5-6
MAINTENANCE
Lubricant
Location Type
Air temperature
When to replace
-4 14 32 50 68 86 104°F
-20 -10 0 10 20 30 40°C
Engine oil pan
Diesel engine oil
API: CJ-4 class or
higher
Every 500 hrs.
after the initial
50 hrs.
Hydraulic oil
tank
Diesel engine oil
API: CD, CE or CF
class
Every 1000 hrs.
Engine cooling
system
Cooling water (water +
coolant)**
SAE: J814C or J1034
Every 1000 hrs.
Travel reduction
gear
Gear oil
API: GL-4
SAE 90
Every 500 hrs
after the initial
250 hrs*.
Working
equipment
Lithium based grease
EP-2
NLGI No.2
—
Daily or every
10 hrs.
Levers When required
SERVICE DATA
Mixture of 50% coolant
SAE 10W-30
SAE 10W-30
* : If the ratio of traveling time to total operating time is high, replace the gear oil earlier than
the specified time.
** : For water, use tap water (soft). Do not use well or river water. When the ambient
temperature drops below 0°C (32°F), add coolant (antifreeze). Follow the coolant
manufacturer’s instructions to determine the mixture ratio.
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