SWE90UF-2PB Operation & Maintenance Manual
4.3 OPERATING ENGINE
Daily inspection before operation
(1) Electric system
Check whether there are abraded or cracked wire and slack connector or not, and check
whether the light can be turned on or off normally.
(2) Boom, arm, bucket, dozer blade, sheet metal, track shoe
Check whether there are curving, damaged, and lost parts or not.
(3) Fastener
Check whether there are slack or lost parts or not.
(4) Fuel system
Drain the water and sediment in the fuel tank.
(5) Hydraulic system
Check the leakage, hose twist, the abrasion between pipes and hoses or other parts.
(6) Lubrication
Check the appointed lubrication points listed in the periodic
maintenance table.
(7) Protection device
Check backplate and mud fender.
(8) Safety
Keep all people away from machine, and remove barrier.
Inspection before starting engine
Place the machine on a horizontal ground, check the engine oil
level (stop engine, the engine oil will return to the tank bottom 15
minutes later)
The oil dipstick should be in the range of “MIN” and “MAX”
mark.
The methods of using and maintaining engine, please refer to
“Instruction Manual of Engine”.
Electrical device
Check all switches, all light indicators, safety warning devices, battery electrolyte
Air filter
When the indicator light on the meter flickers, which means that the inhaling
resistance reaches the maximum value, the filter element should
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