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Trouble shooting 26 E53. 1
INDOOR UNIT Error Method:
Indoor unit Drain pump Error
Indicate or Display:
Indoor Unit : Operation LED 5 times Flash, Timer LED 3 Times Flash,
Filter LED Continuous Flash.
Outdoor Unit : E.5 U.1
Error Code : 5 3
Detective Actuators:
Indoor Unit Controller PCB Circuit
Float Switch
Detective details:
When Float switch is ON for more than 3 minutes.
Check Point 3, 4 : Check Float Switch operation, connecting wire shorted.
Check operation of float switch.
Remove Float switch and check ON/OFF switching operation
by using a meter.
>>If Float switch is defective, replace it.
ON
OFF
OK
Forecast of Cause :
1. Drain Installation 2. Drain pipe line blockage 3. Float switch defective 4. Shorted connector/wire
5. Controller PCB defective / Drain pump defective
Check Point 5 : Check controller
PCB defective / Drain pump defective
Check Point 1 : Check Drain pipe installation
OK
Check Drain pipe installation (Refer to the installaion manual)
The Height limit for Drain pump, The angle of drain pipe, The angle of indoor unit
Check Point 2 : Check Drain pipe blockage
OK
Check Drain pipe line blockage
The drain pump inlet and outlet, The connecting pipe, The drain pipe outlet
Measure power supply (AC208- 230V) for the drain pump on the Power supply PCB (CN106) at the Float SW ON states.
>>If No voltage on the connector, replace the power supply PCB
>>If AC208- 230V on the connector, replace the Drain pump
04-35
Содержание Airstage UTP-RU01AH
Страница 1: ...SERVICE MANUAL 208 230V 60Hz ...
Страница 5: ...1 TEST RUN ...
Страница 6: ......
Страница 34: ...2 OUTDOOR UNIT OPERATION CONTROL ...
Страница 59: ...3 INDOOR UNIT OPERATION ...
Страница 60: ......
Страница 82: ......
Страница 83: ...4 TROUBLE SHOOTING ...
Страница 84: ......
Страница 186: ...04 96 0 24 AOUA120 208 230 AOUA72 90 0 19 RED WHITE BLACK U V W ...
Страница 208: ...5 APPENDING DATA UNIT ...
Страница 209: ......
Страница 215: ...CASSETTE TYPE MODELS AUUB18TLAV AUUB24TLAV AUUB30TLAV AUUB36TLAV 05 06 ...
Страница 216: ...SLIM DUCT SLIM CONCEALED FLOOR TYPE MODELS ARUL7TLAV ARUL9TLAV ARUL12TLAV ARUL14TLAV ARUL18TLAV 05 07 ...
Страница 217: ...MEDIUM STATIC PRESSURE DUCT TYPE MODEL ARUM24TLAV 05 08 MODEL ARUM30TLAV ARUM36TLAV ...
Страница 218: ...HIGH STATIC PRESSURE DUCT TYPE MODELS ARUH36TLAV ARUH48TLAV ARUH60TLAV 05 09 ...
Страница 219: ...FLOOR CEILING TYPE MODELS ABUA12TLAV ABUA14TLAV ABUA18TLAV ABUA24TLAV 05 10 ...
Страница 220: ...CEILING TYPE MODELS ABUA30TLAV ABUA36TLAV INDOOR UNITS INDOOR UNITS 05 11 ...
Страница 221: ...WALL MOUNTED TYPE MODELS ASUA7TLAV ASUA9TLAV ASUA12TLAV ASUA14TLAV 05 12 ...
Страница 222: ...MODELS ASUB18TLAV ASUB24TLAV 05 13 ...
Страница 224: ...MODEL UTP RU01AH MODEL UTP RU01BH 5 2 3 RB Unit 05 15 ...
Страница 225: ...MODEL UTP RU01CH 05 16 ...
Страница 226: ...MODEL UTP RU04BH 05 17 ...
Страница 227: ...MODELS AAUA48TLAV 5 2 4 Outdoor Air Unit 05 18 MODELS AAUA72TLAV ...
Страница 228: ...MODELS AAUA96TLAV 05 19 ...
Страница 229: ...MODELS ARUV12TLAV ARUV18TLAV ARUV24TLAV ARUV30TLAV ARUV36TLAV ARUV48TLAV ARUV60TLAV 5 2 5 Vertical Air Handler 05 20 ...
Страница 230: ...6 DISASSEMBLY PROCESS ...
Страница 245: ......