NOTICE
Precaution regarding engine oil and filter replacement
►
Do not fill the oil filter with oil before installation. Unfiltered oil could cause contamination and
accelerated wear of engine parts.
► Be careful not to drop fluid in the vent cavities of the bell housing.
Figure 102: Engine oil filter
Pos. Name
1 Oil filter
1. Park the vehicle on level ground and turn the key in the ignition switch to the off position.
2. If not already done, open the panels to access the oil filter.
3. Open the cap on the oil filler neck of the engine. Install a recipient to collect the used oil under
the engine drain plug.
4. Open the drain plug and wait until all oil is drained.
5. Inspect the magnet of the drain plug for excessive wear material. The presence of metal debris
could indicate a major failure or premature wear. Clean the drain plug. Replace the O’ring on
the drain plug if required, reinstall the drain plug.
6. Remove the filter cartridge from the head.
7. Clean the sealing surface of the filter mounting head and apply clean engine oil on the seal of
the new oil filter.
8. Install new filter cartridge on the head. Tighten by hand.
9. Fill the engine with new oil. Check level with the oil dipstick. Do not overfill.
10. Start the engine and run it for a two minutes at low idle.
11. Turn off the engine and wait 10 minutes (for oil to settle). Check for leaks.
Checking the engine oil level
➽
See "Engine oil level" (p. 108)
Snow groomer BISON
Operating and Maintenance Manual
BISON 908930245 - 30367
11 - Maintenance
169 (255)
11.10.4
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