Operating instructions

03/19/2009 BI508
TABLE OF CONTENTS
Description Page
Introduction 1
System or Water Flow 2
Multiple Zones & Radiant Temperatures 2
Zone Controller 2
Room Thermostat Placement 3
Two-Temperature Operation or Feature 3
Multiple Boilers 4
Boiler/Plumbing Kit Placement 4
Installation Requirements 4
Mechanical Installation
Under-Floor Radiant 6
Dual Heat 7
Electrical Hookup 8
Water Fill Procedure 9
Controller Setup 10
Operational Tips 10
Standby Switchover, SOT Timer 11
Replacement Parts List 12
Troubleshooting/Repair Helps 13
Sequence 13
Drawings:
Piping, Install Kits BX505
Plumbing, Dual Boilers BX504
Hookup BH509
Internal Wiring Schematic BS509
Boiler Accessories BL001
Warranty XX017