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18.2 Operational and Checkout Procedures
1.
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2. Properly insulate suction lines and fittings............
5.Check all duct outlets; they must be open and unrestricted.
6.Check drain lines and be sure all joints are tight...............
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3. Properly secure and isolate all refrigerant lines...
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Be sure unit suspension(if used) is secure and that
there are no tools or loose debris in or around or on
top of the unit......................................................
4. Verify that all electrical connections are tight. .....
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After installation has been completed, it is recommended that the entire system be checked against the following list:
Final phases of this installation are the unit Operational and Checkout Procedures. To obtain proper performance,
all units must be operated and charge adjustments made in accordance with procedures found in the Service Facts
of the Outdoor Unit.
[ ]
[ ]
7.Be sure that a return air filter is installed...........................
[ ]
[ ]
8.Operate complete system in each mode to verify proper
performance. Verify operation of supplementary electric
heater. ...............................................................................
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