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2015 DOOSAN G20SC-5 Pneumatic Forklift 250 Hours/ Monthly

The 2015 DOOSAN G20SC-5 Pneumatic Forklift 250 Hours/ Monthly preventive maintenance form contributes to a safer working environment and prevent costly lift truck repairs. Maximize your forklifts capabilities by consistently performing maintenance.
MaintainX
04/26/2021

2015 DOOSAN G20SC-5 Pneumatic Forklift 250 Hours/ Monthly

The 2015 DOOSAN G20SC-5 Pneumatic Forklift 250 Hours/ Monthly preventive maintenance form contributes to a safer working environment and prevent costly lift truck repairs. Maximize your forklifts capabilities by consistently performing maintenance.

    You must read and understand the warnings and instructions contained in the Safety section of this manual, before performing any operation or maintenance procedures.

    Hydraulic Return Filter – Change

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

    Park the lift truck level with the forks lowered, park- ing brake engaged, transmission in NEUTRAL and the engine stopped.

    Engine Valve Lash (Diesel Engine Only) - Check, Adjust

    NOTICE : The valve clearances are to be adjusted at the times of the following situations.

    WARNING:To prevent possible injury when adjusting diesel engines, do not use the starter motor to turn the flywheel.

    Hot engine components can cause burns. Allow additional time for the engine to cool before measuring valve clearance.

    NOTICE: Measure the valve lash with the engine stopped. To obtain an accurate measurement, allow at least 20 minutes for the engine cylinder head and block to cool.

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    NOTE : In case of Gasoline or LPG engine, no valve adjustment is necessary.

    You must read and understand the warnings and instructions contained in the Safety section of this manual, before performing any operation or maintenance procedures.

    Air Intake System - Check, Clean

    Servicing Filter Element

    NOTICE: Never service filter with the engine running.

    Service the air cleaner when the red target in the service indicator stays locked in the visible position with the engine stopped.

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    Cleaning Primary Filter Elements

    WARNING: Pressure air can cause personal injury. When using pressure air for cleaning, wear a protective face shield, protective clothing and protective shoes. The maximum air pressure must be below 205 kPa (30 psi) for cleaning purposes.

    NOTICE: Do not clean the elements by bumping or tap- ping them. Inspect filter elements after cleaning. Do not use a filter with damaged pleats, gaskets or seals.

    When cleaning with pressure air, use 205 kPa (30 psi) maximum pressure to prevent filter element damage. When cleaning with pressure water, use 280 kPa (40 psi) maximum pressure to prevent fil- ter element damage.

    Air-205 kPa (30 psi) Maximum Pressure

    Checking Element

    Hydraulic Oil Level - Check

    WARNING: At operating temperature, the hydraulic tank is hot and under pressure. Hot oil can cause burns. Remove the fill cap only when the engine is stopped, and the cap is cool enough to touch with your bare hand. Remove the fill cap slowly to relieve p

    Park the lift truck on a level surface, with the forks

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    Drive Axle Oil Level - Check

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    Mast, Carriage, Lift Chains & Attachments - Inspect, Lubricate

    NOTICE : Lubricate chains more frequently than normal in applications where the lift truck is operating in a atmosphere which could cause corrosion of components or when lift truck must work in rapid lift cycles.

    Steering Mechanism - Check, Lubricate

    Battery Terminal - Clean, Inspect

    WARNING: Batteries give off flammable fumes that can explode. Do not smoke when observing the battery elec- trolyte levels.

    Electrolyte is an acid and can cause personal injury if it contacts skin or eyes. Always wear protective glasses when working with batteries.

    Brake Oil Level - Check

    The brake reservoir is located on the left side of the steering column.

    Engine Oil & Filter - Change

    Diesel Engine Crankcase

    See topic, “Engine Oil & Filter (Diesel Engine Only) - Change” in “First 50 - 100 Service Hours”

    Gasoline, LP-Gas Engine Crankcase

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

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    PCV Valve System - Inspect, Clean

    G420F(E) Gasoline, LP-GAS and Dual Fuel Engine

    Wheel Bolts & Nuts - Inspect

    Inspect Tightness

    Steer Wheels

    Drive Wheels

    Fuel Filter (Diesel Engine Only) - Change

    Diesel Engine (V2403)

    Park lift truck with the forks lowered, parking brake applied, transmission in neutral, engine stopped and cool.

    WARNING: Fuel leaked or spilled onto hot surfaces or elec- trical components can cause a fire. Turn the disconnect switch OFF if fitted or dis- connect the battery when changing fuel filters.

    NOTICE: Do not fill fuel filters with fuel before installing them. Contaminated fuel will cause accelerated wear to fuel system parts.

Source: Doosan

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