Simplicity SOVEREIGN 3416S - Every 25 Hours of Operation; Change Engine Oil

air to the engine. Material which collects can normally be
removed with a brush after the engine is shut off. The screen
may need to he cleaned more often when mowing dry
grass.
See figure 22. All grass and chaff should be removed from
the engine furs [A). CAUTION: THE ENGINE FINS ARE
VERY HOT AFTER THE ENGINE HAS B£EN OPER^
ATED. DO NOT TOUCH THEM UNTIL THE ENGINE
HAS SEEN ALLOWED TO COOL. NEVER SPRAY WATER
ON A HOT ENGINE.
CHANGE ENGINE OIL: Every 25 hours or more
often under dusty operating conditions, change the engine
oil, using an oil with designation Of SC or SD or MS.
SUMMER
{Above 40°F.)
Use SAE 30
If not available.
Use SAE 10W-3O
or
SAE 10W-40
WINTER
(Under 40° F.)
Use SAE 5W-2Q or
SAE 5W- 30
Lf not available.
Use SAE 10W or
SAE IOW’30
(Below 0°F)
Use SAE 10W or
SAE 10W-30
Diluted 10% with Kerosene
1. Operate the engine at least ID minutes or until it is warm
so the oil will drain freely.
2. See figure 21. Remove the drain plug £A) from the bot-
tom of the engine base and allow the oil to dr ain.
3. After the oil has completely drained from the engine re¬
place the drain plug and tighten it securely.
4. See figure 19. Remove the filler cap-dipstick (A) and
pour 2 quarts of oil into the engine through the oil filler
pipe, being careful not to allow any dirt or foreign material
to contaminate the oil.
5. Check the oilieveL It should show up to the full mark (B)
on the dipstick.
Figure 21. Left front of tractor.
6. R eplace the oil filler cap-dipstick, start the engine and
check for leaks.
CLEAN ENGINE AIR FILTER; The foam pre-
cleaner should be removed and cleaned at 3 month intervals
or every 25 hours of operation, whichever occurs first.
1. See figure 21. Remove the wing nut (B) and cover (C)
from the air cleaner unit.
2. See figures 22 and 23. Remove the foam precleaner (B)
and wash it in liquid detergent and water and squeeze dry.
3. Ql the precleaner with one ounce of engine oil, and
Service Required
Page
After each cycle of indicated hours
5
*
25
1Q0
1
Inspect the tractor and engine
14
•
Chock engine crankcase oil level
14
4
Clean engine fins and screen*
14
•
Change engine oil* (First change ; hoursi
15
m
Clean engineer filter* ~ 1
15
m
Lubricate grease fittings 4
16
m
Lubricate pivot points*
16
#
Check tire pressure
17
#
-- ■ ■ ——
Check transmission oil level
17
•
Check bevel gearbox oil level
17
•
IS
•
[ Uean or replace air filter element*
18
18
•
Repack front wheel bearings
IS
•
Repack planetary assembly
19
Clean and reset spark plug
19
•
Clean battery cables and connections
IS
-
*More often wider dotty and/or hot weather operating conditions.
See your Briggs and Stratton instructions for more complete information on servicing the engine.
Scheduled Maintenance Chart.
15