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D. UTILITIES CONNECTIONS FOR THE INSTALLATION OF THE COMBI
1. Install Electric Power Lines
The electrical supply must match all electrical and wiring requirements specified on the
rating plate and must be made in accordance with the following requirements:
a. The Combi must be properly grounded and have the electrical power lines installed in
accordance with:
1) The National Electric Code, ANSI/NFPA No. 70 LATEST EDITION (USA).
2) Canadian Electrical Code, CSA C22.2.
3) Any other applicable national, state, or local laws, codes, and regulations.
b. Check the rating plate to make sure the Combi is compatible with the local electric supply.
c. Note: the rating plate is located on the left side.
d. Install a dedicated main disconnect switch and a separate fuse or breaker (per code)
for each Combi. The fused or breakered disconnect switch is referred to as the "main
external power switch." (Fig. 9).
e. Do not connect to a GFI. outlet.
f.
The main terminals are behind the removable left side cover in the service connection area.
g. The wiring diagram and the spare parts list are in the service connection area.
h. Check all cable and wire connections for size, location, and tightness before starting a Combi.
i.
The Combi must be electrically grounded by the installer.
2. Electrical Connection Data
Model
OGB-6.10
OGS-6.10
Volts
120
Phase
1
Hz
60
kW
1.4
AMP
11.7
Wires
2+Ground
AWG,
Cu,
14
90°C
Minimum American Wire Gauge size required for field connection
DRAIN LINE
COLD W ATER SUPPLY LINES
Main External Power Switch
OGB-6.20
OGB-10.10
OGS-6.20
OGS-10.10
120
120
1
1
60
60
1.4
1.4
11.7
11.7
2+Ground
2+Ground
14
14
Attention: always observe local ordinances!
M AIN EXTERNAL
POW ER SW ITCH
COMBI
Figure 9
OGB-10.20
OGB-12.20
OGS-10.20
OGS-12.20
120
120
1
1
60
60
1.9
1.9
15.9
15.9
2+Ground
2+Ground
14
14
10
OGB-20.10
OGB-20.20
OGS-20.10
OGS-20.20
120
120
1
1
60
60
2.6
2.7
21.7
22.5
2+Ground
2+Ground
10
10
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