3)Make sure that the blade bore opening fits perfectly around the centering collar on the upper cap.

Tighten counterclockwise.

While tightening, the blade assembly can be held fast by inserting the wrench or the screwdriver supplied into the cap and gearcase holes.

To do this, rotate the cap intil the two holes coincide.

4) Assemble nylon string head as illustrated:

A

a)Flange guard - b) Upper cap - c) Guard d) Nylon string head

Tighten counterclockwise.

5)While tightening, the head assembly can be held fast by inserting the wrench or the screwdriver supplied into the holes as already shown for blade assembly.

WARNING: Do not use the guard for the nylon string head when using a metal blade.

G.ENGINE/SHAFTASSEMBLY

BACK-PACK BRUSHCUTTER

See page 88.

DANGER. Do not run engine without shaft attached as clutch could fly off.

1)Assemble the engine onto the shaft. Make sure the shaft is fully and correctly engaged up to the shank, then tighten the 2 screws (A) in a criss-cross sequence.

2)Fit the end of the trigger cable connector (B) into the slot on swivel (C).

3)Adjust the screw (D) of the trigger cable connector so that the cable can easily slide in the opening with a play of 1 mm before operating the swivel (C).

Tighten now the hexagonal nut (E).

4A) Stop switch (STOP) cable: fit the connection.

4B) Earth lead: connect as illustrated.

H.HANDLEASSEMBLY

1) DOUBLE HANDLE

Adjust and secure double handle clamp

40 cm from engine/shaft joint by tightening the screws (C).

2)DELTA FRONT HANDLE

Secure the handle in front of the label placed on the shaft 11 cm from the rear grip when assembling nylon string head and 36 cm when assembling metallic blades. This position ensures optimum balance and safety. The handle must be perpendicular to the shaft as illustrated (Fig.2).The handle bar must be mounted using all the items supplied and in the exact configuration shown in figures 1 or 2.

3)ANTIVIBRATED HANDLE

Assemble the handle (A) into the shaft

support (B). Tighten button (C) securely to hold the hande firmly in the support.

4)Handle (A) can be adjusted for individual operator comfort by swivelling it forwards or backwards. To do this, loosen button (C), position the handle for maximum comfort, then tighten button (C) securely. Clip the suspension harness hook into one of the 5 holes on the top side of the shaft support to achieve the best balance according to the type of work to be undertaken.

5)NB: Handle assembly (A) can be folded parallel to the shaft to facilitate transportation or storage. To do this, loosen knob (C), twist support (B) 90° in a clockwise direction, fold the handle (A) into the required position and then tighten knob (C).

I.STARTINGANDSTOPPINGTHEENGINE

WARNING: Before using the product every user should carefully read the sections SAFETY, SAFETY USAGE and SYMBOL MEANINGS.

STARTING A COLD ENGINE

1)Position the on/off switch to the I (ON) position, away from the «STOP» position.

2)Rotate the choke lever in the direction illustrated by the arrows. This engages the fast idle system.

3)Squeeze the primer bulb (C) several times until you see fuel begin to return back through the tube (D) towards the fuel

tank. Push the decompression valve (B) down if your models is fitted with one. Pull the starter handle until the engine starts.

4)Hold the machine safely and allow the engine to run for a few seconds. Grip the control handle firmly, pushing down on the safety trigger (S) and then squeezing the accelerator trigger (A). This action automatically releases the spring loaded choke lever (E) disengaging the fast idle system.

WARNING: The fast idle system does cause the cutting attachment to rotate when engaged.

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McCulloch 95390031500, 4700X PRO /46cc, 4200 BP, 4600X, 4300 PRO/42cc, 3900/38cc ENGINE/SHAFT Assembly, Handle Assembly