andrews COMBIflo 100/300 Manual
Indirect high efficiency boiler & stainless steel storage water heater
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- Installation, operation and maintenance manual (76 pages) ,
- Installation, operation and maintenance manual (72 pages)
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Summary of Contents for andrews COMBIflo 100/300
- Page 1 CONTROLS PROGRAMMING GUIDE COMBIfl o Indirect High Effi ciency Boiler & Stainless Steel Storage Water Heater Indirect High Effi ciency Boiler & Stainless Steel Storage Water Heater 100/300 150/300 Th is manual must be kept with the appliance M6499 DRAFT M7888 Rev A...
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Page 3: Table Of Contents
TABLE OF CONTENTS Subject Page General Time of day and date setting ..................... Room unit operator section ......................Time programs and holidays ...................... Heat Circuits Operating modes ..........................Temperature setpoint & heating curve .................. Eco function & 24 hour heating limitation ................Flow setpoint, weather compensation &... -
Page 4: Time Of Day And Date Setting
Sunday after the set date the time of day will change from 02:00 (wintertime) to 03:00 (summertime), and from 03:00 (summertime) to 02:00 (wintertime). Andrews COMBIfl o Controls programming guide... -
Page 5: Room Unit Operator Section
The action of operation is queried on the display as soon as the operating Automatic storage: mode button is pressed or the rotary Altered values are stored without knob is operated confirming with the OK-button. Andrews COMBIfl o Controls programming guide... -
Page 6: Time Programs And Holidays
- - : - - day heating to comfort setpoint will commence according to the time Operating level Frost protection program. Frost protection Reduced The holiday program can only be used in automatic mode. Andrews COMBIfl o Controls programming guide... -
Page 7: Operating Modes
Automatic Automatic operation at the Comfort, reduced or frost protection level in ac- cordance with the switching program, the occupancy button, the holiday pro- gram, optimum start / stop control and the ECO function. Andrews COMBIfl o Controls programming guide... -
Page 8: Temperature Setpoint & Heating Curve
The heating curve can be adjusted with a number of setting, thus mat- Heating curve slope ching heat output and room tempera- ture to individual needs. 1020 Heating curve slope 1021 Heating curve displacement 1026 Heating curve adaption Andrews COMBIfl o Controls programming guide... - Page 9 1 and 99 • There should be no thermostatic ra- diator valves in the reference room (mounting location of room sensor) (if such valves are present, they must be set to their fully open position). Andrews COMBIfl o Controls programming guide...
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Page 10: Eco Function & 24 Hour Heating Limitation
• The display shows ECO The 24-hour heating limit applies only • To give consideration to the building´s dependent on the current outside tem- thermal dynamics, the outside tempera- perature. ture will be attenuated. Andrews COMBIfl o Controls programming guide... -
Page 11: Flow Setpoint, Weather Compensation & Room Infl Uence
(mounting location of the room sensor) (if such valves are present, they must Example: be set to their fully open position) Approx. 60 % Good reference room conditions Approx. 20 % Unfavorable reference room Andrews COMBIfl o Controls programming guide... -
Page 12: Room Temperature Control, Limitation, Boost Heating & Quick Setback
When differential between Comfort setpoint and reduced setpoint is f.e. 4°C, the on the outside temperature and the default values in the table will be doubled. building time constant. Quick setback is possible with or • without a room sensor. Andrews COMBIfl o Controls programming guide... -
Page 13: Optimum Start/Stop Control
The pump’s off time is set to a boiler temperature. energy supply for pump heating circuits minimum of 2 minutes. corresponds to the demand from the heating curve by activating / deactiva- ting the pump. Andrews COMBIfl o Controls programming guide... -
Page 14: Mixing Valve Control
The actuator running Tn influences the controller´s time can also be set. The controller’s I-behavior. neutral zone is +/- 1K. In the case of difficult controlled systems, the control parameters can be matched to the system. Andrews COMBIfl o Controls programming guide... -
Page 15: Floor Curing Function
Floor curing day current (hydraulic Shows the current weekday of the floor- system, electrical installation, setting)! If curing function in progress. not observed, the floor might get damaged Andrews COMBIfl o Controls programming guide... -
Page 16: Excess Heat Draw
With prim/contr system pump Specify whether the heating circuit receives its heat via the primary con- troller or withthe help of the system pump (depending on the type of plant). Andrews COMBIfl o Controls programming guide... -
Page 17: Operating Level / Operating Mode Changeover
The operating mode required when the changeover is made can be defined in the “Operating mode changeover” parameters for each heating circuit. In that case, selection of the operating modes on the controller is locked. Andrews COMBIfl o Controls programming guide... -
Page 18: Operating Modes & Setpoint
DHW push and the0 legionella function. Nominal setpoint Backup temperature inside the relea- Reduced setpoint Backup temperature outside the re- lease. DHWmax DHW nominal setpoint maximum DHWN DHW nominal setpoint DHWR DHW reduced setpoint Andrews COMBIfl o Controls programming guide... -
Page 19: Release Of Dhw & Charging Priority
If the capacity of the heat source is place at the same time. In the case of not sufficient, the mixing heating cir- tightly sized boilers and mixing heating cuits will be restricted also. circuits, Andrews COMBIfl o Controls programming guide... -
Page 20: Legionella Function
DHW heating. If no release of DHW heating is scheduled for that day (continuously reduced), the legio- nella function will be performed at 24:00. Andrews COMBIfl o Controls programming guide... -
Page 21: Circulation Pump & Remote Enable
Hx, the operating mode where changeover is to take place can be selected. Operating mode is changed to On. None Function deactivated. No changeover of operating mode. Operating mode is changed to Off. Andrews COMBIfl o Controls programming guide... -
