9
PVC (Polyvinyl Chloride) and CPVC
(Chlorinated Polyvinyl Chloride) are
vulnerable to attack by certain
chemicals. Polyolester (POE) oils
used
with
R-410A
and
other
refrigerants, even in trace amounts, in
a PVC or CPVC piping system will
result in stress cracking of the piping
and fittings and complete piping
system failure.
CAUTION
Do not weld or cut foam panel with
plasma cutters or a cutting torch
–
When burnt the foam produces
dangerous fumes.
WARNING
Never attempt to open an access door
or remove a panel while the unit is
running. Pressure in the unit can
cause excessive force against the
panel.
WARNING
Ensure that sufficient dampers will be
open to provide air path before fan is
allowed to run.
WARNING
This appliance is not intended for use
by persons with reduced physical,
sensory or mental capabilities, or lack
of experience and knowledge, unless
they have been given supervision or
instruction concerning use of the
appliance by a person responsible for
their safety. Children must be
supervised to ensure they do not play
with this appliance.
WARNING
In order to avoid a hazard due to
inadvertent resetting of the THERMAL
CUT-OUT, this appliance must not be
supplied through an external switching
device, such as a timer, or connected to a
circuit that is regularly switched on and
off by the utility.
CAUTION
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