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18VHJ(DB)
Haier HSU12 Service Manual
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Haier HSU12 Service Manual
Table of content
Contents
Table Of Contents
indoor unit connectors
outdoor unit
funcitions and control
main functions
special functions
Main functions and control specifications of outdoor unit
outdoor fan control
Function of main thermistor
Value of thermistor
Table Of Contents
Table Of Contents
parts and functions
test operation
air filter cleaning
trouble shooting
Caution for diagnosis
Error codes and description indoor display
Thermistor or related abnormality
ipm protection
communication error between the indoor and outdoor units
loop of the station detect error
indoor unit
For 12K indoor unit
removal of air filter
For 18K indoor unit
removal of drain pan
removal of electrical box
removal of heat exchanger
For 12/18K outdoor unit
wiring diagrams
circuit diagrams
Removal Procedure
9.1.2 Removal of Air Filter
s
t
n
i
o
P
e
r
u
d
e
c
o
r
P
p
e
t
S
upwards slightly
and then pull it
out downwards.
Insert the air
when installing.
When installing,
insert 2 hooks of the
+68
12/
VHJ(DB)
74
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This manual is suitable for:
18VHJ(DB)
HSU12
HSU12VHJ
HSU12VHJ(DB)
HSU18VHJ
HSU18VHJ(DB)
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