WL2FLT Manual Page 3 – Revision 10-26-2021
TABLE OF CONTENTS
USER GUIDE
• Safety Alert Symbols ................................................................ 4
• Safety Precautions ................................................................... 4
• Features and Benefits .............................................................. 6
• Certifications ............................................................................ 7
• Model Designations and General Specifications ..................... 9
• Electrical and Shipping Specifications .................................... 10
• Operating Instructions ........................................................... 11
• Warranty ............................................................................... 12
SERVICE GUIDE
• Service Requirements ............................................................ 13
• Hot Tank Principles of Operation ........................................... 14
• Resetting the Hot Tank Overload (High Limit Safety) ............ 15
• Hot Tank Descaling................................................................. 16
• Firewall™ Outlet Solenoid – Reverse Flow Orientation ........ 18
• Adjusting Cold Water Set Point ............................................. 19
• Programming – Disabling Energy Saving Sleep Mode ........... 20
• Replacement Components (Consumables) ........................... 21
• Counter Top Drawings and Parts List…………………… ............... 22
• Tower Drawings and Parts List……………………......................... 27
• Counter Top Flow Diagram .................................................... 33
• Tower Flow Diagram .............................................................. 34
• Electrical Schematic ............................................................... 35
INSTALLATION GUIDE
• Pre-Installation Procedures ................................................... 36
• Countertop Draining Procedure ............................................ 40
• Tower Draining Procedure ..................................................... 41
• Installation Instructions ......................................................... 43
TROUBLESHOOTING GUIDE
• Fault Codes ............................................................................. 45
• Power Troubleshooting.......................................................... 49
• Dispense Troubleshooting ..................................................... 52
• Cold Water Troubleshooting .................................................. 68
• Hot Water Troubleshooting ................................................... 69