TM 9--2350--292--20--2
0378 00--2
BRAKE POWER BOOST HYDRAULIC MANIFOLD REPAIR (OLD
CONFIGURATION) -- CONTINUED
0378 00
Removal
1. Disconnect wiring harness 4W100 connector P1 (1) from pressure switch (2).
2. Disconnect wiring harness 4W100 wire 48 (3) from pressure switch lead (4).
3. Disconnect wiring harness 2W601 wire 591 (5) from pressure switch lead (6).
4. Remove pressure gauge (7) and preformed packing (8) from power boost hydraulic manifold (9). Discard packing
preformed.
5. Disconnect hose #444 (10) from adapter (11) and adapter (12). Remove adapter (11) and preformed packing (13)
from power boost hydraulic manifold (9). Discard preformed packing.
6. Remove two screws (14), two lockwashers (15), two flat washers (16) and pressure switch (2) from pressure
switch bracket (17). Remove adapter (12) from pressure switch (2). Discard lockwashers.
7. Remove two screws (18), two lockwashers (19), two flat washers (20) and pressure switch bracket (17) from sup-
port (21). Discard lockwashers.
8. Remove pressure switch (22), adapter (23), adapter (24) and preformed packing (25) from power boost hydraulic
manifold (9). Discard preformed packing.
9. Remove two screws (26), two lockwashers (27), two flat washers (28) and power boost hydraulic manifold (9)
from plate assembly (29). Discard lockwashers.
Figure 167
3
4
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6
9
FORWARD
7
8
2
10
11
12
1
22
23
24
25
29
13
26
27
28
14
15
16
18
19
20
17
21