English
Fig. 13
NOTE: Replace the fi lter element when it becomes dirty.
2.
Draining tank
Drain tank daily or after 4 hours of use. Open drain cock
and tilt compressor to empty accumulated water (Refer
to Fig. 12).
3.
Oil change-oil topping off
CAUTION: Overfi lling with oil will cause premature
compressor failure. Do not overfi ll.
4.
Maintenance chart:
PROCEDURE
Check pump oil level
Oil leak inspection
Drain condensation in air tank(s)
Inspect guards/covers
Check for unusual noise/vibration
Check for air leaks
Clean exterior of compressor
Inspect air intake fi lter
Check safety valve
Change pump oil
Replace fi lter
Drain the fuel tank and carburetor when the compressor is not in use more than 30 days.
As regards the engine, follow instructions in the engine manual.
SERVICE AND REPAIRS
All quality compressors will eventually require servicing or replacement of parts because of wear and tear from normal use. To
assure that only authorized genuine replacement parts will be used, all service and repairs must be performed by a HITACHI
AUTHORIZED SERVICE CENTER, only.
NOTE: Specifi cations are subject to change without any obligation on the part of the HITACHI.
Filter element
Air intake fi lter
MAINTENANCE CHART
AFTER USE
×
— 12 —
(1) Within the fi rst 50 hours of operation, completely replace
the oil of the pumping element. Unfasten the pump oil
cock on the crankcase, drain all the oil, and screw the
cock back on (Refer to Fig. 1 and to Fig. 14).
Fig. 14
Pour oil into the hole of the crankcase to the level
indicated on the oil sight glass (Refer to Fig. 8).
For oil replacement, follow the oil type chart (refer to
page 8).
(2) Check the oil level of the pumping element daily.
(3) Change the oil every 200 working hours or every 3
months
DAILY
WEEKLY
×
×
×
×
×
×
×
Pump oil cock
200 HOURS
×
×
×
×