7
Stationary Single Stage Vertical Air Compressors
Maintenance (Continued)
6. Check belt for signs of excessive
wear. If belt shows signs of wear,
replace it. Check belt for proper
tension / alignment. To adjust belt:
a. Remove belt guard.
b. Remove belt.
c. Loosen the four fasteners holding
the motor to the baseplate.
d. Shift the motor in the proper
direction. Tighten the four
fasteners holding motor to
baseplate. The belt must
be properly aligned when
adjustment is made.
e. To align belt, lay a straightedge
against the face of the flywheel
touching the rim at two places
(See Figure 14).
f. Adjust flywheel or motor pulley
so that the belt runs parallel to
the straightedge (See Figure 14).
g. If necessary, use a gear puller to
move the pulley on the motor
shaft. Tighten setscrew after
pulley is positioned.
h. Reattach belt.
i. Reattach belt guard.
MAINTENANCE SCHEDULE
OPERATION DAILY WEEKLY MONTHLY 3 MONTHS
CHECK OIL LEVEL
l
DRAIN TANK
l
CHECK AIR FILTER
l
CHECK SAFETY VALVE
l
CLEAN UNIT
l
CHECK BELT TIGHTNESS
l
CHANGE OIL
l
Figure 14
Touch Rim In
Two Places
Straight Edge
Parallel With Belt
7. Change oil.
a. Allow compressor to run and
warm up oil. Unplug unit.
b. Position a pan under pump end of
unit.
c. Remove oil drain plug (See
Figures 8 and 9). Allow oil to
collect in pan.
d. Replace drain plug, fill pump to
full level (See Figures 8 and 9).
Use Mobil 1 10W-30 synthetic
motor oil.
TECHNICAL SERVICE
For information regarding the
operation or repair of this product,
please call 1-800-543-6400.
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