Dosing Valve Assembly - Graco XM PFP Repair Parts

Repair

Dosing Valve Assembly

1. Follow Pressure Relief Procedure, page 7.
2. Disconnect all fluid lines from dosing valves (28 or
29). See F . 6.
IG
3. Remove two bolts (31) securing dosing valve to
bracket.
4. Unscrew dosing valve nipple fitting (36 or 37) from
dosing valve outlet.
5. Disconnect pressure sensor (831) from dosing
valve. See page 49.
6. Remove dosing valves.
7. See Ratio Control Valve Assemblies on page 49
for disassembly illustration.
8. Follow steps in reverse order to reassemble dosing
valve assembly. See Ratio Control Valve Assem-
blies on page 49 for assembly illustration and spec-
ifications.
18
56
85
36
31
F . 6
IG
29
28
37
55
54
3A2989B