5-5.
Impact
Valve
Hoses
and
Fittings
Replacement
a. Removal.
(1)
Disconnect hose (1) from swivel (2) and
impact valve manifold (3). Remove hose.
(2)
Disconnect hose (4) from swivel (5) on
impact valve manifold (3) and elbow (6) on hose
bulkhead (7). Remove hose.
(3)
Remove swivel (5) from impact valve
manifold (3).
(4)
Remove elbow (6) from hose bulkhead
(7).
(5)
Disconnect hose (8) from swivel (9) on
drifter (10) and hose bulkhead (7). Remove hose.
(6)
Remove swivel (9) from drifter (10).
b.
Installation.
(1)
Wrap male threads of swivel (9) with
antiseize tape. Install swivel in drifter (10).
NOTE
Ensure that ho4se is not twisted or
kinked after installation.
(2)
Wrap threads on hose (8) (where it
connects to hose bulkhead) with antiseize tape. Connect
hose to hose bulkhead (7) and swivel (9) on drifter (10).
(3)
Wrap male threads of elbow (6) with
antiseize tape. Install elbow in hose bulkhead (7).
(4)
Wrap male threads of swivel (5) with
antisei7e tape. Install swivel in impact valve manifold
(3).
NOTE
Route hose behind feedshell so that it
will not interfere with drifter movement.
Ensure that hose Is not twisted or kinked
after installation.
(5)
Connect hose (4) to swivel (5) on impact
valve manifold (3) and elbow (6) on hose bulkhead (7).
(6)
Connect hose (1) to impact valve manifold
(3) and swivel (2).
5-6. Air Inlet Tee and Fittings Replacement
a.
Removal.
(1)
Disconnect crawler air hose (1) from
swivel (2).
(2)
Remove swivel (2) from tee (3)
(3)
Disconnect impact valve hose (4) from
swivel (5)
(4)
Remove swivel (5) and bushing (6) from
tee (3).
(5)
Unscrew and remove gage (7) from tee
(3).
(6)
Remove tee (3) from bushing (:).
(7)
Remove bushing (8) from nipple (9).
(8)
Remove nipple (9) from valve manifold
(10).
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