What may be required when installing a split-system heat pump outdoor unit on an exposed rooftop?
a. An extra crankcase heater
b. A snow stand
c. A wind baffle
d. More vapor line insulation
c
You might also like to view...
When testing the rear window defogger, the test light remains bright as it is moved the length of each grid. The most likely cause is a poor ground circuit connection.
Answer the following statement true (T) or false (F)
Which of the following could be reasons for poor engine performance in cold weather?
A) Low fuel pressure B) Contaminated fuel C) Insufficient fuel volume D) All of these are correct
MOSFETs are usually ____________________, like JFETs.Therefore the source and drain can usually be reversed or interchanged.
Fill in the blank(s) with the appropriate word(s).
A motor with four stator poles will rotate at __________ a two-pole motor when the applied frequency is 60 Hz.
A. half the speed of B. twice the speed of C. the same speed as