Bush Hog RS2650B, Operator'S Manual, Page: 27 / 40

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a) Check starting circuit.
Parking brake must be engaged, PTO is disengaged and motion control levers must be out to the
parking brake position. The operator does not need to be in the seat to start the engine. Try to start
with operator in the seat, PTO is engaged, and motion control levers are in the parking brake position,
engine shouldn't start.
Try to start with operator in the seat, PTO is disengaged, and the left or right motion control lever out
of the parking brake position, engine shouldn't start.
b) Check run circuit.
Place the throttle in 1/3 position when the engine is in operation, take the left or right motion control
lever out of the parking brake position, PTO is disengaged, leave the seat (don’t leave the machine),
the engine should die.
Opposite, place the throttle in 1/3 position when the engine is in operation, the left or right motion
control lever is in the parking brake position, PTO is engaged, leave the seat (don’t leave the machine),
the engine should die.
NOTE: If machine does not pass each of these tests, do not operate. Contact your authorized
Service Dealer.
IMPORTANT
: It is essential that operator safety mechanisms be connected and in proper operating condition
prior to use for mowing.
5.1.7 Check for loose hardware.
Service Interval: Daily
a) Stop engine, wait for all moving parts to stop , and remove key.
b) Visually inspect machine for any loose hardware or any other possible problem. Tighten hardware or
correct the problem before operating.
5.1.8 Service air cleaner.
Service Interval: 50 hrs
More often under severe conditions.
See Engine manual for additional information.
a) Stop engine, wait for all moving parts to stop, and remove the key.
b) Loosen retaining clips and remove air cleaner compartment cover.
c) Remove paper element. Check the condition of the paper element.
Replace if dirty, bent, or damaged.
d) DO NOT wash or use pressurized air to clean paper element or inner element.
5.1.9 Change engine oil.
Service Interval: 100 hrs
NOTE: Change oil and filter after first five (5) hrs. of operation.
a) Stop engine, wait for all moving parts to stop, and remove key.
b) Drain oil when engine is warm to touch not hot from operation.
c) Oil drain valve is located on left hand side of the Briggs engine. Place pan under machine to catch oil
and open valve with wrench. Allow oil to drain then close valve.
Replace the oil filter
Every Other oil change. Clean around oil filter and unscrew filter to remove.
Before reinstalling new filter, apply a thin coating of oil on the surface of the rubber seal. Turn filter