b. Installation.
(1)
Wrap threads on nipple (9) with antiseize
tape. Install nipple in valve manifold (10).
(2)
Wrap male threads on bushing (8) with
antiseize tape. Install bushing on nipple (9).
(3)
Install tee (3) on bushing (8). Ensure that
mounting hole for gage (7) faces out.
(4)
Wrap male threads on bushing (6) with
antiseize tape. Install bushing in tee (3).
(5)
Wrap male threads on swivel (5) with
antiseize tape. Install swivel in bushing (6).
(6)
Connect impact valve hose (4) to swivel
(5).
(7)
Wrap male threads on swivel (2) with
antiseize tape. Install swivel in tee (3).
(8)
Connect crawler air hose (1) to swivel (2).
(9)
Wrap threads on gage (7) with antiseize
tape. Screw gage (7) into tee (3).
5-7.
Drifter Drill Replacement
a.
Removal.
(1)
Tag and disconnect air hoses from drifter
drill (1).
WARNING
Drifter drill is heavy (approx 288 lb). Use
an overhead hoist to remove drifter drill.
Secure drifter drill to overhead hoist
before removing mounting hardware.
Failure to follow this warning could result
in
personnel
injury
and
equipment
damage.
(2)
Remove four locknuts (2) and bolts (3).
Remove drifter drill from slabback (4). Discard locknuts.
b.
Installation.
(1)
Install drifter drill (1) on slabback (4) using
four bolts (3) and new locknuts (2).
(2)
Connect air hoses to drifter drill (1) and
remove tags.
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