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MAINTENANCE
OM 0369SB1148-A 29
M
AINTENANCE
Shearbolts
Check the shearbolts indicated on the figure
below at frequent intervals for proper tightness to
be sure the blower is in safe working condition. If
the shearbolts need replacement, use the
following parts only:
Drive shaft:
SB1148:
Shearbolt hex. 1/4" NC x 1 3/4" gr.5, including
1/4"NC insert locknut. Part # 5RD663837.
SB1154-SB1164
Shearbolt hex. 5/16" NC x 1 3/4" gr.5, incl. nut
PTD Part # 5RD665547.
Driveline:
SB1148:
Bolt M6 x 1.00 x 40mm long gr.8.8 PTD and nut.
Part #5RD4700105
SB1154-SB1164
Bolt M10 x 1.25 x 45mm long gr.8.8 and nut.
Part # 5RD4700060.
WARNING
Provide adequate blocking before working under
the snowblower when in the raised position.
Driveline
IMPORTANT: When the snowblower is not
used for more than two weeks, perform
driveline maintenance and always store it in a
dry place, away from bad weather conditions.
SB1154
SB1164
SB1148