
-62-
Model G0841 (Mfd. Since 06/18)
Proper pulley alignment is important for optimum
power transfer and belt life. Pulley alignment is
adjusted by slightly repositioning the motor on the
motor mounting plate.
Checking/Adjusting
Pulley Alignment
Figure 94. Pulleys correctly aligned.
Cutterhead
Pulley
Motor
Pulley
Alignment
To check and align pulleys on lower cutterhead:
1. DISCONNECT AND LOCK-OUT MACHINE
AT POWER SOURCE!
2. Open chain drive access door and remove
lower cutterhead belt cover.
3. Visually check alignment of both pulleys
to make sure they are aligned and V-belts
are straight up and down, as shown in
Figure 94).
Lower Cutterhead Pulley
4. Loosen jam nuts on motor stop hex bolts
(see
Figure 93).
5. Loosen rear motor stop hex bolts (see
Figure 93) 3–5 turns.
IMPORTANT: Turn motor stop hex bolts
same number of times.
6. With help from another person, slide upper
cutterhead motor towards rear of machine
until there is slack between V-belts and
pulleys.
7. Remove V-belts and replace them with a
matched set. Make sure ribs of V-belts belt
are seated in pulley grooves.
8. With help from another person, slide upper
cutterhead motor towards front of machine
until there is no slack between V-belts and
pulleys.
9. Tighten rear motor stop hex bolts same num-
ber of turns as loosened in
Step 5.
10. Tension V-belts. (Refer to Steps 3–9 of
Tensioning Upper Cutterhead V-Belts on
Page 60).
11. Once V-belts are properly tensioned, tighten
jam nuts to secure motor in position.
12. Re-install upper cutterhead belt cover.
Figure 93. Location of upper cutterhead motor
positioning hardware.
Rear
Front
Jam Nut
Jam Nuts
Motor Stop
Hex Bolts
Item(s) Needed:
Qty
Adjustable Wrench ............................................ 1
Wrench Open-Ends or Socket 14mm ................ 1
Hex Wrench 5mm .............................................. 1
checking adjusting pulley alignment
To reduce risk of shock or
accidental startup, always
disconnect and lock-out
machine from power before
adjustments, maintenance,
or service.
Содержание G0841
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