ACV HeatMaster 25 TC Installation, Operating And Servicing Instructions
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- Installation operation & maintenance (77 pages) ,
- Installation, operation and maintenance instructions (54 pages) ,
- Installer's handbook (107 pages)
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Summary of Contents for ACV HeatMaster 25 TC
- Page 1 InstallatIon, operatIng and servIcIng InstructIons HeatMaster 25 / 35 / 70 / 85 664Y5300 • A...
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Page 2: Table Of Contents
• Domestic hot water connection • Central heating connection • Installation of a high-temperature heating circuit controlled by an ACV 22 room thermostat • Installation of a high-temperature heating circuit controlled by an ACV 22 room thermostat • Installation of two heating circuits controlled by Room Unit and... -
Page 3: Safety Precautions
• If there is a problem please contact your contractor for advice. when the outside temperature drops below the preset threshold. • In spite of the strict quality standards that ACV applies to its In order to enable the HeatMaster® TC boiler to protect the system... -
Page 4: Water Quality
To Please note that these additives must be used in accordance with the cover these risks in a cascade installation, ACV demands the installation instructions issued by the manufacturer of the water treatment product. -
Page 5: Description Of The Appliance
17. Rigid expanded polyurethane foam insulation 18. Boiler charging pump 19. Safety valve (3 bar) The HeatMaster® TC combines the unique ACV Tank-in- Tank concept with a double primary circuit to obtain the exceptional performance levels of a TOTAL CONDENSATION combi boiler. -
Page 6: User Guide
USER GUIDE INSTRUCTIONS FOR USE SETTING THE PARAMETERS Your system must be inspected once a year by an approved installer or DOMESTIC HOT WATER TEMPERATURE SETTING: maintenance company in accordance with the applicable standards. (Hot water temperature) STARTING THE BURNER - Press "MODE"... -
Page 7: Technical Characteristics
TECHNICAL CHARACTERISTICS GENERAL CHARACTERISTICS • HEATMASTER 25 / 35 TC HM 25 TC HM 35 TC Central heating Natural gas Propane Natural gas Propane Max. heat input 24,95 24,95 34,9 30,6 Min. heat input 10,2 10,2 10,0 10,0 Max. useful power 80/60°C 24,29 24,29 34,1... -
Page 8: General Characteristics • Heatmaster 70 / 85 Tc
TECHNICAL CHARACTERISTICS GENERAL CHARACTERISTICS • HEATMASTER 70 / 85 TC HM 70 TC HM 85 TC Central heating Natural gas Propane Natural gas Propane Max. heat input 69,9 69,9 85,0 [92,0] 85,0 [92,0] Min. heat input 17,2 17,2 17,2 17,2 Max. -
Page 9: Electrical Connection
ELECTRICAL CONNECTION WIRING DIAGRAM: HEATMASTER® TC 230 V outlet 15. Room thermostat (optional) 2. On/Off switch 16. NTC3 domestic hot water sensor Charging pump 17. NTC4 outside temperature sensor (optional) 4. Heating circulator (optional) 18. NTC6 flow sensor for second heating circuit (optional) Gas valve rectifier 19. -
Page 10: Installation
INSTALLATION INSTALLATION AREA Min. 300 mm - Make sure that all air vents are unobstructed. Min. 25 mm Min. 25 mm - Do not store any flammable materials in this room. - Do not store any corrosive materials, paint, solvents, salts, chlorine products or any other detergent products in the vicinity of this appliance. - Page 11 32.0 — — — — Horizontal terminal 15.0 24.0 — — — — This table is based on ACV equipment and cannot be applied elsewhere. 43(x) 43(x) 33(x) 43(x) 43(x) 13(x) 33(x) 93(x) 43(x) 43(x) 53(x) : Connection by pipes with a horizontal terminal that simultaneously takes in combustion air for the burner and discharges combustion products 13(x) outside through openings that are either concentric or close enough together to be subjected to similar wind conditions.
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Page 12: Gas Connection
INSTALLATION GAS CONNECTION - The HeatMaster® TC boiler has a Ø 3/4"M gas connection to connect a gas isolator. - The gas connection must comply with all applicable standards. - If there is a risk of impurities coming from the gas network, place a gas filter upstream of the connection. - Bleed the gas duct and carefully check the seal of all of the appliance’s external and internal gas ducts. -
Page 13: Propane Conversion
INSTALLATION CONVERSION TO NATURAL GAS OR DOMESTIC HOT WATER CONNECTION PROPANE The DHW tank (secondary) must be filled and pressurised As indicated on the data plate, the boiler is factory preset to operate before filling and pressurising the heating circuit with G20 or G31 gas. -
Page 14: Central Heating Connection
DHW mode as well as in heating mode. The 3-way switch must be set to speed 3. - Fill the system with tap water. Contact your ACV representative about the use of inhibitors. - It is possible that the connections are capped due to the presence of residual water from tests carried out on the appliance. -
Page 15: Installation Of A High-Temperature Heating Circuit Controlled By An Acv 22 Room Thermostat
INSTALLATION INSTALLATION OF A HIGH-TEMPERATURE HEATING CIRCUIT CONTROLLED BY AN ACV 22 ROOM THERMOSTAT SCHEMATIC DIAGRAM ACV 22 MCBA OPTIONAL EQUIPMENT Code Description Remove this link to connect the room 10800018 ACV 22 Room thermostat thermostat. High-temperature kit DN 25: 10800221... - Page 16 AM3 - 11 NTC12K OPTIONAL EQUIPMENT Code Description Code Description Outdoor sensor 10800018 ACV 22 Room thermostat 10510100 12kΩ — AF120 Low-temperature kit DN 25 Module AM3-11 Includes a circulator, two isolation 10800223 10800095 Manages the second heating circuit - valves, the check valve, two [HM 25 / 35 TC] communicates directly with the MCBA.
