Extending The Drain Tube - EdgeStar AP420HS Owner's Manual

Maintenance – Extending the Drain Tube
The drain tube may be extended by adding
an extension tube and using a suitable
connector.
Please note:
1.
The drain must be at or below the
outlet level.
2.
Flashing Comp / Water indicator will
not function in this mode of
drainage.
3. This unit will not shut off when an
external drain pan/tray is filled.
4. If you want to extend the water tube,
you can connect it with another tube
(Diameter: 0.71").
5. When the room humidity is over
85%, we recommend continuous
drainage.
FIG.14
FIG.15
Extended drain tube
(Outer Diameter:
0.71")
Drain tube
Original
drain tube
13