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Page Title:
THREE-WAY FLOW CONTROL VALVE -- REPLACE |
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 TM 55-4920-426-13&P
3-89
THREE-WAY FLOW CONTROL VALVE -- REPLACE
3-89
Installation
This task covers:
INITIAL SETUP
Equipment
Condition
Condition
Para
Description
Personnel Required
Valve removed
68H Aircraft Pneudraulic
Repairman
Materials/Parts
Tools
"O" ring-Part Number
Kit, NSN 5180-00-323-4891
1-1/4 in. open end wrench
79009-203-2
1-1/2 in. open end wrench
Valve-Part Number 79009-203
INSTALLATION
a.
Replace "O" rings if adapters are removed
b.
Align holes in instrument panel with mounting holes in the three-way flow control valve.
c.
Place hex head bolt through washer, panel and into valve mounting holes and tighten.
Remove the bolt and flatwasher that secures handle. Do not change the position of the positioning
d.
washer. Install handle and secure with flatwasher and bolt.
Install tubing nut on valve adapter and tighten.
e.
f.
Install outlet tubing nut on valve elbow and tighten.
Install inlet tubing nut on valve adapter and tighten.
g.
h.
Tighten outlet tubing nut and inlet tubing nut. Use 1- inch open end wrench.
i.
Tighten bypass tubing nut. Use 1- inch open and wrench.
Perform functional test, Para. 2-8.
j.
END OF TASK
3-140
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