– 49 –
2) Indoor fan does not operate (LP-10091CL/XL)
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
Is the unit
operating?
Is the DC5V at 20 pin
of MICOM?
Is the DC12V at each
terminal of RY1 coil of
SUB PCB ASM?
Replacement IC2
Is the AC220V (240V)
between "C" and "H" of
SUB P.C.B?
Replacement RY1 of
SUB PCB
Check the motor winding
Replacement RY2 of
SUB PCB
Replacement RY3 of
SUB PCB
Is the AC220V (240V)
between "C" and "M" of
SUB P.C.B?
Is the AC220V (240V)
between "C" and "L" of
SUB P.C.B?
Is the DC12V at each
terminal of RY2 of SUB
PCB ASM?
Is the DC12V at each ter-
minal of RY3 of SUB
PCB ASM?
Is the DC5V at 21 pin
of MICOM?
Is the DC5V at 22 pin
of MICOM?
Replacement
IC1 (MICOM) and
check the EVA -Th.
ON/OFF S/W ON
Summary of Contents for LP-10091CL/XL
Page 1: ...Package Air Conditioner SERVICE MANUAL MODEL LP 10091CL XL LP 15091CL XL LP 20091CL XL ...
Page 7: ...2 1 LP 10091CL XL 2 2 LP 15091CL XL 2 3 LP 20091CL XL 7 2 DIMENSIONS ...
Page 53: ... 53 9 ELECTRONIC CONTROL DEVICE 9 1 MAIN P C B ASSY ...
Page 55: ... 55 10 SCHEMATIC DIAGRAM LP 10091CL XL LP 15091CL XL ...
Page 57: ... 57 22 19 10 4 5 1 12 21 20 15 13 16 2 9 8 7 18 17 6 3 11 14 ...
Page 62: ... 62 3 13 12 9 11 10 2 8 1 6 5 7 4 16 17 24 25 22 20 14 15 23 21 26 19 ...
Page 67: ... 67 3 13 12 9 11 10 2 8 1 6 5 7 4 16 17 24 25 22 20 14 15 23 21 26 19 ...
Page 76: ...11 6 Outdoor Unit LP 20091CL 20091XL 1 Exploded View 76 ...
