ACV Prestige ACVMax Application Supplement
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ACV Prestige ACVMax Application Supplement

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2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:36 AM Page 1
WARNING
Revised 12/15/2015
prestige
Control Application
Supplement -
This document is intended to be used by a factory trained and qualified heat-
ing contractor or service technician only. Read all instructions within this
document and within the PRESTIGE Boiler Installation and Maintenance
Manual before proceeding. It is recommended to follow the procedures in
the steps given. Skipping or missing procedural steps could result in severe
personal injury, death or substantial property damage.
ACVMax
2015-10 Prestige ACVMax Control Appl. Supl.

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Summary of Contents for ACV Prestige ACVMax

  • Page 1 2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:36 AM Page 1 prestige Control Application ACVMax Supplement - This document is intended to be used by a factory trained and qualified heat- WARNING ing contractor or service technician only. Read all instructions within this document and within the PRESTIGE Boiler Installation and Maintenance Manual before proceeding.

  • Page 2: Table Of Contents

    2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:36 AM Page 2 Table of Contents PRODUCT AND SAFETY INFORMATION Definitions ........................1 1.0 - OPERATING INFORMATION Entering Installer Access Code ..............2 ACVMax Installer Menu Structure..............3 2.0 - CH SETTINGS Navigation ....................5 Heating Operation ..................5 Demand Type ....................5...
  • Page 3 2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:36 AM Page 3 Table of Contents - Continued 4.5.2 Preset Pump Configuration (Solo) ..........16 4.5.3 Preset Pump Configuration (Excellence) ........16 4.5.4 Flexible Pump Configuration............16 4.5.5 Flex. Relay Configuration...............17 4.5.6 Error Relay ..................17 Ignition Level NAT ..................17...
  • Page 4 2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:36 AM Page 4 (Page left intentionally blank)

  • Page 5: Product And Safety Information

    CAUTION Indicates a potentially hazardous situation which, if ignored, may result in minor injury or substantial property damage. NOTICE ACV-Triangle Tube reserves the right to modify the technical specifications and components of its product without prior notice.

  • Page 6: Operating Information

    2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:36 AM Page 2 Operating Information OPERATING INFORMATION The ACVMax Boiler Management System is designed to be flexible yet easy to use. ACVMax mon- itors and controls the Prestige to operate as efficiently as possible. ACVMax monitors the boiler sup- ply, return and flue gas temperatures and operates the igniter, gas valve and blower.

  • Page 7: Acvmax Installer Menu Structure

    2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:36 AM Page 3 Operating Information Entering Installer Access Code The INSTALLER button (the small round button) provides the installing contractor with full access to all available features after entering an access code...
  • Page 8 2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:36 AM Page 4 Operating Information ACVMax Installer Menu Structure Home Screen Installer Access Code ENTER INSTALLER ACCESS CODE 05[4] Installer Menu CH & DHW Settings CH & DHW Settings Menu Reset All Settings...

  • Page 9: Ch Settings

    2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:36 AM Page 5 CH Settings CH SETTINGS Heating Settings Navigation: Enabled Heating Operation Home Screen > Installer Menu > CH & DHW Settings > CH Settings The CH Settings menu contains settings related to central heating oper- Demand Thermostat &...

  • Page 10: Absolute Max Ch Setpoint

    2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:36 AM Page 6 CH Settings Absolute Max CH Setpoint Default: 188°F [87°C] Absolute Max CH Setpoint can be used to prevent a user from adjusting the central heating setpoint or outdoor reset curve above a safe operating tem- Abs.

  • Page 11: Outdoor Curve Warmest Day

    2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:36 AM Page 7 CH Settings Outdoor Curve Warmest Day Default: 64°F [18°C] Outdoor Curve Warmest Day is the warmest outdoor design temperature Outdoor Curve of the heating system when an Outdoor Curve option is chosen in Warmest Day Demand Type.

  • Page 12: Circulation Pump Permanent

    2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:36 AM Page 8 CH Settings 2.13 Circulation Pump Permanent Default: Disabled Circulation Pump Permanent allows the circulators configured for central heating calls in Pump Settings to be constantly enabled even without a Circulation Pump central heating call.

