Nakayama MB7000, Owner'S Manual

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A. Grasp and loosen the reversing handle for 2-3 times to make sure there is nothing wrong
with the gear engagement.
B. When the power tiller is under operation, please loosen the reversing handle, and the
reversing gears should return to its original position. Make sure no gear colliding sound in the gear
box or the gear can be damaged.
Ⅲ
Clutch cable adjustment
After being used for some time, the clutch may not perform as well as before due to the friction
piece and clutch fork wearing. Adjust the clutch cable by referring to chapter three detail.
A. Grasp and loosen the clutch handle for 2-3 times to make sure there is nothing wrong with
the clutch.
B. If repeated adjustment can not solve the problem, then it can be confirmed that excess
abrasion of clutch fork or friction piece happened. Please send the power tiller to special service
centre for repairing.
C. Do not dismount the clutch by a layman, which may cause damage to the clutch and other
parts.
Ⅳ
Accelerator cable adjustment
If the engine is not in a good
performance when turning up or down the
accelerator switch, please adjust the
accelerator cable by referring to chapter
three for details..
A. Repeatedly turn the accelerator switch
for 2-3 times to confirm the engine
performance.
B. The accelerator cable must be
firmly connected to the cable joint.
Ⅴ
Armrest adjustment
The armrest can be adjusted up and
down, left and right appropriately
according to the user’s personal condition and the farming condition.
Do as following:
A. Up and down adjustment
a. Loosen the armrest handle assembly to separate the gear ring between the armrest and
armrest base.
b. Adjust the armrest to the best position according to your personal conditions.
c. Turn the handle to make the gear ring between the armrest and armrest base be engaged well
with each other.
B. Left and right adjustment
a. Loosen the locknut handle on the armrest base to separate the upper and lower gear ring.
b. Turn the armrest left or right as required.
c. The screw the locknut handle to make the upper and lower gear ring be well engaged with
each other
Chapter Seven Regular Failure And failure elimination
Ⅰ
Clutch trouble eliminating (Note: do not dismount the clutch assembly by yourself)
Symptom Cause Settlement
the clutch fails to work
Clutch handle failure Repair or replace
Clutch cable damage Replace
Clutch fork can not be in the right position Readjust the cable or replace the
fork
Welding points breaking off Repair or replace
Fork pin is bent or broken Replace
Friction piece failure Replace
Spring failure Replace
Bearing burnt
Replace or refill engine oil into gear
box
After loosening the clutch, the
engine runs normally, but the gear
box main shaft stops running or
runs slowly
Spring failure Replace
Fork shaft’s failure to turn around freely
makes the fork fail to reset completely
Clean the combined face between
positioning shaft and pushing plate
to make the fork move freely