(13) Connect the power cord to the correct power supply as indicated on the
unit identification plate.
The equipment is not ready or available if the unit fails to operate after
checking the fuse, or the unit starts and you notice unusual smells or noises.
Allow the unit to operate for several hours before checking that it is operating
within the proper temperature range set by the manufacturer.
(14) Check that the unit is operating within the temperature range set on the
(a) Hang an accurate thermometer next to the temperature sensing
bulb in the refrigerator.
(b) Ensure that the temperature reading on the temperature gauge
corresponds to the reading of the accurate thermometer inside the refrigerator.
The equipment is not ready or available if the unit fails to operate within the
manufacturer's specified temperature range.
(15) Put the unit into operation if no EQUIPMENT IS NOT
READY/AVAILABLE condition exists.
b. Manifold Gas and Pressure Test. To perform the manifold gas and
pressure test, follow these procedures.
(1) Connect the blue hose from the low side gauge to the suction access
(vacuum on gauge).
Connect the red hose from the high side gauge to the high side access.
Connect the yellow hose from the center on the manifold to the Freon
Open the Freon valve.
(5) Loosen the red and blue hoses at the access valves. Crack open the
valves at the manifold to purge air from the hoses.
(6) Tighten the hoses and open the valves on the refrigerator and at the
manifold until the pressure on both gauges equalize.
Test for leaks.
(a) Spray a soap solution on the joints.