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BENDIX D-2 GOVERNOR Manual

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®
®
Bendix
D-2
Governor
16
4
13
14
UPPER SPRING
ADJUSTING
WASHER
RETAINING
12
SEAT
SCREW
RING
O-RING
1
3
RETAINING
LOCKNUT
11
RING
PISTON
COVER
10
17
2
INLET/
PRESSURE SETTING
BODY
EXHAUST
SPRING
VALVE
19 LOWER
SPRING SEAT
EXHAUST
18
PORT
SPRING GUIDE
19 LOWER
SPRING SEAT
8 O-RING
9
INLET/EXHAUST
6
12 O-RING
COVER VALVE
EXHAUST
5
SPRING
STEM
UNLOADER
MOUNTING
EXHAUST
PORTS (3)
HOLES
STEM
15
(2)
RETAINING
8
RING
O-RING
7
9
FILTERS
INLET/EXHAUST
VALVE SPRING
RESERVOIR
15
PORTS (3)
10
RETAINING
11
INLET/EXHAUST
RING
PISTON
VALVE
FIGURE 1 - D-2
GOVERNOR
CLEAR/BLACK
BLUE
NONMETALLIC
NONMETALLIC
5
BLACK
WITH O-RING
5
RUBBER
11
11
15
20
O-RING
NONMETALLIC
METALLIC
FIGURE 2 - TYPES OF COVERS
FIGURE 3 - TYPES OF PISTONS
DESCRIPTION
The D-2
governor, operating in conjunction with the unloading
D-2
governors are provided with mounting holes which allow
mechanism, automatically controls the air pressure in the
direct mounting to the compressor or remote mounting.
air brake or air supply system between a maximum (cut-
Porting consists of three reservoir ports (1/8 inch P.T.),
out) pressure and a minimum (cut-in) pressure. The
three unloader ports (1/8 inch P.T.) and one exhaust port
compressor runs continually while the engine runs, but the
(1/8 inch P.T.).
actual compression of air is controlled by the governor
actuating the compressor unloading mechanism which stops
or starts the compression of air when the maximum or
minimum reservoir pressures are reached.
1

   Summary of Contents for BENDIX D-2 GOVERNOR

  • Page 1

    ® ® ™ Bendix Governor UPPER SPRING ADJUSTING WASHER RETAINING SEAT SCREW RING O-RING RETAINING LOCKNUT RING PISTON COVER INLET/ PRESSURE SETTING BODY EXHAUST SPRING VALVE 19 LOWER SPRING SEAT EXHAUST PORT SPRING GUIDE 19 LOWER SPRING SEAT 8 O-RING...

  • Page 2

    OPERATING TESTS or remanufactured unit, or repaired with genuine Bendix parts Start the vehicle engine and build up air pressure in the air available at authorized Bendix parts outlets.

  • Page 3

    Remove the lock nut (3), then the hex-shaped upper system pressure has been depleted. spring seat (16) from the adjusting screw (4). Remove 8. Use only genuine Bendix ® replacement parts, components and kits. Replacement hardware, the pressure setting spring (17), lower spring seat (19), tubing, hose, fittings, etc.

  • Page 4

    1-7/8 inches. Install the lock nut (3). BW1425 © 2004 Bendix Commercial Vehicle Systems LLC. All rights reserved. 3/2004 Printed in U.S.A.

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