KisanKraft
®
AGRICULTURAL INTER-CULTIVATOR
KK-IC-750RT
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Page 25 of 36
Ⅲ
Troubleshooting of gearbox
Table 7
Phenomenon
Reason
Solution
Fast, slow, and neutral
shift cannot be
positioned
Screws and round nuts behind
the shaft become loose
Take away screws and key
sleeve behind the main shaft;
reinstall key sleeve and screws
after tightening the round nuts
Gear cannot be
positioned
Auxiliary brick is severely fretted
change auxiliary brick
Bevel gear becomes loose
Tighten the nuts
Heavy abrasion on the hole of
the arm
Change arm elements
Spring in the main shaft
becomes useless
change
Main shaft moving: the cover
screws behind the case
becomes loose
Tighten the screws
The distortion of the shift lever
Adjust the shift lever; change
Back shift cannot be
positioned
Abrasion of backshift fork
Readjust shift cable; change
shifting fork
Backshift cable becomes
useless
Readjust cable; change cable
Backshift shaft becomes loose
Tighten screws behind the shift
shaft
Backshift fork is seized
Check the section between
backshift fork and pusher to
make it flexible
Back shift gear cannot
be positioned
Backshift shaft becomes loose,
making gear seized
Tighten the screws behind the
backshift shaft
The spring on the backshift shaft
becomes useless
Change the spring
The backshift shaft becomes
curved
Change the backshift shaft
Backshift shaft
becomes loose
Bolts behind the backshift shaft
become loose
Tighten the bolts
The backshift shaft and case are
not well fitted
Change
Gear noise is too loud
Bevel gear shaft and backshift
shaft become curved
Change
Gears are heavily fretted
Change gear
Bevel gear shaft and backshift
shaft are not well fitted
Change
