Briggs & Stratton 28B700 - Manual (Page 11)

11
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.
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.
Follow the instructions and schedules indicated below.
Task
Perform task at hourly
or calendar interval,
whichever comes first.
Check Oil Level
4
Change Oil
4
*
Service air cleaner
pre-cleaner (if equipped) 4
**
Service air cleaner car-
tridge (if not equipped
with pre-cleaner)
4
**
Service air cleaner car-
tridge (if equipped with
pre-cleaner)
4
**
Inspect spark arrester
(if equipped) 4
Replace spark plug
4
Replace in-line fuel filter
(if equipped) 4
Clean cooling system
4
**
Clean combustion
chamber 4
* 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.
CHANGING OIL
WARNING
[1] Place engine level.
[2] Disconnect spark plug
wire and keep it away
from spark plug. Discon-
nect battery (if equipped
with electric starter) at
negative terminal.
[3] With engine OFF but still warm remove oil drain
plug and drain oil into appropriate receptacle.
[4] Reinstall drain plug. Remove dipstick.
[5] To a Model 190000 engine add about 1-1/8 quarts
(36 ounces: 1.1 liters) new oil. Fill to FULL mark on
dipstick. Do not overfill.
[6] To a Model 280000 engine add about 1-1/2 quarts
(48 ounces: 1.4 liters) new oil. Fill to FULL mark on
dipstick. Do not overfill.
[7] Replace dipstick.
7/16” PIPE
5/16” HEX
OIL DRAIN
PLUG
TO REMOVE
Typical drain plugs
3/8” SQUARE