Graco HFRL Setup And Operation Manual page 92

Appendix D - ADM Error Codes
Error
Code Error Name Error Description
Red Hose
T4A2 High Fluid
Temp.
Red Inline
T4A3 High Fluid
Temp.
Red Tank
T4A6 High Fluid
Temp.
Red Chiller
T4A7 High Fluid
Temp.
Fluid temperature is above the
defined high alarm limit
Blue Inline
T4B1 High Fluid
Temp.
Blue Hose
T4B4 High Fluid
Temp.
Blue Tank
T4B5 High Fluid
Temp.
Blue Chiller
T4B8 High Fluid
Temp.
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
92
Error
Type Cause
Defective Temperature
Control Module
Alarm
Defective RTD
Loose connections
No power to fan
Debris is 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 is 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
Loose or bad connection Check RTD wiring
Alarm
Bad RTD
Solution
Replace Power Temperature Control Module
Replace RTD
Tighten connections
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
3A2175Z