34
15.
Dimensions
HEIGHT OF EACH FITTING
FROM BOTTOM OF CASE
NRC661-DV
CONDENSATE DRAIN
0.8" (20mm)
HOT WATER OUTLET
1.8" (45mm)
COLD WATER INLET
2.3" (58mm)
GAS INLET
2.0" (50mm)
13.1" (334mm)
13.8" (350mm)
φ3.5" (φ89mm)
φ3.5" (φ89mm)
5.9" (150mm)
4.9" (125mm)
23.6" (600mm)
AIR INLET
FLUE COLLAR
DISPLAY WINDOW
COLD WATER INLET
WATER DRAIN VALVE
HOT WATER OUTLET
CONDENSATE DRAIN
WIRING THROUGHWAY
GAS INLET
(AC120V)
WATER DRAIN VALVE
WATER DRAIN VALVE
(WATER FILTER)
0.4" (10mm)
0.4" (10mm)
6.7" (170mm)
1.1" (28mm)
22.3" (567mm)
0.8" (21mm)
3.5" (90mm)
1.2" (31mm)
13.3" (338mm)
2.4" (60mm)
4.7" (120mm)
24.5" (622mm)
0.4" (10mm)
0.4" (10mm)
2.0" (50mm)
4.7" (120mm)
3.5" (90mm)
3.3" (85mm)
3-0.3"×0.6" (6.5×16.5mm) OBLONG HOLE
4-φ0.5" (φ13mm)
2-0.3"×0.5" (6.5×13mm) OBLONG HOLE
4-φ0.5" (φ13mm)
0.8" (21mm)
1.8" (45mm)
3.4" (87mm)
3.8" (97mm)
1.2" (31mm)
3.8" (96mm)
4.1" (103mm)
10.0" (253mm)
1.6" (40mm)
11.7" (297mm)
(VIEW FROM TOP)
GAS INLET(1/2")
WIRING THROUGHWAY
COLD WATER INLET(3/4")
HOT WATER OUTLET(3/4")
CONDENSATE DRAIN(1/2")
< inch (mm) >