  • Page 13: Frost Protection Setpoint

    2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:36 AM Page 9 CH Settings WARNING Freeze Protection should only be disabled when the system con- tains antifreeze to prevent the system from freezing. Serious dam- age could occur to the Prestige as well as the entire heating system if Freeze Protection is disabled without antifreeze in the system.

  • Page 14: Dhw Settings

    2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:36 AM Page 10 DHW Settings DHW SETTINGS Navigation: DHW Settings Home Screen>Installer Menu>CH & DHW Settings>DHW Settings The DHW Settings menu contains settings related to domestic hot DHW Operation Enabled water operation. Each line contains a DHW Setting followed by its cur-...

  • Page 15: Boiler Dhw Setpoint

    2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:36 AM Page 11 DHW Settings DHW Boiler Setpoint Default: 168ºF [76ºC] DHW Boiler Setpoint is the fixed boiler setpoint temperature during a domestic hot water call when the Thermostat option is chosen in DHW Boiler Setpoint Demand.

  • Page 16: Dhw Storage Adder

    2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:36 AM Page 12 DHW Settings DHW Storage Adder Default: 46°F [25°C] DHW Storage Adder is used to compute the boiler setpoint when the Sensor option is chosen in DHW Demand. The boiler setpoint will be DHW Setpoint + DHW Storage Adder for a domestic hot water call.

  • Page 17: Dhw Call Blocking

    2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:36 AM Page 13 DHW Settings taneous domestic hot water and central heating calls are present. The DHW circulator will be enabled during a domestic hot water call. The heating circulators will be enabled during a central heating call.

  • Page 18: Antilegionella Function

    2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:36 AM Page 14 DHW Settings 3.13 Antilegionella Function Default: Enabled The Antilegionella Function ensures that an Indirect Water Heater is heat- Antilegionella Function ed at least once per week to prevent the growth of Legionella bacteria.

  • Page 19: Boiler Settings

    2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:36 AM Page 15 Boiler Settings BOILER SETTINGS Boiler Settings Navigation: Solo (2 pumps) Prestige Model Home Screen>Installer Menu>CH & DHW Settings>Boiler Settings Lockout Temp. 210ºF [99ºC] The Boiler Settings menu contains settings related to general boiler...

  • Page 20: Modbus Address

    2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:36 AM Page 16 Boiler Settings Modbus Address Default:0=BCST Modbus Address assigns the boiler with a unique address in the Modbus Modbus Address control system. Press the LEFT or RIGHT buttons to change the Modbus Address then press the OK button to store the setting.

  • Page 21: Flex. Relay Configuration

    2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:36 AM Page 17 Boiler Settings 4.5.5 Flex. Relay Configuration Each relay function has several options that must be set for activation. Press the UP or DOWN buttons to scroll through the options then press Flex.
  • Page 22 2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:36 AM Page 18 Boiler Settings Fig. 2: System Piping with Solo Preset Config 1...
  • Page 23 2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:36 AM Page 19 Boiler Settings Fig. 3: System Piping with Solo Preset Config 2...
  • Page 24 2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:36 AM Page 20 Boiler Settings Fig. 4: System Piping with Solo Preset Config 3...
  • Page 25 2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:36 AM Page 21 Boiler Settings Fig. 5: System Piping with Solo Preset Config 4...
  • Page 26 2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:36 AM Page 22 Boiler Settings Fig. 6: System Piping with Solo Preset Config 5...
  • Page 27 2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:36 AM Page 23 Boiler Settings Fig. 7: System Piping with Solo Preset Config 6...
  • Page 28 2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:36 AM Page 24 Boiler Settings Note: This Configuration to be used where the Low Temp Circuit is a micro load as the High Temp Circuit will run for any call on the Low Temp Circuit to prevent boiler cycling.
  • Page 29 2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:37 AM Page 25 Boiler Settings Fig. 9: System Piping with Solo Preset Config 8...
  • Page 30 2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:37 AM Page 26 Boiler Settings Note: This Configuration requires that the Low Temp Pump and High Temp Pump be connected in par- allel to the CH Pump Relay. An isolation relay is may be used to ensure the CH Pump Relay will not be overloaded during operation.
  • Page 31 2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:37 AM Page 27 Boiler Settings Note: This Configuration to be used where the Low Temp Circuit is a micro load as the High Temp Circuit will run for any call on the Low Temp Circuit to prevent boiler cycling.
  • Page 32 2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:37 AM Page 28 Boiler Settings Fig. 12: System Piping with Solo Preset Config 11...
  • Page 33 2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:37 AM Page 29 Boiler Settings Fig. 13: System Piping with Solo Preset Config 12...
  • Page 34 2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:37 AM Page 30 Boiler Settings Fig. 14: System Piping with Solo Preset Config 13...
  • Page 35 2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:37 AM Page 31 Boiler Settings Fig. 15: System Piping with Excellence Preset Config 1...
  • Page 36 2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:37 AM Page 32 Boiler Settings Fig. 16: System Piping with Excellence Preset Config 2...
  • Page 37 2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:37 AM Page 33 Boiler Settings Fig. 17: System Piping with Solo Preset Config 3...
  • Page 38 2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:37 AM Page 34 Boiler Settings Fig. 18: System Piping with Excellence Preset Config 4...
  • Page 39 2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:37 AM Page 35 Boiler Settings (Page left intentionally blank)

