Graco VPM 12, Instructions Manual

Page: 76 / 88

Appendix D - ADM Event and Error Codes Overview
76 313875J
T6C6
Red Blanket
RTD Fault
RTD 2 is giving no or invalid
data
Alarm
Loose or bad connection Check RTD wiring T6C5
Blue Blanket
RTD Fault
Alarm
T6C7
Red Chiller
RTD Fault
Alarm
T6C8
Blue Chiller
RTD Fault
Alarm Bad RTD Replace RTD
T8A6
No Heat Red
Tank
No temperature rise
Alarm
Tripped circuit breaker Visually check circuit breaker for a tripped condition T8B5
No Heat Blue
Tank
Alarm
T8A3
No Heat Red
Inline
Alarm
T8B1
No Heat Blue
Inline
Alarm Low Power
Measure voltage across input terminals on power line
filter. Voltage should measure between 190 and 264
Vac
T8A2
No Heat Red
Hose
Alarm
Cable unplugged/loose
power
Check for loose or disconnected wires or plugs
T8B4
No Heat Blue
Hose
Alarm Bad heater(s) Measure resistance of heater(s)
T8A7
No Cooling
Red Chiller
No temperature decline
Alarm Tripped circuit breaker Visually check circuit breaker for a tripped condition
T8B8
No Cooling
Blue Chiller
Alarm
Defective cooling valve
Disconnect the valve and measure the voltage across
the wires when the chiller is running to ensure 24V is
being delivered to the valve. If so, the cooling valve
will likely need replacing.
Chilled water supply off Turn on chilled water supply
Loose or bad connection Check RTD wiring
T9A6
Red Blanket
Temp. Cutoff
Heater overtemperature cutoff
Alarm
Defective RTD Replace RTD
T9B5
Blue Blanket
Temp. Cutoff
Alarm
T9A3
Red Inline
Temp. Cutoff
Alarm
Defective High Power
Temperature Control
Module
Replace High Power Temperature Control Module
T9B1
Blue Inline
Temp. Cutoff
Alarm Loose connections Tighten connections
Error
Code
Error Name Error Description
Error
Type
Cause Solution