F.a-The best method of performing pneumatic system inspection is with a(n) A. ultrasonic listening device. B. vibration listening device. C. screwdriver to your ear. D. careful eye on system operation.
F.a-The best method of performing pneumatic system inspection is with a(n) A. ultrasonic listening device. B. vibration listening device. C. screwdriver to your ear. D. careful eye on system operation.
Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)
10th Edition
ISBN:9781337399128
Author:Russell E. Smith
Publisher:Russell E. Smith
Chapter10: Contactors, Relays, And Overloads
Section: Chapter Questions
Problem 26RQ
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F.a-The best method of performing pneumatic system inspection is with a(n)
A. ultrasonic listening device.
B. vibration listening device.
C. screwdriver to your ear.
D. careful eye on system operation.
F.b- What type of seal system is constructed of a hard brittle material and is often used in a pump to seal
between the pump and the motor?
A. Steel
B. Fiberglass
C. Ceramic
D. Glass
F.c- When a pneumatic solenoid fails, the failure is normally due to a
A. weak pilot.
B. bad spool.
C. ripped seal.
D. faulty coil.
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