CAT: 8612 November 2019
Page 227
PREVENTIVE MAINTENANCE
6 Position the tensioner against the belt.
7 Check that the mark (2) on the tensioner arm is within range (A).
• Mark (1) represent the nominal V-belt tension, deviating ± 2 mm.
• Outside range(A), a belt is either routed incorrectly or outside its
specification.
Replacing Poly V belt 9PK - Engine Fan and Coolant Pump
1 Pull the poly-V-belt over the coolant pump and fan drive pulleys
and route it correctly.
2 Move the tensioner against the spring tension and remove the
locking pin.
3 Position the tensioner against the
belt.
• Check that the mark (2) on the
tensioner arm is within range (A).
Mark (1) represents the nominal
V-belt tension; deviating ± 2 mm
• Outside range (A), a belt is either
routed incorrectly or outside its
specification.
4 Re-connect the battery negative pole clamp.
1
2
1
2
A
A
B
B
Содержание T410
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