Graco LC0251 Manual De Usuario
Troubleshooting
312761B
11
Troubleshooting
Circuit Breaker
If the circuit breaker is tripped, manually flip the breaker
back to the “on” position. Find and correct the problem
before continuing operation.
back to the “on” position. Find and correct the problem
before continuing operation.
Diagnostic Information
Module Status LEDs
7
Simplified Wiring Schematic
Table 1: LED Status Signal
Signal
Description
Green on
Low power temperature control mod-
ule is powered up.
ule is powered up.
Yellow
Internal communication in progress.
Red solid
Low power temperature control mod-
ule failure.
ule failure.
Red flashing
Software is updating.
F
IG
. 10: LED Signals
LED
Signals
Signals
ti12357a
Circuit
Breaker #1
Low Power
Temp Cont
Temp Cont
Module #1
Fan
208-240V
50/60 Hz
1 phase
Circuit
Breaker #2
Circuit
Breaker #5
Machine
Power
Circuit
Breaker #4
Circuit
Breaker #3
Low Power
Temp Cont
Temp Cont
Module #2
Low Power
Temp Cont
Temp Cont
Module #3
Low Power
Temp Cont
Temp Cont
Module #4
GFEP