Nexen 5H70PSP 914000 - Manual (Page 12)

12 FORM NO. L-20060-U-1209
3. Piston Bearing (Item 12).
a. Remove Retaining Ring (Item 14).
b. Press Hub (Item 1) out of Piston (Item 3) and Piston
Bearing (Item 12).
c. Remove Retaining Ring (Item 13).
d. Press Bearing (Item 12) out of Piston (Item 3).
e. Clean Bore of Piston with fresh safety solvent.
f. Apply Loctite ® 680 to O.D. of new Bearings and
press new Bearing into Piston.
nOTe: When installing new Bearings, carefully
align Bearing O.D. with the Piston bore
to prevent slivers of aluminum from
getting trapped under the bearing and
causing misalignment.
g. Install Retaining Ring (Item 13).
h. Supporting the inner race of the new Bearing; press
the Hub into the new Bearing and Piston.
i. Replace Retaining Ring (Item 14).
C. reaSSeMBly.
refer to Figures 8-10.
1. Coat O-Ring surfaces of Piston (Item 3) and Cylinder
(Item 2) with a thin film of O-Ring lubricant.
2. Coat O-Rings (Items 15 & 16) with a thin film of O-Ring
lubricant
3. Install new O-Rings.
4. Coat Hub Spline Teeth with ‘Never-Seez’ ® .
5. Slide Cylinder Assembly onto Hub and Piston
Assembly.
NOTE: Hub Keyway must be directly opposite the two
closely spaced Detent Holes of Drive Ring.
FIGure 7
1
3
12
14
13
O-Ring
(Item 16)
O-Ring
(Item 15)
Cylinder
Assembly
Lubricate Spline
with
"Never-Seez" ®
Piston and
Hub Assembly
FIGure 8
CAUTION
Working with spring loaded or tension
loaded fasteners and devices can cause
injury. Wear safety glasses and take the
appropriate safety precautions.
ParTS rePlaCeMenT (continued)