
Maintenance
22
AIR CLEANER MAINTENANCE
Clean the air cleaner foam element after every 50
operating hours. Clean more often when operating
the mower in dusty or dirty conditions.
1.
Remove the wing nuts securing the air cleaner
cover and remove it (Fig. 19). Clean the cover
thoroughly .
Figure 19
1. Air cleaner cover
2. Wing nuts
2.
If the foam element (Fig. 20) is dirty, remove it
from the paper element. Clean it thoroughly.
Figure 20
1. Foam
2. Paper
A.
WASH the foam element in a solution of
liquid soap and warm water. Squeeze to
remove dirt, but do not twist the element
because it may tear.
B.
DRY the foam element by wrapping it in a
clean cloth. Squeeze the cloth and foam
element to dry.
C. SATURATE the element with clean engine
oil. Squeeze the element to remove excess
oil and to distribute oil thoroughly. An oil
damp element is desirable.
3.
When servicing the foam element, check the
condition of paper element (Fig. 26). Clean by
gently tapping the element to remove dust.
Replace element yearly or every 200 hours.
4.
Install the foam element, paper element and air
cleaner cover.
IMPORTANT: Do not operate the engine without
the air cleaner element because extreme engine
wear and damage will likely result.
CLEANING THE RADIATOR, OIL
COOLER AND SCREEN
Normally, check the radiator screen, oil cooler and
front of radiator daily and, if necessary, clean any
debris from these parts. Check and clean components
more frequently in extremely dusty and dirty condi-
tions.
Note: If the engine shuts off due to overheating, first
check the radiator and screen for excessive buildup
of debris.
To thoroughly clean the radiator:
1.
Remove the screen.
2.
Working from the fan side of the radiator, either
spray the radiator with a water hose or blow it
with compressed air.
3.
After the radiator is thoroughly cleaned, clean
out debris that may have collected in the chan-
nel at the radiator base.
4.
Clean and install the screen.
CHANGING THE ENGINE OIL
AND FILTER
Check the oil level after each day's operation or each
time machine is used. Change oil after the first 8
hours and after every 50 hours of operation there-
after. Change the oil filter after every 100 hours of
operation. If possible, run the engine just before
changing oil because warm oil flows better and car-
ries more contaminants than cold oil.
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Summary of Contents for 30200-70001
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