  • Page 40: Reset All Settings

    2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:37 AM Page 36 Reset All Settings RESET ALL SETTINGS Navigation: Home Screen>Installer Menu>Reset All Settings Reset All Settings Reset All Settings allows the installer to reset all CH, DHW, Boiler and Cascade settings back to the original PRESTIGE Solo factory defaults.

  • Page 41: Factory Acvmax Settings

    2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:37 AM Page 37 Factory ACVMax Settings FACTORY ACVMAX SETTINGS Minimum Maximum EZ Setup Installer Section Setting Factory Default Setting Setting Reset Reset Heating Operation Enabled Demand Type Thermostat & Outd. Curve Absolute Max CH Setpoint 188°F [87°C]...

  • Page 42: Cascade

    2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:37 AM Page 38 Cascade CASCADE Cascade Operating Information The ACVMax Boiler Management System includes a Cascade function which allows multiple Prestige boilers to operate together without the need for an external controller. One Prestige will be selected as the Master and will be wired to accept all the low voltage control signals.

  • Page 43: Acvmax Cascade Menu Structure

    2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:37 AM Page 39 Cascade ACVMax Cascade Menu Structure Installer Menu Cascade Cascade Menu Cascade Cascade Autodetection Cascade Information Menu Cascade Settings Menu Cascade Autodetection Cascade Settings Cascade Information Cascade Role Stage Delay...

  • Page 44: Cascade Installation

    2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:37 AM Page 40 Cascade 7.3 Cascade Installation 7.3.1 System Piping Standard Cascade installations will utilize a balanced manifold system as the primary / secondary connection to the system piping as shown in Figure 21 on page 44 or a reverse return piping arrangement as shown in Figure 23 on page 46.

  • Page 45: Cascade Communication Cable

    2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:37 AM Page 41 Cascade 1. Remove the white plastic cover from the sensor 2. Cut a small slit in the gasket seal on the end of the sensor. 3. Route 18 AWG 2-wire cable or similar cable through the seal gas- ket into the enclosure.

  • Page 46: Line Voltage Wiring Connections

    2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:37 AM Page 42 Cascade 7.3.5 Line Voltage Wiring Connections • Circulator Wiring - Reference Figures 22, 24 and 26 on pages 45, 47 and 49 for circulator wiring required for each type of Cascade System.

  • Page 47: Lockouts

    2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:37 AM Page 43 Cascade 7.3.7 Lockouts If a lockout occurs to a boiler in a Cascade System, it will be removed from Cascade System operation. The remainder of the Cascade System contin- ues to operate and the next available boiler will fire if necessary.
  • Page 48 2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:37 AM Page 44 Cascade Fig. 21: Primary Secondary Cascade Piping...
  • Page 49 2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:37 AM Page 45 Cascade Master Prestige Boiler N G L System Modulation Outdoor Thermosta Sensor or Modbus Sensor Signal Sensor Thermostat Thermostat Aquastat L G N L G N L G N...
  • Page 50 2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:37 AM Page 46 Cascade Fig. 23: Reverse Return Cascade Piping...
  • Page 51 2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:37 AM Page 47 Cascade Master Prestige Boiler N G L System Modulation Outdoor Thermosta Sensor or Modbus Thermostat Sensor Signal Thermostat Sensor Aquastat L G N L G N L G N...
  • Page 52 2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:37 AM Page 48 Cascade Fig. 25: Split Cascade System...
  • Page 53 2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:37 AM Page 49 Cascade Master Prestige Boiler N G L System Modulation Outdoor Thermosta Sensor or Modbus Sensor Signal Sensor Thermostat Thermostat Aquastat L G N L G N L G N...

