Function Of Eliminating Abnormality - Haier AU96NFTAHA Service Manual

5. Function of eliminating abnormality

1. Using "abnormality eliminating" function of remote controller or central controller
The remote controller of some indoor unit group can eliminate the abnormal state of all stopping of
outdoor unit (whole system) connected to make them run again ( begin again after abnormality is checked
out).
At that time, the operation of remote controller in some indoor unit group can automatically begin to run,
but other indoor unit groups will stop (running lamp is not on).
®
MODE FAN
AUTO
FAN ONLY
COOL HIGH
DRY MED
HEAT LOW
FIX
AUTO
CHECK
TEMP
DEMAND
UNIT
TIMER CONT. OFF ON ADDRESS
AFTBR H
Press the "check" button on the remote controller for over 5 seconds.
When pressing the button for over 10 seconds, the inspection code will also be eliminated
(only for this remote controller).
2. Using "abnormality eliminating" function of I/F PCB plate on the outdoor unit
It can eliminate all stopping and locking state of whole system of outdoor unit to make it run again.
At that time, the whole indoor unit group is in the state of stopping (running lamp is not on)
But, the inspection code on the remote controller can be eliminated as per the method specified in Item
1 or by pressing the reset hole to make the remote controller reset for eliminating.
Set the rotary switch on the I/F PCB of outdoor
unit to the following value:SW01: "0", SW02:
"15"
Press SW05 on the same PCB for over 5 seconds.
The display on the 7-segment nixie tube of the same
PCB is "CL" (within 5 seconds).
3. Using "abnormality eliminating" function of power supply resetting (Solution when -Mg-SW
sticking inspection code "BD")
Note: The power supply resetting only from indoor unit or outdoor unit can not eliminate the whole
stopping and locking state of the system.
All the power supply of indoor unit and outdoor unit must be reset.All power supply OFF power supply in put means that th
REMOTE CONTROLLER
CENTRAL
OPERATION
STANBY
MODE FAN LOU
PRENEAT
DEFROST
FILTER
LOVER
MANUAL TEMP
C
TIMER
F
CHECK FILTER
M
ON/OFF
MONITOR SET
UNIT
1 2 3 4 5 6 7 8
9 10 11 12 13 14 15 16
MODE
FAN ONLY
COOL
DRY
HEAT
AUTO
TEMP
Check the button
Layout of outdoor unit interface
SW01 SW02
SW04 SW05
SW01, 02 rotary switch
SW04, 05 micro switch
SW07 dial switch
41
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®
CENTRAL CONTROLLER
ON
ALL OFF
MONI/SET UNIT SEL ALL
ON OFF CENT/LOCK
FAN
AUTO CENTRAL
HIGH LOCKED
MED STANDBY
MODE FAN LOU
LOW FILTER
FIX TIMER
CHECK LOUVER
TEMP TIMER
1 MANUAL
C
2
F
CHECK FILTER
7-segment
nixie tube
SW07