10
disassembly to make reassembly easier.
N O T E : Any service operations not included in this section should be
performed by authorized service personnel.
MAINTENANCE CHART
P r o c e d u r e
I Year or
D a y We e k M o n t h 200 Hrs.
Check pump oil level
X
Oil leak inspection
X
Drain condensation in air tank(s)
X
Check for unusual noise/vibration
X
Check for air leaks*
X
Inspect belt
X
Inspect air filter
X
P r o c e d u r e
I Year or
D a y We e k M o n t h 200 Hrs.
Clean exterior of compressor
X
Check safety relief valve
X
Check belt adjustment
X
Change pump oil **
X
E n g i n e
See engine owner’s manual.
* To check for air leaks apply a solution of soapy water around joints.
While compressor is pumping to pressure and after pressure cuts out,
look for air bubbles to form.
** The pump oil must be changed after the first 20 hours or operation.
T h e r e a f t e r, when using D
E
WA LT synthetic oil, change oil every 200
hours of operation or once a year, whichever comes first. In harsh
environments, maintenance must be performed on a more accelerated
s c h e d u l e .
COMPRESSOR PUMP OIL CHANGE
NOTE: Pump oil contains substances that are regulated and must be
disposed of in accordance with local, state and federal laws and
r e g u l a t i o n s .
WARNING : A f t e r c o o l e r, pump head, and
surrounding parts are very hot; do not touch. (see
the Hot Surfaces identified on page 2)
1 . Ensure unit is off .
2 . Allow the unit to cool.
3 . Locate a suitable container under drain plug
( O ) .
4 . Remove the knurled filler knob (N) from crankcase.
5 . Remove the oil drain plug.
6 . Allow ample time for all oil to drain out. (Tilting the compressor
towards the drain plug will assist in draining.)
7 . Install the oil drain plug.
8 . Fill pump with D
E
WA LT synthetic compressor oil. Oil should not
exceed top raised line on side of crackcase. (Oil will be even with
bottom of threads in crankcase fill port.)
9 . Install knurled filler knob.
CHECKING BELT TENSION
WARNING : A f t e r c o o l e r, pump head, and surrounding parts are
very hot; do not touch. (see the Hot Surfaces identified on page 2)
1 . Ensure unit is off and unplugged from wall.
2. Allow unit to cool down so pump can be touched.
3 . F O R K P U M P U N I T S
Remove six belt guard mounting fasteners (2 on the pump head
and 4 on the deck)
F O R G P U M P U N I T S
Remove seven belt guard mounting fasteners (2 on the pump head,
1 J-hook, and 4 on the deck)
4 . Remove guard.
5 . Place a 12" ruler perpendicular to belt and at the middle of the
longest span.
N
O
Gas Manual 10-5-01 2/10/03 2:31 PM Page 10
