SPRING INSPECTION


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Oil Seal Spring

1.  Assemble the oil seal springs into the rotor.

2.  Assemble the O-rings into the oil seals.

3.  Assemble the oil seals into the rotor.

4.  Measure the oil seal projection using a vernier caliper.

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•  If it is less than the minimum specification, replace the oil seal spring.
Minimum projection
0.5 mm {0.02 in}


Cut-off Seal Spring

1.  Assemble the cut-off seal spring into the rotor.

2.  Referring to the cut-off seal inspection procedure, verify that the height of the cut-off seal is at the minimum specification or more. (See CUT-OFF SEAL INSPECTION.)

3.  Measure the cut-off seal projection using a vernier caliper.

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•  If it is less than the minimum specification, replace the cut-off seal spring.
Minimum projection
0.5 mm {0.02 in}


Side Seal Spring

1.  Assemble the side seal spring into the rotor.

2.  Assemble the side seal into the rotor.

3.  Measure the side seal projection using a vernier caliper.

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•  If it is less than the minimum specification, replace the side seal spring.
Minimum projection
0.5 mm {0.02 in}


Corner Seal Spring

1.  Assemble the corner seal spring into the rotor.

2.  Assemble the corner seal into the rotor.

3.  Measure the corner seal projection using a vernier caliper.

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•  If it is less than the minimum specification, replace the corner seal spring.
Minimum projection
0.5 mm {0.02 in}


Apex Seal Spring

Note
•  Inspect the long apex seal spring.

1.  Measure the height of the apex seal spring using a vernier caliper with the spring placed on a surface plate.

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•  If it is less than the minimum specification, replace the apex seal spring.
Standard height
5.4 mm {0.213 in}
Minimum height
3.5 mm {0.148 in}