Hitachi 120-3 class User Manual

MAINTENANCE
7-61
4
Clean Radiator, Oil Cooler Core and Inter Cooler
Outside --- every 500 hours
Inside --- once a year
5
Clean Oil Cooler, Radiator and Inter Cooler Front
Screen
--- every 500 hours
6
Clean Air Conditioner Condenser
--- every 500 hours
7
Clean Fuel Oil Cooler
--- every 500 hours
8
Clean Air Conditioner Front Screen
(Opt.) --- every 500 hours
CAUTION: Use reduced compressed air pressure (Less
than 0.2 MPa, 2 kgf/cm
2
) for cleaning purposes. Clear
the area of bystanders, guard against flying chips,
and wear personal protection equipment including
eye protection.
IMPORTANT: When operating the machine in a dusty envi-
ronment, check the screen every day for dirt
and clogging. If clogged, remove, clean and
reinstall the screen.
1. Open the radiator access door and hood.
2. Clean the air conditioner condenser.
3. Remove the oil cooler front screen and clean it.
4. Clean both the radiator and oil cooler using compressed
air (Less than 0.2 MPa, 2 kgf/cm
2
) or water.
M1U1-07-016
M1U1-07-083
ZX200-3, 270-3 , 330-3 Class
ZX180-3 Class
ZX120-3 Class
M1U1-07-109
Oil Cooler
Inter Cooler
Radiator
Oil Cooler
Inter Cooler
Radiator
Fuel Oil
Cooler
Air Conditioner
Condenser
Oil Cooler
Inter Cooler
Radiator
Fuel Oil
Cooler
Air Conditioner
Condenser
Fuel Oil
Cooler
Air Conditioner
Condenser

Hitachi 120-3 class Specifications

General

Brand	Hitachi
Model	120-3 class
Category	Excavators
Language	English