Doosan Forklift D25S-9

WARNING! Personal injury can be caused by sudden movement of the mast and carriage. Keep hands and feet clear of any parts that can move.

Lift the carriage and the mast high enough for getting tension on lift chains

Check the chains, and make sure the tension is the same

Sign off on the lift chain tension check

CAUTION! The engine oil in a new engine becomes contaminated from the initial break-in of internal parts. It is very important that the initial oil and filter change is performed as scheduled

NOTE! The oil drain plug may be in another location if an optional oil pan is used

Check that the engine is at level position

Start and warm up the engine to operating temperature

Stop the engine and wait for 5~10 minutes

Pull out the oil level gauge (dip stick) upward

Wipe the scale of the oil level gauge with a clean cloth

Insert the oil level gauge into the coil level check hole

Pull out the oil level gauge again to check the oil level

Press horn button, to determine if horn is operational

Check and replace all defective gauges

Check all lights such as warning, directional, backup, driving and flood lights for correct operation

Sign off on the horn and lights check

Forks should be inspected, at a minimum, every 12 months

If the truck is being used in a multi-shift or heavy duty operation, they should be checked every six months

Inspect the forks carefully for cracks

Special attention should be given to the heel section, all weld areas and mounting brackets

Inspect the top and bottom hooks on forks used on hook type carriages and tubes on shaft mounted forks

Forks with cracks should be removed from service

Wet Test magnetic particle inspection is generally preferred due to its sensitivity and the ease of interpreting the results

Portable equipment is usually recommended so it can be moved to the lift truck

Inspectors should be trained and qualified in accordance with The American Society for Non Destructive Testing, Level II Qualifications

WARNING! Hot oil and components can cause personal injury. Do not allow hot oil or components to contact skin

Remove the crankcase drain plug and allow oil to drain into a suitable container

Raise the hood and seat assembly

Remove and discard oil filter element

Wipe sealing surface of oil filter element mounting base

Make sure the entire old gasket is removed

Before installing a new filter element, apply a small amount of clean engine oil to the filter element gasket