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3.8.5 

Menu – DHW – Status – Real time 

values – Sensors

Once  sensors  is  selected  the  screen  will 

show  the  configured  list  of  Domestic  Hot 

Water circuits:

Sensors

  
DHW1 Boiler 1
 
 

Once  a  DHW  circuit  is  selected,  then  the 

following  screen  will  display  the  current 

Real time values for the configured sensors, 

once again items that are not configured will 

be shown with no value but with 2 dashes 

to  indicate  this,  the  list  can  be  scrolled  if 

required to show all values:

DHW1 Boiler 1

 

Tank temperature:    45.6ºC

 
 

3.8.6 

Menu – DHW – Status – Real time 

values – Outputs

Once  outputs  is  selected  the  screen  will 

show  the  configured  list  of  Domestic  Hot 

Water circuits:

Outputs

 
DHW1 Boiler 1
 
 

Once  a  Domestic  Hot  Water  circuit  is 

selected,  then  the  following  screen  will 

display the current Real time values for the 

configured outputs, once again items that are 

not configured will be shown with no value 

but with 2 dashes to indicate this, the list can 

be scrolled if required to show all values:

DHW1 Boiler 1

 

DHW pump/valve: Off

 
 

3.8.7 

Menu – DHW – Operating Mode

Each Domestic Hot Water circuit operating 

mode can be set. This controls the operation 

of the selected Domestic Hot Water circuit. 

Operating mode

 
HC1 Boiler 1.1
HC2 Boiler 2.1
HC3 Boiler 2.2

The options are:

DHW Boiler 1

  
Standby
 
 

DHW Boiler 1

  

Time clock single day

 
 

DHW Boiler 1

  

Time clock multiple days

 
 

Standby – Frost protection only
Time clock single day – Normal operation, timed
Time clock multiple day – Normal operation, 

timed.

3.8.8 

Menu – DHW – Tank temperature

Each Domestic Hot Water circuit target tank 

temperature can be set for different operating 

modes for the selected Domestic Hot Water 

circuit.

Tank temperature

 
DHW1 Boiler 1
 
 

DHW1 Boiler 1
 
Tank temp day

Tank temp night
Tank temp holiday

Each  selected  tank  temperature  set  point 

can be adjusted and then set, the adjustment 

screen is left by pressing the back button:

Tank temp day

65ºC

Tank temp night

10ºC

Tank temp holiday

10ºC

3.8.9 

Menu – DHW – Settings

Each  Domestic  Hot  Water  circuit  has  a 

number of settings that can be adjusted for 

the selected DHW circuit.

Settings

 
HC1 Boiler 1.1
 
 

DHW1 Boiler 1

 

One time boost
Charge pump
Legionella

DHW1 Boiler 1

One time boost
Charge pump
Legionella
Frost protection

DHW1 Boiler 1

Charge pump
Legionella
Frost protection
Early start DHW storage 

DHW1 Boiler 1

Legionella
Frost protection
Early start DHW storage

 

DHW1 Boiler 1

Frost protection
Early start DHW storage

 

3.8.10 

Menu – DHW – Settings – One 

time boost

Each  DHW  circuit  can  have  a  one-time 

boost  to  allow  for  out  of  hours  hot  water 

requirements. The  boost  can  be  enabled 

and a tank temperature set for this function.

On/Off

One time boost               

 
 

On/Off

One time boost               

 
 

Temperature

60ºC

Summary of Contents for EVOMAX 2

Page 1: ...require Do not use reconditioned or copy parts that have not been clearly authorised by Ideal Heating For the very latest copy of literature for specification and maintenance practices visit our webs...

Page 2: ...g circuit Operating mode 17 3 7 8 Menu Heating circuit Room temperature 17 3 7 9 Menu Heating circuit Flow temperature 17 3 7 10 Menu Heating circuit Settings 17 3 7 11 Menu Heating circuit Settings P...

