Toro 53008 - Trimmer Head Installation

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Installing Trimmer Head

(Straight Shaft Model)

IMPORTANT: Make sure the trimmer head is for

LEFT-HAND ROTATION (counterclockwise) as

viewed from the operator’s position, and that the

trimmer head adapter is a male, M8 x 1.25 left-hand

thread.

IMPORTANT: The boss adapter must be installed on

the splined shaft between the gearcase and the trimmer

head as shown in Fig. 9.

1. Install the boss adapter onto the splined shaft out of

the gearcase (Fig. 9).

2. Align the hole in the boss adapter with the hole in the

gearcase (Fig. 9).

3. Insert a nail into the holes in the boss adapter and

gearcase to lock the splined shaft (Fig. 9).

4. Remove clear tube and thread trimmer head adapter

into the splined shaft, then tighten the trimmer head

firmly by hand (Fig. 9).

POTENTIAL HAZARD

• If the trimmer head is not adequately tightened,

it can come loose from the Trimmer during use.

WHAT CAN HAPPEN

• This may cause damage to property or personal

injury.

HOW TO AVOID THE HAZARD

• Make sure the trimmer head is securely

fastened to the splined shaft in the gearcase.

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Figure 9

1. Gearcase

2. Nail

3. Splined Shaft

4. Boss Adapter

5. Trimmer Head Adapter

6. Trimmer Head

Installing Trimmer Head

(Curved Shaft Model)

IMPORTANT: Make sure the trimmer head is for

RIGHT-HAND ROTATION (clockwise) as viewed from

the operator’s position, and that the trimmer head

adapter is a female, M8 x 1.25 right-hand thread.

1. Align the hole in the boss adapter with the slot in the

bearing case (Fig. 10).

2. Insert a nail into the hole in the guide slot in the boss

adapter and bearing boss to lock the attaching shaft

(Fig. 10).

3. Remove clear tube and thread trimmer head adapter

into the attaching shaft, then tighten the trimmer head

firmly by hand (Fig. 10).