CHASSIS - INTRODUCTION ............................. 198
AIR SUPPLY SYSTEM ...................................... 198
Air Governor .............................................. 199
Air Storage Tanks ....................................... 199
Air Fittings.................................................. 200
Air Coupler - Universal ............................... 200
Air System - Charging (External)................. 201
Air System Test .......................................... 201
AIR DRYER ...................................................... 203
Desiccant Cartridge .................................... 203
Desiccant-Type Air Dryer ............................ 204
Air Dryer Cycle ........................................... 204
AIR SPRING INSPECTIONS ............................. 204
HEIGHT CONTROL VALVES .............................. 205
BRAKE SYSTEMS ............................................ 205
Air Brakes .................................................. 205
Park & Emergency Brake System ............... 206
Automatic Slack Adjuster ........................... 206
Brake Systems - Backup ........................... 206
BRAKE - AUXILIARY ........................................ 207
Exhaust Brake ............................................ 207
ABS/ATC SYSTEM ........................................... 207
FRONT AXLE ................................................... 210
Alignment .................................................. 210
Lubrication Maintenance Safety .................. 211
Steering Components ................................. 211
Steering Column ........................................ 212
Drag Link ................................................... 212
Center Link ................................................ 212
Steering Spindles ....................................... 213
Control Arm Bushings ................................ 213
STEERING GEAR.............................................. 213
DRIVE AXLE & DRIVE SHAFT .......................... 213
TAG AXLE (42' Only) ........................................ 215
Tag Axle Switch .......................................... 215
Adjusting Tag Axle Load ............................. 216
Tag Axle Lubrication ................................... 216
Oil Change Intervals ................................... 217
DRUM BRAKE MAINTENANCE ......................... 217
SHOCK ABSORBER .......................................... 217
LEVELING - HYDRAULIC ................................. 218
Prior to Leveling ......................................... 219
Manual Leveling ......................................... 219
Automatic Leveling ..................................... 220
Retracting Leveling Jacks ........................... 220
AIR LEVELING ................................................ 221
Automatic Air Leveling................................ 222
Manual Air Leveling .................................... 222
Travel Mode ............................................... 223
Service ...................................................... 223
ENGINE - GENERAL INFORMATION ................. 223
STARTING PROCEDURE .................................. 224
Normal Starting .......................................... 224
Cold Weather ............................................. 225
ENGINE OIL ..................................................... 226
ENGINE SHUTDOWN ....................................... 227
Extended Engine Shutdown ........................ 227
COOLANT SYSTEM .......................................... 227
Radiator/Charge Air Cooler ......................... 229
TRANSMISSION .............................................. 230
Shift Selector ............................................. 230
Check Trans Indicator ................................. 231
Periodic Inspections ................................... 232
TRANSMISSION FLUID & FILTERS .................. 232
FUEL SYSTEM ................................................. 234
Fuel Requirements ...................................... 234
Fuel Tank .................................................... 235
Fuel Sender ................................................ 235
Fuel Lines & Hoses .................................... 236
Fuel Filters ................................................. 236
HYDRAULIC SYSTEM ...................................... 236
Hydraulic Pump ......................................... 237
Hydraulic Cooler ........................................ 237
Hydraulic Fan System ................................. 237
Thermovalve .............................................. 238
Switching Valve .......................................... 238
Fan Motor .................................................. 238
Hydraulic Filter – Remote Mount ................. 238
Hydraulic Reservoir/Filter ........................... 239
AIR FILTER ...................................................... 239
Changing the Filter ..................................... 239
Air Filter Minder .......................................... 239
CATERPILLAR REGENERATION SYSTEM ......... 240
CRS Indicator Lights .................................. 240
LUBRICATION MAINTENANCE ......................... 241
LUBRICATION CHARTS .................................... 244
38'-40' Models ........................................... 244
42' Models ................................................. 246
ENGINE DRIVE BELT DIAGRAM ....................... 248
SPECIFICATION CHARTS ................................. 248
Tank Capacities .......................................... 248
Engine Specifications ................................. 248
Chassis Fluid Capacities ............................. 248
Generator Specifications ............................ 249
Belts & Filters ............................................. 249
BATTERY SPECIFICATION CHARTS ................. 250
MAINTENANCE RECORDS ............................... 251
WEIGHT RECORD SHEETS .............................. 254
2008 Contessa
CHassis information — seCtion 10
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