The Blower Motor Shall; The Evaporator Coil Shall; The Blower Wheels Shall - York R-410A Technical Manual

505428-YTG-C-0309
• The minimum application clearances for condensing
units, heat pumps and air handlers must meet those
specified in the manufacturer's literature.

The Blower Motor Shall:

• Be mounted within the insulated cabinet to minimize the
transmission of sound to the surrounding space, and
any motor 7.5 HP or greater must have a service factor
of 1.15.
8

The Evaporator Coil Shall:

• Consist of copper tubes arranged in staggered rows,
mechanically expanded into aluminum fins,
• Be draw-through, and
• Include factory-mounted distributors, expansion valves
and solenoid valves for capacity reduction.

The Blower Wheels Shall:

Be dynamically balanced to minimize the levels of sound and
vibration generated by the unit.
Johnson Controls Unitary Products