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7-6
25B Air Motor and Air Valve 25B 4:1 Hydraulic Section Repair
Type G Packing Gland Rebuild
Use the Type G hydraulic service kit to rebuild Type G packing glands as shown in Figure
7-4. Lubricate the U-cups with O-ring lubricant before installing them.
The Type G hydraulic service kit does not include the gland housing or retaining ring (2E).
Reuse your existing housing and retaining ring.
Install retaining ring
with sharp edge
away from U-cup
Figure 7-4 Type G Upper Packing Gland Rebuild
2A. O-ring 2C. Spacers 2E. Washer
2B. Back-up ring 2D. U-cup 2F. Retaining ring
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