5
Installation & Owner‘s Manual
3. INSTALLATION
The circulating air for every unit should be more than 350m
3
/h.Make sure there is enough installation space.Outline dimensional
drawing(
see Fig.2-1
,
Fig.2-3, Fig.2-3,Fig.2-4)
3.1 Water System Piping
Fig 3-1.A: HWHM-TDF190/1.5-H31
Note:
Water temperature limiting valve
is recommended for mixing the
inlet cold water with outlet hot
water to prevent burns caused
by hot water
User
Water Inlet
Drainage pipe
Shut Off Valve
Barrel-drain
Expansion Tank for pressure
relief(recommended)
Upper
Condensate Outlet
Lower
Condensate Outlet
Water Outlet
PT Valve
Tap Water
One Way Valve
Shut Off Valve
Temp. Limiting Valve
Water Outlet
User
water Inlet
Anode rod
Drainpipe
Tap Water
Ball Valve
One Way Valve
Barrel-drain
Thermal expansion tank
(if required)
PT Valve
Upper
Condensate Outlet
Lower
Condensate Outlet
Notice:
the mixer tap is required
on the hot water usage
terminal
Fig 3-1.B: HWHM-TDF300/3.5-H31, HWHM-TDF300/3.5E-H31
ENGLISH