Danby DPAC120068 Owners Manual - Page 7

Cooling, Operation

Page 7 highlights

Cooling Operation: During air conditioning mode condensed water accumulates in a pre-cooler drip tray located underneath the evaporator (cooling) coil. When the water level reaches a predetermined level, the water flow is directed into a small (well) holding tank located at the bottom of the unit. When the water level in the well begins to fill, a water pump is automatically activated that pumps the water up to the condenser coil and is subsequently cascaded across the fins of the condenser coil. This showering action is very efficient in terms of; 1) Keeping the condenser coil cool during operation. 2) Provides maximum cooling efficiency. As the water cascades across the heated fins of the condenser coil, it is evaporated. This process minimizes accumulated water from being stored, which results in longer running times and less frequent emptying of the water tanks. This process is continuous during air conditioning mode only. NOTE: If the external bucket is not installed - During high humidity conditions, if the rate of water being condensed exceeds the rate of water being evaporated, the water level inside the internal reservoir will activate a float switch mechanism (safety shut-off), causing the unit to stop/cease operation automatically. In this event, • the red "water full" indicator light on the control panel will begin to flash • and a warning beep will sound. Installing the external water tank during this condition will activate a secondary pump that will drain the water from the internal reservoir to the external bucket, allowing the water level in the internal reservoir to return to normal and allows the unit to resume operation. When the water level inside the external tank reaches it's maximum level, • the red "water full" indicator light on the control panel will begin to flash, • the bucket icon will illuminate in the display area • and a warning beep will sound. The unit will stop/cease operation automatically and the external tank will have to be emptied. The fan motor will continue to operate. (this is normal) 6

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Cooling
Operation:
During
air
conditioning
mode
condensed
water
accumulates
in
a
pre
-cooler
drip
tray
located
underneath
the
evaporator
(cooling)
coil.
When
the
water
level
reaches
a
predetermined
level,
the
water
fl
ow
is
directed
into
a
small
(well)
holding
tank
located
at
the
bottom
of
the
unit.
When
the
water
level
in
the
well
begins
to
fill,
a
water
pump
is
automatically
activated
that
pumps
the
water
up
to
the
condenser
coil
and
is
subsequently
cascaded
across
the
fins
of
the
condenser
coil.
This
showering
action
is
very
efficient
in
terms
of;
1)
Keeping
the
condenser
coil
cool
during
operation.
2)
Provides
maximum
cooling
efficiency.
As
the
water
cascades
across
the
heated fins
of
the
condenser
coil,
it
is
evaporated.
This
process
minimizes
accumulated
water
from
being
stored,
which
results
in
longer
running
times
and
less
frequent
emptying
of
the
water
tanks.
This
process
is
continuous
during
air
conditioning
mode
only.
NOTE:
If
the
external
bucket
is
not
installed
-
During
high
humidity
conditions,
if
the
rate
of
water
being
condensed
exceeds
the
rate
of
water
being
evaporated,
the
water
level
inside
the
internal
reservoir
will
activate
a
fl
oat
switch
mechanism
(safety
shut-off),
causing
the
unit
to
stop/cease
operation
automatically.
In
this
event,
the
red
"water
full"
indicator
light
on
the
control
panel
will
begin
to
fl
ash
and
a
warning
beep
will
sound.
Installing
the
external
water
tank
during
this
condition
will
activate
a
secondary
pump
that
will
drain
the
water
from
the
internal
reservoir
to
the
external
bucket,
allowing
the
water
level
in
the
internal
reservoir
to
return
to
normal
and
allows
the
unit
to
resume
operation.
When
the
water
level
inside
the
external
tank
reaches
it's
maximum
level,
the
red
"water
full"
indicator
light
on
the
control
panel
will
begin
to
fl
ash,
the
bucket
icon
will
illuminate
in
the
display
area
and
a
warning
beep
will
sound.
The
unit
will
stop/cease
operation
automatically
and
the
external
tank
will
have
to
be
emptied.
The
fan
motor
will
continue
to
operate.
(this
is
normal)
6