A
HE, DE & RE MANUAL
IOM-26
22 of 33
Oct 12 R4
OPERATION
Warning:
This unit is connected to high voltages. Electrical shock or death could occur
if instructions are not followed. This equipment contains moving parts that
can start unexpectedly. Injury or death could occur if instructions are not
followed. All work should be performed by a qualified technician. Always
disconnect and lock out power before servicing. DO NOT bypass any
interlock or safety switches under any circumstances.
Warning:
Proper commissioning and start-up of the air handling system is the
responsibility of the installing contractor. It is recommended that an air
balance be completed by a certified air balancing contractor to insure the air
volume being delivered matches the unit rating plate. Failure to perform a
proper air balance can cause injury or death, damage to the equipment,
property damage, system operational problems, or be a cause of poor air
quality. Moisture carry over can result from improper air flow.
This unit may incorporate one or more functions and a variety of controls and options to suit individual
requirements. A description of the unit functions and options is shown on the Electrical Data Sheet and
unit wiring diagram. Carefully check your wiring diagram to verify that all remote controls are properly
located and correctly field wired.
Some equipment may contain programmable unitary controllers or programmable logic controllers (PLC).
Additional information can be obtained from the specific programmable control manufacturer. Often this
information is available from the control manufacturer’s website.
