Graco 3A2495C Manual De Usuario

Repair

Gun Barrel Removal

1. See

2. Disconnect the bottom ﬂuid tube nut (N).

Carefully separate the tube assembly (T) from

the bracket (7).

3. Loosen the two screws (6).

NOTICE

To avoid damaging the power supply (11),

pull the gun barrel straight away from the gun

handle. If necessary, gently move the gun

barrel from side to side to free it from the gun

handle.

4. Hold the gun handle (16) with one hand and pull

the barrel (1) straight off the handle.

NOTE: If the power supply remains in the barrel,

remove the alternator/power supply assembly from

the barrel.

Figure 27 Gun Barrel Removal

Gun Barrel Installation

1. Be sure the gasket (5*) and grounding spring

(37a) are in place. Make sure the gasket air

holes are aligned properly. Replace the gasket if

damaged.

2. Make sure the spring (11a) is in place on the

tip of the power supply (11). Liberally apply

dielectric grease (57) to the tip of the power

supply. Place the gun barrel (1) over the power

supply and onto the gun handle (16).

3. Tighten the two screws (6) oppositely and evenly

(about a half turn past snug). Do not over-tighten

the screws (6).

4. Make sure the ﬂuid ﬁlter (10) is in place in the

ﬂuid ﬁtting. Tighten the bottom nut (N) onto the

ﬁtting and torque to 140–150 in-lb (15.8–16.9

N•m). Make sure the top nut remains tight.

5. See

Figure 28 Gun Barrel Installation

3A2495C