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TABLE OF CONTENTS
CHAPTER 8 - EXTERNAL WIRING ....................................................................................35
8.1. General Requirements ................................................................................................................. 35
8.2. Line Voltage Connections ............................................................................................................ 35
8.3. Circulator Wiring .......................................................................................................................... 35
8.4. Flame Status & Alarm Wiring ...................................................................................................... 35
8.5. Low Voltage Connections ............................................................................................................ 36
8.6. Thermostat Wiring ....................................................................................................................... 36
8.7. Outdoor Sensor Wiring .................................................................................................................37
8.8. Domestic Hot Water Wiring .......................................................................................................... 37
8.9. Additional Boiler Limits ................................................................................................................37
8.10. External Modulation Control ........................................................................................................37
8.11. System Sensor Wiring ..................................................................................................................37
8.12. Cascade Wiring ............................................................................................................................ 38
8.13. Modbus Wiring ............................................................................................................................. 38
CHAPTER 9 - ACVMAX OPERATION ................................................................................ 41
9.1. ACVMax Navigation ......................................................................................................................41
9.2. ACVMax Menu Structure ............................................................................................................. 42
9.3. Home Screen ................................................................................................................................ 43
9.4. Status Line Messages .................................................................................................................. 44
9.5. Main Menu .................................................................................................................................... 45
9.6. EZ Setup ....................................................................................................................................... 45
9.7. Heating EZ Setup ................................................................................................................ 46
9.7.1 Select CH Demand (No outdoor sensor connected) ...................................................... 46
9.7.2 Select CH Demand (Outdoor sensor connected) ............................................................. 47
9.8. Domestic Hot Water EZ Setup ........................................................................................... 48
9.9. EZ Setup Reset ................................................................................................................... 49
9.10. Display EZ Setup .................................................................................................................. 49
9.11. CH/DHW Operation ............................................................................................................ 50
9.12. Boiler Information ................................................................................................................ 50
9.12.1 Information Items ................................................................................................................ 51
9.12.2 Lockout Screen .................................................................................................................... 52
9.12.3 Manual Reset Lockouts .......................................................................................................53
9.12.4 Automatic Reset Blocking Lockouts ................................................................................. 54