Graco VRM 24F872 Instructions Manual page 71

Error
Code Error Name Error Description
No Red
A8A6 Blanket
Current
No Blue
A8B5 Blanket
Current
No Red Inline
A8A3
Current
No Blue Inline
A8B1
Current
No current to the conditioning
No Red Hose
zone
A8A2
Current
No Blue Hose
A8B4
Current
No Red
A8B7 Chiller
Current
No Blue
A8B8 Chiller
Current
Motor Over A software error has occurred
A9C1
Current commanding too much current
The requested dispense
amount is below the minimum
Small Shot
B9C0 amount of the system (25% of
Request
the combined pump volumes is
the minimum)
Comm. Error
CAC1
Motor
Comm. Error
CAC3
Red Tank
Comm. Error
CAC4
Blue Tank
Comm. Error
CAC5
Mix Head
Comm. Error
CAC6
Mix Head 2
Comm. Error
CAC7
Ratio Monitor
Comm. Error
CAA6
Red Blanket
Communication error
Comm. Error
CAB5
Blue Blanket
Comm. Error
CAA3
Red Inline
Comm. Error
CAB1
Blue Inline
Comm. Error
CAA2
Red Hose
Comm. Error
CAB4
Blue Hose
Comm. Error
CAA7
Red Chiller
Comm. Error
CAB8
Blue Chiller
Setpoint Not The set point was not reached
D1A1
Reached and the pump was shutdown
313873J
Error
Type Cause
Alarm
Alarm
Tripped circuit breaker
Alarm
Alarm
Alarm
Alarm Low power
Cable unplugged/loose
Alarm
power
Alarm Bad heater(s)
Bad Motor Control
Alarm
Module code
Pumps are defined with
the wrong size
Deviation
Requested shot is below
the capabilities of the
current pump setup
Alarm
Alarm
Alarm
Alarm
Alarm
Alarm Loose/broken connection Check connection
Alarm
Alarm
Alarm
Alarm
Alarm
Alarm Module not programmed Program the module
Alarm Module missing power
Alarm Module bad
Material restriction too
Deviation
high for requested flow
Appendix D - ADM Event and Error Codes Overview
Solution
Visually check circuit breaker for a tripped condition
Measure voltage across input terminals on power line
filter. Voltage should measure between 190 and 264
Vac
Check for loose or disconnected wires or plugs
Measure resistance of heater(s)
Check for MCM software update, load latest MCM
software, if problem persists contact Graco
On the ADM go into the Setup screens to the System
screens then make sure that the pump sizes are
defined correctly
If the user has to be able to take the shot the system
must be fitted with smaller pumps
Check power supply connection
Replace module
Reduce flow request
71