Kit Parts And Installation; Installing The Pro 5500Hc Conversion Kit - Graco 236685 Instructions And Parts List

Part No. 237300
PRO 5500hc Conversion Kit; To convert the PRO
5500sct spray gun to the PRO 5500hc spray gun;
Includes items 201–204
Ref.
No. Part No. Description
201 237297 COILED TUBE ASSY.
202 112644 NUT; nylon; for 1/4" O.D. tube
203 111285 FERRULE; nylon
204 111286 FERRULE; nylon
Fig. 34

Installing the PRO 5500hc Conversion Kit

WARNING
PRESSURIZED EQUIPMENT
To reduce the risk of a serious injury,
follow the Pressure Relief Procedure
on page 16 when you stop spraying,
before servicing the gun, and whenever you are
instructed to relieve the pressure.
1. Flush the gun with a compatible solvent.
2. Relieve the system pressure.
3. Prepare the gun for service as instructed on page
28.
4. Remove the PRO 5500sc gun's fluid tube, fittings,
o-rings, and spacer (B). See Fig. 35.
5. Clean the barrel fluid inlet (A) with compatible sol-
vent. Inspect the barrel fluid inlet for damage and
replace if needed.
6. Slide the coils of the tube assembly (201) over the
front of the gun barrel, until it is past the barrel fluid
inlet (A). See Fig. 36 and 37.
42 308442

Kit Parts and Installation

201
202
203
204
03933A
7. Position the coiled tube assembly so its threaded
inlet fitting (C) is aligned with the barrel fluid inlet
(A), then tighten the fitting into the inlet as shown
in Fig. 37.
8. Slide the nylon nut (202) and ferrules (203 & 204)
Qty. onto the coiled tube assembly (201). See Fig. 34.
9. Install the coiled tube assembly (201) into the fluid
1
fitting and tighten the nut (202). See Fig. 37. Make
1
sure the entire tube is clear of the actuator arm (D)
1
to avoid having the tube rub against it during op-
1
eration.
10. Install the gun onto the manifold as instructed on
page 37.
Fig. 35
201
Fig. 36
A
Fig. 37
A B
C
D 201
03934
03935A
202
03904A