Graco VRM 24F872 Instructions Manual page 76

Appendix D - ADM Event and Error Codes Overview
Error
Code Error Name Error Description
The temperature the MCM has
reached a level where product
Motor Control
T4C1 life will be decreased
High Temp.
drastically and has been
shutdown for protection
The hydraulic oil is at a
temperature where
Oil Temp.
T4H1 performance is impacted
Shutdown
significantly and has resulted
in a system shutdown
Motor temperature is too high
Motor Temp. and system has been
T4N1
Shutdown shutdown to prevent possible
damage
Red Tank
T6A6
RTD Fault
Blue Tank
T6B5
RTD Fault
Red Inline
T6A3
RTD Fault
Blue Inline
T6B1
RTD Fault RTD 1 is giving no or invalid
data
Red Hose
T6A2
FTS Fault
Blue Hose
T6B4
FTS Fault
Red Chiller
T6A7
RTD Fault
Blue Chiller
T6B8
RTD Fault
Red Blanket
T6C6
RTD Fault
Blue Blanket
T6C5
RTD Fault
RTD 2 is giving no or invalid
data
Red Chiller
T6C7
RTD Fault
Blue Chiller
T6C8
RTD Fault
No Heat Red
T8A6
Tank
No Heat Blue
T8B5
Tank
No Heat Red
T8A3
Inline
No temperature rise
No Heat Blue
T8B1
Inline
No Heat Red
T8A2
Hose
No Heat Blue
T8B4
Hose
76
Error
Type Cause
No power to fan
Debris in fan or heatsink Clear debris from fan or heatsink
Low air volume from fan
Alarm
Motor may be damaged Replace motor
Debris is packed in the
MCM's heat sink fins
No Power to Fan
Debris in fan or fan grill
Alarm
Low air volume from fan
No power to fan
Debris in fan or fan grill
Low air volume from fan
Alarm
Ambient environmental
conditions are too hot
Motor may be damaged Motor may need to be replaced
Alarm
Alarm
Alarm
Alarm Loose or bad connection Check RTD wiring
Alarm
Alarm
Alarm
Alarm Bad RTD
Alarm
Alarm Loose or bad connection Check RTD wiring
Alarm
Alarm Bad RTD
Alarm
Alarm Tripped circuit breaker
Alarm
Alarm Low Power
Cable unplugged/loose
Alarm
power
Alarm Bad heater(s)
Solution
Check cord to make sure fan has power
Try to stop fan by lightly pressing on the center with a
pencil eraser. If the fan slows down easily it will need
to be replaced
Clear debris from MCM heat sink fins
Check cord to make sure fan has power
Clear debris from fan/fan grill
Try to stop fan by lightly pressing on the center with a
pencil eraser. If the fan slows down easily it will need
to be replaced
Check cord to make sure fan has power
Clear debris from fan/fan grill
Try to stop fan by lightly pressing on the center with a
pencil eraser. If the fan slows down easily it will need
to be replaced
Move machine to an area below 120°F
Replace RTD
Replace RTD
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)
313873J