Hisense ADM-24UX4SGKA Service Manual page 35

7 . T R O U B L E S H
7 . T R O U B L E S H
Error code 36
Communication trouble
Are all the lead wires connected
between indoor and outdoor unit?
yes
Is there power output between
indoor 1 and 2 of teminal block
AC220V?
And "S-N" of indoor terminal block
DC24V?
yes
Does the power
indicator(LED) of outdoor
control board(PCB) light
up?
no
Is the 3.15A fuse(F01) of outdoor
PCB blown?
no
Is the 3.15A fuse(F02) of outdoor
PCB blown?
No
O O T I N G
O O T I N G
no outdoor unit again according
Indoor control
no
board in trouble
Outdoor control board fault,
yes
yes
yes
Connect the indoor and
to the wiring diagram
replace it
Replace fuse
Is unsafety voltage part of outdoor
control board short circuit?(such as fan
motor, 4-way valve winding)
yes
Outdoor control board
trouble and replace it.
32
A D M - 2 4 U X 4 S G K A
A D M - 2 4 U X 4 S G K A
no
Normal protection
and replace fuse