Grizzly G0841, Руководство пользователя, Страница: 62 / 84

-60-
Model G0841 (Mfd. Since 06/18)
To tension upper cutterhead V-belts:
1. DISCONNECT AND LOCK-OUT MACHINE
AT POWER SOURCE!
2. Remove upper cutterhead belt cover
(see
Figure 87).
Tensioning Upper Cutterhead V-Belts
3. Check belt tension: Each belt is correctly
tensioned when there is approximately
3
⁄
8
"
deflection when it is pushed with moder-
ate pressure, as shown in
Figure 86 on
Page 59.
— If there is approximately
3
⁄
8
" deflection
when V-belts are pushed with moderate
pressure, V-belts are properly tensioned
and no adjustment is necessary. Proceed
to
Step 5.
— If there is not approximately
3
⁄
8
" deflec-
tion when V-belts are pushed with
moderate pressure, V-belts are not
properly tensioned. Proceed to
Step 4.
4. Loosen hex nuts on hex bolts that secure
motor to mounting plate (see Figure 88).
Item(s) Needed: Qty
Wrench Open-Ends 14mm ................................ 2
Wrench Open-Ends or Socket 17mm ................ 2
Wrench Open-Ends or Socket 19mm................ 1
Figure 87. Location of upper cutterhead V-belts.
5. Loosen jam nuts on motor stop hex bolts
(see
Figure 89).
Figure 88. Location of upper cutterhead motor
mounting hardware.
6. Loosen front motor stop hex bolt 1–2 turns,
and then tighten rear motor stop hex bolts
1–2 turns.
IMPORTANT: Turn all motor stop hex bolts
same number of times.
7. Re-check belt tension (refer to Step 3).
8. Repeat Steps 6–7 as needed until proper
belt tension is achieved.
9. Once V-belts are properly tensioned, tighten
jam nuts and hex nuts to secure motor in
position.
10. Replace upper cutterhead belt cover.
Figure 89. Location of upper cutterhead motor
positioning hardware.
Rear
Front
Jam Nut
Jam Nuts
Motor Stop
Hex Bolts
Mounting
Plate
Rear Front
Hex Nuts Hex Nuts
V-belts
tensioning upper cutterhead v-belts