Graco Inc. 243666 Glue Gun User Manual


 
13308876
Service
(Models 965766, 965767, 965768, and 965786 only)
Air Valve (if equipped)
1. Insert the spring (51) into the housing (50).
2. Lubricate and install an o-ring (46) into the
housing.
3. Install a spacer (52), internal bevel first, into the
housing.
4. Lubricate and install two o-rings (46) and the
spacer (51).
5. Lubricate and install a spacer (52) with the internal
bevel out, and o-ring (46).
6. Lubricate and install o-rings (48) on the spool (49).
Insert the spool with the nub facing out.
7. Lubricate the pin (59) and insert it into the guide
(58). Screw the guide with o-ring (57) into the
housing. Tighten it to 60–70 in-lbs (6.8–7.9 NSm).
8. Orient the gasket (30) to the holes on the air
cylinder (1). Screw the air valve assembly to the
cylinder with the screws (60) and lock-washers
(61). TIghten the screws evenly to 15–20 in-lbs
(1.7–2.2 NSm).
9. Screw the bushing (53) to the housing (50) with
the screw (54). Tighten the screw to 140–150
in-lbs (15.8–16.9 NSm).
10. Attach the handle (55) with the setscrew.
11. Attach the trigger (56) with the grease fittings (18).
12. Test that the trigger safety works properly.
Electric Switch
1. The switch, housing, and cable are not repairable.
Replace these parts as a complete assembly.
2. The switch, housing, and cable assembly are not
user serviceable and must be replaced as an
assembly.