Fujitsu ASU30RLE Service Instruction page 45

Trouble shooting 6
OUTDOOR UNIT Error Method:
Address setting Error in Wired remote
controller system
Detective Actuators:
Wired remote controller ( 2-Wire )
Indoor unit Controller PCB circuit
Forecast of Cause : 1. Wrong wiring of RCgroup 2. Wrong remote address setting 3. Indoor unit controller PCB failure
4. Remote controller failure
Check Point 1 : Wire installation
Wrong wire connection in RCgroup (Please refer to the installation manual)
Check Point 2 : Wrong RCgroup setting
The given address number by auto setting (00) and the manual set number (Except 00) were not existing in one RCG.
The remote controller address setting by U.I. were not existing same address.
The duplicated address number is not existing in one RCgroup
Check Point 3 : Check Indoor unit controller PCB
Check if controller PCB damage
Change controller PCB and check the Error after setting remote controller address
Indicate or Display:
Indoor Unit :
Operation lamp: 2 times Flash,
Timer lamp : 6 times Flash
ERROR CODE : [E : 26]
Detective details:
When the address number set by auto setting and manual setting are mixed in
one RC group.
When the duplicated address number exists in one RC group.
02-09
Outdoor unit :
PUMP LOW
POWER
DOWN NOISE
ERROR
MODE (L1) (L2) (L3) (L4)
5 15
2
: Light OFF : Light ON n : n times blinking
PEAK
CUT
(L5) (L6)