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14.9 Base Pan Heater Control (Optional)
To enable the base pan heater function, control panel initial setting has to be manually adjusted by activating
Base Pan Heater menu.
There are 2 optional start condition can be selected, Type A or Type B.
Control details:
1 Type A: (Default Auto Mode)
Start conditions:
o
When outdoor air temperature ≤ 3°C during heating and deice operation is ON.
Control contents:
o
Base pan heater is ON during deice operation and continues ON for 10 minutes after deice operation
ends.
Cancel condition:
o
When outdoor temperature > 6°C after deice end or
o
When operation is not at heating mode or
o
Base pan heater ON timer count is completed.
2 Type B: (ON Mode)
Start conditions:
o
When outdoor air temperature is ≤ 5°C and operates in heating mode, base pan heater is ON.
Cancel conditions:
o
When outdoor air temperature is > 7°C or
o
When operation is not at heating mode.
14.10 Force Heater Mode
Purpose of Force Heater Mode:
As a backup heat source when heat pump error. Force heater Mode only control backup heater to heat up the
room circuit, and turn ON back up heater or booster heater to boil up tank water base on the tank heater
selection (internal or external).
Force Heater Control start condition:
Force heater request ON by user during error OR auto turn ON by remote controller during error
AND
(Force Heater mode can be operate regardless of mode selection, remocon will send the latest mode selection
force bit by bit to indoor. Indoor will judge to turn ON heater to room side if it is heat mode selected, and turn ON
heater to heat tank water base on tank heater selection)
During Error Happen (exclude the error list below)
Error List which not allow Force Heater operation
H12
Capacity Mismatch
H76
Indoor-Remote Controller Communication Error
H20
Abnormal Water Pump
H95
Abnormal Voltage Connection
H62
Abnormal Water Flow
F37
Abnormal Water Inlet sensor
H70
Abnormal Back-up Heater OLP
H45
Abnormal Water Outlet sensor
H74
PCB Communication Error
H21
Water Pressure Error
[ When tank mode operate with external heater selected & tank heater select ON ]
H72
Abnormal tank sensor
H91
Abnormal tank heater OLP
Force Heater Control Stop Condition:
Force Heater request OFF
OR
Operation OFF request
OR
Power reset
OR
Error of above list happens during force heater operation.