• Reservoir Chilled & Ambient • Reservoir Chilled & Hot • Direct Chill Cold & Ambient • Direct Chill Cold & Hot The b2 model is available as countertop and floor standing in three colours. All Models Ambient All models are self-contained machines...
Controls Cold Thermostat Factory set to: NB: Turn clockwise to decrease water temperature Chilled is controlled by a switch on the back of the On/Off Switch: at rear of machine, switches unit, next to the cooling mode switch. This cooling operation on/off. switch is labelled “Hot”.
Components Major Components & Water Connection - Reservoir variant Hot Switch Cold Switch Cold Tank IEC power socket Dispense Taps Hot Tank Water Inlet Major Components & Water Connection - Direct Chill variant Hot Switch Cold Switch Direct Chill IEC power socket Cold Tank Float Valve Tank Dispense Buttons...
Operation Water Connection & Operation On reservoir models remove the Dispense from all options (to Turn on the cold switch (located Carbon bag from the cold tank. confirm water supply). at the rear on the unit) to begin Connect and turn on the water the chilling process.
Page 6
Water Connection & Operation (Continued) hour 10 c cold cold cold heating heating heating cold chilling The temperature of the chilled Allow up to 1 hour for the water to reach its minimum water can be set from 4c to 10c.
Functions & Controls Hot Models: Press hot Chilled Water water lock button and Button then hot water button to dispense. Ambient or Hot Water Lock Hot Water & Hot Water Lock Button Ambient or Hot Water Button Chilled Water Button Hot Models: Lift hot water lock button prior to dispense General Safety...
Maintenance NOTE: All maintenance opertaions must be carried out with the dispenser switched off. Isolation & Removal Please make sure the machine is completely Turn off the water supply. disconnected from electricity before carrying out any maintenance work. DIRECT CHILL TANK DRAIN HOT TANK DRAIN...
Sanitisation Guide NOTE: Before beginning the sanitation process please ensure that water is turned off at the mains and refer to the MSDS document for further information. Use bioguard hand gel and ensure gloves are worn. For reservoir variants always ensure that the hot water outlet is plugged before beginning this procedure (use gloves). Never push the hot water button during the sanitisation procedure.
Page 10
When the external cleaning Turn off water and remove the Fit new filter. Turn on incoming Pre-flush the new filter to waste (minimum 5 minutes) is service filter. Retain service water supply. using the ambient button until completed, flush the machine filter for reuse.
Advanced Troubleshooting Fault Diagnosis: No Water Dispenses Problem/Report Possible Cause Suggested Action From Ambient Tap Water Supply turned off (and tank Check all that taps/valves/ filters empty). on the incoming supply are fitted and are turned on. “Waterblock” tripped off (and tank Reset “Waterblock”...
Page 12
Fault Diagnosis: Water Dispenses but not Correct Temperature Problem/Report Possible Cause Suggested Action Ambient Water too Warm Low usage and/or heat from Check tank insulation and/or compressor influencing stored advise customer. water. High usage and/or water supply Advise customer. pipe in warm ducting. Cold Water not Cold Cooling switched off.
Page 13
Fault Diagnosis: Water Leaks Problem/Report Possible Cause Suggested Action Water lying on top edge of lower Overflowing Drip Tray waste Empty Waste Container and check door panel and/or bottom of the container. drainpipe is not blocked. machine. Water lying in bottom of machine. Leak in supply inlet pipe work and/ Locate and repair accordingly.
Page 14
Fault Diagnosis: Miscellaneous Problem/Report Possible Cause Suggested Action No LED Control Lights No electricity to Machine. Check power supply and reconnect as necessary (Also check out other symptoms as described separately). Control PCB not working (Machine Check/replace PCB. working normally otherwise). Machine Shakes on Start-up Compressor Starting.
Page 19
Floorstanding Base Panel 125823 b2 NG Drip Tray Set - Black 126821 b2 NG Tap Cover Panel - Black 126822 b2 NG DC Tap Cover Panel - Black 131422 1/4" Inlet Connector Back Nut 131423 b2 Countertop Drain Bung 131424...
Page 20
Hot Tank Feed Pipe 154536 Hot Tank Silicon Feed Pipe 154551 L-shape Silicon Tube 166880 b2/b3 Hot Tank (New) c/w HB & 90/105 TC Set 171201 b2 CA Circuit Board 171202 b2 CH Circuit Board 171204 b2 CA DC Main Control Board...
Technical Information Chilled & Ambient Electrical Circuit Diagram - Reservoir Variant SWITCH BLUE COMPRESSOR YELLOW FUSE WHITE COLD POWER COLD THERMOSTAT SWITCH 230 AC INLET Borg & Overström Install & Operation Manual...
Page 22
Chilled & Hot Electrical Circuit Diagram - Reservoir Variant SWITCH BLACK BLUE COMPRESSOR YELLOW FUSE WHITE HOT WATER TANK COLD POWER COLD THERMOSTAT SWITCH 230 AC INLET HOT POWER SWITCH Borg & Overström Install & Operation Manual...
Page 23
Chilled & Ambient Electrical Circuit Diagram - Direct Chill Variant SWITCH BLACK BLUE COMPRESSOR YELLOW WHITE FUSE BROWN PUMP MAIN CONTROL PCB COLD WATER SOLENOID AMBIENT WATER SOLENOID 230 AC INLET COLD POWER SWITCH COLD THERMOSTAT Borg & Overström Install & Operation Manual...
Page 24
Chilled & Hot Electrical Circuit Diagram - Direct Chill Variant SWITCH COMPRESSOR BLACK BLUE FUSE YELLOW HOT WATER TANK WHITE PUMP COLD WATER SOLENOID MAIN CONTROL PCB HOT WATER SOLENOID 230 AC INLET COLD POWER SWITCH HOT POWER SWITCH COLD THERMOSTAT Borg &...
Page 25
Chilled & Ambient Water Pathway Diagram - Reservoir Variant AMBIENT CHILLED WATER IN COLD TANK & COMPRESSOR CHILLED WATER AMBIENT WATER Borg & Overström Install & Operation Manual...
Page 26
Chilled & Hot Water Pathway Diagram - Reservoir Variant AMBIENT CHILLED COLD TANK WATER IN & COMPRESSOR HOT TANK CHILLED WATER DRAIN OUTLET HOT WATER Borg & Overström Install & Operation Manual...
Page 27
Chilled & Ambient Water Pathway Diagram - Direct Chill Variant AMBIENT CHILLED DIRECT CHILL TANK FLOAT VALVE TANK GRIT FILTER DRAIN OUTLET WATER IN COLD SOLENOID AMBIENT SOLENOID FAUCET Borg & Overström Install & Operation Manual...
Page 28
Chilled & Hot Water Pathway Diagram - Direct Chill Variant AMBIENT CHILLED DIRECT CHILL TANK FLOAT VALVE GRIT TANK FILTER WATER IN HOT TANK DRAIN OUTLET COLD SOLENOID HOT SOLENOID FAUCET Borg & Overström Install & Operation Manual...
Specification COOLING SYSTEM All Models High efficiency compression system with capillary control. Premium quality long life hermetic compressor. External condenser. Environmentally friendly R134A refrigerant. Reservoir - Chilled & High volume 3.5 litre stainless steel gravity fed cold tank Ambient for optimum water capacity on demand. Insulated tank for energy conservation.
Page 30
Borg & Overström Install & Operation Manual...
Page 31
Borg & Overström Install & Operation Manual...
Need help?
Do you have a question about the b2 and is the answer not in the manual?
Questions and answers