SWDM40 OPERATION & MAINTENANCE MANUAL
Check key bar of Kelly for open welding and crack.
Check servo-frame slewing bearing for lubricating grease.
Check cooling liquid level and engine oil level.
Check fuel oil-water separator for water and sediment, and drain out that.
Check intake pipe for abrasion, pipe damage and loosened clamp.
Check cooling fan for crack, bend and rivet looseness.
Check crankshaft breathing pipe for dust, scrap or ice (especially in cold days).
8.13.4 Maintenance for a Long-term Storage
When stored for a long time, following procedures for the machine maintenance should be
observed:
Drain out coolant in cold days.（Skip this step if antifreeze is filled.）
Clean off the surface of the machine, such as mud, dust and oil.
Do an inspection before storage.
Drain out oil in the tank to avoid oil deterioration.
Remove the battery by disconnecting cathode and anode successively.
Cover muffler, air filter and electrical parts with PCV film to prevent water or dust.
Store the machine in a ventilated place to avoid moisture.
Charge the battery once every month.
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