Welbilt Manitowoc R, Technician'S Handbook

Page: 126 / 288

126 Part Number 000007661 Rev01 05/17
RN0400 Troubleshooting
NOTE: Refer to “RN0400” on page 29 for normal sequence
of operation.
OVER-TORQUE FAILURE
Step 1
The ice machine stops and the 20M light
energizes. The PWR, WTR and BE lights remain energized.
The ice machine restarts after 20 minutes.
GRD L1 L1 L2 L2 L2 L2 L2 COMPRESSOR FAN DRIVE
DR C 20M 60M 2ND WTR B-T B-E
RESET
GRD
G
B
W
FAN
BL
A
CK
WH
ITE
BL
A
CK
BL
A
CK
R
ORANGE
S
S
L
COMPRESSOR
C
RED
BL
A
CK
BL
A
CK
WH
ITE
INPUT PO
WER
W
ATER
SENSOR
CONT
ROL
B
O
ARD
K C A L B
GEARM
O
TOR
24V
N
O M M O C
C A V E N I L
RED RED
WHITE
BIN
T-
ST
AT
WH
ITE
RED
WH
ITE
M
1
COMPRESSOR
SW
ITCH
PWR
BL
A
CK
T.
O
.L.
BL
A
CK
RED
HIGH PRESSURE SAFETY SW
ITCH
4
2
3
RUN
ST
A
RT
T.
O
.L.
E U L B
YEL
LO
W
BL
A
CK
WH
ITE
M
BLACK