24
18-BC62D1-6
SYSTEM FAULTS
REFRIGERANT CIRCUIT
Head Pressure Too High
Head Pressure Too Low
Suction Pressure Too High
Suction Pressure Too Low
Liquid Refrig. Floodback (TXV/EEV)
Liquid Refrig. Floodback
(Cap. Tube)
I.D. Coil Frosting
Compressor Runs
Inadequate or No Cooling/Htg
ELECTRICAL
Compressor & O.D. Fan
Won’t Start
Compressor Will Not Start
But O.D. Fan Runs
O.D. Fan Won’t Start
Compressor Hums But Won’t Start
Compressor Cycles on IOL
I.D. Blower Won’t Start
DEFROST
Unit Won’t Initiate Defrost
Defrost Terminates on Time
Unit Icing Up
W
HA
T T
O
CH
EC
K M
OD
E
PO
W
ER
S
UP
PLY
HIG
H V
OLT
AG
E W
IRIN
G
CO
MP
RE
SS
OR
IO
L
RU
N C
APA
CIT
OR
STA
RT
C
APA
CIT
OR
STA
RT
R
EL
AY
CO
NTA
CT
OR
C
ON
TAC
TS
LO
W
VO
LTA
GE
W
IRIN
G
CO
NT
RO
L T
RA
NS
FO
RM
ER
TH
ER
MO
STA
T
CO
NTA
CT
OR
C
OIL
LO
W
VO
LTA
GE
FU
SE
ST
UC
K C
OM
PR
ES
SO
R
INE
FF
ICIE
NT
C
OM
P.
RE
F. U
ND
ER
CH
AR
GE
RE
F. O
VE
RC
HA
RG
E
EX
CE
SS
IVE
E
VA
P. L
OA
D
NO
NC
ON
DE
NS
AB
LE
S
RE
S.
O.D
. A
IRF
LO
W
O.D
. A
IR
RE
CIR
CU
LAT
IO
N
TX
V/E
EV
S
TU
CK
O
PE
N
SU
PE
RH
EAT
RE
S.
I.D
. A
IRF
LO
W
RE
F. C
IR.
RE
ST
RIC
TIO
NS
SO
V L
EA
KIN
G
SO
V C
OIL
D
EF
EC
TIV
E
CH
EC
K V
ALV
E L
EA
KIN
G
*
DE
FR
OS
T R
EL
AY
D
EF.
DE
FR
OS
T C
ON
TR
OL
D
EF.
C
H
C
H
C
H
C
H
C
H
C
H
C
H
C
H
C
H
C
H
C
H
C
H
C
H
C
H
C
H
C
H
C
H
P
P
P
P
P
P
P
P
P
P
P
P
P
P
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
P
P
P
P
S
S
S
S
P
P
P
P
S
S
P
P
P
P
P
P
P
P
P
P
P
P
P
P
S
S
S
S
S
S
S
S
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
S
S
S
S
S
S
S
P
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
P
P
S
S
S
S
S
S
S
S
S
S
S
S
P
P
P
P
P
P
S
S
S
S
S
S
S
S
S
S
S
P
P
S
S
S
S
S
S
S
S
P
P
P
P
P
P
P
S
S
P P
P
P
C - Cooling H - Heating P - Primary Causes S - Secondary Causes
*
- 3 Phase Only
15.2 Troubleshooting
The manufacturer has a policy of continuous product and product data improvement
and it reserves the right to change design and specifications without notice.
Representative-only illustrations included in this document.
© 2012 Trane
06/12
Содержание AM4A0A18S11SA Series
Страница 1: ......
Страница 2: ......
Страница 3: ......
Страница 4: ......
Страница 100: ...96 CLCH SVX07C EN Installation Electrical Figure 84 Typical VFD wiring schematic ...
Страница 101: ...CLCH SVX07C EN 97 Installation Electrical Figure 85 Typical starter wiring schematic ...
Страница 135: ...CLCH SVX07C EN 131 Notes ...
Страница 146: ...10 1 2 STEP 8 Lift the Coil section up and away from the Blower section Set aside ...
Страница 178: ......
Страница 188: ...2 ...
Страница 189: ...3 ...
Страница 190: ...4 ...
Страница 198: ...w w w p r i c e h v a c c o m 6 SDV5000 c w direct digital controls SERVICE INSTALLATION MANUAL Notes ...
Страница 199: ...SDV5000 c w direct digital controls SERVICE INSTALLATION MANUAL w w w p r i c e h v a c c o m 7 ...
Страница 201: ......
Страница 202: ......
Страница 203: ......
Страница 204: ......
Страница 205: ......
Страница 206: ......
Страница 207: ......
Страница 208: ......
Страница 209: ......
Страница 210: ......
Страница 211: ......
Страница 212: ......
Страница 213: ......
Страница 214: ......
Страница 215: ......
Страница 216: ......
Страница 250: ......
Страница 251: ......