1. Use a breaker bar and appropriate socket to relieve the tensioner. Rotate
the tensioner away from belt until it stops.
2. Remove the belt from the idler pulley and slowly relieve the tension on the
breaker bar.
a - Tensioner pulley
b - Socket and breaker bar
c - Water circulating pump pulley
d - Idler pulley
3. Remove the belt and route the replacement belt according to the belt
routing diagram.
4. Carefully release the tensioner and ensure that the belt stays positioned
properly.
5. Check the belt tension.
Description
Deflection
1.
13 mm (½ in.)
Water‑Separating Fuel Filter
!
WARNING
Fuel is flammable and explosive. Ensure that the key switch is off and the
lanyard is positioned so that the engine cannot start. Do not smoke or allow
sources of spark or open flame in the area while servicing. Keep the work
area well ventilated and avoid prolonged exposure to vapors. Always check
for leaks before attempting to start the engine, and wipe up any spilled fuel
immediately.
1. Use moderate thumb pressure on the belt at the location that has the longest distance between two pulleys.
MAINTENANCE
78 eng
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