Page: 4-47
WALKER MANUFACTURING COMPANY
July 2006
SERVICE INSTRUCTIONS
PTO Clutch Engaged
Blade Clutch (PTO) - Model MC, MT, MTL
Clutch Engagement/Belt Tension
The clutch engagement and PTO belt tension are ad-
justed using the clutch actuator rod. Initially, after in-
stalling a new PTO belt,
after 10 hours and every 100
hours
thereafter, check and adjust for the two dimen-
sions in the clutch actuator rod as shown in the
PTO
Clutch Engaged
and
PTO Clutch Disengaged
illus-
trations.
Model MT, MTL
Adjust the bolt head clearance [1/4 in. to 3/8 in.
(6.35 mm to 9.53 mm)] first (clutch engaged), then ad-
just uncompressed spring length (clutch disengaged).
The spring must be adjusted to an uncompressed over-
all length of 2-1/8 in. (54 mm). If adjustments are need-
ed more frequently than every 100 hours to maintain
the linkage dimensions, it may suggest problems with
pulley wear or belt misalignment.
Model MC
Adjust the bolt head clearance [1/4 in. to 3/8 in.
(6.35 mm to 9.53 mm)] first (clutch engaged), then ad-
just uncompressed spring length (clutch disengaged).
The spring must be adjusted to an uncompressed over-
all length of 2 in. (51 mm). If adjustments are needed
more frequently than every 100 hours to maintain the
linkage dimensions, it may suggest problems with pul-
ley wear or belt misalignment.
1/4 in. to 3/8 in.
(6.35 mm to 9.53 mm)
Clutch
Actuator Rod
PTO Belt
Tightener Arm
Locknut
Spring
Compressed
Blade Clutch
Lever Engaged
Summary of Contents for MT, MTL, MTEFI, MTLEFI
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