6. Fully drain oil into container.Install drain plug and tighten
using adjustable wrench.Dispose of used oil properly.
7. Using oil funnel,slowly add recommended oil. Check oil
level frequently with dipstick to avoid overfilling pump
(see Figure 7).
8. When oil is at proper level,reinstall oil dipstick and wipe
up any spilled oil.
Cleaning Unit
To prolong compressor life,perform these steps weekly.If the
operating environment is particularly dirty,perform daily.
1. Push ON - OFF switch to OFF and unplug unit.
2. Use a soft cloth and a small brush for cleaning
accumulated dirt and debris from following locations:
• Oil fill and adjacent area on air pump housing
• Oil drain on air pump housing
• Instrument panel gauges,quick connect fittings, and
regulator
• Louvers on left hand end of motor shroud (when
viewed from rear of unit (see Figure 8).
• Cooling fins on top and sides of air compressor pump.
• Cooling fins on sides of air compressor pump,especially
between sides of pump,shroud and tanks on left side.
General Maintenance
Keep your air compressor clean and dry,by placing it in a
location far away from sources of contamination.Make sure
the unit is kept in a well-ventilated area.Protect hoses,
connectors,quick connects, and accessories from damage.
IMPORTANT:DO NOT use jets of water or flammable
liquids to clean unit.
Check / Clean Air Filter
Use the following steps to check and clean the compressor’s
internal air filter.
1. With air tank fully pressurized (ON - OFF switch in
ON position and motor stopped), push ON - OFF
switch to OFF position.Disconnect power cord from
outlet.
2. Use phillips screwdriver to remove screw holding air
filter cover and remove air filter cover (see Figure 9).
3. Remove air filter media.
IMPORTANT:DO NOT operate compressor with air filter
media removed.
4. If dirty,use compressed air to dislodge dirt from air filter
media.Also, blow debris out of air filter cover and
compressor filter housing (see Figure 9).
NOTE:DO NOT use liquid solvents to clean filter media.

MAINTENANCE

13
Figure 9 - Servicing Air Filter
Air Filter Media
Compressor
Filter Housing
Figure 8 - Cooling Fins
Shroud Louvers
• DO NOT touch compressor or tubing.
• Allow compressor to cool before servicing.
Operating air compressor and tubing are HOT
and can cause burns.
WARNING
• DO NOT direct air stream at self or others.
• Always wear ANSI Z87.1 approved safety glasses with side
shields.
Compressed air stream from hose or tank drain
can cause soft tissue damage to exposed skin and
can propel objects leading to severe injury
and / or property damage.
WARNING
Cooling Fins