Page 3: ...17 SEQUENCE CONTROL 1 16 BOILERS BOILER N WITH CT PUMP AND INDIRECT HWS CIRCUIT 40 FIGURE 18 SEQUENCE CONTROL 1 16 BOILERS BOILER N WITH 2 X CT PUMP CIRCUIT 40 FIGURE 19 EXTENSION MODULE WITH 1 X MIX...

Page 4: ...em manager can be configured as a Master or Slave in a cascade of Boilers and or when any external module is used E g Extension module The Master System manager controls both its own Combustion manage...

Page 5: ...ighlight the first menu item Enter the highlighted menu sub menu or parameter if in a menu or sub menu If in a parameter setting select a parameter which will then flash for adjustment once adjusted u...

Page 6: ...is indicating that there is a second status screen access by turning the knob anticlockwise Boiler Name Model No Operation Standby Boiler Setp 0 Boiler cap 0 Flow temp 40 2 C On the Master boiler in t...

Page 7: ...nth 7 Day 4 Done Date Year 2019 Month 7 Day 4 Done Date Year 2019 Month 7 Day 4 Done 3 4 4 Menu Configuration General Time The Time screen is then displayed and each item can be selected and changed T...

Page 8: ...ommission step has been carried out causing a change in any of the functional modules in the system Plant Boiler HC DHW A full recommission system always offers a backup Backup is only possible in boi...

Page 9: ...here in a sequential list Once a boiler is selected then the following menu allows you to select which configuration parameters you want to display Boiler 1 Demand control Temperature sensors Other s...

Page 10: ...mp MFR3 Boiler on indicator Boiler 1 MFR1 HC1 pump MFR2 DHW pump MFR3 Boiler on indicator MFR4 Boiler Fault indicator Boiler 1 MFR2 DHW pump MFR3 Boiler on indicator MFR4 Boiler Fault indicator Boiler...

Page 11: ...will display the current Real time values for the configured Sensors once again items that are not configured will be shown with no value but with 2 dashes to indicate this the list can be scrolled to...

Page 12: ...is selected then the service interval will start and the boiler will run in service mode at the selected capacity for a maximum of 10 minutes If you wish to abort service mode just use the back key St...

Page 13: ...this can also be reset Faults Summary Show detail Reset 3 5 17 Menu Boiler Faults Summary On selecting which boiler you want to interrogate the system will read back the fault summary and display Boil...

Page 14: ...hen the following screen will display the current Real time values for the configured outputs once again items that are not configured will be shown with no value but with 2 dashes to indicate this Ou...

Page 15: ...al values For hydraulic systems that cause a faster load capacity change in the header then the Faster response time PIDs should be selected for a hydraulic system which causes a slower load capacity...

Page 16: ...lowing options Real time values Demand inputs Sensors Outputs Real time values Demand inputs Sensors Outputs Real time values Sensors Outputs 3 7 4 Menu Heating circuits Status Real time values Demand...

Page 17: ...iler 2 1 HC3 Boiler 2 2 HC1 Boiler 1 1 Room temp day Room temp night Room temp holiday HC1 Boiler 1 1 Room temp day Room temp night Room temp holiday HC1 Boiler 1 1 Room temp night Room temp holiday E...

Page 18: ...om sensor The value ensures that the Heating Circuit does not continuously cycle demand into the system Room temp switch diff 1 C 3 7 14 Menu Heating circuit Settings Pump The pump for each individual...

Page 19: ...ime clock Holiday program DHW Time clock Holiday program 3 8 1 Menu DHW Status The status sub menu give you access to see the current real time values of the Dometic Hot Water circuits The status menu...

Page 20: ...ions are DHW Boiler 1 Standby DHW Boiler 1 Time clock single day DHW Boiler 1 Time clock multiple days Standby Frost protection only Time clock single day Normal operation timed Time clock multiple da...

Page 21: ...t the weekday and time of operation Interval sets the interval between operation The mode of operation when set changes the last menu option to set the parameter controlling the anti legionella event...

