BENDIX MV-1 MODUTROL Odniesienie - Strona 2

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The optional lever type valves housed in the auxiliary control
module consist of one or two lever type valves which may be
used to control any on/off type auxiliary devices such as a
sliding fifth wheel, inter-axle lockout, etc.
OPERATING MODE
NORMAL RUN
SYSTEM PARK
(POSSIBLY AUTOMATIC IF
SUPPLY PRESSURE IS
LOW.)
TRAILER PARK
(POSSIBLY AUTOMATIC IF
SUPPLY PRESSURE IS
LOW.)
TRAILER RE-SUPPLY
FIGURE 2 - MODUTROL OPERATING MODES
2
V-1
BUTTON IN. DELIVERY
SUPPLIES BOTH SECTIONS
™
™
OF V-3 (PP-8
AND SV-1
VALVE).
BUTTON IN. DELIVERY
SUPPLIES BOTH SECTIONS
OF V-3 (PP-8
™
AND SV-1
™
VALVE).
BUTTON OUT. EXHAUSTS
ALL SUPPLY AIR FROM V-3
™
™
(PP-8
AND SV-1
VALVE).
BUTTON IN. DELIVERY
SUPPLIES BOTH SECTIONS
™
™
OF V-3 (PP-8
AND SV-1
VALVE).
The function as the lever type valves is similar to the Bendix
™
TW-1
control valve. One or both of the valves may be utilized
and, if required, a nonfunctional spool insert may be replaced
by a functional spool insert at any time. Port identification
for the push-pull module is shown on Fig. 6 and for the
auxiliary module on Fig. 9.
V-2
BUTTON IN. DELIVERY TO
TRACTOR SPRING BRAKES
AND TO PILOT SECTION
™
OF PILOT VALVE (SV-1
).
TRACTOR BRAKES
RELEASED.
BUTTON OUT. EXHAUSTS
AIR FROM TRACTOR
SPRING BRAKES AND
FROM PILOT SECTION OF
PILOT VALVE (SV-1
™
).
TRACTOR BRAKES
APPLIED.
BUTTON IN. DELIVERY TO
TRACTOR SPRING BRAKES
AND PILOT SECTION
™
(SV-1
). TRACTOR BRAKES
RELEASED.
BUTTON OUT. EXHAUST
AIR FROM TRACTOR
SPRING BRAKES AND
FROM PILOT SECTION
(SV-1
™
).
TRACTOR BRAKES
APPLIED.
V-3
BUTTON OUT. UPPER
PORTION BLOCKS SUPPLY
AIR FROM V-1.
LOWER PILOT VALVE
™
(SV-1
) HELD OPEN BY
DELIVERY FROM V-2
PERMITTING V-3 DELIVERY
TO TRAILER SUPPLY LINE.
TRAILER BRAKES
RELEASED.
BUTTON OUT. UPPER
PORTION BLOCKS SUPPLY
AIR FROM V-1.
LOWER PILOT VALVE
(SV-1
™
) IN EXHAUST
POSITION EXHAUSTING AIR
FROM TRAILER SUPPLY
LINE. TRAILER BRAKES
APPLIED.
BUTTON IN OR OUT. NO
SUPPLY AIR.
™
PILOT VALVE (SV-1
) IN
EXHAUST POSITION
VENTING TRAILER
SUPPLY LINE.
TRAILER BRAKES
APPLIED.
BUTTON IN. SUPPLY AIR
FROM V-1 IS DELIVERED
THROUGH UPPER CAVITY
TO TRAILER SUPPLY LINE.
TRAILER BRAKES
RELEASED.
®