Servicing the engine belts, Adjusting the throttle – Toro 5400-D User Manual

Page 40

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3. Slightly raise oil coolers and pivot forward (Fig. 54).

Clean both sides of oil coolers and radiator area

thoroughly with compressed air. Pivot oil coolers back

into position.

2

1

3

Figure 54

1. Reel oil cooler
2. Radiator

3. Transmission oil cooler

4. Install screen and close hood.

Servicing the Engine Belts

Check condition and tension of all belts after first day of

operation and every 100 operating hours thereafter.

Alternator Belt

To Check Tension:

1. Open hood.

2. Check tension by depressing belt (Fig. 55) midway

between alternator and crankshaft pulleys with 22 lb. of

force. Belt should deflect 7/16 in. If deflection is

incorrect, proceed to step 3. If correct, continue

operation.

1

2

Figure 55

1. Alternator belt

2. Brace

3. Loosen bolt securing brace to engine (Fig. 55) and bolt

securing alternator to brace.

4. Insert pry bar between alternator and engine and pry out

on alternator.

5. When proper tension is achieved, tighten alternator and

brace bolts to secure adjustment.

Cooling Fan Belt

1. Loosen locknut on belt tensioner lever (Fig. 56).

2. Apply 5–10 lb. of force at end of lever to set the proper

tension on the fan belt.

3. Tighten locknut to secure adjustment.

1

2

Figure 56

1. Cooling fan belt

2. Tensioner lever

Adjusting the Throttle

1. Position throttle lever forward so it stops against seat

base slot.

2. Loosen the throttle cable connector on the lever arm at

the injection pump.

3. Hold the injection pump lever arm (Fig. 57) against the

high idle stop and tighten the cable connector.

Note: When tightened, the cable connector must be free to

swivel.

4. Torque the locknut, used to set the friction device on the

throttle lever, to 40–55 in.-lb. The maximum force

required to operate the throttle lever should be 20 lb.

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