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 .
