Cooling System
Maintenance
Cleaning the Engine Screen
and the Oil Cooler
Service Interval: Before each use or daily
Before each use, check and clean the engine screen and
oil cooler. Remove any build up of grass, dirt or other
debris from the oil cooler screen and engine screen
(Figure 53).
Figure 53
1. Engine screen
2. Oil cooler
Cleaning the Engine
Service Interval: Every 100 hours
Using low pressure compressed air (20 psi or less), clean
around the carburetor, the governor levers and the
linkage. This will make sure adequate cooling to the
engine and will reduce the possibility of overheating and
mechanical damage.
Belt Maintenance
Adjusting the Belts
Service Interval: After the first 8 hours
Every 50 hours
Check the belts for cracks, frayed edges, burn marks or
any other damage. Replace damaged belts. Check the
condition and tension of the belts as required:
Engine Clutch to Jack shaft Belt
To check the belt proceed as follows:
1. Remove the belt cover (Figure 54).
1. Engine clutch to jack shaft belt cover
2. Check the condition of the belt (Figure 55).
1. Extension spring
2. Belt
3. Eye bolt
3. To release the belt tension, proceed as follows:
41
Figure 54
Figure 55
4. Square hole
5. Socket wrench
6. Idler pulley