Unloader
(1) Unloader body.
(2) Expander spring.
(3) Diaphragm.
(4) Valve disc.
(5) Retainer ring.
(6) Bushing.
(7) Unloader pin spring.
(8) Unloader pin.
1. Remove bushings (6). (Some style unloader assemblies will have snap rings holding the bushings in place. A pair of snap ring pliers will be required to remove these retaining rings.)
2. Remove valve discs (4) and diaphragms (3) from the unloader body (1). Discard diaphragms (3) and expander springs (2).