Page 22: Consumer Circuits
When employing alternative heat sources, the buffer storage tank temperature is used as a control criterion for the release of additi- onal heat sources. Function is deactivated. Function is activated. Andrews COMBIfl o Controls programming guide... -
Page 23: Swimming Pool
Swimming pool temp swimming pool temperature drops 1 °C below the maximum limit. 2080 With solar integration With solar integration The setting made here decides whether the swimming pool can be heated by solar energy. Andrews COMBIfl o Controls programming guide... -
Page 24: Primary System Pump
This parameter can be used to select whether or not the system pump shall be locked when heat generation lock is active. System pump not locked. System pump locked when heat gene- ration lock is active. Andrews COMBIfl o Controls programming guide... -
Page 25: Mixing Valve Control & Primary Control/System Pump
Before the buffer tank whether – hydraulically speaking – the After the buffer primary controller or the system pump is located before or after the buffer sto- rage tank. Andrews COMBIfl o Controls programming guide... -
Page 26: Boiler Control And Min/Max Setpoints
New startups initiated by the 2-position controller due to heat requests are made only when this peri- od of time has elapsed. Andrews COMBIfl o Controls programming guide... -
Page 27: Charging, Time And Temperature Limitations
This can be selected separately collector’s surfaces. recooling temperature in the DHW for each heating circuit (operating page storage tank is reached. heating circuit 1…). Andrews COMBIfl o Controls programming guide... -
Page 28: Electric Immersion Heater Mode
Andrews COMBIfl o Controls programming guide... -
Page 29: Automatic Push Function
Pump speed max 100% permitted speed. On start-up the pump is operated at maximum speed for Pump speed min Pump speed max appr. 10 seconds. Minimum speed for the pump. Maximum speed for the pump. Andrews COMBIfl o Controls programming guide... -
Page 30: Switching Heat Circuits On/Off
The DHW is charged via a diverting valve connected to Q3/Y3. In this set- ting pump Q2 will be set to boilerpump, if the boiler pump has not already been programmed at a Relay output QX... Andrews COMBIfl o Controls programming guide... -
Page 31: Dhw Storage Tank
5870 Combi storage tank example the electric immersion heater in the buffer storage tank can be used for both space heating and DHW hea- ting. No combi storage tank present. Combi storage tank present. Andrews COMBIfl o Controls programming guide... -
Page 32: Agu2.5 230V Outputs
Andrews COMBIfl o Controls programming guide... - Page 33 Separate pump for storage tank circula- ded. must also be set. tion during the time the legionella func- tion is active. DHW interm circ pump Q33 Charging pump with DHW storage tank using an external heat exchanger. Andrews COMBIfl o Controls programming guide...
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Page 34: Agu2.5 Sensor Inputs
Andrews COMBIfl o Controls programming guide... -
Page 35: Agu2.5 H2 Input Setup
Andrews COMBIfl o Controls programming guide... - Page 36 Andrews COMBIfl o Controls programming guide...
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Page 37: Collector Sensor, Building Constant & Central Setpoint Compensation
This makes the boilers not cool down, to prevent a new heat demand and restart of the boilers. The reduction delay only works when there is a setpoint change, not when the heat demand disappears. Andrews COMBIfl o Controls programming guide... -
Page 38: Frost Protectio, Saving Sensors & Restoring Default Settings
The meaning of the numbersfor the line no.'s can be found in the tables on the next page. Software-Version The software version indicated here Line no. Operating line represents the current version of the 6220 Software version basic unit. Andrews COMBIfl o Controls programming guide... - Page 39 Local action; the local source is locked. the entire system are switched based on operating line 730. Segment Central action; all sources of the cas- cade are locked. Andrews COMBIfl o Controls programming guide...
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Page 40: Lpb System
The time of day on the controller can be as an additional generator, the parame- readjusted. The time of day on the con- ter must be set to "No"! troller is used for the system. The sys- tem time will be readjusted. Andrews COMBIfl o Controls programming guide... -
Page 41: Fault, Service And Special Operations Alarms, History And Maintainance Information
0. to too low ionization current – ionization The maintenance message can be re- current supervision and thus increased set only if the cause of the message speed are activated. has been rectified. Andrews COMBIfl o Controls programming guide... -
Page 42: Chimney Sweep And Manual Control Functions
A relay energized in ma- Heat demand nual operation can be deenergized by an electronic control thermostat (TR) or Status output limit thermostat (TW). Status information Flue gas damper Fan shutdown Storage tank diverter pump Cascade Cascade pump Andrews COMBIfl o Controls programming guide... -
Page 43: Controller Stop And Parameter Sticks
/ write sticks. Among other things, it serves as infor- the stick is active. mation about errors should problems occur. Andrews COMBIfl o Controls programming guide... -
Page 44: Input / Output Test
8001 State HC 2 8002 State HC P 8003 State DHW 8005 State Boiler 8007 State Solar 8008 State Solid fuel boiler 8009 State Burner 8010 State Buffer 8011 State Swimming pool Andrews COMBIfl o Controls programming guide... -
Page 45: Diagnostic Cascade, Heat Generators And Consumers
8304…8570 states and meter readings can be displayed. Diagnostics consumers For diagnostic purposes, the various Line no. Operating line setpoints, actual values, relay switching states and meter readings can be 8700…9058 displayed. Andrews COMBIfl o Controls programming guide... -
Page 46: Burner Control
Power On, or after 24 hours in standby med in standby mode. mode, forced prepurging takes place, in the TV phase for 21 s or “Prepurge time“ if “Prepurge time“ exceeds 21 s. Function is deactivated. Function is activated. Andrews COMBIfl o Controls programming guide... - Page 47 Andrews COMBIfl o Controls programming guide...
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