12
LINE VOLTAGE L1, L2, L3
NOTE: CHECK TRANSFORMER TO
MATCH THE CORRECT VOLTAGE TAP
WITH LINE VOLTAGE
Areas Without Convenience Outlet
It is recommended that an independent 115V power source
be brought to the vicinity of the roof top unit for portable
lights and tools used by the service mechanic.
Main power and low voltage wiring may enter the unit
through the condenser end of unit or through the roof curb.
Install conduit connectors at the desired entrance locations.
External connectors must be weatherproof. All holes in the
unit base must be sealed (including those around conduit
nuts) to prevent water leakage into building. All required
conduit and ttings are to be eld supplied.
Supply voltage to roof top unit must not vary by more than
10% of the value indicated on the unit data plate. Phase
voltage unbalance must not exceed 2%. Contact your
local power company for correction of improper voltage or
phase unbalance.
24
23-1/2
SUPPLY
RETURN
LOW VOLTAGE ENTRANCE
HIGH VOLTAGE ENTRANCE
(REMOVE PLUG)
SUPPLY
RETURN
THRU THE CURB
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