Hubbell Electric Heater Company J User Manual download pdf (Page 19)

SECTION III - SCHEDULED MAINTENANCE AND OPERATION

WARNING / CAUTION

Before performing any maintenance procedure, make certain the power supply is turned OFF and cannot

accidentally be turned on.

MAINTENANCE AND OPERATION

The water heater is automatic in its operation. It will maintain a full tank of water at the temperature setting

of the controller. The water heater should not be turned on without first making sure that the tank is full of

water and that all air has been released.

FREEZING

The tank should be fully drained in the event the electricity has been turned off and if there is danger of

freezing.

CONTROLLER OPERATION

NOTE: All controller variables come preset from the factory to include a preset temperature of 185°F.

1. To turn unit on or off:

a. Press the ON/OFF button on the display module.

b. Note that the controller will resume its last mode of operation if power is disconnected.

2. To change setpoint temperature (the temperature is fully adjustable from 32° to 194°F (0°-90°C):

a. Press the UP and DOWN arrows simultaneously to enter setpoint change mode.

b. Press the UP or DOWN button to change the setpoint temperature.

c. Pressing and holding the UP or DOWN button will scroll through the setpoint temperature.

d. To leave setpoint change mode

i. Wait 5 seconds without pushing any buttons or press the UP and DOWN buttons

simultaneously.

3. To view the number of operational hours (the number of hours when a contactor is pulled in) and

software version:

a. Press the UP and DOWN arrows simultaneously to enter setpoint change mode.

b. Press the ON/OFF button.

c. Display will flash the software version (e.g. R14), HRS, followed by the hours in thousands

of hours, followed by the hours.

i. Example: r14, HrS, 123, 456; indicates software version R1.4 and 123,456 hours.

d. To leave operational hours mode

i. Wait 5 seconds without pushing any buttons or press the UP and DOWN buttons

simultaneously.

4. Configuration Menu. (NOTE: Configuration menu change should only be made by qualified

personnel).

a. To enter the configuration menu, press and hold the UP, DOWN, and ON/OFF buttons

simultaneously for 5 seconds.

b. To scroll through menu settings, press the ON/OFF button.

c. To make a change to a menu setting use either the UP or DOWN arrow.

d. Settings:

i. Relays – sets the number of magnetic contactors used in the heater.

1. r##, where ## is the number of magnetic contactors (01 or 02).

1 2 ... 14 15 16 17 18 19 20 21 22 23 24 ... 30 31

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Hubbell Electric Heater Company J User Manual Page 19