MacDon PW7 Pick-Up Header - Manual (Page 69)

SECTION 7 – SERVICE
Form 169149 Revision E 63
7.10 REPLACING DRIVE BELT
WARNING: DO NOT begin to
perform any service procedure
until combine is lowered to the
ground or feeder house locks are engaged,
combine is shut off, the key is removed and
all moving parts have stopped.
RAKE-UP
a) Remove the belt shield (four bolts).
b) Placing a wrench or socket on the spring
loaded idler pulley, push down on the
arm to relieve the belt tension.
c) Remove and replace belt.
d) Reinstall the belt guard.
Rake-Up Shield
Rake-Up Drive Belt
SWATHMASTER
SwathMaster Drive Belt
a) Remove shield. See “Shield Removal”
b) Using a 3/4” wrench, on the spring-loaded
idler, lift up to remove belt tension from the
sheaves.
c) Remove 1/2” bolt and hardware securing the
lower portion of the torque arm and place
aside.
d) Remove the two hoses on the hydraulic
motor. Be sure to catch seeping oil.
e) Remove belt and install new one. It may be
necessary to slacken the rear draper belts to
get a new belt on. See “Draper Belt
Tension”
f) Allow idler to apply belt tension.
g) Install and secure arm extension and
retaining.
h) Install hoses to motor.
i) Check belt alignment with pulleys/sheaves.
Adjust where necessary.
j) Replace shield.
P00337
P00697