Troy-bilt 47330 Manuale Utente Scaricare il pdf (Pagina 21)

Section 5: Maintenance 21

Before inspecting, cieaning or servicing the machine, shut off engine, wait for aii moving parts to

come to a compiete stop, disconnect spark piug wire and move wire away from spark piug.

Faiiure to foiiow these instructions can resuit in serious personai injury or property damage.

Chipper Blade Installation

1. Clean the blade seat and adjacent area on

the flywheel.

2. Position the chipper blade in the blade

seat with the countersunk holes In the blade

facing outward (toward you).

3. Secure the chipper blade using two new

1/4“-20 lock nuts and two new socket head

screws. Do not reuse the old hardware.

Tighten the screws and nuts very securely.

(After two operating hours, recheck the

hardware for tightness).

4. Remove the wedge holding the flywheel

in place. Reinstall the discharge screen and

chipper chute securely, and then reconnect

the spark plug wire.

HOPPER FLAP REPLACEMENT

If any of the “fingers” on the hopper flap (A,

Figure 5-8) in the shredder hopper are torn

or missing, or if the fingers don’t prevent

“blow back” of the material being shredded,

inspect the flap for damage or deterioration.

Do not use the unit if the flap is damaged.

To Replace Hopper Flap

A DANGER

Shredded particles can kick back up

through the shredder hopper inlet. The

retainer flap is designed to reduce the

kickback of particles and must be in place

and securely fastened.

Before using unit, be sure retainer flap is

securely fastened. Also make sure you

are wearing protective safety goggles or

glasses.

1. Stop the engine and wait for all parts to

come to a complete stop. Disconnect spark

plug wire and secure it away from spark

plug.

2. Using a 3/8" wrench, remove the three

1/4"-20 X 3/4" flange head screws and flange

nuts (B, Figure 5-8) that secure the flap.

Remove the flap.

3. Position the new hopper flap in place and

securely reinstall the attaching screws and

nuts (screw heads on top).

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Troy-bilt 47330 Manuale Utente Pagina 21

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