Soleus Air KFHHP-22 Technical & Service Manual page 14

D14 Meaning
blink 6 times Unit closing down for
min.frequency
blink 7 times Unit closing down for
PFC protection
blink 8 times Unit closing down for
compressor overloading
D17 Meaning
blink 1 time too low DC input voltage
blink 2 times too high DC voltage
blink 3 times AC current protection
blink 4 times IPM abnormality
blink 5 times reserved built-in PFC
protection
blink 6 times start-up failure
blink 7 times phase-losing or out of
control
blink 8 times first PFC protection ;then
module protection
D15
blink 6 times
blink 7 times
blink 8 times
blink 9 times
D18
when no short-circuit in
computer monitor port
short-circuit in blink
computer monitor port
blink
-14-
frequency of current 12 A lasting for 2 minutes
frequency limiting or demultiplying for rate of
frequency variation out of control
frequency limiting or demultiplying of compressor
frequency limiting or demultiplying for over temp.of
IPM module
On receiving or sending indoor data
off receiving or sending indoor data finished
normal communication between main borad and
driving board
not abnormal communication between main board and
driving board
Meaning
current
Meaning