Hitachi ZAXIS 30U-5N User Manual

MAINTENANCE
7-61
F. Air Cleaner
Clean Air Cleaner Outer Element
--- every 250 hours or when the air filter restriction
alarm (5) comes ON
Replace Air Cleaner Outer and Inner Elements
--- after cleaning six times or after one year
Replace Air Cleaner Inner Element (Optional)
--- when outer element is replaced
1. Parkthemachinefollowingthesameproceduresas
describedonpage7-6forpreparationforinspectionand
maintenance.
2. Loosenclamps(2)(2used)(ZX60USB-5N:3used)to
removecover(3).
3. Removeouterelement(1).
4. Tapouterelement(1)withthepalmofyourhand,NOT
ONAHARDSURFACE.
d
CAUTION: Use reduced compressed air pressure.
(Less than 0.69 MPa, 7 kgf/cm
2
). Clear area of
bystanders, guard against flying chips, and wear
personal protection equipment including goggles or
safety glasses.
IMPORTANT: To clean element (1), avoid giving shocks or
striking element (1) with other objects.
5. Clean outer element (1) by blowing compressed air
[lessthan0.69MPa(7kgf/cm
2
)] outward from the inside
ofthefilterelement.Aftercleaning,besuretocheck
element (1) for any damage. If any damage is found,
replace the element with a new one.
6. Incaseairfilterrestrictionalarm(5)lightssoonafter
cleaning outer element (1) even if the cleaning times are
lessthan6times,replacebothouterandinnerelements
with new ones.
1
4 2
2
3
2
3
4
4
ZX30U-5N,35U-5N
ZX50U-5N,60USB-5N
M555-07-023
MADB-07-003
MADB-07-026
5
MADH-07-012

Hitachi ZAXIS 30U-5N Specifications

General

Brand	Hitachi
Model	ZAXIS 30U-5N
Category	Excavators
Language	English