Maintenance - Ryobi BD4601G Operator's Manual

WARNING:
When servicing, use only identical replacement parts.
Use of any other parts may create a hazard or cause
product damage.
WARNING:
Always wear eye protection with side shields marked
to comply with ANSI Z87.1 during product operation. If
operation is dusty, also wear a dust mask.
WARNING:
Before performing any maintenance, make sure the tool
is unplugged from the power supply and the switch is in
the off ( O ) position. Failure to heed this warning could
result in serious personal injury.
GENERAL MAINTENANCE
Avoid using solvents when cleaning plastic parts. Most
plastics are susceptible to damage from various types of
commercial solvents and may be damaged by their use. Use
clean cloths to remove dirt, dust, oil, grease, etc.
WARNING:
Do not at any time let brake fluids, gasoline, petroleum-
based products, penetrating oils, etc., come in contact
with plastic parts. Chemicals can damage, weaken or
destroy plastic which may result in serious personal injury.
NOTE: ILLUSTRATIONS START ON PAGE 12
AFTER FRENCH AND SPANISH LANGUAGE SECTIONS.

MAINTENANCE

LUBRICATION
All of the bearings in this tool are lubricated with a sufficient
amount of high grade lubricant for the life of the unit under
normal operating conditions. Therefore, no further lubrica-
tion is required.
CHANGING DRIVE BELT
See Figure 22, page 17.
 Unplug the belt/disc sander.
 Using a phillips head screwdriver, remove the screw in the
center of the belt cover.
 Remove the cover.
 Loosen the three tension screws inside the pulley housing
then push the housing down to loosen the belt tension.
 Remove the old drive belt.
 Fit the new drive belt on the drive pulley first then on the
motor pulley.
 Test belt tension by squeezing the belt with your fingers.
 Push the pulley housing up to increase belt tension until
there is about 1/4 inch of give.
 Tighten the tension screws securely.
 Using a phillips head screwdriver, reinstall the pulley cover
and the screw. Tighten securely.
11 - English