-30-
Model W1850 (For Machines Mfd. Since 06/17)
SE
RV
IC
E
Tensioning/Replacing.
V-Belt
1.
DISCONNECT MACHINE FROM POWER!
2.
Remove disc table, dust port, dust cover, and V-belt
safety cover (refer to
Assembly steps beginning on
Page 16).
1.
DISCONNECT MACHINE FROM POWER!
2.
Remove disc table, dust port, dust cover, and V-belt
safety cover (see
Assembly steps beginning
on
Page 16).
3..
Gently lay sander on its back, loosen two hex nuts
securing cast-iron disc guard, and remove disc guard
(see
Figure.36
).
4.
Roll old V-belt off pulleys and roll new one back on
(see
Figure
37
).
5..
Re-install disc guard, and re-adjust V-belt tension, as
described in subsection above.
6..
Re-install V-belt safety cover, dust cover, dust port,
and disc table.
3.
Gently lay sander on its back. Loosen (but do not
remove) two cap screws securing belt housing
assembly shown in
Figure
34
.
4.
Position belt housing assembly so there is about
1
⁄
4
"
V-belt deflection when moderate pressure is applied
to V-belt between pulleys (see
Figure.35
)—then fully
tighten cap screws to secure belt housing assembly
in place.
5..
Check V-belt tension and re-adjust if necessary.
6..
Re-install V-belt safety cover, dust cover, dust port,
and disc table.
Tools.Needed.
Qty
Hex Wrench 8mm ...............................................1
Open-End Wrench 13mm.......................................1
Phillips Screwdriver #2 .........................................1
Figure.37.
New V-belt installed.
Pulley
Deflection
Pulley
1
/
4
"
Figure.35.
Measuring V-belt deflection.
Figure.34.
Cap screws for belt housing.
Figure.36.
Location of cast-iron disc guard
hex nuts.
Cast-Iron
Disc Guard
Hex Nuts
To.adjust.V-belt.tension,.do.these.steps:
To.replace.V-belt,.do.these.steps: