(2) Replacing spiral bevel gear 12
(1) Replace spiral bevel gear 12 after removing armature from gear housing according to armature replacing method.
Spiral bevel gear can not be replaced when armature is assembled in gear housing.
(3) Malfunction of shaft lock portion
When activation of shaft lock portion becomes inactive du e to
contaminated dust.
i) Dismount pin cap using minus driver or etc. and remove dust
inside shaft lock portion.
ii) Make pin cap mate with hole and depress it to mount on pin
again.
(4) Malfunction of handle turning
When handle turning is prevented from contaminated dust.
i) Remove handle fixing and mounting screws, dismount handle L
and R, and remove dust in motor housing and rotating portion of
handle L and R to clean.
ii) Tighten handle mounting screw M4 x 25 with tightening torque
10~15kg-cm (0.7~1.1ft-lbs) and handle fixing screw M6 x 85
with 20~30kg-cm (1.4~2.2ft-lbs) respectively.
(5) Reference information: Angle adjusting for gear housing
Gear housing angle can be changed in four position at
90°Kinterval.
i) Remove wheel and wheel cover.
ii) Remove carbon brush then dismount gear housing and arm ature
without separating them from motor housing.
iii) After cutting off baffle plate partially at two portio ns where
interference is occurred with projected portions of motor
housing using knife then mate gear housing and motor housing
at required position to attach.
iv) Mount gear housing at required position.
(Note: Do not let users make gear angle adjustment.)
Pin cap
Minus
driver
Pin
turning portion
Make mate position
Baffle plate
Cutting off
