SAHP - Installation Manual
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V3 June 2021US - SD667052
5.15
Fill the system to 115psi, hold and monitor for 45 minutes.
Check all the refrigeration connections with a leak detector.
If during the 45 minutes of monitoring the pressure in the
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the test. Repeat if necessary until pressure is maintained for the
45 minutes.
NOTE: Ensure through the process that the pressure does not
exceed 145psi in the Evaperator Panel and/or the pipe work
5.16 Vacuum
Once the pressure test has been successfully completed and
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be vented. The vacuum pump must be connected into the
service port to begin vacuuming / evacuating the system.
Vaccum the system to 0.5 torr (500 microns) for a minimum of
45 minutes.
5.17 Releasing Refrigerant
Once the System has been successfully pressure tested and
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R134a / 513a refrigerant gas.
5.18
To do this use a 4mm allen key and rotate both service port
valves counter clockwise until fully open. See note below.
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gas line service port
Thermostatic expansion
Valve (TEV)
Compressor
Capacitor
H/P safety switch
(auto reset)
Service Ports (3/8”)
Fig 7
REFRIGERATION
INSTALLATION continued
SECTION 5
