Fuel System - Briggs & Stratton 28N700 Operating And Maintenance Instruction Manual

MAINTENANCE
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V, c H A N GI N G o t l F T L T ER (tF E o utp p ED)
Replace oil filter after.every 100 hours of operation.
t1l Drain engine oil and remove oil filter.
l2l Before installing new filter, lightly oil filter gasket with
fresh, clean engine oil.
t3l Screw filter on by hand until gasket contacts oil filter
adapter. Tighten 112to 314 turn more.
l4l Add fresh oil. Fill to FULL line on dipstick.
t5l Start and run engine at idle to check for oil leaks.
t6l Stop engine. Recheck oil level and add oil if required.
O I L P R E S S U R E
lf oil pressure drops too low, an oil pressure switch (if
engine is equipped) will either activate a warning light or
stop the engine. Check oil level with dipstick. lf oil level is
between ADD and FULL mark on dipstick, Do not try to
restart engine. Contact an Authorized Briggs & Stratton
Service Dealer. Do not operate engine until oil pressure is
corrected.
lf oil level is below ADD mark on dipstick, add oil to bring
levelto FULL mark. R0stad engine and check oil pressure.
lf pressure is normal, continue to operate engtne.
Note: Oil pressure gauge, if engine is equipped, is supplied
by manufacturer of equipment.
A I R C L E A N E R
All engines have an air cleaner cartridge. In addition, some
engines have a pre-cleaner.
R E M O V I N G A N D R E . I N S T A L L I N G A I R C L E A N E R
t1l Remove cover knob and cover.
12) Remove cartridge knob.
t3l Carefully lift air cleaner assembly (pre-cleaner, if
equipped, and cartridge) from base over stud.
l4l Clean base carefully to prevent debris from entering
carburetor.
tsl
Reassemble pre-cleaner on cartridge and place assem-
bly over stud. Air cleaner must fit securely in base.
t6l Tighten carlridge knob securely.
17) Replace cover and tighten cover knob securely.
C L E A N I N G P R E . C L E A N E R A N D C A R T R I D G E
Pre-cleaner
To clean pre-cleaner (if equipped), separate it from
cartridge and wash in liquid detergent and water. Squeeze
dry in a clean cloth. Saturate in engine oil. Squeeze in
clean, absorbent cloth to remove all EXCESS oil.
Cartridge
To clean cartridge, gently tap on a flat surlace
FUEL SYSTEM
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fli
Replacement parts for fuel
system (cap, hoses, tanks,
filters. etc.) must be the same
as orrginal parts, otherwise
fire can occur.
REPLACE FUEL FILTER (if equipped)
a
PART NO. 394358
( W I T H F U E L P U M P )
P A R T N O 2 9 8 0 9 0 0 R 5 0 1 8
( W I T H O U T F U E L P U M P )
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{k nl
t1l Disconnect spark plug
wire and keep it away
f r o m s p a r k p l u g s .
l2l Drain fuel tank or close
fuel shut-off valve before
renlacino f rrel
filter.
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Otherwise, fuel can leak
out, creating a fire/explo-
sion hazard.
F U E L F I L T E B
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