HEAT PUMP MALFUNCTION
WARNING: Isolate machine electrically before entering
machine or removing panels.
The user check list should be carried out before initiating a service call.
Do not attempt to interfere with any internal control settings as these have
been factory calibrated and sealed.
Any sign of abnormal operation such as water dripping should be reported
immediately to an installer or Dantherm Ltd.
If in doubt or if advice required contact the Dantherm Group UK Service
Department.
Telephone (01621) 856 611 (option 4).
LAMP
ACTION
UNIT DOES NOT OPERATE
MAINS
RED
OFF
Check mains supply - external
FAULT
AMBER
OFF
fuses - isolator
DEFROST
WHITE/AMBER
OFF
MAINS
RED
ON
Check unit ON/OFF. switch on mains lamp.
FAULT
AMBER
OFF
Lamps on mains supply on only (WA1222C only).
DEFROST
WHITE/ AMBER
OFF
Check thermostat setting. Check internal control fuse if after 15
minutes fan does not run.
MAINS
RED
ON
Check water and air flows are not restricted.
FAULT
AMBER
ON
Check thermal cut out on Soft Start if fitted.
DEFROST
WHITE/ AMBER
OFF
Check HP (and LP on WA1222C,AW634AHC), cut out
switches and reset (red button above console thermostat).
Check water pump etc. to restore water flow through machine.
FAN ON COMPRESSOR OFF
MAINS
RED
ON
Unit on defrost (heating mode) check air temperature is not
below 7°C.
FAULT
AMBER
OFF
DEFROST
WHITE/ AMBER
ON
Unit off on chill limit (cooling mode WA1222C, AW634AHC
only) Check water pump etc. to restore water flow through
machine.
UNIT OPERATES INTERMITTENTLY
MAINS
RED
ON
Check water and air flows are not restricted
FAULT
AMBER
ON/
OFF
and that electrical supply is adequate.
DEFROST
WHITE/ AMBER
OFF
USER CHECK LIST FOR WA634ACH, WA634ACL, AW634AHC, WA1222AC AND WA1234BC
36
SD331852 ISSUE 7
OWNER INSTALLATION MANUAL 634ACH/ACL/AHC /1222AC/1234BC/BHC /1834BHC /PP22BC
Содержание calorex PP22BC
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