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FIGURE 11: M-32
AND M-32QR
MODULATOR INSTALLATION
1. Install all air line fittings and plugs, making certain thread
sealing material does not enter the valve.
2. Install the assembled valve on the vehicle.
3. Reconnect both air lines to the valve using the identifi-
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.
8
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MODULATORS DIN SYMBOL
BW2335 © 2004 Bendix Commercial Vehicle Systems LLC 5/2004 Printed in U.S.A. All rights reserved.
Port Designation
Supply
Delivery 2
Exhaust 3
Electrical Control
Source
Hold
Exhaust 43
TECHNICAL INFORMATION
Porting
1
Supply Port (from brake, relay or quick
release valve) - 1/2" NPT
1
Delivery Port (brake actuator) - 1/2" NPT
Optional:
1
Push-to-connect for 1/2" tubing
2
NPT supply, PTC delivery
Solenoid Voltage:
Weight:
1.7 pounds
Maximum Operating Pressure: 150 psi Gauge
Operating Temperature Range:
Pressure Differential: 1 psi maximum (supply to delivery)
Mounting Hole Sizes: 0.33" diameter through body
1
41
42
12 Volts DC Nominal, optional
24 Volt available.
-40 to 185
degrees
Fahrenheit
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