2016 Pierce WHEELS AND TIRES

Question 1

There are two cases where intermittent fire service ratings can apply?

Answer 1

Extra load

Extra speed

Question 2

Michelin Fire-Service Rating Rules

Answer 2

After driving for 1 hour at speeds above the standard maximum rated speeds, or at loads over the maximum sidewall rating, park the apparatus for 1 hour to allow the tire carcass to cool.

Question 3

Tire pressure should be checked while the tire is cold. Tires that are heated through use may have a ___ psi (103 kPa) higher rating.

Answer 3

15 psi

Question 4

Match dual tires so that tires worn to the same diameter are placed together. Do not mount tires together that vary by more than ___ inch in diameter or ___ inch in circumference.

Answer 4

1/4 “

3/4 “

Question 5

Wheel nuts must be checked for proper torque after first __ - __ miles of service, then frequently as part of periodic maintenance.

Answer 5

50 - 100

Question 6

Maintain wheel nut torque at the recommended level through planned periodic checks or at ___ mile intervals, whichever comes first.

Answer 6

10,000 mile