PREVOST LE MIRAGE XLII BUS SHELLS User Manual

SECTION 06: ELECTRICAL
PA1553
1
CONTENTS
1. GENERAL DESCRIPTION....................................................................................................................5
1.1 WIRING DIAGRAMS............................................................................................................................5
1.1.1 Using Wiring Diagram .............................................................................................................5
1.1.2 Testing Circuits........................................................................................................................6
1.2 WIRE SIZES AND COLORS..................................................................................................................6
1.3 SPARE WIRES...................................................................................................................................6
1.4 CLEANING CONNECTORS...................................................................................................................7
1.5 CIRCUIT BREAKERS...........................................................................................................................7
1.6 MULTIPLEX FUSES ............................................................................................................................7
1.7 RELAYS............................................................................................................................................7
1.8 PRECAUTIONS...................................................................................................................................8
2. XLII MOTORHOMES ELECTRICAL COMPARTMENTS AND JUNCTION BOXES ........................10
2.1 MAINTENANCE ................................................................................................................................11
2.2 REAR JUNCTION BOX ......................................................................................................................11
2.3 CIRCUIT BREAKERS.........................................................................................................................12
2.4 A/C JUNCTION BOX.........................................................................................................................13
2.5 FRONT ELECTRICAL & SERVICE COMPARTMENT ...............................................................................13
2.6 ENGINE COMPARTMENT (REAR START PANEL).................................................................................14
2.7 WIPER CONTROL PANEL .................................................................................................................14
3. BATTERIES.........................................................................................................................................14
3.1 BATTERY DISCHARGE PROTECTION .................................................................................................15
3.2 MAIN BATTERY RELAYS...................................................................................................................15
3.3 BATTERY REMOVAL AND INSTALLATION ............................................................................................16
3.4 BATTERY RATING............................................................................................................................17
3.5 BATTERY TESTING ..........................................................................................................................17
3.5.1 Visual Inspection ...................................................................................................................18
3.5.2 Removing Surface Charge....................................................................................................18
3.5.3 Load Test...............................................................................................................................18
3.5.4 Testing Battery Cables..........................................................................................................18
3.6 BATTERY CHARGING .......................................................................................................................19
3.6.1 Battery Charging Guide.........................................................................................................20
3.6.2 Emergency Jump Starting With Auxiliary (Booster) Battery. ................................................20
3.7 CLEANING AND INSPECTION.............................................................................................................21
3.8 COMMON CAUSES OF BATTERY FAILURE..........................................................................................22
3.9 TROUBLESHOOTING ........................................................................................................................22
3.10 "BAT" BATTERY VOLTAGE INCORRECT TELLTALE LIGHT ....................................................................22
3.10.1 "Bat" Telltale Light Definitions ...............................................................................................22
4. TROUBLESHOOTING AND TESTING THE MULTIPLEX VEHICLES..............................................23
4.1 ELECTRICAL SYSTEM DIAGNOSTIC ...................................................................................................23
4.2 PROBING VOLTAGE ON THE MULTIPLEX CIRCUITS............................................................................23
4.3 CAN NETWORK ...............................................................................................................................24
4.3.1 Can Connection On The Telltale Panel And The Hvac Control Unit ....................................24
4.3.2 Spare Can .............................................................................................................................24
4.4 TEST MODE FOR SWITCHES AND SENSORS .....................................................................................24
4.4.1 Information Available And Impact On The Functions In Switch/Sensor Test Mode .............24
4.5 TEST MODE FOR ELECTRIC MOTORS...............................................................................................25
4.5.1 Test Sequence – MTH Equipped With Central HVAC System.............................................25
4.5.2 Test Sequence – MTH Equipped With Small HVAC System................................................26
4.6 CAN NETWORK LAYOUT AND TROUBLESHOOTING.............................................................................27
4.7 ROADSIDE TROUBLESHOOTING........................................................................................................28

PREVOST LE MIRAGE XLII BUS SHELLS Specifications

General

Brand	PREVOST
Model	LE MIRAGE XLII BUS SHELLS
Category	Buses
Language	English