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DISASSEMBLy AND REASSEMBLY
2. Pressure springs
Measure the free length, test force and squareness.
Replace the spring if any of these measurements
exceeds the service limit.
3. Pressure plate
Measure the thickness and flatness of the friction
surface.
Replace the plate if any of these
measurements exceeds the service limit.
Unit: mm (in.)
I
Item
I
Assembly standaid
I
Service limit
1
b~icimess of
I
~tion surface
20.2 (0.795)
19.7 (0.776)
1
O.05to0.15
~ Flatness
(0.0020 to 0.0059)
L
0.30(0.0118)
4. Mating plates
Measure the thickness and flatness of the fricrion
surface.
Replace the plates if any of these
measurements exceeds the service limit.
Unit: mm (in.)
I
Item
j
Assembly standard
Service linñt
j
Thickness of
I
[~~tion surface
13.0 (0.5 12)
12.5 (0.492)
I
0.O5toO.10
~ ~atness
(0.0020 to 0.0039)
0.20 (0.0079)
-J
76
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