WARNINGS Who should read these instructions Symbols Recommendations Applicable standards Warnings DESCRIPTION Operating principle Construction features USERS GUIDE Using the boiler Resetting the pressure jet oil or Gas burner Ressetting the BG 2000-S premix gas burner Burner troubleshooting TECHNICAL CHARACTERISTICS Maximum operating conditions Burner chamber plate General features...
WHO SHOULD READ THESE INSTRUCTIONS These instructions should be read by: - the specifying engineer - the installer - the user - the service engineer SYMBOLS The following symbols are used in this manual: Essential instruction for the correct operation of the installation.
Standard equipment The HeatMaster ® 60 N, 70 N and 100 N has the following items as standard : - ON/OFF switch - Summer/Winter switch - Timeclock - Primary circulating shunt pump...
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A. Thermal reset high limit thermostat B. Manual reset high limit thermostat C. Low water pressure switch D. Primary safety valve Control thermostat ® 60 N Safety features of the HeatMaster EN • 5 ® 70 N and 100 N...
‘Heating System Pressure’ paragraph later in this section. • Low primary water pressure indicator If this indicator lights up, the primary circuit of the HeatMaster requires topping up with water. Please see the ‘Heating System Pressure’ paragraph later in this section.
GAS BURNER • HeatMaster ® 60 N / 70 N and 100 N the lockout indicator is situated on the burner and on the control panel. The red warning light indicates an operating fault.Wait five minutes before resetting the burner.To reset : press the button located on the burner.
ELECTRICAL CONNECTION WIRING DIAGRAM : HeatMaster 1. 230 V power connection plug 2. ON/OFF switch 3. Temperature high limit cutoff indidicator 4. Manuel reset high limit thermostat 5. Primary circuit low water pressure indicator 6. Low water pressure switch 7. Time clock 8.
H mm 1098 J mm K mm 1665 Weight empty (kg] HeatMaster ® 60 N Without burner HeatMaster ® 70 N / 100 N Without burner 664Y0500.A INSTALLATION HeatMaster ® HeatMaster ® HeatMaster 60 N 70 N + BG 2000-S/60...
Outlet pipe This table is based on the equipment offered by ACV and cannot be applied generally. 70 N 100 N 2,11 3,20 The maximum length of concentric flue is 6 meters. A condensation drain outlet must be fitted close to the boiler to prevent condensation products from the chimney running into the boiler.
DOMESTIC HOT WATER CONNECTION Before pressurizing the central heating circuit (primary) you should first pressurize the domestic hot water tank (secondary). The HeatMaster ® boiler can be connected directly on the domestic hot water circuit. Flush out the system before connecting the domestic hot water part.
L (m) H (m) Ø int. 8 mm CONNECTION TO THE GAS - The HeatMaster ® is fitted with a Ø 3/4” (BG 2000-S/60, BG 2000-S/70) and Ø 1” (BG 2000-S/100) female fitting connector, on which you can connect the gas tap.
After 5 minutes of operation, vent the primary circuit again maintaining the water pressure at 1 bar. Then restart the unit and check the combustion. HeatMaster EN • 14 ® 70 N and 100 N...
SERVICE INTERVALS ACV recommends that boilers should be serviced at least once a year. The burner must be serviced and tested by a competent engineer. If a boiler is subject to heavy use, it may require servicing more than once a year - consult ACV for advice. SERVICE THE BOILER 1.
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537D6224 Ø 150 mm 537D6225 Ø 150 mm 537D6210 Ø 150 mm 537D6213 Ø 100 mm 537D6217 Ø 100 mm - L 500 mm 537D6222 Ø 100 mm - 90° 537D6222 Ø 100 mm - 45° 664Y0500.A 537D6212 Ø 150 mm Ø...
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HeatMaster ® 30 N / 60 N 21475400 21472400 21478400 21474400 21477400 21471400 21473400 21423026 21476342 664Y0500.A...
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