Specifications
Table Of Contents
- ugh015-0100.pdf
- Contents
- Introduction
- Description
- Installation
- Operation
- Maintenance
- Troubleshooting
- Before beginning
- Diagnostics
- Repair
- Checking and replacing fuses
- Resetting overloads
- Replacing the pump overload
- Replacing the motherboard
- Replacing the heater contactor
- Checking thermocouples
- Replacing thermocouples
- Repairing solenoid valves
- Replacing heater elements
- Removing the pump
- 3/4-2 Hp Pump disassembly/assembly
- 3-7.5 Hp Pump disassembly/assembly
- Appendix
- Parts/Diagrams
UGH015/0100 Thermolator TW-1 and TW-2
CHANGING
TEMPERATURE
UNITS
The temperature units are factory-set as degrees Celsius or
degrees Fahrenheit, as specified when the unit was ordered.
When the Thermolator is on, the indicator lights to the right
of the Actual temperature display on the control panel will
show which temperature unit has been set.
To change this setting, move Dip Switch 1 on the control
circuit board.
Disconnect and lock out main power to the
Thermolator.
Open the electrical enclosure.
Change Dip Switch 1 to:
OFF for °F ON for °C
Close the electrical enclosure and restore main
power to begin operating.
876
54
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21
1
2
3
876
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4
I
NSTALLATION 3-9
WARNING: Electric shock hazard
This equipment is powered by high voltage. Always
disconnect and lock out the main power source
before opening the unit or the electrical enclosure to
modify factory settings. Failure to disconnect and
lock out the main power source can result in severe
personal injury.
NOTE: All dip switch illustra-
tions in this manual show
switches 7 and 8 set to ON.
If you have an Isolated
Circuit model, these switch-
es should be set to OFF.