Peterbilt Model 320 Operator's Manual after 8-07 - Peterbilt Motors ...
Peterbilt Model 320 Operator's Manual after 8-07 - Peterbilt Motors ... Peterbilt Model 320 Operator's Manual after 8-07 - Peterbilt Motors ...
Setting Ride Height PART 7: STARTING & OPERATING THE VEHICLE NOTE: Suitable wheel chocks are at a minimum an 18-inch (46 cm) long 4x4. 02939 Opening Drains 4. Secure the vehicle. Close all the windows and lock all the doors. 02938 Blocked Wheels 3. Drain water from the air reservoirs. While the engine and air supply system are still warm, drain moisture from the air reservoirs. Open the reservoir drains just enough to drain the moisture. Don’t deplete the entire air supply. Be sure to close the drains before leaving the vehicle. Setting Ride Height Vehicles equipped with rear air suspensions have their ride height and axle (pinion) angle(s) preset at the factory. These are precision settings and should not be altered. Incorrectly adjusted ride height may result in improper interaxle U-joint working angles. This can result in premature driveline wear and driveline vibration. If your vehicle is equipped with a Peterbilt rear air suspension, and if – 100 – Y53-6015 R(08/07)
PART 7: STARTING & OPERATING THE VEHICLE Setting Ride Height it becomes necessary to reset the ride height, you may temporarily set it by following the next procedure. Proper ride height measurement and values are shown in the illustration and table below. Proprietary Rear Air Suspension Ride Height [inches (mm)]* Low Air Leaf 6.50 (165) 8.50 (216) Low Low Air Leaf N/A 6.50 (165) FLEX Air N/A 8.50 (216) *These values are for a fully laden vehicle Follow this procedure to temporarily set ride height. ride_height_2 Ride Height Measurement (Location for Tandem Axles Shown) Proprietary Rear Air Suspension Ride Height [inches (mm)]* Single Drive Tandem Drive Air Leaf N/A 11.70 (297) Air Trac 11.00 (279) 11.00 (279) WARNING! To prevent possible injury and damage to property, ensure that a vehicle is parked and the wheels chocked before beginning this procedure. CAUTION: Completing this procedure will enable you to safely reach the nearest authorized Peterbilt repair facility to have ride height and pinion angle reset using the proper equipment and technique. Do this as soon as possible to avoid potential driveline damage. 1. Ensure the air supply and delivery plumbing of the height control valve is consistent with the following illustrations. R(08/07) Y53-6015 – 101 –
- Page 54 and 55: Water Temperature Gauge cept for ce
- Page 56 and 57: Front Drive Axle or Rear Drive Axle
- Page 58 and 59: Air Filter Restriction Indicator Ga
- Page 60 and 61: Mirrors Mirrors WARNING! Optional c
- Page 62 and 63: Lap/Shoulder Belt PART 5: SEAT AND
- Page 64 and 65: Proper Safety Belt Adjustment PART
- Page 66 and 67: Pregnant Women PART 5: SEAT AND RES
- Page 68 and 69: Tether Belts PART 5: SEAT AND RESTR
- Page 70 and 71: Inspection of the Restraint System
- Page 72 and 73: Inspection of the Restraint System
- Page 74 and 75: Checking Under the Hood or Cab PART
- Page 76 and 77: After Engine Warmup 17.Check spring
- Page 78 and 79: Engine Warmup If the engine still w
- Page 80 and 81: Transmission Warmup CAUTION: The us
- Page 82 and 83: Shifting Gears in a New Vehicle CAU
- Page 84 and 85: Operating the Clutch service depart
- Page 86 and 87: Dual Range (Two Speed) Axles WARNIN
- Page 88 and 89: Automatic and Automated Transmissio
- Page 90 and 91: If Your Vehicle Must Be Towed PART
- Page 92 and 93: Anti-Lock Braking System Operating
- Page 94 and 95: ABS Warning Lamps PART 7: STARTING
- Page 96 and 97: Overheated Brakes PART 7: STARTING
- Page 98 and 99: Parking Brakes and Their Use PART 7
- Page 100 and 101: Manually Releasing Spring Brakes PA
- Page 102 and 103: Before Stopping The Engine PART 7:
- Page 106 and 107: Setting Ride Height PART 7: STARTIN
- Page 108 and 109: Driving Tips And Techniques WARNING
- Page 110 and 111: Dual Steer Vehicle Operation NOTE:
- Page 112 and 113: Dual Steer Vehicle Operation PART 7
- Page 114 and 115: Preventive Maintenance Schedule PAR
- Page 116 and 117: Preventive Maintenance Schedule PAR
- Page 118 and 119: Preventive Maintenance Schedule PAR
- Page 120 and 121: Preventive Maintenance Schedule PAR
- Page 122 and 123: Preventive Maintenance Schedule PAR
- Page 124 and 125: Preventive Maintenance Schedule PAR
- Page 126 and 127: Preventive Maintenance Schedule PAR
- Page 128 and 129: Preventive Maintenance Schedule PAR
- Page 130 and 131: Preventive Maintenance Schedule PAR
- Page 132 and 133: Preventive Maintenance Schedule PAR
- Page 134 and 135: Preventive Maintenance Schedule PAR
- Page 136 and 137: Preventive Maintenance Schedule PAR
- Page 138 and 139: Preventive Maintenance Schedule PAR
- Page 140 and 141: Master Lubrication Index WARNING! E
- Page 142 and 143: Fuller Transmission Lubrication PAR
- Page 144 and 145: Spicer Transmission Lubrication Rec
- Page 146 and 147: Meritor Axle Lubrication PART 8: MA
- Page 148 and 149: Wheel Bearing Lubrication PART 8: M
- Page 150 and 151: Brake Adjustment PART 8: MAINTENANC
- Page 152 and 153: Brake Adjustment PART 8: MAINTENANC
PART 7: STARTING & OPERATING THE VEHICLE<br />
Setting Ride Height<br />
it becomes necessary to reset the ride height, you may<br />
temporarily set it by following the next procedure. Proper<br />
ride height measurement and values are shown in the<br />
illustration and table below.<br />
Proprietary Rear Air<br />
Suspension<br />
Ride Height [inches (mm)]*<br />
Low Air Leaf 6.50 (165) 8.50 (216)<br />
Low Low Air Leaf N/A 6.50 (165)<br />
FLEX Air N/A 8.50 (216)<br />
*These values are for a fully laden vehicle<br />
Follow this procedure to temporarily set ride height.<br />
ride_height_2<br />
Ride Height Measurement (Location for Tandem Axles<br />
Shown)<br />
Proprietary Rear Air<br />
Suspension<br />
Ride Height [inches (mm)]*<br />
Single Drive<br />
Tandem Drive<br />
Air Leaf N/A 11.70 (297)<br />
Air Trac 11.00 (279) 11.00 (279)<br />
WARNING! To prevent possible injury and damage<br />
to property, ensure that a vehicle is parked<br />
and the wheels chocked before beginning this<br />
procedure.<br />
CAUTION: Completing this procedure will enable<br />
you to safely reach the nearest authorized<br />
<strong>Peterbilt</strong> repair facility to have ride height and<br />
pinion angle reset using the proper equipment<br />
and technique. Do this as soon as possible to<br />
avoid potential driveline damage.<br />
1. Ensure the air supply and delivery plumbing of the<br />
height control valve is consistent with the following illustrations.<br />
R(08/<strong>07</strong>) Y53-6015 – 101 –
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