Cleaning & inspection – Bendix Commercial Vehicle Systems MV-3 DASH CONTROL MODULE 3/04 User Manual
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FIGURE 6 -
Bendix
®
MV-3
®
dash Control Module
Parts exPloded View
2
3
16
16
14
14
18
19
19
18
15
5
15
21
20
12
21
20
12
17
13
24
23
22
ValVe BoDY
10
9
8
11
7
6
4
1
DISASSEMBly OF ThE BENDIx
®
MV-3
®
VAlVE
1. Remove the red (1) and yellow (2) buttons from the
stems of the spools on the Bendix
®
MV-3
®
valve by
turning in a counterclockwise direction.
2. Remove and save the mounting hardware from the four
corners of the cover plate (3).
3. If removing the valve from the vehicle, remove and
identify the air lines from the back of the valve.
4. Remove the six Phillips head screws (4) from the cover
plate (3) and carefully remove the cover plate (3) from
the valve.
5. Remove the cap (5) and o-ring (6) from the bore of the
tripper valve. Remove the piston (7), spring (8), spring
(9) and check valve (10). These parts will all fall out of
the cavity of the MV-3 valve by tilting the body forward.
Remove the o-ring (11) from its groove on the piston
(7).
6. Remove the two main spools from the body of the MV-3
valve by grasping the stem and pulling firmly. Remove
the two springs (12) from the bottom of each spool
cavity.
7. Pull the guide spool (14) over the threaded end of one
of the plungers (15). Remove the o-ring (16) from the
guide spool (14). Remove o-rings (18, 19 & 20) and
the exhaust seal (21) from the plunger.
8. Repeat Step 7 on the remaining spool assembly.
9. Remove the retaining ring (22) from the cavity of the
MV-3 valve body that contains the dual circuit supply
valve.
10. Pull the check valve seat assembly (23) from the valve.
Remove the two o-rings (24 and 13) from the check
valve assembly. Remove the check valve (17) from
the MV-3 valve body.
ClEANINg & INSPECTION
The non-metallic components which comprise most of the
parts of the MV-3 valve should not be immersed in any
solvent type cleaner. Old lubricant should be wiped out
with a clean dry cloth.
If any visible damage to the body or the spools can be
detected, the complete unit must be replaced.