TM 55-2210-223-12
TO 45A2-2-14-41
4-25. SAND CONTROLLER (cont)
CLEANING, INSPECTION, AND REPAIR (cont)
11.
Inspect parts for cracks, breaks, and damage. Inspect gate seat, gasket, and seals for serviceability.
12.
Repair consists of replacement of damaged parts.
ASSEMBLY
13.
Install two seals (27) on sand controller valve (25). Position sand controller valve in sand controller body (26).
14.
Install controller retainer (24), lockwasher (23), and screw (22).
15.
Install pipe plug (21).
16.
Install gasket (20) in delivery flange assembly (19). Install delivery flange assembly on sand controller body (26).
17.
Install two O-rings (18) on two pivot pins (16). Position gate (17) in sand shutoff body (12) and install pivot pins.
Install two roll pins (15).
18.
Install gate seat (14).
19.
Position gasket (13) and install shutoff body (12) on sand controller body (26). Install four lockwashers (11) and
nuts (10).
INSTALLATION
20.
Position sand controller (9) on adapter flange and install four nuts (7) and lockwashers (8).
21.
Install nipple (6). Install hose (5) on nipple and tighten hose clamp (4).
22.
Apply antiseize tape to threads and install street elbow (3) and male half union (2). Connect tube nut (1).
23.
Start locomotive (para 2-11). After air pressure buildup, check sand controller for proper operation.
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