Changing Oil; Maintenance; Emission Control - Briggs & Stratton 406700 Series Operating & Maintenance Manual

MAINTENANCE

MAINTENANCE
Regular maintenance will improve the performance and
extend the life of the engine. See any Authorized Briggs &
Stratton Dealer for service. Use only genuine Briggs &
Stratton parts. Other parts may not perform as well,
may damage the engine, and may result in injury. In
addition, use of other parts may void your warranty.
Follow the instructions and schedules indicated below.
Task
Perform task at hourly
or calendar interval,
whichever comes first.
Check oil level
Change oil
Change oil filter
Service air cleaner
pre-cleaner
Service air cleaner
cartridge
Inspect spark arrester
(if equipped)
Clean cooling system
Clean/replace
spark plugs
Clean/replace in-line
fuel filter (if equipped)
Check valve clearance
* Change oil after first 5 to 8 hours of use, then every
50 hours or every season. Change oil every 25 hours
when operating the engine under heavy load or in high
temperatures.
** Clean more often under dusty conditions or when
airborne debris is present. Replace air cleaner parts, if
very dirty.
CAUTION: Used oil is a hazardous waste product.
Dispose of used oil properly. Do not discard with
household waste. Check with your local authorities,
service center, or dealer for safe disposal/recycling
facilities.
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EMISSION CONTROL

Maintenance, replacement or repair of the emission
control devices and systems may be performed by any
nonroad engine repair establishment or individual.
However, to obtain no charge repairs under the terms and
provisions of the Briggs & Stratton warranty statement, any
service or emission control part repair or replacement must
be performed by a factory authorized dealer.

CHANGING OIL

3/8" SQUARE
PIPE
Typical
drain plugs
WARNING
[3] With engine OFF but still warm remove oil drain
plug and drain oil into appropriate receptacle.
[4] Reinstall drain plug. Remove dipstick.
[5] Fill to FULL mark on dipstick with new oil.
Do not overfill.
Note: Engine without oil filter holds approximately 1-7/8
quarts (60 ounces; 1.8 liters). Engine equipped with filter
holds approximately 2 quarts (64 ounces; 1.9 liters).
[6] Replace dipstick.
10
OIL DRAIN
PLUG
[1] Place engine level.
[2] Disconnect spark plug
wires and keep away
from spark plugs. Dis-
connect battery (if equip-
ped with electric starter)
at negative terminal.