Yanmar EF494T - Adjusting Fan Belt; Adjusting Tow-In

EF494T OM
69
16. Adjusting fan belt
CAUTION
Wait until the engine is sufficiently cooled down.
Otherwise, you may be burned.
(1) Switch off the engine.
(2) Open the bonnet, then the left side cover of the
engine.
(3) Press the fan belt with a finger at the midpoint to see
the belt deflections 10-15 mm.
(4) If not, loosen the alternator fastening bolt and shift
the alternator to adjust the belt tension.
If the belt still slips after full shift of the alternator,
replace the belt with a new one. Check the new belt at
intervals of 50 hours.
(A) Alternator
(B) Alternator fastening bolts
(C) Fan belt
17. Adjusting tow-in
Poor adjustment of tow-in will result in an abnormal
steering performance. Measure the front wheel
dimension A and B. The difference of A-B should be 4-8
mm. If out of this range, loosen the lock nut of the tie rod
end and adjust the turnbuckle. Fasten the lock nut
where the tow-in is
4-8 mm.
(A) Front
(B) Tie rod
(C) Lock nut