72
4.2.7 COOLING SYSTEM
Parts name
Qty
Interval (hours)
8
50
100
250
500
1000 2000
1. Check cooling water level
1
△
2. Check and adjust fan belt
tension
1
※
1
△
3. Replace cooling water
10L
△
4. Clean radiator
and hydraulic oil
cooler core
interior
1
△※
3
exterior
1
When replace cooling water
Fill soft and pure tap water or bottled water.
Antifreeze:
If the air temperature is below 0
℃(32℉ ), add antifreeze and soft water to the cooling system.
In general, the ratio of antifreeze should be between 30% and 60%.
If the ratio is less than 30%, the cooling system will be rusted; if the ratio is more than 60%,
the engine will be overheated. Use 50% water and 50% glycol antifreeze, the engine can
operate at the -37
℃
perennial
ly.
Only maintain in the first inspection.
When the machine is delivered, 30% of antifreezing fluid has been filled in the
cooling system.
Operate the machine at dusty areas, maintenance interval should be shortened.
Antifreeze is poisonous, if ingested, will cause serious injury or
death. In case of drinking it by accident, you should lead vomiting
and go to hospital at once.
Ensure storing the antifreeze with container, which has been sealed
with cover or has obvious mark, the antifreeze should be stored at
the place that children can’t get.
If the antifreeze splashes into eyes by accident, wash eyes 10 to 15
minutes with water, and then go to hospital at once.
Obey all the regulations when store or throw away antifreeze.
Summary of Contents for SWE20F 2019
Page 101: ...99 8 ATTACHMENT 8 1 20FNELECTRIC DRAWING...
Page 102: ...100 8 2 20FHYDRAULIC DRAWING...
