Driving and Controls

Question 1

Engine

Answer 1

Cummins 450 BHP, 10.8 Liter, ISM with Electronic Controls

Question 2

Transmission

Answer 2

Allison EVS 4000 6-Speed Automatic World Transmission

Question 3

The MDT will continue to draw electrical current (_____) even though the battery master switch is turned OFF.

Answer 3

approximately 7 to 8 amps

Question 4

A remote ON/OFF switch controls the power to the Kenwood, 800 radio and MDT. It is located in the compartment below the ____.

Answer 4

center jumpseat

Question 5

Maximum inlet restriction for a new air cleaner is ___ H2O. If the gauge reads 25” H2O, check for restrictions.

Answer 5

10”

Question 6

Operating range is ___.

Answer 6

1200 to 2100 RPM.

Question 7

The best fuel economy is delivered between ____.

Answer 7

1200 – 1800 RPM.

Question 8

The ISM also delivers greater torque and pulling power at ____.

Answer 8

lower RPM

Question 9

Gear 1

Answer 9

2100 rpm / 14 mph

Question 10

Gear 2

Answer 10

2100 rpm / 26 mph

Question 11

Gear 3

Answer 11

2100 rpm / 36 mph

Question 12

Gear 4

Answer 12

2100 rpm / 54 mph

Question 13

Gear 5

Answer 13

2000 rpm / 66 mph

Question 14

Gear 6

Answer 14

1700 rpm / 66 mph

Question 15

If there is no oil pressure indicated within ___ seconds, stop the engine and check the lubricating system.

Answer 15

10 to 15

Question 16

The pressure should not fall below ___ at 1200 rpm

Answer 16

30 psi

Question 17

The engine brake reacts quickly; it will activate or deactivate in less than ___ of a second.

Answer 17

1/4

Question 18

An alarm sounds if a low-voltage condition (___) develops.

Answer 18

below 11.9 volts

Question 19

After the battery voltage drops to a preselected setting (_____), the engine throttle will be increased to compensate for the low voltage and electrical system loads.

Answer 19

approximately 12.8 volts