T-354
1–2
CAUTION
!
CAUTION - means to warn against potential hazard or unsafe practice that could result in per-
sonal injury, product or property damage.
NOTE
NOTE – gives helpful information that may help and avoid equipment and property damage.
The statements listed below are applicable to the refrigeration unit and appear elsewhere in this manual. These
recommended precautions must be understood and applied during operation and maintenance of the equipment
covered herein.
WARNING
!
Beware of unannounced starting of the evaporator and condenser fans. The unit may cycle the
fans and compressor unexpectedly as control requirements dictate.
WARNING
!
Do not attempt to remove power plug(s) before turning OFF start-stop switch (ST), unit circuit
breaker(s), and external power source.
WARNING
!
Make sure the power plugs are clean and dry before connecting to any power receptacle.
WARNING
!
Make sure that the unit circuit breaker(s) (CB-1 & CB-2) and the START-STOP switch (ST) are in
the “O” (OFF) position before connecting to any electrical power source.
WARNING
!
Never use air for leak testing. It has been determined that pressurized mixtures of refrigerant
and air can undergo combustion when exposed to an ignition source.
WARNING
!
Never use air for leak testing. It has been determined that pressurized, air-rich mixtures of
refrigerants and air can undergo combustion when exposed to an ignition source.
WARNING
!
Make sure power to the unit is OFF and power plug disconnected before replacing the com-
pressor.
WARNING
!
Do not use a nitrogen cylinder without a pressure regulator. Do not use oxygen in or near a
refrigeration system as an explosion may occur.
Содержание 69NT40-541-306
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