Nakayama MB7000, Owner'S Manual

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Ⅳ
Long time storage of power tiller
When the power tiller needs a long time storage, the following measures should be adopted to
avoid rust
A. Save the engine according the engine manual
B. Clean dust and dirt away from the machine
C. Drain the used lubricant from the gear box and add new lubricant
D. Paint the anti rust oil on the non- aluminum surface
E. The machine should be kept in a ventilated, dry and safe place
F. Keep the tools and instruction manual.
Chapter Six Adjustment For Power Tiller
Ⅰ. Bevel Gear Adjustment
When there is abnormal sound for bevel gear, please stop the machine immediately and check
as following:
A. Clearance adjustment of bevel gear in gear box (Refer to picture 10)
a. When lateral clearance of the gear <0.05mm, please put some vulcanized gasket between
the gear box and the step box to enlarge the lateral clearance.
b. When lateral clearance of the gear >0.30mm, please put some vulcanized gasket between
the bearing and gear
Ⅱ
to enlarge clearance to 0.05
～
0.1mm.
B. Clearance adjustment of the step box gear (Refer to picture 11)
a. When lateral clearance the gear <0.05mm , please increase adjustment pad I to 0.2-0.3 mm
to enlarge the clearance and change vulcanized gasket
Ⅱ
and adjustment pad
Ⅱ
to ensure the axial
clearance of the gear is 0.05
～
0.15mm
b. When lateral clearance of the gear >0.3mm , please reduce adjustment pad I ,and ensure
the axial clearance of gear
Ⅱ
is 0.05~0.15mm; or increase the adjustment pad
Ⅱ
, and ensure the
axial clearance of gear I is 0.05~0.15mm
Ⅱ
Reversing gears and cable adjustment
When the power tiller can not reverse normally, please adjust the reversing handle and cable.
Refer to chapter three for details.