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For unit with wall pad only
Error message can be found in both LED lights on unit body (please refer to table 1) and wall pad error indication.
(Please refer to page 49 Error Indication)
Note: If the address of slave unit is not set (refer to appendix I) LED lights and Wall pad of the master unit will not
show the status of the defective slave unit.
Without Master-Slave connection
For unit with handset only
High speed
Medial speed
Low speed
Electrical heater failure
Return air sensor failure
Indoor coil sensor 1 failure
Indoor coil low temperature protection Blink 5 times, stop 3 sec
Indoor coil over heat protection
For unit with wall pad only
Error message can be found in both LED lights on the unit body (please refer to table 2) and on the wall
pad error indication. (Please refer to page 49 Error Indication)
HYDRONIC CASSETTE
Table 2
For all units Red LED light on the unit
For all units Green LED light on the unit
Red LED On
Yellow LED On
Green LED On
Blink 1times, stop 3 sec
Blink 3 times, stop 3 sec
Blink 4 times, stop 3 sec
Blink 6 times, stop 3 sec
57
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