Clean Radiator Core - Hitachi EX27U Operator's Manual

Clean Radiator
--- every 500 hours
CAUTION: Always wear safety glasses or gog-
gles when using compressed air to clean radiator
core.
IMPORTANT: (1) Cover air cleaner inlet opening to
prevent entry of dust and water
while cleaning the radiator.
(2) High-pressure air or water can dam-
age radiator fins. When cleaning the
radiator with high-pressure air or
water, keep the nozzle 500 mm (19.7
in) or more away from the core face.
To maintain the cooling capacity of the radiator, clean the
radiator with compressed air (less than 0.2 MPa, 2
2
kgf/cm ) or water when dust and dirt become stuck on it.
Clean the oil cooler with compressed air or water when
cleaning the radiator.
MAINTENANCE
7-49