Technician Asays brake pedal is needed to allow the master cylinder pistons to retract fully in their bore. Technician B says free play at the master cylinder is usually very slight. Who is correct?
A. A only
B. B only
C. Both A and B
D. Neither A nor B
Answer: C
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Cada conductor en bucle de menos de _____ usado en una caja cuenta como dos conductores.
a. 6 pulgadas (15,24 cm) b. 8 pulgadas (20,32 cm) c. 9 pulgadas (22,86 cm) d. 12 pulgadas (30,48 cm)
Oil burner nozzles are designed and rated at 100 psig nozzle pressure.
Answer the following statement true (T) or false (F)
When the evaporator on a low pressure chiller has a small leak
A) air leaks into the evaporator since it is in a vacuum B) an external application of leak tight adhesive will correct it C) refrigerant escapes slowly from the leak, reducing the charge D) it can be ignored because chillers hold a lot of refrigerant
If a coupling does not go on easily, the shaft or the coupling must be ________ until the coupling does go on easily
A) ground down B) dressed down C) cooled D) heated