DIS185SSI4F AIR COMPRESSOR • OPERATION MANUAL — REV. #0 (12/19/16) — PAGE 25
CHECKING COMPRESSOR OIL
1. To check the compressor oil level, place the air
compressor on secure level ground with the engine
stopped.
2. Verify that the tubular sight gauge (Figure 12) indicates
the appropriate compressor oil level.
Figure 12. Checking Compressor Oil Level
3. Verify that the compressor oil level is maintained
between the
H
and
L
markings on the sight gauge
(clear plastic tube) as referenced in Figure 12A.
4. If the compressor oil level is low (Figure 12C), remove
the compressor oil fill plug (Figure 13) and fill to a safe
operating level (max) as indicated by the sight gauge
(Figure 12A).
COMPRESSOR
OIL SIGHT GAUGE
A B C
NOTICE
When adding compressor oil,
DO NOT
overfill
(Figure 12B).
INSPECTION/SETUP
Figure 13. Adding Oil (Oil Chamber)
CHECK OIL CHAMBER DRAINAGE
1. Place a drain pan/container underneath oil chamber
drain valve (street-side) as shown in Figure 14.
2. Open the oil chamber drain valve (Figure 14) slightly
and let contents flow (drain) until oil is visible. Once oil
is visible, close drain valve immediately.
Figure 14. Oil Chamber Drainage
OIL
CHAMBER
OIL
FILL PORT
OIL
PLUG
OIL
NOTICE
Sometimes, excessive amounts of water may
accumulate within the oil chamber. This water must
be removed from the oil chamber before the air
compressor can be placed into operation.
OIL CHAMBER
DRAIN VALVE
OFF
ON
CONTAINER
