Table of Contents
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Pre-Startup
Before starting up units, perform the following procedure to
ensure proper unit operation.
Pre-Startup Checklist
Complete this checklist after installing unit to verify all
recommended installation procedures are complete before
startup. This does not replace the detailed instructions in
the appropriate sections of this manual. Always read the
entire section carefully to become familiar with the
procedures.
Supply Fan
Ensure the fan rotates freely.
Ductwork
•
Ensure trunk ductwork to VAV boxes is complete and
secure to prevent leaks.
•
Verify that all ductwork conforms to NFPA 90A or 90B
and all applicable local codes.
62
Water-Cooled Unit Piping
Verify condensate drain, water piping drain plugs,
economizer header, strainer pressure transducers, and
condenser vent plug are installed.
Units with Hydronic Heat
Verify the entering water temperature sensor is installed
upstream of the hydronic coil.
Electrical
Verify electrical connections are tight.
Components
•
Verify liquid line service valve, and suction and
discharge service valves if present, are open at startup.
Note: Each compressor suction line contains a low
pressure sensor that will shut the compressor
down in low pressure situations. See .
•
Ensure system components are properly set and
installed.
PKG-SVX027D-EN
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