Cleaning Of Cooler (Annually); For Heavy And Greasy Dust Particles - Hitachi NEXT Series Instruction Manual

Air-Cooled

Cleaning of Cooler (Annually)

9
Cooler duct plate (4)
Left intake
duct
Right intake
duct
9. MAINTENANCE [How to Service the Air Compressor]
Maintenance cover
Cooler duct
plate (5)
Maintenance cover
１ For light and non-greasy dust particle
① Remove the right side cover, the front cover and the
rear cover.
② Remove the right and left intake duct.
③ Remove the maintenance cover.
④ Use an air nozzle to blow the cooler surfaces.

For heavy and greasy dust particles

2
(detaching the cooler)
① Remove the enclosure panels.
② Drain the oil from the system.
③ Disconnect all the sensor wires from the cooler.
④ Disconnect all air / oil pipes at the joints.
⑤ Disconnect the discharge pipe.
⑥ Loosen and remove the cooler bolts.
For heavy and greasy dust particles
3
(cleaning the detached cooler):
① Use an air nozzle to blow the cooler surfaces.
② Soak the cooler in a detergent bath or spray
detergent onto the cooler. Use an air nozzle to blow
the cooler surfaces.
③ Generally, there are 3 kinds of dust and dirt particles.
・ Light dust particles
・ Heavy dust particles
・ Greasy dust particles
Contact the local HITACHI distributor/master
dealer or representative office for the detail.
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