Federal law mandates that:
A) All used refrigerants must be sold to an ESCO certified reclamation site.
B) All used refrigerants must be taken to a UL or ANSI certified reclamation site.
C) All used refrigerants must be taken to an EPA certified reclamation site.
D) All used refrigerants must be sold to an OSHA certified reclamation site.
C
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Read measurement o on the fractional-inch rule shown in the accompanying figure.
A. 1 15/64 B. 1 7/32 C. 15/64 D. 1 1/4
On a domestic refrigerator equipped with a defrost cycle that depends on the run time of the compressor, what starts the defrost cycle?
A. cooling thermostat B. compressor C. defrost timer D. door switch
When replacing the oil pump coupling, slide the pump into place with the shaft position ________
A) aligned with the female rotor B) rotated to properly engage the gear teeth C) accessible to the gear puller D) aligned with the male rotor
A bleed-off procedure is used to _____
a. remove excess condensate b. release excess steam pressure c. adjust makeup water volume d. reduce minerals and impurities in system water