Product Manual

Operating Instructions & Parts Manual
R
Ducted Models: A68S/D, A48S/D,
A38S/D and RM4808S/D,
RM6808S/D, RM4812S/D,
RM6812S/D RM3808S/D
NOTE: To be installed by a licensed
professional technician.
Disconnect all
power to the
evaporative air cooler
Install evaporative air cooler in a
well ventilated area. A common
equation for air ow is for every
open area of 1 x 1 feet there
should be 500 CFM of injected air.
Assure the mounting surface is
able to bear the weight of the
evaporative air cooler.
1.
2.
NOTE: The weight of the unit is
increased when water is added.
Conrm the electrical supply is
adequate for the requirements of
the unit.
3.
The evaporative
air cooler must
be installed according to all natio-
nal and local electrical codes. The
installation must be performed by
a qualied technician.
Assure that the mounting surface
is level in all directions.
4.
Float Valve Assembly
The following parts are included:
Float Valve
O-Ring
Nut
1/4” hose oppressor
Barrel Nut
Remove the oat valve and parts
(listed above) from inside the unit.
Push the plastic o-ring onto the
threaded shaft of the oat valve
until snug against the back.
Pass the shaft of the oat valve
through the pre-drilled hole in the
unit.
2.
1.
3.
Secure with the plastic nut.
Insert 1/4” water hose into the
barrel nut.
Insert the 1/4” plastic hose
oppressor.
Countersink the hose edge that
will be placed up against the oat
valve shaft.
4.
5.
6.
7.
Place the hose edge to the oat
valve shaft and tighten with the
barrel nut.
8.
Check for leaks.
9.
Adjust the water level
requirement for your unit.
10.
3