Single-zone snow melt control installation and operation manual | 3
Table of contents
Important safety information ................. 2
Installation .............................................. 4
Preparation ............................................. 4
Physical dimensions ............................... 4
Installation location ................................. 4
Rough-in wiring ...................................... 4
Sizing the transformer ........................... 5
Control wiring ........................................ 5
Sensor wiring ........................................ 7
Testing the sensor wiring ....................... 9
Testing the control wiring ....................... 9
Manual override — maximum heat ........ 10
Manual override — test .......................... 10
Manual override — purge ..................... 10
Manual override — off .......................... 11
Switch settings ....................................... 11
User interface ......................................... 12
Display .................................................... 12
Operation field ........................................ 12
Status field.............................................. 12
Symbols .................................................. 12
Programmable settings .......................... 13
Programming menus .............................. 13
Access levels and access level lock ...... 14
View menu ............................................. 14
Set Temp menu ..................................... 16
Monitor menu ......................................... 17
Display menu ......................................... 18
Toolbox menu ........................................ 18
Override menu ....................................... 19
System menu ......................................... 20
Boiler menu ............................................ 21
Sequence of operation ........................... 22
Snow melting overview .......................... 22
Slab temperature control ........................ 22
Melt operation ........................................ 22
Manual start and timed stop .................. 23
Automatic start and stop ....................... 23
Automatic start and timed stop .............. 24
EconoMelt .............................................. 24
Additional melting time ........................... 25
Idle operation ........................................ 25
Warm weather shut down ...................... 26
Cold weather cut out ............................. 26
Away key ................................................ 27
Slab protection ....................................... 27
Application modes .................................. 27
Electric operation ................................... 28
Pulse width modulation operation .......... 28
Boiler operation ...................................... 28
Exercising ............................................... 30
Alert relay ............................................... 30
Pump post purge .................................... 30
Troubleshooting...................................... 30
Error messages ...................................... 30
Symptoms and solutions ........................ 32
Job record .............................................. 33
Technical data ....................................... 34
Getting started
Congratulations on the purchase of your new Uponor Single-zone Snow Melt Control.
This manual covers installation, programming, sequence of operation, instruction on
testing, commissioning and troubleshooting.
