Service Manual

Reelmaster 5200-D/5400-D Page 3 - 7 Kubota Diesel Engines

Adjust Alternator/Fan Belt

The condition and tension of all belts should be checked

periodically as recommended in the maintenance

schedules in Chapter 2 - Product Records and Manuals.

1. Park machine on a level surface, lower cutting units,

stop engine, engage parking brake, and remove key

from the ignition switch. Open hood.

Alternator Belt (Fig. 7)

2. Check tension by depressing belt midway between

alternator and crankshaft pulleys with 22 lb. (98 N) of

force. Belt should deflect 7/16 in. (11 mm). If the deflec-

tion is incorrect, proceed to the next step. If the deflec-

tion is correct, continue operation of the machine.

3. Loosen bolt securing brace to engine and bolt secur-

ing 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 (Fig. 8)

IMPORTANT: Make sure both lock nuts are loosen

before setting cooling fan belt tension. Not loosen-

ing the bottom nut may result in bending the belt

tensioner lever.

6. Loosen upper and lower lock nuts on the belt ten-

sioner lever.

7. Apply 5 to 10 lb. (22 to 44 N) of force at the end of the

lever to set the proper tension on the fan belt.

8. Tighten both lock nuts to secure the adjustment.

Figure 7

1. Belt

2. Bolt

3. Bolt

4. Support bracket

5. Alternator

Figure 8

1. Upper lock nut

2. Belt tensioner lever

3. Cooling fan belt

Kubota Diesel

Engines