LG WH20S F5 Betriebsanleitung Seite 14

Installation Instructions
Air filter
Display
Primary condensate
drain line (3/4" PVC)
T&P relief valve
and discharge line
* In closed system, connect a thermal expansion tank to cold water supply line.
See "Thermal Expansion" Section (p.16).
* If copper piping is used, The dielectric unions(field supply) must be installed at the
water connections.
14
0.5 m Minimum clearance
for installation or service.
Open drain
Drain valve
Ceiling
Secondary condensate
drain line (1/2" PVC)
Hot water outlet
Flexible connection
recommended
Flexible connection
recommended
Heat trap Min.
0.15 m
Shut-off valve
* Thermal expansion
tank (if required)
Cold water inlet
EN