17
T_C-IOM-2A
Installation
General Unit Requirements
The checklist listed below is a summary
of the steps required to successfully in-
stall a commercial unit. This checklist is in-
tended to acquaint the installing person-
nel with what is required in the installation
process. It does not replace the detailed
instructions called out in the applicable
sections of this manual.
[ ] Check the unit for shipping damage
and material shortage; file a freight
claim and notify appropriate sales rep-
resentative.
[ ] Verify correct model, options and volt-
age from nameplate.
[ ] Verify that the installation location of the
unit will provide the required clearance
for proper operation.
[ ] Assemble and install the roof curb (if
applicable). Refer to the latest edition
of the curb installers guide that ships
with each curb kit.
[ ] Fabricate and install ductwork; secure
ductwork to curb.
[ ] Rigging the unit.
[ ] Set the unit onto the curb; check for
levelness.
[ ] Ensure unit-to-curb seal is tight and
without buckles or cracks.
[ ] Install and connect a condensate drain
line to the evaporator drain connection.
Factory Installed Economizer
[ ] Ensure the economizer has been
pulled out into the operating position.
Refer to the economizer installers
guide for proper position and setup.
[ ] Install all access panels.
Temperature Limit Switch Usage for
Electric Heat Units
Units are factory shipped in the
downflow discharge configuration but can
be field converted to a horizontal dis-
charge configuration. Some, but not all
units require a different TC0-A limit
switch, if horizontal discharge configuration
is used.
Note:
The following units require a limit switch
change out for horizontal discharge.
Refer to the Horizontal Discharge
Conversion, Step 5 for the following
model / heater combination.
Unit
Electric Heater
Model Number
Model Number
TSC072AD, 090AD BAYHTRS427A, 436A
TSC120AD
BAYHTRT454A
Summary of Contents for Precedent TSC060
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