OPEN OR SHORTED TEMPERATURE SENSOR
In the event the Temperature Sensor or
sensor wiring encounters an OPEN or
SHORTED state, the Control will display
" " (OPEN) as shown in Figure 6, or
"- - -" (SHORTED) as shown in Figure 7.
In the event of an OPEN or SHORTED
condition perform the following steps
before contacting Richmar's Service
Department for technical support and
further instructions:
1. Turn the unit OFF (O).
2. Remove the Power Cord.
3. Quarantine the Unit.
4. Contact Richmar Technical Service.
DEVICE USER INTERFACE
Figure 6. Open Temperature Sensor
Figure 7. Shorted Temperature Sensor
9
MAINTENANCE
WARNING
The HydraTherm Heating Unit is equipped
with an immersion type heating element
and a Digital Thermostat Controller to
maintain the water temperature.
It is recommended to maintain the water
level at or over the top of the heat packs.
Water is constantly lost during operation
due to evaporation; therefore, it is essential
to check the water level daily.
Council Directive 2002/96/EC concerning
Waste Electrical and Electronic Equipment
(WEEE). Indicates a requirement not to
dispose of WEEE as municipal waste.
Contact your local distributor for
information regarding disposal of the unit
and accessories.
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