Page 26
CAT: 8612 November 2019
OPERATING INSTRUCTIONS
OPERATING TEMPERATURES*
Engine Oil
Normal Operating Range
80ºC-90ºC
Engine Coolant
Thermostat opens at
Thermostat opened at least 12mm at
Approx 75ºC
Approx 87ºC
Rear Axle Lubricant
Normal Operating Range
Maximum difference between axles
Climbing steep grades
Maximum allowable* (investigate cause)
79°C to 107°C
17°C
107°C
121°C
Transmission Lubricant
Normal Operating Range
Maximum (investigate cause)
66°C to 93°C
149°C (intermittently)
121°C (continuously)
* For rear axle and transmission, operating at higher temperatures is permissible for
short periods. When operation occurs at these higher temperatures, the oil must be
changed more frequently. Do not continuously operate with oil temperature exceeding
121°C. At these temperatures, oil oxidation is accelerated.
OPERATING PRESSURES*
Engine Oil 10W40
Minimum oil pressure at idle speed
Pressure at 1000 rpm
Pressure at 1900 rpm
150 kPA
Approx 300 kPa
Approx 450 kPa
Engine Oil 10W30
Minimum oil pressure at idle speed
Pressure at 1000 rpm
Pressure at 1900 rpm
135 kPA
Approx 285 kPa
Approx 435 kPa
Air System
Air Governor Range
Low Pressure warning light indicator
Safety Blow-off Valve
Stop Light Switch actuates at
690 to 827kPa
414 to 482kPa
1034kPa
34.5kPa
Spring Brakes
Brake Hold off pressure (depending on brake
installation)
414 to 482 kPa
Power Steering
Pump Relief valve pressure (refer maintenance manual)
Pump Pressure is dependent on pump and box
combination.
12,065 kPa TAS 85
14,830 kPa TAS 65
Summary of Contents for T410
Page 4: ......
Page 6: ......
Page 16: ...Page xiv CAT 8612 November 2019 CONTENTS ...
Page 24: ...Page xxii CAT 8612 November 2019 CONTENTS ...
Page 25: ...SECTION ONE OPERATING INSTRUCTIONS ...
Page 26: ......
Page 237: ......
Page 238: ...SECTION TWO PREVENTIVE MAINTENANCE ...
Page 239: ......
Page 330: ......
Page 331: ...SECTION THREE MAINTENANCE LUBRICATION SCHEDULES ...
Page 369: ...SECTION FOUR SERVICE RECORDS ...
Page 406: ......
Page 416: ......
Page 417: ......