Graco XM Series

Repair
313289W 37
Replace Alternator Regulator
1. Remove shroud. See Remove Shroud, page 30
2. Disconnect main power.
3. Remove four nuts (4); leave two nuts on left side of
panel tight. Open front panel of control box (11).
4. Disconnect supply air line from alternator assembly
(265).
5. Loosen air regulator swivel fitting (276) and remove
from solenoid module (209).
6. Repair or replace alternator regulator parts as
necessary. See Alternator Assembly, page 84, for
repair parts. Replace air regulator swivel fitting
(276).
7. Set regulator to
18 +/- 1 psi (12.6 +/- 10 kPa, 1.26 +/-
0.07 bar).
8. Start machine. Check voltage on the alarm
information screen. Voltage should be between
10-14 volts.
277
265
209 Supply Air Line
209
276