Toro 99-8921, 99-8922 Installation Instructions

Heat Shield Kit

FORM NO. 3322-692

Part No. 99–8921 Part No. 99–8922

Loose

Note: Use the chart below to identify parts for assembly.

DESCRIPTION QTY. USE

Heat Shield Flat W Bolts Nuts Gaskets

POTENTIAL HAZARD

• Components around engine will be hot if

WHAT CAN HAPPEN

Parts

ashers

the machine has been running.

1 3 3 3 2

Installing Heat Shield

Removing

1. Remove lock washers and nuts holding muffler

to exhaust manifold and the lower support hardware. Move muffler away from engine. Save lock washers, nuts and lower support hardware (Fig. 1).

Muffler

• Touching hot components can cause burns.

HOW TO AV

OID THE HAZARD

• Allow the machine to cool before

performing maintenance.

• Do not touch engine components when hot.

2. Remove all gasket material from muffler and

engine manifold. Note: The muffler can remain in the rear

bumper area.

INSTALLATION

INSTRUCTIONS

Printed in USA



The T

oro Company – 1999

Installation Instructions

Figure 1

1. Heat

2. Muffler

3. Muf

4. Muf

Drilling

Shield

fler Gaskets fler Lower Support

Bracket and Hardware

Holes in Engine Deck

5. Muf

Lock W

7. Nut

Engine Deck

Rear Bumper

fler T

ubes

asher

Note: You have to drill holes into the engine

deck if none exist for the heat shield.

4. Slide the shield rearward until it hits the muffler

tubes. Mark the center of the two outside slots. (Fig. 3).

Note: The middle hole does not need to be

drilled.

5. Remove muffler and shield. Drill two 3/8” holes

in the engine deck (Fig. 2).

m–4438

1 5

1. Muffler Washer

3/8” Hole to Drill

Nut and Lock

Figure 2

Engine Manifold

4. Muffler

Engine Deck

1. Check the engine deck for holes under the

exhaust manifold. If there are no holes, you will need to drill holes into the engine deck (Fig. 2).

Note: If you do not need to drill holes, go to

Installing Heat Shield section on page .

2. Place the heat shield on the engine deck.

Position it so the large slots in shield face toward the rear of the machine (Fig. 3).

3. Reinstall the muffler to engine manifold. Do not

tighten hardware completely. Do not reinstall the lower support bracket (Fig. 2).

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