Troubleshooting Guide

For CH-09SPH-230VO, CH-12SPH-230VO, CH-18SPH-230VO, CH-18SPH-230VO
+
T4
TP
T3
N
L
H
N
N
Rdi
Ha v e
Low-Fre
YES
NO
No
U
BL UE
V
RED
W
BLACK
TESTPORT
P MV
DC- F AN
DR_L
DR_N
Ear t h
HEAT2
AC- FAN
4 - WA Y
HEAT1
S
7805
N- I N
L- I N
KFR- 35W/ BP3N1- ( RX62T+41560). D. 13. WP2- 1
[ 1. 8] 2015- 12- 31
1
1
17122000002718
1
E304
E208
C10
RC3
CN22
ZR4
R696
R6 9 5
C696
C6 9 5
ZR5
C9
I PM501
L1
C8
CN6 0
+
I C405
DAS1
RC2
ON
2
1
ON
4
3
3
4
1
2
S W2
RY5
R15 8
R23
R21
CN17
CN11
CN1 0
C135
L5
L4
L3
L2
+
DZ201
L601
CN1 6
CN1
CN2
CN3
CN3 _1
C613
I C103
CN5 07
+
D403
I C404
CN1A
FUSE1
T20A/ 250VAC
E405
E410
RY4
I C104
I C101
R104
R604
R156
C275
DZ204
R172
R195
C117
R103
R4 0 1
D10 4
E409
PT C1
CN32
BR1
E407
E404
E283
+
E282
+
E281
+
E280
RY1
D601
Q601
C2
C3
C4
C5
C6
C7
C11
C16
C102
C103
C104
C105
C106
C111
C112
C113
C114
C115
C116
C118
C119
C120
C121
C123
C124
C125
C126
C127
C128
C129
C130
C131
C132
C133
C271
C272
C273
C274
C302
C303
C305
C312
C322
C4 0 1
C402
C403
C404
C405
C408
C409
C410
C503
C504
C505
C506
C507
C508
C509
C601
C605
C606
C612
C614
C615
CN7
CN9
CN31
CN5 05
D1
D2
D402
D406
DZ202
DZ203
DZ301
DZ302
DZ303
DZ304
DZ601
E1
E2
E101
E102
E103
E105
E107
E108
E401
E602
I C1
I C4 01
I C403
I C601
I C602
I C603
LED101
NTC2
OSC101
Q101
R2
R3
R101
R102
R105
R106
R107
R108
R110
R111
R112
R114
R115
R116
R117
R120
R121
R124
R125
R126
R127
R128
R129
R130
R131
R132
R133
R135
R136
R137
R138
R140
R142
R143
R144
R147
R148
R149
R150
R152
R154
R155
R157
R165
R168
R169
R170
R173
R174
R178
R179
R18 0
R181
R182
R185
R186
R187
R188
R189
R190
R301
R315
R403
R404
R405
R406
R407
R408
R427
R428
R429
R502
R504
R506
R508
R513
R516
R528
R601
R603
R605
R607
R608
R610
R611
R612
R615
R616
R617
R618
R619
R620
R626
RY2
ZR1
CN6
D4 0 1
D404
Rdi
I C102
D602
R171
C611
D101
C101
E106
C1
C5 2 0
ZR3
CN3 0
CN29
CN28
C307
C308
C309
C310
C311
R303
R304
R305
R306
R314
R426
C320
C321
C323
C511
C512
C51 3
I C301
R317
R318
R319
R320
R321
R322
R323
R517
R518
R519
R520
R521
R522
R52 3
CN50
E206
E605
C134
C314
C316
C318
CN25
D610
R196
RY3
C624
R602
R623
C110
C122
D4 07
R3 16
3W- 10m| ??¨ ¤1%
R409
R4 1 0
R6 06
3W- 10m1%
T401
C107
E109
R175
R176
I PM301
C319
C306
C413
D103
R621
R421
I C2
C324
R122
R123
R118
C618
R628
CN1 5
I C1 05
R191
RY3 A
ZR2
RC1
CN21
R1
C4 1 2
E300
E302
E303
C3 3 0
C3 3 1
C3 3 2
C3 3 3
C3 3 4
connect t o t he t er mi nal
208- 230V AC
power suppl y
connect to earth
CN60
connect to 4-way valve
when 4- way i s ON, out put 208- 230VAC
connect t o compr essor heat er
power suppl y
CN17
AC fan motor
L low speed
N ground
H high speed
CN21/CN22
exhaust temp. sensor& pipe
temp.sensor& room temp.
sensor
6 5 4 3 2 1
TP T4 T3
RT
RT
+5VDC
RT
+5VDC +5VDC
connect to Electric Expansion Valve
+12V DC pul se wave bet ween ( +1) - GND
+12V DC pul se wave bet ween ( +2) - GND +12V DC pul se wave bet ween ( +3) - GND
+12V DC pul se wave bet ween ( +4) - GND
+1 2 V DC
+1 2 V DC
6 5 4 3 2 1
connect to indoor unit communication
HEAT2
connect to chassis heater
when is on, 208-230VAC OUTPUT
U
V
W
10- 200VAC¡ ¯ ( r unni ng)
0VAC ( st andby)
connect t o t he DC compr essor
Test Port
Connect to PC
communication
EEPROM Programmer Port
FUSE1 20A/250VAC
U
V
W
10- 200VAC¡ ¯ ( r unni ng)
0VAC ( st andby)
connect t o DC Mot or
External driver motor
slow flicker:standby（
0.5Hz ）
quick flicker:error（
2Hz ）
continuous light: normally running
Connect to reactor
IPM for
compressor
IGBT
FRD
when heater is ON, output 208-230V AC
BR
P
N