Emerson Liebert SRC18 User Manual page 15

Important Safety Instructions
NOTICE
Risk of using the wrong refrigerant. Can cause equipment damage
Do not make refrigerant substitutions. Use R410A only.
If a different refrigerant is used, or air mixes with original refrigerant, the unit will malfunction and
be damaged.
NOTICE
Risk of excessive vibration and water leakage. Can cause building and equipment damage
Keep the unit upright during installation to avoid compressor, piping and component damage.
NOTICE
Risk of improper refrigerant piping practices. Can cause refrigerant leaks resulting in building and
equipment damage
When connecting refrigerant tubing, remember to allow for pipe expansion. Improper piping may
cause refrigerant leaks and system malfunction.
NOTICE
Risk of an improper installation location. Can cause equipment damage
Install the unit in a safe location where nobody can step on or fall onto it. Do not install the unit on
a defective stand. Periodically check that the outdoor frame is not damaged
NOTICE
Risk of leaking water. Can cause building and equipment damage.
Install the drain hose as specified in this manual to ensure adequate drainage and periodically
check for damage, obstruction and leaks.
NOTICE
Risk of leaking refrigerant. Can cause equipment malfunction and damage.
Always check for system refrigerant leaks after the unit has been installed or serviced. Low
refrigerant levels may cause product failure.
NOTICE
Risk of cold compressor at startup. Can cause equipment damage.
Provide power to the compressor crankcase heaters at least six (6) hours before operation begins.
Starting operation with a cold compressor sump(s) may result in severe bearing damage to the
compressor(s). Keep the power switch on during the operational season.
NOTICE
Risk of blocked inlet and outlet air vents. Can cause equipment malfunction and damage. Do not
block the inlet or outlet. Unit may malfunction.
NOTE
Do not install the unit in a noise sensitive area.
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5 Liebert SRC™ User Manual