PERIODIC SERVICE OF THE TRACTOR
64
A
If dust, dirt or water enters the fuel system, the fuel
pump and injection nozzles are subject to premature
wear. To prevent this, be sure to clean the fuel filter
bowl and element periodically.
B
Adjusting Fan Belt Tension
To avoid personal injury or death:
A
Be sure to stop the engine before checking belt
tension.
1. Stop the engine and remove the key.
2. Apply moderate thumb pressure to belt between
pulleys.
3. If tension is incorrect, loosen the alternator mounting
bolts and, using a lever placed between the alternator
and the engine block, pull the alternator out until the
deflection of the belt falls within acceptable limits.
4. Replace fan belt if it is damaged.
B
Checking Fuel Line
1. Check to see that all lines and hose clamps are tight
and not damaged.
2. If hoses and clamps are found worn or damaged,
replace or repair them at once.
A
If the fuel line is removed, be sure to properly bleed the
fuel system.
(See "Bleeding Fuel System" in "SERVICE AS
REQUIRED" in "PERIODIC SERVICE OF THE
TRACTOR" section.)
(1) O ring
(2) Filter element
(3) Filter bowl
Proper fen belt
tension
A deflection of between 7 to 9 mm
(0.28 to 0.34 in.) when the belt is
pressed in the middle of the span.
(1) Bolt
(A) Check the belt tension
(B) To tighten
(1) Fuel lines
(2) Clamp bands
