General repair information, Warning – Graco Inc. 233940 User Manual
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General Repair Information
WARNING
MOVING PARTS HAZARD
To reduce risk of serious injury, do not
touch moving parts with fingers or tools
while testing repair. Shut off sprayer
when repairing. Install all covers, gas-
kets, screws and washers before operat-
ing sprayer.
1. Keep all screws, nuts, washers, gaskets, and
electrical fittings removed during repair proce-
dures. These parts are not normally provided with
replacement assemblies.
2. Test repair after problem is corrected.
3. If sprayer does not operate properly, review
repair procedure to verify procedure was done
correctly. If necessary, see Troubleshooting Guide,
page 6, for other possible solutions.
WARNING
HOT SURFACES HAZARD
EXPLOSION HAZARD
Hydraulic system and engine may be
very hot during operation and could burn
skin if touched.
Flammable materials spilled on hot
engine could cause fire or explosion.
Have belt guard in place during opera-
tion to reduce risk of pinching or loss of
fingers.
4. Install belt guard before operation of sprayer
and replace if damaged. Belt guard reduces risk of
pinching and loss of fingers; see preceding
WARNING.
Grounding
Ground sprayer with grounding clamp to earth ground for
safe sprayer operation. Fig. 1.
Fig. 1
06250
water pipe, steel
sign post, or metal
light pole
grounding
clamp
SAE O-Ring Installation
1. Unscrew lock nut to touch fitting.
2. Lubricate o-ring
3. Screw in fitting hand tight.
4. Unscrew fitting until oriented properly.
5. Tighten lock nut to indicated torque.
(Make sure washer is seated
properly without pinching o-ring).