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7.4 Power Pack Option–Maintenance
NOTE:
This procedure is for the Optional Power Pack.
Please refer to your tractor's maintenance
guide concerning hydraulic oil and filter service
instructions.
CAUTION!
Risk of burns to exposed skin.
Hydraulic oil becomes hot during
operation. Hoses, lines, and other
parts become hot as well. Wait for
the oil and components to cool
before starting any maintenance or
inspection work.
W028
7.4.1 Drain and replace oil
Change hydraulic oil every 100 hours or annually.
Make sure tractor engine is off and all controls are in neutral.
Allow the machine to cool before changing the oil. Hot oil can
cause burns if it contacts exposed skin. It is best to change
oil while the machine is warm to keep the contaminants in
suspension.
1.
Place a pan of suitable capacity under the hydraulic oil
reservoir drain. Reservoir holds 7.1 US gal (27 L).
2.
Remove the drain plug to drain the oil.
01302
Fig. 49 –
Oil reservoir drain plug
3.
Replace the drain plug and fill the reservoir with Dexron® III
ATF for all operating conditions. Dexron VI or Mercon
®
are
acceptable substitutes.
4.
Operate the machine for 1–2 minutes while operating
cylinder. Recheck oil level. Oil level should be approximately
1" (25 mm) from the top of the tank.
5.
Check for leaks at the drain.
Dispose of the old or any spilled oil in an approved manner.
7.4.2 Remove and clean the filter
R
emove and clean oil filter every 100 hours or annually.
The
filter is washable.
NOTE:
The tank does not have to be drained to clean the
filter.
1.
Remove the 3 screws from the oil filter cover on the top of
the reservoir.
2.
Remove the filter cover and pull out the hydraulic oil filter.
3.
Wash the filter screen with mineral spirits (Varsol™).
Inspect the filter mesh for any holes, perforation, rust, or
tears.
4.
Place the filter screen into the tank and secure the filter
cover.
01301
1
2
3
Fig. 50 –
Reservoir filler cap and filter
1. Filler Cap
2. Filter Cover
3. Filter
Service and Maintenance
WP245 / WP275
3-Point Hitch Firewood Processor
42