John Wood Noritz N-0931M_N-0931M-OD_N-0931M-DV - Manuel (Page 62)

62
15.
Dimensions
N-0931M-DV
16.
Multi-System
A. Installation without a recirculation system
• Insulate or apply heating materials to both the cold water supply piping and the hot water piping to
prevent freezing during cold weather and to prevent heat loss through the piping.
G
(1 1/4"-2")
(1 1/4"-2")
Unit No.6 Unit No.2
Unit
No.1
System Controller
System Select Connector
Hot Water Pipe
* Do not connect to
the connector.
* Disconnect this
connector
on units 2-6 also
Gas pipe
Cold Water Supply Pipe
Remote Controller
Disconnect this Connector
Disconnect for system controller
Install one system controller
(SC-201-6M) for every six units.
(120VAC)
WIRING THOROUGHWAY
WIRING THOROUGHWAYS
(VIEW FROM TOP)
HOT WATER OUTLET (3/4")
COLD WATER INLET (3/4")
GAS INLET (3/4")
73mm [2.9"]
155mm [6.1"]
100mm [3.9"]
195mm [7.7"]
366mm [14.4"]
279mm [11"]
136mm [5.4"] 175mm [6.9"]
159mm [6.3"]
135mm [5.3"] 70mm [2.8"]
65mm [2.6"]
170mm [6.7"]
140mm [5.5"]
100mm [3.9"]
70mm [2.8"]
36mm [1.4"]
170mm [6.7"]
140mm [5.5"]
100mm [3.9"]
70mm [2.8"]
36mm [1.4"]
665mm [26.2"]
28mm [1.1"]
77mm [3"]
240mm [9.4"]
95mm [3.7"]
586mm [23.1"]
10mm [0.4"]
10mm [0.4"]
40mm [1.6"]
(120VAC)
WIRING THROUGHWAY
WIRING THROUGHWAYS COLD WATER INLET
WATER DRAIN VALVE
(WATER FILTER)
HOT WATER OUTLET
WATER DRAIN VALVE
GAS INLET
450mm [17.7"]
AIR INLET
FLUE COLLAR
LED
448mm [17.6"]
150mm [5.9"] 232mm [9.1"]
615mm [24.2"]
464mm [18.3"]
56mm [2.2"] GAS INLET
55mm [2.2"] COLD WATER INLET
44mm [1.7"] HOT WATER OUTLET
N-0931M-DV
< mm [inch] >
FROM BOTTOM OF CASE
HEIGHT OF EACH FITTINGS
4- 13mm [ 0.5"]
6-6 x 10mm [0.24 x 0.4"] OBLONG HOLE
100mm [ 4"]
100mm [ 4"]
4- 13mm [ 0.5"]
6- 6 x 10mm [0.24 x 0.4"] OBLONG HOLE