Simplicity 653, Operator'S Manual

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Regular maintenance of your Simplicity tractor will great-
ly increase its useful life and reduce repair costs. A wide
variety of attachments and accessories permit use of your
tractor throughout the year. BECAUSE YOUR TRACTOR
IS A MULTI-SEASON TOOL, IT IS VERY IMPORTANT
TO SERVICE THE ENGINE FOR THE SEASON IN
WHICH IT WILL BE OPERATED. Be
change to
winter grade oil before making cold temperature starts.
Fuel refiners change the volatility of gasoline for each sea-
son of the year. Using the proper fuel for the season of op
will improve starting. Refer to your Briggs and
Stratton manual for engine maintenance in addition to the
steps listed here.
EVERY 5 HOURS
Before starting the engine and at least once every five
hours check the oil level in the engine crankcase. Turn the
inspection-fill plug counterclockwise to remove. Maintain
the oil at the FULL line on the engine dipstick. See
figure 28.
FIGURE 28
EVERY 25 HOURS
Every 25 hours or under extremely dusty condi-
tions, attachments should be removed from the trac-
tor and the following maintenance procedures performed:
1.
Clean the Cooling
System:
Continued operation with
a clogged cooling system causes overheating and
possible engine damage. Remove all grass and chaff from
the engine shrouds and fins, and the flywheel screen at the
lower rear of the tractor.
2. Change
Engine Oil:
Drain the crankcase when the en-
gine is warm. Remove the oil drain plug found on the left.
See figure 29. After the oil has completely drained
replace the plug and tighten securely. Refill the crankcase
with four pints of a high quality detergent oil classified
MS. It is essential to long engine life that the crankcase oil
remain free of contaminants. Use a clean funnel and clean
the top of the oil can before opening to insure foreign ma-
terial does not get in the crankcase when you are adding
Winter (Below Summer (Above
Use SAE
Use SAE 30
If not Available
If not Available
use SAE use SAE 30
FIGURE 29
IT IS VERY IMPORTANT TO SERVICE THE ENGINE
ACCORDING TO THE SEASON AND TEMPERATURE
IT WILL BE USED IN.
3. Service the Air Cleaner:
Turn the at the top
center of the air cleaner counterclockwise and remove. Re-
move the and foam element. Remove the screen
from inside the foam element. Wash the element in kero-
sene or liquid detergent and water to remove dirt. Wrap
foam in cloth and squeeze dry. Saturate the foam in en-
gine oil and squeeze to remove excess. Put the screen in-
side the foam element, being sure the sealing lip is
the
end of the screen at both the top and bottom. Replace the
element, cover and
and tighten securely.
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