87
AIR SOURCE HEAT PUMP WATER HEATER
EN
The water heater stops operation and the
wired controller displays F6
Malfunction of tube temperature sensor for
outdoor heat exchanger
The water heater stops operation and
the wired controller displays Fd
Malfunction of suction temperature sensor
The water heater stops operation and
the wired controller displays FE
Malfunction of upper temperature sensor of
water tank
The water heater stops operation and
the wired controller displays FL
Malfunction of lower temperature sensor of
water tank
The water heater stops operation and
the wired controller displays L6
Unit’s capacity is insufficient
There’s harsh sound during operation;
There’s off-flavor during operation;
Air switch or leakage protection switch
breaks off frequently.
There may be risk for the safety. Please stop
operation immediately and cut off the
power.
The unit will be defrosted if the ambine
temperature is high (>10°C)
Abnormal operation for the unit
After-sales service
If there’s quality or other problems for the KAISAI products, please contact with local appoin
-
ted maintenance center.
If this manual is lost, please contact with local appointed dealer.
