Takagi T-M50 - Manual (Page 20)

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ELECTRICAL CONNECTIONS
WARNING: Follow the electrical code requirements of the local authority having
jurisdiction. In the absence of such requirements, follow the latest edition of the
National Electrical Code ANSI/NFPA 70 in the U.S. or the latest edition of CSA
C22.1 Canadian Electrical Code, Part 1, in Canada.
CAUTION: When servicing or replacing parts within the water heater, label all wires prior to
disconnection to facilitate an easy and error free reconnection. Wiring errors can cause
improper and dangerous operation. Verify proper operation after servicing.
1. The water heater must be electrically grounded. Do not attach the ground wire to either
the gas or the water piping.
2. The water heater requires 120 VAC / 60 Hz electrical power supply that is properly
grounded.
 A proper disconnect (i.e. on/off switch, power plug, etc.) controlling the main power to
the water heater must be provided for service reasons. (Must comply with local
codes).
 Connect the power supply to the water heater exactly as shown in the wiring diagram;
3. A green screw is provided in the junction box to ground the connection.
4. Can be hardwired or wired to a plug-in.
5. The use of a surge protector is recommended in order to protect the unit from power
surges.
Ground
Connect Power supply
120 VAC / 60 Hz