PREVOST LE MIRAGE XLII BUS SHELLS User Manual

SECTION 07: TRANSMISSION
PA1553
1
CONTENTS
1. DESCRIPTION ......................................................................................................................................3
1.1 ALLISON AUTOMATIC TRANSMISSION..................................................................................................3
1.1.1 Retarder (if applicable)............................................................................................................3
2. WELDING PROCEDURES ...................................................................................................................4
3. ALLISON TRANSMISSION MAINTENANCE.......................................................................................4
3.1 MANUAL FLUID LEVEL CHECK ............................................................................................................4
3.2 COLD CHECK....................................................................................................................................4
3.3 HOT CHECK......................................................................................................................................5
3.4 FLUID LEVEL CHECK USING THE PUSHBUTTON SHIFT SELECTOR ........................................................5
3.5 IMPORTANCE OF PROPER FLUID LEVEL ..............................................................................................6
3.6 KEEPING OIL CLEAN..........................................................................................................................6
3.7 RECOMMENDED AUTOMATIC TRANSMISSION FLUID.............................................................................6
3.8 OIL CONTAMINATION .........................................................................................................................7
3.9 METAL PARTICLES ............................................................................................................................7
3.10 COOLANT LEAKAGE...........................................................................................................................7
3.11 OIL AND FILTER CHANGE...................................................................................................................9
4. INSTALLATION OF ALLISON TRANSMISSION BRACKETS............................................................10
5. ALLISON TRANSMISSION REMOVAL .............................................................................................10
6. TRANSMISSION OIL COOLER REMOVAL.......................................................................................12
6.1 TRANSMISSION WITHOUT RETARDER ...............................................................................................12
6.2 TRANSMISSION WITH RETARDER .....................................................................................................12
7. CLEANING AND INSPECTION OF THE ALLISON AUTOMATIC TRANSMISSION .......................12
7.1 BREATHER......................................................................................................................................13
8. ALLISON TRANSMISSION INSTALLATION.....................................................................................13
9. TROUBLESHOOTING ........................................................................................................................14
9.1 ALLISON AUTOMATIC TRANSMISSION................................................................................................14
9.1.1 4
th
Generation Transmission Control Module........................................................................14
9.1.2 Diagnostic Troubleshooting Codes (DTC) — Allison 4th Generation Controls ....................14
9.1.3 Diagnostic Codes – Allison 4
th
Generation Controls.............................................................15
9.1.4 Diagnostic Code Display And Clearing Procedure – Allison 4
th
Generation Controls..........15
9.1.5 Diagnostic Code Response...................................................................................................16
9.1.6 Diagnostic Troubleshooting Codes (DTC) List - Allison 4
th
Generation Controls .................17
10. SPECIFICATIONS...........................................................................................................................20
ILLUSTRATIONS
FIGURE 1: ALLISON TRANSMISSION ...................................................................................................................3
FIGURE 2: ALLISON TRANSMISSION CONTROL PAD..............................................................................................3
FIGURE 3: OIL LEVEL DIPSTICK (AUTO. TRANS.) .................................................................................................4
FIGURE 4: COLD CHECK ...................................................................................................................................5
FIGURE 5: HOT CHECK .....................................................................................................................................5
FIGURE 6: DRAIN PLUG AND FILTERS .................................................................................................................9
FIGURE 7: ALLISON TRANSMISSION BRACKETS.................................................................................................10
FIGURE 8: DETAILS FOR XLII VEHICLES ............................................................................................................11

PREVOST LE MIRAGE XLII BUS SHELLS Specifications

General

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