Maintenance; Timing Belt Replacement; Switch Replacement - Craftsman 315.117131 Owner's Manual

MAINTENANCE
TIMING BELT REPLACEMENT
DISCONNECT SANDER FROM POWER SUPPLY
BEFORE SERVICING
WHEN REPLACING TIMING BELT. USE REPLACE,
MENT BELT NUMBER 989368.,000 ONLY See Key
Number 5 on Parts Mst, Page 11
1 Remove sanding belt from sander See installing
and adjusting sanding belt, Page 5. NOTE:
REMOVING THE SANDING BELT WILL
SIMPLIFY THE PROCESS OF INSTALLING
YOUR NEW TIMING BELT,
2 Remove the two belt cover screws, Then remove
the belt cover See Key Numbers ! and 2 on ex-
ploded view and parts list, pages !0 and 11,
3 Force old be{t from small puttey with a
screwdriver and remove it from large pulley If it
is worn out, simply cut the old belt and remove it
4 Install new belt over large pulley first See
Figure 10
5 Holding the belt as shown in Figure 1t, press the
belt onto the smelt pulley, NOTE: TO SIMPLIFY
THE PROCESS, TURN THE LARGE PULLEY AS
YOU PRESS THE BELT ONTO THE SMALL
PULLEY,
6 Reassemble belt cover and screws
_NEVER ATTEMPT TO OPERATE
YOUR SANDER WITHOUT BELT COVER tN
PLACE
SWITCH REPLACEMENT
DISCONNECT THE SANDER FROM POWER SUPP.
LY WHILE REPLACING PARTS OR MAKING AD.,
JUSTMENTS,
t Remove the handle cover and screws. NOTETHE
LOCATIONS OF ALL WIRING IN THE HANDLE
AND HOW EACH CONNECTION IS MADE TO
THE SWITCH, Connections and wiring position
must be identical when installing the new
switch See Figure I2
Lift the switch away from the handle, then
release the leads to the switch by inserting a
!/32" diameter pin or nail into each switch lead
receptacle See Figure 13
3 Make the lead connections to the new swilch by
pushing each lead as far as possible into the
switch lead receptacles Pull on leads to check
lead connections with lead receptacles
4 Arrange the wiring in the handle so that it will not
be pinched or contact screws when the handle
cover and screws are replaced, then position the
switch in place: See Figure 12
5,, Place the cord and bend relief in their correct
locations See Figure I2
6, Replace handle cover and screws
7, Tighten all screws securely
Page
SMALL PULLEY
TIMING BELT
BELT COVER
BELT COVER ==_ 10
SCREWS
APPLY PRESSURE
HERE AND TURN LARGE PULLEY
BEND RELIEF
SCREWS
HANDLE_OVER
1/32" DIAMETER
NAIL OR PIN
Fig 12