Sumitomo SH300-5 Hydraulic Excavator Service Repair Manual WLSM3005-00W - PDF DOWNLAOD

Page 20

Precautions for Use After finishing maintenance work

[4] Operate each component and make sure that there are no abnormalities.

TE RN

Inspection and maintenance during cold seasons

AL

(When working together, decide on and use signals.) [1] After maintenance, make sure that at low idle there is no oil or water leakage from where the maintenance work was done (for approximately 5 minutes). [2] Operate each component slowly, and make sure that they work correctly. [3] Then, increase the engine revolutions and make sure there is no water or oil leakage.

[1] Use fuel and lubricating oils and greases appropriate for the temperature conditions. [2] Check the battery charging rates. [3] Use anti-freeze (long-life coolant).

IN

[4] Remove mud and water attached to the vehicle body. Wipe off water drops on the cylinder rods.

When used under extremely hot conditions

CO US N F E ID O E F N TS TI M AL GL : F O OR BA T L H

[1] Check/maintain cooling water and radiators. [2] Check and adjust the fan belt tension.

E

Inspection and maintenance when the machine is used under special situations

When used in a rocky place

Pay special attention to breakage of the suspension, loose bolts and nuts, cracks, and wear. Loosen the tension of the shoes by a small amount.

When used by the ocean

Wash salt off especially carefully. Take special care of electronic equipment, hydraulic cylinders and suspension to prevent corrosion.

When used at sites full of dust and sand

[1] Check the elements of air cleaners more often, and clean or change the elements and dust cups regardless of replacement intervals. [2] Tighten caps fully to prevent dust and sand from entering the hydraulic oil tank.

When used in marshes or on soft ground

Lubricate and grease the parts earlier than usual. Daily grease any pins which have been submerged in muddy water. In addition, check and clean the suspension.

MSM-17-04-001EN

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