10-7
Chapter 10 COOLING SYSTEM
2. Cooling System - Disassemble, Inspect and Assemble
2.1 Tension Pulley - Disassemble and Inspect
Tension Pulley - Disassemble and Inspect
2.1.1 Tension Pulley - Inspect
Measure the bearing fit in tension pulley and on shaft. If abnormal wear or damage is shown, replace the bearing, pulley or ten-
sion bracket.
3
4
5
7
8
9
6
2
1
1
1
PTAW spec
MPTA, MPTK spec
MTK spec
Belt groove wear, flaw
Wear, flaw
Wear, flaw
Wear, flaw
Rotation
Disassembling Sequence
1 Tension bracket
2 Bolt
3 Thrust plate
4 Spacer
5 Tension pulley
6 Snap ring
7 Bearing
8 Spacer
9 Bearing
Item Nominal value Standard value
Inside diameter of tension pulley bearing fit
ø52
[2.05]
51.970 to 52.000 mm
[2.0461 to 2.0472 in.]
Bearing
Inside diameter
ø20
[0.79]
19.988 to 20.000 mm
[0.7869 to 0.7874 in.]
outside diameter
ø52
[2.05]
51.987 to 52.000 mm
[2.0467 to 2.0472 in.]
Outside diameter of bracket bearing fit
ø20
[0.79]
19.987 to 20.000 mm
[0.7869 to 0.7874 in.]
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