AIR N ARC
®
300 SERIES ALL-IN-ONE POWER SYSTEM
®
SECTION 6: MAINTENANCE
090010-OP_r0
PAGE - 73
1. With the machine off and the ignition key
removed, place a suitable receptacle under
the compressor drain tube [
A
] and remove
the drain cap [
B
].
2. After oil has completely drained, securely
replace the drain cap [
B
].
3. Replace the oil filter (see
Section 6.5.4
for
instructions on how to replace the
compressor oil filter element).
4. Replace the air/oil coalescer (see
Section
6.5.6
for instructions on how to replace the
spin-on air/oil coalescer filter).
5. Once the oil filter and air/oil coalescer have
been replaced, remove the compressor oil fill
cap/dipstick [
D
], and fill the compressor unit
to the service capacity level (two [2] quarts)
with Vanguard™ Premium Synthetic Oil.
6. Run the compressor momentarily, turn off,
and verify the level of compressor oil [
E
].
6.5.6 REPLACING THE SPIN-ON AIR/OIL
COALESCER
The air/oil coalescer element is a spin-on disposable
type. Consult
Figure 6-7
, and use the following
procedure to replace the coalescer element. Consult
Section 6.3, Maintenance Schedule Table
for routine
coalescer element change intervals.
1. With the machine off and the ignition key
removed, open the hood panel.
2. Locate the spin-on element situated on the
topside at the rear of the compressor unit.
3. Remove the old element by turning
counterclockwise using a strap wrench.
IMPORTANT
Only Use Vanguard Premium Synthetic
Oil.
TOOLS NEEDED
REPLACEMENT
PART(S)
Strap Wrench
Coalescer Replacement
Element No. 264154-109
Compressor Oil (to
coat seal)
Figure 6-7: Air/Oil Coalescer Element
NOTE
DO NOT overfill the compressor system;
stay within the recommended guidelines
as prescribed in
Section 3, Table 3B:
Specifications - Air Compressor
.
NOTE
For extreme weather conditions, refer to
Section 6.7
.
