Hitachi HYDRAMAX 309379 - Manual (Page 8)

309379
8
Fan Belt
Removal
1. Fig. 3. Remove two screws (141) and slide shroud
(23) up and off of sprayer.
2. Loosen four fasteners on underside of engine (1).
3. Loosen belt tension adjustment screw.
4. Slide engine to left (rear view) to remove tension
on belt.
5. Remove belt (6).
Installation
1. Thread new belt around bottom drive pulley, and
install on fan pulley.
a. lightly snug four engine fasteners.
b. Loosen jam nut on belt tension adjustment
screw and slowly tighten screw. (This adjusts
belt tension.) Tighten jam nut after belt is
properly adjusted.
2. Adjust belt tension to be able to twist belt
about 45
_.
3. Align engine flush to front of alignment lip. Tighten
four fasteners at base of engine.
4. Install fan shroud (23) with two screws (141).
95
23
6
141
Fig. 3
1
View A – A
A
A
Engine
Alignment
Flange
Belt Tension
Adjustment Screw
ti1475a
45
_
Twist