The disconnect should be sized at 115% of the minimum circuit ampacity
1.15 x 31.5 = 36.225
since disconnect sizes jump from 30 amps to 60 amps,
a 60 amp disconnect will be needed.
Use the information on the data plate in Figure 89-24 to determine the
maximum circuit breaker size for the unit.
What type of overcurrent protection is used with air conditioning equipment?
How should ductwork be sealed against air leaks?
How can vibrations and sound transmission from the unit to the ductwork be
Use Figures 89-27 and Table 89-2 to determine the correct amount of
additional charge for a new split system with a 40 foot line set and a 3/8" liquid
line. The factory charge includes enough refrigerant for 15 feet of line.
What position are the unit installation valves in when the unit is shipped?
When installing a split system, what should be done prior to opening the