MAINTENANCE AND SERVICING
Draining Hydraulic Oil
DANGER
Stop engine and remove key from ignition before
leaving operator's seat for any reason. A child or
even a pet could engage an idling machine.
NOTE:
Change hydraulic oil every 1500 hours or every 2 years.
1. Park windrower on level ground and lower header and
reel so that lift cylinders are fully retracted .
2. Stop the engine and remove the key.
3. Open the hood. Refer to 5.4.3 O pening Hood (Highest
Position), page 203.
4. Place a clean container (at least 14 U.S gallons
[50 liters]) under the drain at the bottom of the hydraulic
reservoir to collect the oil.
5. Remove drain plug (A) and allow oil t o drain.
6. Clean off any metal debris that m ay have accumulated
on magnetic plug. Wipe plug with a clean cloth.
Check O-ring condition. Look for cracking, breakage,
or de formation that may impede sealing a bility and
replace as required.
7. Install drain plug (A).
8. Fill hydraulic oil reservoir. Refer to Checking and Fillin g
Hydraulic Oil, page 288.
Figure 5.1
77: Hydraulic Oil Drain Plug
Changing Hydraulic Oil Filters
The c harge filter (A) and return filter (B) are located ju s t
inside the frame on the left side and are accessible from
under the windrower. Change as follows:
NOTE:
Change hydraulic oil filters after the first 50 hours of
operation, and every 500 hours thereafter. Filter (A) (MD
#112419) and filter (B) (MD #151975) can be obtained
from your Dealer.
Figure 5.178: Hydraulic Oil Filters
169890 290 Revision A
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