- Page 17 INSTALLATION BLOCK DIAGRAM FOR WIRING IN ACCORDANCE WITH APPLICABLE STANDARDS. Outside T° (°C) Initial adjusted Description Maximum temperature of the DHW set-point 00: Domestic hot water mode “OFF” 01: Domestic hot water mode “ON” 00: Heating mode “OFF” 01: Heating mode “ON” Maximum boiler temperature (must be higher than the hot water temperature).
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Page 18: Installation Of Two Heating Circuits Controlled By Room Unit And
INSTALLATION INSTALLATION OF TWO HEATING CIRCUITS CONTROLLED BY ROOM UNIT AND ZMC-2 MODULE SCHEMATIC DIAGRAM AF120 Room Unit ZMC-2 (230 Volt) MCBA VF202 VF202 ZMC-2 (230 Volt) OPTIONAL EQUIPMENT Code Description Code Description 2-circuit manifold DN 25 Room Unit RSC 10800208 10800189 With connection pipes and built-in wall... - Page 19 INSTALLATION BLOCK DIAGRAM FOR WIRING IN ACCORDANCE WITH APPLICABLE STANDARDS. 230 Volt - 6A 230 Volt - 6A 50Hz 50Hz 2 3 N N N N 2 3 N N N N ZMC-2 ZMC-2 (230 Volt) (230 Volt) A B VF 0 VE 0 A B VF 0 VE 0 VF202 VF202...
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Page 20: Commissioning And Maintenance
COMMISSIONING THE SYSTEM - Check if the parameters are set to meet the user’s requirements. - The boiler’s settings can only be checked by a trained ACV installer or the ACV maintenance department. - Switch the appliance to maximum power mode by pressing The DHW tank (secondary) must be filled and pressurised simultaneously on the Mode and Plus (+) keys. -
Page 21: Dismantling The Burner
COMMISSIONING AND MAINTENANCE CLEANING THE EXCHANGER DISMANTLING THE BURNER - Dismantle the burner as described above. - Close the gas supply valve. - Remove the burner insulation. - Open the top front panel of the boiler. - Use a vacuum cleaner to clean out the chamber. - Remove the fan plug (24 Volt), the ignition cable, the gas valve control - It may also be necessary to pour water into the cylinder in order to and the ignition electrode earth. -
Page 22: Mcba Parameters For The Specialist
MCBA PARAMETERS FOR THE SPECIALIST STANDBY MODE PARAMETER MODE When the boiler is switched on, it starts up in Stand-by mode, as shown SETTING THE MCBA PARAMETERS in the figure above. To access Parameter mode when the system is in Standby mode, press the “MODE”... -
Page 23: Info Mode
MCBA PARAMETERS FOR THE SPECIALIST Display INFO MODE INFORMATION ON THE INSTALLATION To switch from Standby mode to Info mode, press “MODE” twice MODE Press the “STEP” key until you see the desired information. The dot located behind the first position flashes to indicate that the boiler is in Info mode. MODE Description of the Description of the... -
Page 24: Code Mode
By entering the code you can access from Parameter 10 to Parameter 113 and consult the communication mode, the fan speed mode and the Error mode. Only ACV approved installers know the access code. For more information, please contact our after-sales service. - Page 25 MCBA PARAMETERS FOR THE SPECIALIST SETTING THE PARAMETERS: only accessible using the code Factory setting STEP Display Description of the parameters HM 25 TC HM 35 TC HM 70 TC HM 85 TC Booster 00 = Off [minute]. Night time central heating reduction (°C). Increase of the primary temperature set point to generate hot water.
- Page 26 MCBA PARAMETERS FOR THE SPECIALIST Factory setting STEP Display Description of the parameters HM 25 TC HM 35 TC HM 70 TC HM 85 TC Burner trigger hysteresis (domestic hot water). DHW detection hysteresis on. DHW detection hysteresis off. Central heating block time (sec x 10.2). Domestic hot water block time (sec x 10.2).
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Page 27: Communication Mode
MCBA PARAMETERS FOR THE SPECIALIST Factory setting STEP Display Description of the parameters HM 25 TC HM 35 TC HM 70 TC HM 85 TC Maximum dT3/dt [x 0.1 °C/sec.] Difference T1 - T2 for modulation Pulses per rotation/PWM frequency External ignition/start attempts Maximum NTC1-NTC2 time [sec. -
Page 28: Mcba Blockage And Error Codes
MCBA BLOCKAGE AND ERROR CODES LIST OF ERROR CODES + SOLUTIONS [in ERROR mode] If a fault occurs during operation, the system locks out and the screen starts to flash. The first character is an “E” or “b” and the following two indicate the code of this fault, as indicated in the table below. To unlock the system: •... - Page 29 MCBA BLOCKAGE AND ERROR CODES Codes Description of the fault Resolution of the fault 1. Check the connection of the NTC2 sensor Short circuit NTC2 2. Check the wiring of the NTC2 sensor 3. If the problem persists replace the NTC2 sensor 1.
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