7-2.
Impact Valve and Manifold
Replacement
a. Removal.
(1) Remove two screws (1). Remove impact valve
(2) from manifold (3).
(2) Remove two O-rings (4) from impact valve (2)
or manifold (3). Discard O-rings.
(3) Tag and disconnect hose (5) from manifold (3).
b. Installation.
(1) Wrap threads on plug (12) with antiseize tape.
(4) Tag and disconnect hose (6) from swivel (7).
Install plug in manifold (3).
(5) Remove swivel (7) from manifold (3).
(2) Install manifold (3) on bracket (11) using two
(10). Remove manifold (3) from bracket (11). Discard lock-
(3) Wrap male threads on swivel (7) with antiseize
washers.
tape. Install swivel in manifold (3).
(7) Remove plug (12) from manifold (3).
(4) Connect hose (6) to swivel (7). Remove tag.
(5) Connect hose (5) to manifold (3). Remove tag.
(6) Install two new O-rings (4) in impact valve (2).
(7) Install impact valve (2) on manifold (3) using
two screws (1).
9