
Installation & Owner‘s Manual
2.5 Unit outline dimension (unit: mm)
2.4 If installed in inclosed space
The water heater must be located in a space >15m³, and must have unrestricted air flow. As an example, a room that has an 2.5 tall
ceiling and is 3 meter long by 2 meter wide would contain 15m³ .
1680
560
Φ560
Fig.2-4
HWHM-TDF190/1.5-H31
HWHM-TDF300/3.5-H31
HWHM-TDF300/3.5E-H31
HWHM-TNF190/1.5-H31
Φ650
650
1920
1580
Display
Barrier
600
600
300
300
Air outlet
Fig.2-3 HWHM-TNF190/1.5-H31
600
500
300
552
568
4