
7
M869-4_GB_letter
mini NEB
ENGLISH
3.3.2 Cabling
Pic. 5 - Cabling
If installing your own power cord, use only a three prong
grounded cord with minimum 16 gauge wire.
Referring to Pic. 6:
»
To install a power cord, fi rst remove the cover from the elec-
trical connection box on the rear of the humidifi er by un-
screwing the four screws
V
. A Phillips head screwdriver is
needed.
»
Unscrew the grey cap at the end of the power cord holder
P
. Slide the cap fi rst down the end of the power cord then
insert power cord through the hole of the power cord holder.
Do not fully tighten the cap until proper slack and distances
inside the power box have been set.
»
Carefully remove the electronic board
M
from the box by
gently pulling it directly backwards. It should slide out from
the slots
G
.
»
Connect all three wires-phase, neutral, ground- to the fi rst
three terminals on the circuit board. Match white to white,
black to black, and green to green.
»
Put the electronic board back into electrical connection box
by sliding it back carefully into the slots
G
.
»
Close the electrical connection box and reinsert the four
screws into their proper holes. Verify enough slack is in the
box and then tighten down the cap on the power cord holder
to secure the cord in place and also prevent moisture from
entering the electrical connection box.
3.4 Hydraulic connections
Pic. 6 - Hydraulic connections
Th e installation of the humidifi er requires 2 water connections—
one to feed the humidifi er (water supply hose) and one for drain-
ing (drain hose). Both are included with your humidifi er.
3.4.1 Water Supply Hose
Th e water supply hose has 3/4” diameter fi ttings at both ends.
Connect the end that is “L” shaped to the male fi tting at the rear
of the humidifi er. Tighten fi rmly and plumber’s tape can be used
to reduce any leaking. Th e other end should be connected to
your water supply, which should also have a 3/4” male fi tting. It
is possible to use reducers to take the hose diameter down from
3/4” to 1/4” in order to use 1/4” tubing instead of 3/4”.
IMPORTANT! Water Quality. Th e use of water that has
gone through the process of reverse osmosis (RO) water
fi ltration is HIGHLY recommended to reduce calcium car-
bonate sediment occurring in the area being humidifi ed,
as well as helping keeping the humidifi er clean and free
from sediment blockages.
3.4.2 Drain Hose
Th e drain hose should be installed by sliding it on to the water
discharge port of the humidifi er—which is located below the
water inlet male fi tting. A longer hose can be used; just make
sure it has an internal diameter of 3/8”.
IMPORTANT! –Drain Hose Placement. Th e drain hose
must be hung down from the humidifi er’s installed loca-
tion at a very minimum angle of 100 in order to assure
the water will drain correctly. Th e hose should hang as
straight down as possible. Make certain there are no
kinks, bottlenecks, or elbows in the hose to prevent water
from draining out of the hose. In addition, the end of the
drain hose should be kept free from blockage and 1) NOT
placed below the water’s surface in the drain and 2) NOT
placed in a closed container that will have suffi cient pres-
sure to keep the water from draining out of the hose (See
Summary of Contents for mini NEB F3005
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