10
COMMERCIAL ELECTRIC WATER HEATER INSTALLATION
Follow directions in
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6)
for connecting the
module to the Energy Management System and power. This section
will guide the installer on how to mount and connect the module to
the water heater.
The module should be located where it will not interfere with the door
or in a location that is acceptable to the customer. Care should be
exercised to avoid drilling the self tapping screws into electrical or
sensitive components. Electrical power should be disconnected
before proceeding with ICC installation.
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of the unit. See
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.
Swing the door to the open position and locate the back of the display
module. See
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.
Figure 26. Loosening the Screws to the Door of the Unit
Unplug the display communication cable from the display. Plug the
RJ45 plug from the split communication cable into the back of the
display. See
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.
Plug the display cable into the split cable receptacle as shown in
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. Plug the supplied wiring harness with the gateway controller
into the remaining open RJ45 port on the Split Communication cable
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Figure 27. Locating the Communications Cable on Back of the
Display
Figure 28. Reconnecting RJ45 Plug from Split Communication Cable
Figure 29. Connecting the Display Cable to Split Cable Receptacle
Locate the module on the top of the door cabinet approximately 1
inch from the water heater jacket and on the centerline of the unit
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and
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).
Figure 30. Locating the Module
Figure 31. Module Location Relative to Centerline
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of the top panel. See
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.
Run the three wire connection from the split cable up and through
the knockout and connect the three wires to the module as shown
on page 4. Once the unit is installed and connected, the building
management system can be connected to the appropriate connection
point on the module.
Figure 32. Knockout on Left Corner of Top Panel
Summary of Contents for ETH-1000
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