Yazoo/Kees ZPKW5426 manual Hydraulic Drive, Fluid Change, Lubrication

LUBRICATION

Hydraulic Drive

Fluid Change

The hydraulic drive is designed with an external filter for ease of maintenance. To ensure constant fluid quality levels and longer life, an oil filter change interval of every 500 hours is recommended.

The following procedure can be performed with the pump installed in the vehicle, and the vehicle on level ground.

1.Lock the vehicle parking brake.

2.Place an oil drain pan with a 2 gallon capacity beneath the oil reservoir. Remove the drain port and drain oil. Remove the oil filter from the pump.

Drain old oil filters of all free-flowing oil prior to disposal. Place used oil in appropriate containers and dispose of it in accordance with laws in your area.

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3

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8065-036

1.Pump filter

2.Oil reservoir

3.Drain port

Changing the hydraulic pump oil and filter

3.After the oil has drained, wipe the filter base surface off and apply a film of new oil to the gasket of the new replacement filter.

4.Prefill the oil filter with new oil and install the new filter by hand. Turn ¾ to one full turn after the filter gasket contacts the filter base surface.

5.Fill reservoir with synthetic 15W 50 oil to the level of the lower hole in the fill tube. DO NOT fill above the level of the upper hole. After purging, check levels and add oil if necessary.

6.Reinstall the reservoir cap by hand. Do not overtighten.

7.Proceed to the purge procedure.

Do not fill above
this level	Minimum fill level

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