MacDon M150 2008 Operator's Manual page 166

Self-propelled windrower
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7.10.10.3 Fan Belt Replacement
DANGER
Stop engine and remove key from ignition
before leaving operator's seat for any
reason. A child or even a pet could engage
an idling machine.
a. Shutdown
the
engine
compartment access hood to highest position.
b. Move both maintenance platforms to rear (cab-
forward) of tractor.
B
c. Loosen compressor mounting hardware (B) and
push compressor towards engine to release belt
(A) tension.
d. Remove belt (A).
Form # 169017
MAINTENANCE/SERVICE – M200 ENGINE
and
open
engine
A
164
E
D
e. Insert the drive end of a ½ inch drive ratchet
wrench into the belt tensioner (C).
f.
Rotate tensioner counterclockwise until fan belt
(D) can be slipped off pulley (E).
tensioner and remove wrench.
g. Remove belt from flywheel pulley (F) and then
fan pulley (G).
Route belt around fan and
remove belt.
h. Install new belt (D) around fan and onto pulleys
in (G) and (F).
i.
Insert the drive end of a ½ inch drive ratchet
wrench into the belt tensioner (C).
j.
Rotate tensioner counterclockwise until belt (D)
can be slipped onto pulley (E).
tensioner and remove wrench.
k. Check that belt is properly seated in all pulley
grooves.
G
C
F
Release
Release
(continued next page)
Issue – June 2008

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