floor Type 12 The chart based on one model of our product is for reference only which may be different from the unit you purchased ...

Page 15: ...the louver will swing automatically While this function is set the swing fan of indoor unit runs otherwise the swing fan doesn t run The swing scale of every side is 30 When the air conditioner isn t in operation including when TIMER ON is set the SWING button will be disabled 0 The following is how to adjust air flow direction when air outlet part separately saled is used with the indoor unit Hea...

Page 16: ...F Note Only take the cassette type as example The OPERATION lamp goes off The air conditioner is OFF while the remote controller operation is enabled 14 WARNING Cleaning the indoor unit and remote controller WARNING Before you clean the air conditioner be sure to disconnect the power supply plug If you do not plan to use the unit for at least 1 month 1 Operate the fan for about half a day to dry t...

Page 17: ...rgent to clean it and dry out in cool place o The air filter can prevent the dust or other particulate from going inside In case of blockage of the filter the working efficiency of the air conditioner may greatly decrease Therefore the filter must be cleaned once two weeks during long time usage If the air conditioner is positioned in a dust place the cleaning frequency of the air filter must be i...

Page 18: ... water may be used to clean the air filter If the dust accumulation is too heavy please use soft brush and mild detergent to clean it and dry out in cool place 1 Open the air in grill Push the grill switches towards the middle simultaneously as indicated in follow figure sketch Then pull down the air in grill Cautions The control box cables which are originally connected with the main body electri...

Page 19: ...owerful radio transmitters or any other devices radiating high frequency radio waves can cause the air conditioner to malfunction Please consult the dealer where you purchased the air conditio ner before installing it Don t fix the unit in the dangerous region with combustible gas or volatile matter If the air conditioner operates in an atmosphere containing oils machine oil salt near a coastal ar...

Page 20: ...itioner The air inlet or outlet of the outdoor unit is blocked Doors or windows are open The air filter is clogged with dust The louver is not at the correct position The fan speed is set to low The temperature setting is too high or too low Smells impregnated in the wall carpet furniture clothing or furs are coming out A white mist of chilled air or water is generated from the outdoor unit The in...

Page 21: ...splay The air conditioner operation stops since the set time elapsed When the time set to start the air conditioner is reached the air conditioner will automatically start and the appropriate indicator will go off The Signal Receiving Tone does Not Sound Symptoms Causes Disposal No receiving tone sounds from the indoor unit even when the ON OFF button is pushed Check whether the signal transmitter...

Page 22: ...1 2 3 4 5 6 7 In outdoor unit communication checking channel is abnormal Room temperature sensor checking channel is abnormal Evaporator Pipe temperature sensor checking channel is abnormal Condensator Pipe temperature sensor checking channel is abnormal Water level alarm malfunction EEPROM malfunction Outdoor malfunction LED1 Quick flash LED1 Quick flash LED1 Quick flash LED2 Quick flash LED2 Qui...

Page 23: ... open Sunlight directly shine Too much heat resource Outdoor temp is too high Leakage of refrigerant or lack of refrigerant Outdoor temperature is lower than 7 C Doors and windows not completely closed Leakage of refrigerant or lack of refrigerant Wait for the comeback of power Switch on the power Replace the fuse Replace the batteries or check the controller Set the temperature properly Wait Chec...

Page 24: ...MDV07U 019DW G 202000170285 20100630 ...

Page 25: ...www johnsoncontrols com UMKJZ AM 110802 2010 Johnson Controls Inc Johnson Controls reserve the right to change product features without prior notice ...

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