Briggs & Stratton 7800886, BTXPV22725E, 7800887 Maintenance, Change Engine Oil Service Air Filter

Maintenance

Change Engine Oil			Service Air Filter
!	WARNING	!		!	WARNING		!
DO NOT attempt any maintenance, adjustments or service			Never start or run the engine with the air cleaner assembly
with engine and blade running. STOP engine and blade.			(if equipped) or the air filter (if equipped) removed.
Remove starter insert. Disconnect spark plug wire and
secure away from spark plug. Engine and components are			NOTE: Do not use pressurized air or solvents to clean
HOT. Avoid serious burns, allow sufficient time for all com-			the filter. Pressurized air can damage the filter and sol-
ponents to cool.
			vents will dissolve the filter.
1. Drain the fuel tank completely.
			1. Loosen the fastener (A, Figure 16) that holds the
2. Remove the dipstick (A, Figure 15), then turn the
				cover (B).
mower on its side. Allow the oil to drain from the oil
			2. Open the cover and remove the pre-cleaner (C)
fill tube into an appropriate container. Dispose of
				and the filter (D).
used oil properly.
			3. To loosen debris, gently tap the filter on a hard sur-
3. Place the mower upright, then fill the engine with
				face. If the filter is excessively dirty, replace with a
engine oil to the ‘full’ mark on the dipstick. Refer
				new filter.
to the section entitled ‘Oil Recommendations’. Do
			4. Wash the pre-cleaner in liquid detergent and
not overfill.
				water. Then allow it to thoroughly air dry. Do not oil
	Reproduction
		for
	A		5.	the pre-cleaner.
				Assemble the dry pre-cleaner to the filter with the
				lip (E) of the pre-cleaner on the bottom of the filter
			6.	plea s.
	Not		7.	Install the	over tabs (F) into the slots (G).
			8.	Close the	over and secure with the fastener.
					C
Figure 15: Draining the engine oil					F
				B
						D	G
				A		E
			Figure 16: Air filter and pre-cleaner

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