27
15.
Dimensions
HEIGHT OF EACH FITTING
FROM BOTTOM OF CASE
HOT WATER OUTLET
2.6"
GAS INLET
2.0"
COLD WATER INLET
3.4"
8.6"
8.4"
3.9"
9"
12.2"
7.2"
11.9"
16.9"
4.9"
7.1"
6.4"
3.3"
AIR INLET
AIR INLET
FLUE COLLAR AND ADAPTER
LED
0.4"
11.8"
4.4"
1.3"
5.6"
2.8"
3.9"
5.5"
0.4"
1.4"
1.4"
30.7"
28.3"
29.5"
HOT WATER OUTLET (1")
2.8"
3.9"
5.5"
1"
WIRING THROUGHWAYS
GAS INLET (3/4")
COLD WATER INLET (1")
18.3"
19.1"
18.7
"
0.8"
0.8"
(VIEW FROM TOP)
8-6 10 OBLONG HOLE
4- 13
8-6 10 OBLONG HOLE
4- 13
HOT WATER OUTLET
WIRING THROUGHWAYS
WATER DRAIN VALVE
WATER DRAIN VALVE
WIRING THROUGHWAYS
GAS INLET
COLD WATER INLET (WATER FILTER)
HOT
COL
GAS
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.