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TM 10-4320-342-24
4-3. DIFFUSER HOUSING ASSEMBLY REPAIR - continued.
CAUTION
When machining out the bronze wear ring, do not machine into diffuser housing or
damage will occur.
(3)
Machine out the bronze wear ring (1) from the diffuser housing (2).
c.
REPAIR.
Repair is limited to replacement of damaged or defective components.
d.
ASSEMBLY.
(1)
Cool the new bronze wear ring (1) in liquid nitrogen and install it in diffuser housing (2).
(2)
Install spring pins (3) in diffuser housing (2).
NOTES
·
Machine bronze wear ring to 2.625/2.627 inch on the 200 GPM suction manifold,
P/N 43865.
·
Machine bronze wear ring to 3.812/3.814 inch on the 600 GPM suction manifold,
P/N 4399-1.
(3)
When diffuser housing (2) and bronze wear ring (1) has warmed to ambient temperature, finish machining inside
diameter of bronze wear ring.
(4)
Install studs (4) in diffuser housing assembly (2).
Figure 4-2. Diffuser Housing Assembly Repair
4-5
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