Sinclair Focus Plus ASH-13BIF2 User Manual

55
Service Manual
No.
Malfunction
Name
Display Method of Indoor Unit
A/C status Possible Causes
Dual-8
Code
Display
Indicator Display (during
blinking, ON 0.5s and OFF
0.5s)
Operation
Indicator
Cool
Indicator
Heating
Indicator
34
Internal motor
(fan motor) do
not operate
H6
Internal fan motor, external fan motor,
compressor and electric heater stop
operation,guide louver stops at present
location.
1. Bad contact of DC motor
feedback terminal.
2. Bad contact of DC motor
control end.
3. Fan motor is stalling.
4. Motor malfunction.
5. Malfunction of mainboard rev
detecting circuit.
35
Desynchro-
nizing of
compressor
H7
During cooling and drying
operation, compressor will stop
while indoor fan will operate;
During heating operation, the
complete unit will stop operation.
Refer to the malfunction analysis (IPM
protection, loss of synchronism protection
and overcurrent protection of phase current
for compressor.
36
PFC
protection
HC
During cooling and drying
operation, compressor will stop
while indoor fan will operate;
During heating operation, the
complete unit will stop operation.
Refer to the malfunction analysis
37
Outdoor DC
fan motor
malfunction
L3
Outdoor DC fan motor malfunction lead to
compressor stop operation,
DC fan motor malfunction or system blocked
or the connector loosed
38
power
protection
L9
compressor stop operation and Outdoor fan
motor will stop 30s latter , 3 minutes latter
fan motor and compressor will restart
To protect the electronical components when
detect high power
39
Indoor unit
and outdoor
unit doesnt
match
LP
compressor and Outdoor fan motor cant
work
Indoor unit and outdoor unit doesnt match
40
Failure start-
up
LC
During cooling and drying
operation, compressor will stop
while indoor fan will operate;
During heating operation, the
complete unit will stop operation.
Refer to the malfunction analysis
41
Normal
communica-
tion
42 Defrosting
OFF 3S
and blink
once
(during
blinking,
ON 10s
and OFF
0.5s)
Defrosting will occur in heating
mode. Compressor will operate
while indoor fan will stop
operation.
Its the normal state
43
Malfunction of
phase current
detection
circuit for
compressor
U1
During cooling and drying
operation, compressor will stop
while indoor fan will operate;
During heating operation, the
complete unit will stop
Replace outdoor control panel AP1
44
Malfunction of
voltage
dropping for
DC bus-bar
U3
During cooling and drying
operation, compressor will stop
while indoor fan will operate;
During heating operation, the
complete unit will stop
Supply voltage is unstable

Sinclair Focus Plus ASH-13BIF2 Specifications

General

Brand	Sinclair
Model	Focus Plus ASH-13BIF2
Category	Air Conditioner
Language	English