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 ...
Air Filter Restriction Indicator Gauge Voltmeter PART 4: CONTROLS AND DISPLAYS Air Filter Restriction Indicator Gauge 11497 11495 Your voltmeter displays the battery voltage. should show 12V to 14V (volts). Normally, it NOTE: Even with a healthy charge/start system, the voltmeter may fall well below 12V during engine cranking. If voltage drops below 12V and stays there, have the electrical system checked. This gauge indicates the condition of the engine air cleaner and is measured by inches of water (H2O). A clean filter should register 7” H2O (may vary with system design); a filter whose life is over will register approximately 20” H2O (for Cummins engines) or 25” H2O (for Caterpillar engines). – 54 – Y53-6015 R(08/07)
PART 4: CONTROLS AND DISPLAYS Shift Pattern Display CAUTION: Continued operation with the Air Filter Restriction Gauge reading 25” H2O may cause damage to the engine. Inspect the filter and replace if necessary. Holes in the paper element render an air cleaner useless and may cause the Air Filter Restriction Gauge to give a false reading, even if the element is clogged. Replace the element if it is damaged. Warning Light Bar WARNING! Ignoring a warning light could lead to an accident. These signals tell you something is wrong with your vehicle. It could be a failure in an important system, such as the brakes. Never ignore a warning signal. Have the appropriate system checked right away. The warning lights and buzzer may indicate something is wrong with one of the vital systems on your vehicle. Check the lights frequently, and respond properly as soon as you see one go on (see "ABS Warning Lamps"). These lights could save you from a serious accident. 07802 Warning Light Bar When you turn on your ignition, the warning light bar icons will turn on for 3 - 5 seconds, as a test to let you know they are working. Shift Pattern Display The correct shift pattern for your vehicle appears on your control panel or windshield or on a medallion in the shift knob. It is important that you know more about your transmission than just the shift pattern. Please read the manufacturer’s manual that is included with your vehicle. R(08/07) Y53-6015 – 55 –
- Page 8 and 9: Vehicle Safety NOTE: Gives you info
- Page 10 and 11: PART 2: CAB AND FRAME ACCESS Be car
- Page 12 and 13: Climbing Onto the Deck Plate WARNIN
- Page 14 and 15: Cab Tilting PART 3: GETTING TO YOUR
- Page 16 and 17: Raising the Cab PART 3: GETTING TO
- Page 18 and 19: Lowering the Cab PART 3: GETTING TO
- Page 20 and 21: Your Instrument Panel PART 4: CONTR
- Page 22 and 23: Warning Alarms PART 4: CONTROLS AND
- Page 24 and 25: Turn Signal and Indicator Lights PA
- Page 26 and 27: Trailer Brake Hand Valve PART 4: CO
- Page 28 and 29: Ignition Switch Dash-Mounted Featur
- Page 30 and 31: Panel Light Knob Headlights PART 4:
- Page 32 and 33: Windshield Wipers and Washers PART
- Page 34 and 35: Air Suspension Deflate Switch (Dump
- Page 36 and 37: Engine Brake Cruise Control Switch
- Page 38 and 39: Fifth Wheel Lock (Slider Adjustment
- Page 40 and 41: Heating And Air Conditioning Contro
- Page 42 and 43: Heating And Air Conditioning Contro
- Page 44 and 45: Heating And Air Conditioning Contro
- Page 46 and 47: Gauges And Displays Cigarette Light
- Page 48 and 49: Speedometer-Message Center (SMC)
- Page 50 and 51: Air Application Gauge Tachometer Ai
- Page 52 and 53: Engine Oil Pressure Gauge WARNING!
- Page 54 and 55: Water Temperature Gauge cept for ce
- Page 56 and 57: Front Drive Axle or Rear Drive Axle
- 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 104 and 105: Setting Ride Height PART 7: STARTIN
- Page 106 and 107: Setting Ride Height PART 7: STARTIN
PART 4: CONTROLS AND DISPLAYS<br />
Shift Pattern Display<br />
CAUTION: Continued operation with the Air<br />
Filter Restriction Gauge reading 25” H2O may<br />
cause damage to the engine. Inspect the filter<br />
and replace if necessary. Holes in the paper<br />
element render an air cleaner useless and may<br />
cause the Air Filter Restriction Gauge to give<br />
a false reading, even if the element is clogged.<br />
Replace the element if it is damaged.<br />
Warning Light Bar<br />
WARNING! Ignoring a warning light could lead<br />
to an accident. These signals tell you something<br />
is wrong with your vehicle. It could be<br />
a failure in an important system, such as the<br />
brakes. Never ignore a warning signal. Have<br />
the appropriate system checked right away.<br />
The warning lights and buzzer may indicate something is<br />
wrong with one of the vital systems on your vehicle. Check<br />
the lights frequently, and respond properly as soon as you<br />
see one go on (see "ABS Warning Lamps"). These lights<br />
could save you from a serious accident.<br />
<strong>07</strong>802<br />
Warning Light Bar<br />
When you turn on your ignition, the warning light bar icons<br />
will turn on for 3 - 5 seconds, as a test to let you know they<br />
are working.<br />
Shift Pattern Display<br />
The correct shift pattern for your vehicle appears on your<br />
control panel or windshield or on a medallion in the shift<br />
knob. It is important that you know more about your transmission<br />
than just the shift pattern. Please read the manufacturer’s<br />
manual that is included with your vehicle.<br />
R(08/<strong>07</strong>) Y53-6015 – 55 –
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