Operator's Manual

29
Cleaning the Cooling System
Clean the air intake screen from grass and debris before
each use.
Clean cooling fins and engine shrouds every 300 hours or
yearly, which ever comes first.
1. Stop the engine, set the parking brake, remove the key
and disconnect the spark plug wire(s) from the spark
plug(s).
2. Remove air–intake screen, air cleaner cover, fan
housing and bolts (Fig. 33).
3. Clean debris and grass from engine shrouds and
cooling fins.
4. Reinstall air–intake screen, air cleaner cover, fan
housing and bolts. Install bolts to 4.3 ft–lb (5.9 N–m)
torque (Fig. 33).
m–4369
1
2
3
4
5
6
5
5
Figure 33
1. Air–intake Screen
2. Fan Housing
3. Air Cleaner Cover
4. M6 x 10mm Bolt
5. M6 x 12m Bolt
6. M6 x 20mm Bolt
Air Cleaner
Foam Element: Clean and re-oil after every 25 operating
hours.
Paper Element: Clean after every 100 operating hours.
Replace after every 300 operating hours or yearly. Which
ever comes first.
Note: Service the air cleaner more frequently (every few
hours) if operating conditions are extremely dusty or
sandy.
Removing the Foam and Paper Elements
1. Disengage the power take off (PTO), set the parking
brake, and turn the ignition key to “OFF” to stop the
engine. Remove the key.
2. Clean around the air cleaner to prevent dirt from
getting into the engine and causing damage. Remove
cover nuts and cover (Fig. 34).
3. Remove wingnuts and air cleaner elements (Fig. 34).
1
4
2
3
5
6
M-4366
Figure 34
1. Cover Nuts
2. Foam element
3. Paper element
4. Wing nut
5. Air cleaner base
6. Cover
4. Carefully remove the foam element from the paper
element (Fig. 34).
Cleaning the Foam and Paper Elements
1. Foam Element
A. Wash the foam element in liquid soap and warm
water. When the element is clean, rinse it
thoroughly.
B. Dry the element by squeezing it in a clean cloth
(do not wring).
C. Soak element in new engine oil. (Fig. 35). Squeeze
the element to remove excess oil.