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

3-1
UGH015/0100 Thermolator TW-1 and TW-2
●●
Unpacking the boxes . . . . . . . . .3-2
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Preparing for installation . . . . . .3-3
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Connecting the water supply . .3-4
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Optional purge valve hookups .3-5
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Connecting the main power . . .3-6
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Testing the installation . . . . . . . .3-7
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Initial setup . . . . . . . . . . . . . . . .3-8
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Changing temperature units . . .3-9
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Enabling and disabling
passcode protection . . . . . . .3-10
●●
Selecting the temperature
control point
(TW-2) . . . . . . . . .3-12
●●
Entering setpoint
deviation parameters . . . . . . .3-14
●●
Activating SPI
communication . . . . . . . . . . . .3-15
●●
Installing the Auto Start
feature . . . . . . . . . . . . . . . . . .3-16
INSTALLATION