Precision Air Conditioning
SmartCool
TM
– D
Precision Air Conditioning
Installation, Maintenance and Commissioning Manual :6877419 02/2013
Only certified personnel must charge the systems with refrigerant
rotective equipment must be worn
when handling refrigerants.
The refrigerant Schrader connections on the SmartCool units are 5/16” to allow for the
increase working pressures of R410A. Gauges designed for R410A must only be used.
The system must be charged with clean virgin refrigerant R410A only.
Weights
The exact refrigerant charge is dependant on site circumstances and operating
temperatures. Pipework runs must be taken into consideration. The refrigerant charge
must be weighed into the system and recorded within your F-Gas record.
Record on commissioning sheet provided once completed.
It is important that solenoid valves are energised correctly to ensure that the Hot Gas
ReHeat coil is broken of vacuum (the Normally Closed (NC) valve should be energised).
The use of a magnetic coil lifter is recommended.
The valve must also be energised when charging the system with refrigerant.
The solenoid valve head must be put back on the body before unit operation.
Schrader caps must be replaced following connection of service gauges to the unit.
A final leak test must be carried out following removal of service gauges prior to leaving
site ensuring that the system complies with F-Gas regulations.
Installation
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