  • Page 54: Cascade Information

    2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:37 AM Page 50 Cascade Cascade Information 7.4.1 Navigation: Home Screen>Installer Menu>Cascade>Cascade Information Cascade Information Cascade Information provides real time operating information of the Cascade System. Each line contains an information item followed by...

  • Page 55: Cascade Settings

    2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:37 AM Page 51 Cascade Cascade Settings 7.5.1 Navigation: Cascade Setting Home Screen>Installer Menu>Cascade>Cascade Settings The Cascade Settings menu contains settings related to cascade operation. Stage Delay 60 sec Each line contains a Cascade Setting followed by its current value. Six Minimum Firing Rate Cascade Settings are displayed on the screen at one time.

  • Page 56: Boiler Enabling Algorithm

    2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:37 AM Page 52 Cascade 7.5.4 Boiler Enabling Algorithm The Master boiler uses the following algorithm to determine when the next boiler can be enabled: Number of Boilers Firing +1 x Minimum Firing Rate = Individual Boiler Firing Rate...

  • Page 57: Ch/Dhw Boilers

    2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:37 AM Page 53 Cascade 7.5.7 CH/DHW Boilers Default: 0 The CH/DHW Boilers setting specifies how many boilers in a Split Cascade System will respond to a domestic hot water call. The CH/DHW CH/DHW Boilers Boilers always begins with the Master boiler.

  • Page 58: Ch Proportional Gain

    2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:37 AM Page 54 Cascade 7.5.9 CH Proportional Gain Default: 7 CH Proportional Gain allows the cascade response to be adjusted for a cen- tral heating call. CH Proportional Gain has the greatest influence when the CH Proportional Gain system temperature is far away from the setpoint.

  • Page 59: Dhw Proportional Gain

    2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:37 AM Page 55 Cascade To reach the setpoint faster, decrease the CH Integral Gain value by 2. Perform Cascade Autodetection and initiate a cen- tral heating call. Observe the cascade response and make fur- ther adjustments if necessary.

  • Page 60: Dhw Integral Gain

    2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:38 AM Page 56 Cascade 7.5.12 DHW Integral Gain Default: 245 DHW Integral Gain allows the cascade response to be adjusted for a domestic hot water call. DHW Integral Gain has the greatest influence DHW Integral Gain when the system temperature is close to the setpoint.

  • Page 61: Modbus Interface

    2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:38 AM Page 57 Modbus Interface MODBUS INTERFACE The Modbus Interface allows a Building Management System (BMS) to directly connect to the Prestige. A BMS can read information from the boiler to determine its operating state, lockout status, sensor read- ings, etc.
  • Page 62 2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:38 AM Page 58 Modbus Interface Table 10: Input Registers (Read Only) Address Supported Description Byte: Format Notes DEC (HEX) Commands 0 (0x0000) 0x04 Boiler Status LB: Flag8 Bit: Description 0: PC Manual Mode...

  • Page 63: Manual Operation

    2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:38 AM Page 59 Manual Operation MANUAL OPERATION Navigation: Home Screen>Installer Menu>Manual Operation The Manual Operation Screen allows the burner and circulators to be man- Manual Operation ually enabled for testing. Released Press the OK button while the FAN icon is highlighted to manually fire the burner and power the CH (1) circulator.
  • Page 64 2015-10 Prestige ACVMax Control Sup 12-14-15_ACVMax_Control 12/15/15 7:38 AM Page 60 Additional quality water heating equipment available from ACV- Triangle Tube MAxI-FlO AND SPA HEAT ExCHANGERS Construction of high quality corrosion resistant stainless steel (AISI 316) or titanium Specially designed built-in flow restrictor to assure maxi-...

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