What procedure would be used to repair the internal valve of SV2 on a solenoid control system (Carrier)?
A. A compressor pump down
B. A low side pump down
C. A evacuation procedure
D. A refrigerant removal
Answer: D
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Problem 1.45 Two plates, each 18 in. thick, are used to splice a plastic strip as shown. Knowing that the ultimate shearing stress of the bonding between the surfaces is 130 psi, determine the factor of safety with respect to shear when P = 325 lb.
Rather than waiting for the telephone to ring or customers to walk through the door, how may a firm seek new clients?
a. media advertising c. exhibits at flower shows b. blanket mailings d. All answers are correct
In a vacuum booster during the holding phase, both the atmospheric and vacuum control ports are open
Indicate whether the statement is true or false
All overload relays contain a set of normally ____________________ contacts.
Fill in the blank(s) with the appropriate word(s).