Kasei KZ-4000BC-PRO-2S, Operator'S Manual

10

ASSEMBLY

Drive shaft to engine (Fig. 1)

Loosen tube locking bolt (1) about ten turns so 

that the bolt point will not obstruct drive shaft tube 

to be inserted. When inserting drive shaft tube, 

hold the tube locking bolt outward preventing 

inside fitting from obstructing as well.

Insert the drive shaft into the clutch case of the 

engine properly on the drive shaft tube meets the 

clutch case.

Some models may come with the drive shaft 

already installed.

NOTE

When it is hard to insert drive shaft up to the 

marked position on the drive shaft tube, turn drive 

shaft by the cutter mounting end clockwise or 

counter-clockwise. Tighten tube locking bolt lining

up the hole in the shaft tube. Then tighten clamp 

bolt securely (1).

Installation of handle

Remove the handle bracket (2) from the 

assembly.

 (Fig. 2)

Place the handles and attach the handle bracket 

with four bolts lightly. Adjust to appropriate 

position. Then attach it fi rmly with the bolts.

Attach the protection tube to the drive shaft or 

handle using cord clamps (3).

 (Fig. 3)

NOTE

If the protection tube is set apart from the handle 

or pipe, it will be caught by something during 

operation and it may cause serious injury. Do not 

set the protection tube apart from the handle or 

pipe.

Throttle wire / stop cord

Remove air cleaner cover. 

(Fig. 4)

Connect stop cords.

 (Fig. 5)

Insert the stay (4) under the nut (5) screwed onto 

the outer end of the throttle wire (6) and connect 

the end of the throttle wire (7) to the carburetor (8). 

Then tighten the nut (5) to secure the throttle wire 

to the stay (4). 

(Fig. 6)

NOTE

Check that the carburetor throttle returns to the 

idle position and also that it can be opened wide 

by operating the throttle lever.

Cover throttle wire and stop cords together with 

protective tube provided up to air cleaner cover. 

(Fig. 7)

Some models may come with the drive shaft 

already installed.

Installation of blade guard (Fig. 8)

The guard bracket already mounted to the drive 

shaft tube. Install the blade guard on drive shaft 

tube against angle transmission. Tighten the 

guard bracket fi rmly so that the blade guard does 

not swing or move down during operation.

     WARNING

If an incorrect or faulty guard is fi tted, this may 

cause serious

personal injury.

CAUTION

The blade guard must be in place during 

operation. If the blade guard is not in place, there 

is a possibility of serious injury.

Blade guards are equipped with sharp line limiter. 

Be careful with handling it.

When using a trimmer head, attach the guard 

extension to the blade guard.

 (Fig. 9)

NOTE

○

When attaching the guard extension to the 

blade guard, the sharp line limiter must be 

removed from the blade guard.

○ 

To remove the guard extension, refer to the 

drawings. Wear gloves as the extension has a 

sharp line limiter, then push the two square tabs 

on the guard one by one in order after removed

the screw. 

(Fig. 10)

Installation of cutting attachment

     WARNING

Install the cutting attachment properly and 

securely as instructed in the handling instructions.

If not attached properly or securely, it may come 

off and cause serious and/or fatal injury.

Installation of semi-auto cutting head

1. Function

Automatically feeds more nylon cutting line when 

it is tapped at

low rpm (not greater than 4500 min-1).

Applicable nylon cord

Cord diameter: Φ2.5 mm

2. Precautions

○ 

The case must be securely attached to the 

cover.

○ 

Check the cover, case and other components 

for cracks or other damage.

○ 

Check the case and button for wear.

○ 

The cutting head must be securely mounted to 

the unit’s gear case.