MWO 5-2330-360-23-1
10. INSTALLATION PROCEDURE M870A1 BRAKE MOD (BENDIX) (Continued).
J.
Install New Spring Brake Emergency and Service Air Tubing
Refer to Figure 30.
Figure 30.
(1) (See View A). Disconnect the front air reservoir tank air line, 1/2" tube (1) from the spring brake valve front
port elbow (2). Remove elbow. Dispose of elbow as described in paragraph 8d.
(2) (See View B). Remove the airline 1/2" tube (3) from the large cross fitting (4) front port straight adapter (5).
Dispose of tube as described in paragraph 8d.
(3) (See View B). Remove the straight adapter (5), from the large cross fitting (4) front port. Dispose of straight
adapter as described in paragraph 8d.
(4) (Main View). Install new straight adapter(6), PN 222063. in the large cross fitting (4), front port.
(5) (Main View). Install elbow (8), PN 205102, in the spring brake valve (7) right front port, facing right.
(6) (See View C). Remove the short air line, 3/8" tube (9), from the spring brake valve (7) rear port. Set short air
line aside for reuse.
(7) (See View C). Remove the straight adapter (10), from the spring brake valve (7) rear port. Dispose of straight
adapter as describe in paragraph 8d.
(8) (See View D). Reinstall the short air line 3/8" tube (9), removed in paragraph 6 above, from the spring brake
valve (7) front port to the large cross fitting (4) front port.
(9) (Main View). Connect the front air reservoir tank air linel/2" tube (1) to the large cross fitting (4) right side
elbow (11).
31
