TROUBLESHOOTING
*
Please refer to parts breakdown section for parts identification
.
14
TROUBLESHOOTING
PROBLEM
POSSIBLE CAUSES
CORRECTIVE ACTION
One section or both sections of the
auger stops turning.
Shear bolts are probably broken. Replace shear bolt (for identification,
see parts list “Snowblower”).
Fan stops turning.
Shear bolt is probably broken.
Replace shear bolt (for identification,
see parts list “Snowblower”).
Snowblower stops turning.
One of the two belts is probably
damaged or broken.
Check both belts and replace dam-
aged belt(s) (for instructions, see
Maintenance section, Installation,
Adjustment and Replacement section).
Snowblower belt has burn marks in
specific places or the belt slips.
Lack of tension on belt.
Snowblower engaged when
plugged.
Remove the bolt, sleeve and the
spring from the original hole (item A)
and reinstall them in the lower hole
(item B).
Make sure the auger & the fan are not
frozen or plugged before engaging.
Chute plugs easily.
Tractor engine turning too slowly.
Advancing too quickly with tractor.
Run engine at full throttle during
snowblowing operation.
Allow snowblower to ingest snow at its
own speed.
Chute rotation is difficult.
Dirt or ice may be underneath
chute.
Dismount chute (see installation sec-
tion). Clean the base of chute and the
rotation ring. Lubricate & re-install.
Summary of Contents for 75-70666
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Page 19: ...PARTS SECTION PARTS SECTION 17 ...
Page 20: ...PARTS BREAKDOWN SB448 SNOWBLOWER 18 ...