Tag Axle Control Valve; Parking Brake Control Valve; Preheater Timer; Utility Compartment - PREVOST X3-45 COACH 2018 Operator's Manual

4

TAG AXLE CONTROL VALVE

C ONTROL VALVES
3 2 T

PARKING BRAKE CONTROL VALVE

5
Spring-loaded parking brakes are applied by pulling up the control valve knob and protector
assembly. Lift the safety cover and push down to release brakes. Refer to
chapter.
EQUIPMENT
6

PREHEATER TIMER

Use the timer to program the start time of the optional engine coolant preheater. Refer to
chapter and supplied manufacturer's manual for additional information.
FEATURES

UTILITY COMPARTMENT

7
To open the compartment, lift the cover.
8

12-VOLT POWER OUTLET

This 12 volts DC power outlet can be used to power small 12 volt DC appliances such as a cellular
phone. The maximum power consumption allowed for appliances plugged in this socket is 130
watts.

ON BOARD DIAGNOSTIC RECEPTACLE

To ease troubleshooting, you can connect a
diagnostic tool through the OBD receptacle to
access recorded data. The OBD receptacle is
located under the dashboard, on the left side.
Lift the tag axle by pushing the lever forward.
Pulling the lever back will lower the tag axle.
Refer to "Other Features" chapter for additional
information.
AUTOMATIC UNLOAD
To reduce the turning radius, the air springs
pressure will be automatically reduced by 75%
when the coach is moving at speed lower than 5
mph (8 km/h) and with more than 1½ turn from
the steering.
12129_EN
PA1627 X3-45 Operator's Manual
Controls and Instruments
SAFETY FEATURES AND
4-9
OTHER