3.6.29. Exchanging hydraulic oil and lter
Exchange oil before winter season starts
or following a long term shutdown of the
Machine. Clean the suction strainer at
the same time, refer to par. 3.6.30.
Fit the hose to the drain cock. Let oil drain into a prepared •
vessel - the total amount of oil is approximately 73 l (19.3
US gal).
Dismantle the cover.•
Dismantle suction hose.•
Dismantle cover with suction strainer. Dismantle the suction •
strainer from the suction pipe. Wash the suction strainer and
blow the strainer with pressure air from inside. Check the
condition of the suction strainer; replace the strainer in case
of damaged lter part. Check the inside of the tank. Care-
fully clean the bottom and ush it with new oil if there are
any impurities on the bottom. Reassemble and wipe the ”O”
ring with clean oil.
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