HTW IX21D5 Serie Manuel D'installation page 64

INSTALLATION MANUAL
4. INDOOR UNIT INSTALLATION
4.5 CONNECT DRAIN HOSE
By default, the drain hose is attached to the lefthand side of unit (when you're facing the back of the unit).
However, it can also be attached to the right-hand side.
1. To ensure proper drainage, attach the drain hose on the same side that your refrigerant piping exits the
unit.
2. Attach drain hose extension (purchased separately) to the end of drain hose.
3. Wrap the connection point firmly with Teflon tape to ensure a good seal and to prevent leaks.
4. For the portion of the drain hose that will remain indoors, wrap it with foam pipe insulation to prevent
condensation.
5. Remove the air filter and pour a small amount of water into the drain pan to make sure that water flows
from the unit smoothly.
NOTE ON DRAIN HOSE PLACEMENT
Make sure to arrange the drain hose according to Fig. 3.5.
DO NOT kink the drain hose.
DO NOT create a water trap.
DO NOT put the end of drain hose in water or a container that will collect water.
PLUG THE UNUSED DRAIN HOLE
To prevent unwanted leaks you must plug the unused drain hole with the rubber plug provided.
62

CORRECT
Make sure there are no
kinks or dent in drain
hose to ensure proper
drainage.
INCORRECT
Kinks in the drain
hose will create water
traps.
INCORRECT
Kinks in the drain
hose will create water
traps.
INCORRECT
Do not place the end
of the drain hose in
water or in containers
that collect water. This
will prevent proper
drainage.
SPLIT 1X1 IX21D5