Harbor Freight Tools 67708 - Manual (Page 14)

Page 14 For technical questions, please call 1-800-444-3353. SKU 67708
oil maintenance
Check the oil periodically for clarity.
Replace oil if it appears milky or if debris
is present, or every 6 months, or 100
hours of runtime, whichever comes first.
In harsh environments such as high heat
or high humidity, you will need to replace
the oil more frequently.
WarnInG: Risk of personal injury hazard.
Allow Air Compressor to cool before
changing the oil.
to drain the oil from the Pump crankcase
(39):
Place a container under the Drain Plug a.
(35).
Remove the Oil Breather Plug (37) to
b.
allow air flow into the Pump.
Remove the Drain Plug, allowing the oil
c.
to drain into the container.
When the oil is completely drained from
d.
the Pump, replace the Drain Plug.
Fill the Pump with new compressor oil
e.
to the FULL level on the Oil Sight Glass.
Replace and tighten the Oil Breather
f.
Plug.
Discard the old oil according to local,
g.
state and federal regulations.
draining moisture from the tank
The Drain Valve (66) is located under
the Tank (70). It must be accessed daily
to release all trapped air and moisture
from the Tank. This will eliminate
condensation which can cause tank
corrosion.
note: Do not open the Drain Valve so that
more than four threads are showing.
To empty the air and condensation:
Make sure the Power switch of the a.
compressor is off.
Place a collection pan under the Drain
b.
Valve.
Unthread the Drain Valve clockwise two
c.
or three turns ONLY.
When all the pressure and moisture is
d.
released, close the Drain Valve.
air Filter maintenance
Check the Air Filter weekly to see if it
needs replacement. If working in dirty
environments, you may need to replace
the filter more often. To replace the Air
Filter:
Unthread the Air Filter counterclockwise. a.
Replace with a new Air Filter. b.