Assembly Procedures - Tanaka TBC-270S Handling Instructions Manual

ASSEMBLY PROCEDURES

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
fi tting from obstructing as well.
Insert the drive shaft into the clutch case of the engine properly until
the marked position (2) on the drive shaft tube meets the clutch
case.
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
(3).
Installation of attachment
1. Join the attachment in place of it.
2. Make sure the lock pin (4) fi ts in the location hole (5) of tube and
that the tube will not come off . (Fig. 2)
3. Tighten the knob nut (6) securely. (Fig. 2)
Installation of handle
WARNING
When you use steel/rigid blades on straight shaft trimmers
or brush cutters, always use a barrier bar (7) and shoulder
harness with the loop handle. (Fig. 3)
Attach the handle to the drive shaft tube with the angle towards the
engine.
Adjust the location to the most comfortable position before
operation.
NOTE
If your unit has handle location label on drive shaft tube, follow
the illustration.
Remove the handle bracket (8) from the assembly. (Fig. 4)
Place the handles and attach the handle bracket with four bolts
lightly. Adjust to appropriate position. Then attach it fi rmly with the
bolts.
Put stop cords (11) and throttle wire (9) through protective tube (10),
then unhook the hip pad. (Fig. 5)
Throttle wire / stop cord
Remove air cleaner cover. (Fig. 6)
Connect stop cords. (Fig. 8)
Connect throttle wire end to carburetor. (Fig. 9)
Convert throttle wire and stop cords together with protective tube
provided up to air cleaner cover. (Fig. 10)
Throttle wire / stop cord (Fig. 7)
(for TBC-270PFS/PFDS/SFS)
Remove air cleaner cover. (Fig. 6)
Connect stop cords. (Fig. 8)
If the throttle outer end (12) is threaded on your unit, screw it into the
cable adjuster stay (13) all the way, and then tighten this cable end
using the adjuster nut (14) against the cable adjuster stay (13).
Connect throttle wire end (15) to carburetor (16) and install swivel cap
(if so equipped) where is included in tool bag, onto swivel.
Cover throttle wire and stop cords together with protective tube
provided up to air cleaner cover. (Fig. 10)
Installation of blade guard (Fig. 11, 12, 13)
NOTE
The guard bracket may come already mounted to the gear case
on some models.
10
Install the blade guard and the bracket spacers (17) (If so equipped)
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.
Install the blade guard to the guard bracket, which also secures the
guard to the gear case using the two guard mounting screws.
CAUTION
Some blade guards are equipped with sharp line limiters. Be
careful with handling it.
NOTE (Fig. 13)
When using Tanaka aluminum head (CH-100 or CH-300) on
your unit, the sharp line limiter (18) which is included in the tool
bag, should be securely fastened to the blade guard using the
bolt shown (19).
When using a trimmer head with two piece type blade guard, attach
the guard extension to the blade guard. (Fig. 14)
NOTE
○ When attaching the guard extension to the blade guard, the
sharp line limiter must be removed from the blade guard, (if so
installed).
○ If your unit has guard location label on drive shaft tube, follow
the indication.
○ To remove the guard extension, refer to the drawings. Wear
gloves as the extension has a sharp line limiter, then push the
four square tabs on the guard one by one in order. (Fig. 15)
Installation of cutting blade (Fig. 16)
(If so equipped)
When installing a cutting blade, make sure that there are no cracks
or any damage in it and that the cutting edges are facing the correct
direction.
NOTE
○ When installing cutter holder cap (20), be sure to set concave
side upward.
○ Insert the hexagonal bar wrench (21) into the hole of the angle
transmission in order to lock the cutter holder (22). Please note
that the cutter fi xing bolt or nut (23) has left-handed threads,
(clockwise to loosen/ counter-clockwise to tighten). Tighten the
fi xing bolt or nut with the box wrench.
CAUTION
○ Before operation, make sure the blade has been properly
installed.
○ If your unit is equipped with protection cover under a cutting
blade, check it for wear or cracks before operation. If any
damage or wear is found, replace it, as it is an article of
consumption.
Installation of the Brain cutting head
NOTE
For installation see your Brain Owner's manual, provided with
the Brain cutting head.
WARNING
For Tanaka Brain heads or Tanaka alloy head, use only fl exible,
non-metallic line recommended by the manufacturer. Never use
wire or wire ropes. They can break off and become a dangerous
projectile.
NOTE
When using Tanaka alloy head (CH-100), initial cutting line
length should be about 17 cm each. (Fig. 17)