12
CAUTION: DISCONNECT TOOL FROM POWER SOURCE.
1. Place sander on a level surface.
2. Remove the lower oil plug from the right side of the sander.
3. Ensure that the oil is level with the bottom of this hole.
4. If oil is required, remove upper oil plug and add a small amount of
PORTER-CABLE SPECIAL OIL #803442 (S.A.E. 90 Gear Oil).
5. Repeat steps two through five until oil level is correct. Let any
surplus oil run out before replacing plugs.
MODEL 504 – CHECKING THE OIL IN THE GEAR CHAMBER:
CAUTION: DISCONNECT TOOL FROM POWER SOURCE.
1. Place sander on a level surface
2. Remove oil plug from right side of sander.
3. Ensure that oil is level with bottom of hole.
4. If oil is required, remove oil fill plug from rear of housing (near trigger
switch) and add a small amount of PORTER-CABLE SPECIAL OIL
#803442 (S.A.E. 90 Gear Oil).
5. Repeat steps two through five until oil level is correct. Let any surplus
oil run out before replacing plugs.
ALL MODELS
Lubricate chain case every six
months, or at least once a month if
sander is in constant use, as
follows:
CAUTION: DISCONNECT TOOL
FROM POWER SOURCE.
1. Lay machine on its right side
and remove cover as shown in Fig.
8.
2. Clean and repack chain case,
to about one-half its capacity with PORTER-CABLE SPECIAL GREASE
#874809. Do not over fill.
Fig. 8
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