BENDIX M32 M32QR ANTILOCK MODULATOR ASSY Manual Download

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FIGURE 4: M-32

™

AND M-32QR

™

MODULATORS NON-ANTILOCK APPLICATION OF SERVICE BRAKES

FIGURE 5: M-32

™

AND M-32QR

™

MODULATORS NON-ANTILOCK BRAKE APPLICATION HELD POSITION

Supply or Hold

Diaphragm

Spring

Brake

Chamber

Brake
Valve

Exhaust

Diaphragm

Exhaust

Valve

Exhaust

Port

M-32

™

Modulator

M-32QR

™

Modulator

Bias

Valve

Delivery

Port

Supply

Port

Supply or Hold

Diaphragm

Spring

Brake

Chamber

Brake
Valve

Exhaust

Diaphragm

Exhaust

Valve

Exhaust

Port

Delivery

Port

Supply

Port

Supply or Hold

Diaphragm

Spring

Brake

Chamber

Brake
Valve

Exhaust

Diaphragm

Exhaust

Valve

Exhaust

Port

M-32

™

Modulator

M-32QR

™

Modulator

Bias

Valve

Delivery

Port

Supply

Port

Supply or Hold

Diaphragm

Spring

Brake

Chamber

Brake
Valve

Exhaust

Diaphragm

Exhaust

Valve

Exhaust

Port

Delivery

Port

Supply

Port

FIGURE 6: M-32

™

and M-32QR

™

MODULATORS “SLOW” NON-ANTILOCK EXHAUST OF SERVICE BRAKES

Supply or Hold

Diaphragm

Spring

Brake

Chamber

Brake
Valve

Exhaust

Diaphragm

Exhaust

Valve

Exhaust

Port

M-32

™

Modulator

M-32QR

™

Modulator

Bias

Valve

Delivery

Port

Supply

Port

Supply or Hold

Diaphragm

Spring

Brake

Chamber

Brake
Valve

Exhaust

Diaphragm

Exhaust

Valve

Exhaust

Port

Delivery

Port

Supply

Port

Summary of Contents for M32 M32QR ANTILOCK MODULATOR ASSY

Page 1: ...bers on the same side of a tandem axle the modulator is sometimes mounted ahead of a quick release valve which provides quick exhaust of service applications during normal braking In the case of indiv...

Page 2: ...K A wiring harness connects the vehicle modulators to the controller TheABS controller is able to simultaneously and independentlycontroltheindividualmodulators Whenvehicle power is supplied to theABS...

Page 3: ...Hold Diaphragm Spring Brake Chamber Brake Valve Exhaust Diaphragm Exhaust Valve Exhaust Port M 32 Modulator M 32QR Modulator Bias Valve Delivery Port Supply Port Supply or Hold Diaphragm Spring Brake...

Page 4: ...reapplication of air pressure to the brake actuator The solenoids in the modulator are controlled independently by the antilock controller ECU An experienced driver of a vehicle without ABS who encoun...

Page 5: ...solenoid allows application air to flow to the control side of the exhaust diaphragm which then seals the exhaust passage With the exhaust diaphragm seated further exhaust of brake chamber air pressur...

Page 6: ...ice technicians 1 Park the vehicle on a level surface and block or chock the wheels Release the parking brakes and build the air system to governor cut out 2 Turn the engine ignition key to the OFF po...

Page 7: ...it may whip Never remove a component or plug unless you are certain all system pressure has been depleted 8 Use only genuine Bendix replacement parts components and kits Replacement hardware tubing h...

Page 8: ...cation made during VALVE REMOVAL step 5 4 Reconnect the electrical connector to the modulator 5 After installing the valve test all air fittings for excessive leakage and tighten as needed TECHNICAL...

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BENDIX M32 M32QR ANTILOCK MODULATOR ASSY, Manual

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