Belts. and. pulleys. will. be. hot. after.
operation.. Allow. them. to. cool. before.
handling.
A. small. amount. of. black. belt. dust. at.
the.bottom.of.the.belt.cover.is.normal.
during. the. life. of. the. machine,. and.
does. not. indicate. a. problem. with. the.
machine.or.belt.
Motor Pulley
Approximately
1
/
4
" Deflection
Cutterhead Pulley
Figure.44.
Checking belt deflection.
Figure.43.
Location of screws around
motor pulley.
-39-
Model W1876 (For Machines Mfd. Since 7/20)
SE
RV
IC
E
To ensure optimum power transmission from the motor to
the cutterhead, the belt must be in good condition (free
from cracks, fraying, and wear) and properly tensioned.
Item(s).Needed.
Qty
Replacement Belt (X1876040) ................................1
Hex Wrench 4mm ...............................................1
Replacing.Belt
1.
DISCONNECT MACHINE FROM POWER!
2.
Loosen (1) button head cap screw securing belt
cover, then remove cover.
3.
Loosen (3) button head cap screws around motor
pulley (see
Figure.43
). DO NOT remove screws!
4.
Lift motor pulley and remove belt.
5.
Install new belt over motor pulley first, then lift
motor pulley and install remaining portion of belt
over cutterhead pulley.
6.
Proceed to
Step.3
in
Tensioning.Belt.
below.
Tensioning.Belt
1.
DISCONNECT MACHINE FROM POWER!
2.
Perform
Steps.2
–
3
as instructed in
Replacing.Belt
.
3.
Press down on motor pulley to keep tension on belt,
and tighten (3) button head cap screws loosened
during
Step.3.
of
Replacing.Belt
.
4.
Press belt with moderate pressure in center to check
belt tension. Belt is correctly tensioned when there
is approximately
1
⁄
4
" deflection when pushed (see
Figure.44
).
— If there is greater than
1
⁄
4
" deflection when
checking belt tension, loosen (3) button head cap
screws around motor pulley, then repeat
Steps.3–4
until tension is correct.
5.
Install belt cover using (1) button head cap screw
removed in
Step.2.
of
.Replacing.Belt
.
Replacing/Tensioning.Belt
Содержание W1876
Страница 52: ......
