TROUBLESHOOTING
13-4
SM HDDE 1-A.1 GB
Malfunction of phase
current detection
circuit for compressor
U1
HEAT Indicator OFF 3Sand blink13
times
Outdoor main board damaged
Malfunction of
voltage dropping for
DC BUS
U3
HEAT Indicator OFF 3Sand blink20
times
Supply voltage is unstable
AC Current detection
problem
U5
COOL Indicator OFF 3Sand blink13
times
Outdoor main board damaged
The RV is abnormal
U7
COOL Indicator OFF 3Sand blink20
times
1.Supply voltage is lower than AC175V;
2.Wiring terminal RV is loosened or
broken;
3.RV is damaged.
Zero-crossing
protection
(IDU)
U8
OPER Indicator OFF 3S and blink 17
times
1.Power supply is abnormal
2.Detection circuit of indoor control main
board is abnormal.
Outdoor unit zero-
cross detecting error
U9
Outdoor main board damaged
Summary of Contents for AWAU-YDDE009-H11
Page 14: ...OUTLINE DIMENSION SM HDDE 1 A 1 GB 4 2 4 2 Outdoor YDDE009 4 3 Outdoor YDDE012...
Page 15: ...4 3 SM HDDE 1 A 1 GB SOUND LEVEL CHARACTERISTICS 4 4 Outdoor YDDE018 4 5 Outdoor YDDE024...
Page 16: ...PERFORMANCE DATA SM HDDE 1 A 1 GB 5 1 5 PERFORMANCE DATA...
Page 17: ...SOUND LEVEL CHARACTERISTICS SM HDDE 1 A 1 GB 6 1 6 PRESSURE CURVES...
Page 21: ...SM HDDE 1 A 1 GB 9 1 WIRING DIAGRAM 9 WIRING DIAGRAM 9 1 HDDE009 HDDE012 9 2 HDDE018...
Page 22: ...WIRING DIAGRAM SM HDDE 1 A 1 GB 9 2 9 3 HDDE024 9 4 YDDE009...
Page 23: ...9 3 SM HDDE 1 A 1 GB WIRING DIAGRAM 9 5 YDDE012 9 6 YDDE018 YDDE024...
Page 40: ...12 15 SM HDDE 1 A 1 GB 12 14 Test Mode TO BE CONFIRMED...
Page 47: ...14 2 SM HDDE 1 A 1 GB CHARACTERISTICS OF SENSOR 14 1 3 CTT CTT R T Chart...
Page 51: ...EXPLODED VIEW SPARE PART LIST 15 4 SM HDDE 1 A 1 GB 15 4 Exploded view of indoor unit HDDE018...
Page 58: ...SM HDDE 1 A 1 GB 15 11 SERVICING 15 11 Exploded view of outdoor unit YDDE018...
Page 60: ...SM HDDE 1 A 1 GB 15 13 SERVICING 15 13 Exploded view of outdoor unit YDDE024...
Page 63: ...SM HDDE 1 A 1 GB a APENDIX APPENDIX...
Page 64: ...SM HDDE 1 A 1 GB 15 15 SERVICE MANUAL HDDE009 012 018 024...
