Step 9 Bolt the left panel removed
before to the back of unit
Step 5 Remove fan assemblies
Step 6 Revolve the fan assemblies by
180 degree and slip it carefully into
the supply plenum. No revolution is
needed for right return.
Note: Service opening must be set
aside for the reconfigured unit.
Step 7 Fix the fan assemblies
Step 8 Connect the fan motor plug
Four-speed motor wiring
color
Motor
speed
High
Mid
High
Mid
Low
Low
Wire color Red Blue Black Brown
Pull out the void cord on the motor
relay and cut from the end then
insulated in case of short circuit.
Attenuation pad
For units operating in a noise sensitive
environment, an attenuation pad is
field supplied and installed under
the unit, twice of the size of footprint
for horizontal unit and same size for
vertical unit with a thickness of 1/2”.
Installation and checklist
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