Hitachi HYDRAMAX 309379 - Manual (Page 3)

3
309379
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.
CAUTION
To reduce risk of pressure control malfunction:
D Use needle nose pliers to disconnect wires. Never
pull on wire, pull on connector.
D Mate wire connectors properly. Center flat blade of
insulated male connector in female connector.
D Route wires carefully to avoid interference with
other connections of pressure control. Do not pinch
wires between cover and control box.
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 5, for other possible solutions.
WARNING
HOT SURFACES HAZARD
EXPLOSION HAZARD
Hydraulic reservoir 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 fan shroud in place during opera-
tion to reduce risk of burns, fire or explo-
sion.
4. Install fan shroud before operation of sprayer
and replace if damaged. Fan shroud directs cool-
ing air around reservoir to prevent overheating. It
can also reduce risk of burns, fire, explosion and
pinching; 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