10
Use
Tronic 3000T – 6 720 801 072 (2018/04)
3.4 Electrical connections
The ES8 model must be hard wired. As per the National Electric
Code the ES8 needs to be wired with 12 GA. wire to a 20 amp
branch circuit.
▶ Unscrew the junction box cover and remove it.
▶Insert 12 AWG through conduit into junction box and
secure with conduit strain relief (not supplied).
▶ Connect the wires and screw on the cover of the junction
box.
▶ Make appropriate wiring connections to the water heater
per the National Electric Code.
The unit must be grounded with supplied grounding cable
inside junction box.
▶ Secure junction box cover once wiring connections have
been made.
When the ES8 is not within sight of the electrical circuit
breakers, a circuit breaker lockout or additional local means of
disconnection for all non grounded conductors must be
provided that is within sight of the appliance. [REF NEC
422.31].
Fig. 8
[1] Cable housing (internal to the unit)
[2] Wiring
[3] Protection ring for wiring.
[4] Additional grounding cable AWG16
(minimum length 152mm)
[5] Junction box left cover
[6] Nº3 self tapping screw for junction box covers fixing
(with lock washer or serrated head)
[7] Junction box right cover
[8] Nº1 self tapping screw for grounding
(with lock washer or serrated head)
[9] Nº4 screws for junction box fixing
[10] Junction box
[11] Housing for junction box (in the plastic front cover)
4Use
4.1 Starting and testing
To fill the heater:
▶ Open supply valve for water heater to fill with water.
▶ Open hot water tap(s) supplied by the water heater to
purge air out of the system. Once air is purged, close hot
water tap.
▶ Visually check for any leaks.
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