AMST Installation Manual
16
13 Achieving 1.4% Low Leakage Rate
Ensure all the gaskets remain intact on all surfaces as
shipped with the unit. These surfaces are areas between
the upper tie plate and blower access panel, blower access
and coil access panels, and between the coil access and
accordance with ASHRAE Standard 193.
14 Start-Up Procedure
WARNING
HIGH VOLTAGE
DISCONNECT ALL POWER BEFORE SERVICING
OR INSTALLING THIS UNIT. MULTIPLE POWER
SOURCES MAY BE PRESENT. FAILURE TO DO
SO MAY CAUSE PROPERTY DAMAGE, PERSON-
AL INJURY OR DEATH.
• Prior to start-up, ensure that all electrical wires are
properly sized and all connections are properly
tightened.
• All panels must be in place and secured. For Air
Tight application, gasket must be positioned at
prescribed locations to achieve 1.4% leakage.
• Tubing must be leak free.
• Condensate line must be trapped and pitched to
allow for drainage.
• Low voltage wiring is properly connected.
• Auxiliary drain is installed when necessary and
pitched to allow for drainage.
• Unit is protected from vehicular or other physical
damage.
• Return air is not obtained from, nor are there any
return air duct joints that are unsealed in, areas
vapors or products of combustion such as carbon
monoxide (CO), which may cause serious personal
injury or death.
15 Regular Maintenance
The only item required to be maintained on a regular basis
cleaned or replaced regularly, typically once per month. A
IMPORTANT NOTE: If thumb screws are used to access
the access panel remains in place after re-installation.