Daikin JEHSCU0250CM3 [8/216] Exd hp1 error alarm handling

Daikin JEHSCU0200CM3 [8/216] Exd hp1 error alarm handling
O-CU06-AUG17-3
All specifications are subjected to change by the manufacturer without prior notice. The English text is the original instruction.Other languages are the translations of the original
instructions.
8
3.14.6 EXD-HP1 Error/Alarm handling
Note: When multiple alarms occur, the highest priority alarm is displayed until being cleared.
Then the next highest alarm is displayed until all alarms are cleared.
Only then will parameters will be shown again
Alarm
code
Description
Related
parameter
Valve What to do?
Requires manual reset
after resolving alarm
-
-
-
- -
Pressure sensor 1/2 error
Fully close Check wiring connection and measure the signal 4 to 20 mA No
No
No
No
No
No
No
No
No
Yes
Yes
Yes
Check wiring connection and measure the resistance of sensor
Check wiring connection and measure the resistance of sensor
Check wiring connection and operation of valve
Check the system
Check the system for cause of low pressure such as refrigerant
loss
Check valve opening/ check liquid flow for flash gas
free/check discharge hot gas temperature sensor
Check the system for cause of low pressure such as
insufficient load on evaporator
Check wiring connection and measure the resistance of
winding
Fully close
Fully close
Fully close
Fully close
Fully close
Operating
Operating
Operating
Operating
Operating
Temperature sensor 1/2
error
Discharge hot gas
temperature sensor 3 error
Discharge hot gas
temperature above limit
1P4/2P4: 1
1P4/2P4: 2
1uL/2uL: 1
1uL/2uL: 2
1uH/2uH: 1
1P9/2P9: 1
1P9/2P9: 2
Freeze protection
Low superheat
(<0.5K)
High superheat
Low pressure
EXM/EXL electrical
connection error
1E0/2E0
1E1/2E0
1Ed
1AII/2AII
1Ad
AF
AF blinking
AL
AL blinking
AH
AP
AP blinking
ENGLISH

Содержание

Скачать