Mitsubishi FGC15K, Service Manual

Page: 22 / 36

COOLING SYSTEM
2-4
Inspection and Adjustment
Fan Belt Inspection
(1) Make sure the belt is free from oil, grease or other
foreign matter. Replace the belt if necessary. A
slightly dirty belt can be reused by cleaning with cloth
or paper. Do not clean the belt with gasoline or the
like.
(2) At the time of overhauling the engine or adjusting the
belt tension, check the belt and replace it if defective.
Fan Belt Adjustment
(1) Loosen the tensioner lock bolt and mounting bolt.
(2) Insert a small-diameter bar (or screwdriver) into the
tension adjustment hole for leverage, and adjust the
belt tension
(3) Adjust the belt so that its deflection is 16 mm (0.6 in.)
when the belt is pushed downward with 98 N (10 kgf)
[22 lbf] force exerted midway between the fan pulley
and tensioner pulley.
(4) Tighten the tensioner lock bolt and mounting bolt.
(5) After the admustment, install the fan guard. If cracks or
other abnormalities are found in the fan guard, replace
the fan guard.
NOTE
Be careful not to damage the radiator core with the bar
(screwdriver) during belt tension adjustment.
206461A