Midea EL-KF20GW/N2Y-A(B) Service Manual page 10

GD Midea Refrigerant Equipment Co. Ltd
adjacent diagram for example). This will allow
piping and cable routing to be completed without
damaging the unit.
2.4.2.1 For rear right piping
Note: When viewed from the front of the indoor
unit.
2.4.2.1.1 Route the indoor tubing and the drain
hose in the direction of rear right.
2.4.2.1.2 Insert the connecting cable into the
indoor unit from the outdoor unit through the
piping hole.
● Do not connect the cable to the indoor unit.
● Make a small loop with the cable for easy
connection later.
2.4.2.1.3 Tape the tubing, drain hose and the
connecting cable. Be sure that the drain hose is
located at the lowest side of the bundle. Locating
at the upper side can cause drain pan to overflow
inside the unit.
Note: If the drain hose is routed inside the room,
insulate the hose with an insulation material so
that dripping from "sweating" (condensation) will
not damage furniture or floors.
*Foamed polyethylene or equivalent is
recommended.
2.4.2.1.4 Insert the piping, drain hose and the
connecting cable into the piping hole.
2.4.2.1.5 Set the piping and the drain hose to the
back of the chassis with the tubing holder.
● Set the tubing retainer into position and tighten
screw.
Service manual for Electrolux split Series
2.4.2.1.6 Locating the indoor unit
● Hook the indoor unit onto the upper portion of
the installation plate (Engage the hooks of the
installation plate into the openings at the rear
top of the indoor unit). Ensure that the hooks are
properly seated on the installation plate by moving
the indoor unit left and right.
● Press the lower left and right sides of the unit
against the installation plate until the hooks
engage into their slots (clicking sound).
2.4.2.1.7 Connecting the piping to the indoor unit
and the drain hose to drain pipe.
● Align the centre of the piping and sufficiently
tighten the flare nut by hand.
● Tighten the flare nut with a wrench, in
accordance with the following table.
Outside
Diameter
1/4" (6.35mm)
3/8" (9.53mm)
1/2" (12.7mm)
5/8" (16.0mm)
● When extending the drain hose of the indoor
unit, install the drain pipe extension as shown in
9
Tightening Additional
Torque Tightening
(Kg.m) Torque (Kg.m)
1.6 2.0
3.0 3.5
5.0 5.5
7.5 8.5