Graco XM 24W626 Operation Manual page 95

Alarm
Code Alarm Problem
V2MX Voltage Low Control Advisory
V4IT High Voltage CAN
V4MA A/B Material Heater High Line
V4MB Voltage Alarm
V4MH Hose Heater High Line Volt-
age Alarm
3A2776H
When
Active Cause
Always Voltage dropping below 9 Vdc from
power supply.
24 VDC power supply.
Always
Always Temperature Control Module is bad. Replace module.
Heater is bad.
Always Temperature Control Module is bad. Replace module.
Heater is bad.
Appendix B - Alarms
Solution
Change air filter in control filter regu-
lator. See XM PFP repair manual.
Check voltage on information
screen.
Check voltage of power supply. Volt-
age should be 23-25 VDC. If out of
tolerance, adjust or replace power
supply.
Repair heater.
Repair heater.
95