Synchronous Belt Drive Troubleshooting

Belt drive components should never reach temperatures beyond __________ °F.

A. 98

B. 150

C. 180

D. 212

C. 180

A fault indicated with a synchronous drive system while running the system is called a(n) __________.

A. operation fault

B. inspection fault

C. periodic fault

D. active fault

A. operation fault

The major use of HTD belt drives is in __________.

A. low load, non-synchronous applications

B. low speed, high torque applications

C. high load, synchronous drive applications

D. low speed, synchronous drive applications

C. high load, synchronous drive applications

A standard timing belt that has a specification code of 200L50 __________.

A. has a length of 200 millimeters

B. is 2 inches in width

C. is 1/2 inch in width

D. has a length of 50 inches

C. is 1/2 inch in width

A timing belt __________.

A. is relatively weak, compared to a V-belt

B. relies on friction to transmit speed and torque

C. is quite strong compared to a V-belt and will not stretch

D. can have excessive vibration

C. is quite strong compared to a V-belt and will not stretch

The procedure used to install and align and HTD belt drive is similar to a timing belt with the primary difference between the two is

__________.

A. the mounting of the sprockets onto the shafts

B. the mounting of the belt onto the sprockets

C. the method of checking for run-out on the driven components

D. how the belt deflection force to tension the drive is determined

D. how the belt deflection force to tension the drive is determined

When aligning the pulleys during a timing belt drive system installation, which of the following is not true?

A. you may use the procedures that are used to align variable pitch sheaves.

B. The pulleys are aligned using a straight edge as was done for V-belts.

C. pulleys are adjusted until there is no parallel or angular misalignment.

D. the alignment of the pulleys is critical to avoid the belt running off the drive.

A. you may use the procedures that are used to align variable pitch sheaves.

An HTD sprocket having a specification code of B208M30SH __________.

A. has 30 grooves and a taper bore bushing

B. has 20 groves and an 8 millimeter pitch

C. is 20 millimeters wide and is mounted by a QD bushing

D. is 30 millimeters wide and has a finished bore

B. has 20 groves and an 8 millimeter pitch