Page 22: ...present Settings Boiler modulation Sequence on delay Hours run Settings Boiler modulation Sequence on delay Hours run Sequence order Settings Sequence on delay Hours run Sequence order Timed Settings...

Page 23: ...e sequence changeover will occur after the Timed period has been completed It can be set in multiples of 1 day as shown below Select Done to confirm the change Hours run 7day s Done 3 9 13 Menu Cascad...

Page 24: ...24 4 INSTALLATION 4 1 Electrical Connections Figure 2 VARICAN ADAPTOR DIAGRAM Figure 3 EXTENSION MODULE DIAGRAM...

Page 25: ...Select button Enter a menu if in the normal operation screen and highlight the first menu item Enter the highlighted menu sub menu or parameter if in a menu or sub menu If in a parameter setting selec...

Page 26: ...all slave boilers will adopt these settings Once Done is selected the following screen will appear Set boiler number Boiler 01 Master Boiler 02 Done This is an example where there are two boilers in t...

Page 27: ...second HC is already allocated then this will not be available for selection Once you have selected and allocated a number to the DHW Circuits that you wish to use and configure for example in line wi...

Page 28: ...d boiler pump None PWM 0 10V MFR1 The following outputs can be configured for this function Loc n of shared boiler pump None PWM 0 10V MFR1 MFR2 Loc n of shared boiler pump PWM 0 10V MFR1 MFR2 MFR3 Lo...

Page 29: ...10V input 0 10V Capacity 0 10V Temperature If 0 10V Temperature control is selected then the parameters for the Minimum and Maximum flow temperature in relation to the voltage demand range values can...

Page 30: ...the capacity of the cascade the Master boiler needs to know what the maximum capacity rating of the External heat source is Maximum rating 35 0kW Done Maximum rating 80 0kW Done The demand switch on...

Page 31: ...figuration step is the Boiler Fault indication output Once again any of the programmable outputs may be selected Usually MFR4 is allocated The full screens list is omitted for simplicity Boiler fault...

Page 32: ...connected and being used control the room temperature for this Heating Circuit Room Sensor available No Yes The next step is to confirm is an Outside Temperature sensor is connected and being used as...

Page 33: ...step is to set the initial mode of operation for this Heating Circuit By selecting the highlighted field the choices are shown in the following screens Once selected then select Done Operating mode S...

Page 34: ...is connected to the boiler Tank sensor No Yes The next step is to determine the function of the SL2 input which is a mandatory input for an Unvented Domestic Hot Water tank If the Tank is Unvented you...

Page 35: ...e can now be selected The process above is then repeated for all Domestic Hot Water circuits in the cascade Select DHW to configure DHW1 Boiler 1 Done After all Domestic Hot Water Circuits have been c...

Page 36: ...Boile Header S FT P1 0 10V VariCAN Adapter B1 Bn SL1 Ext Timer P1 0 10V Header S FT P1 0 10V or P2 or Override VariCAN Adapter Outside S OT P B P B P1 0 P B or Override Outside S OT Ext Timer or Enab...

Page 37: ...P PC Tank S HWS or P2 SL1 RT PC TS HWS P3 Header S FT Outside S OT P3 V DHW SL2 SL1 Boiler Connections Inputs Outputs Opentherm RT PC Boiler run Room S RT SC Boiler fault Tank S HWS P1 0 10V P B or P...

Page 38: ...S RT PC1 Room S RT CT2 or P2 SL1 RT CT1 P1 0 10V V CT1 SL2 RT CT2 or P2 P3 V CT2 Tank S RT CT2 or P2 SL1 RT CT1 P3 V HWS SL2 TS HWS or P2 Boiler Connections Inputs Outputs Opentherm RT PC1 Boiler run...

Page 39: ...T PC2 S OT V CT1 V CT2 P SYS Opentherm1 or SL1 Opentherm2 or SL2 Boiler CT Pump Circuit CT Pump Circuit Opentherm2 RT PC2 Boiler Connections Inputs Outputs Opentherm1 RT PC1 Boiler run Room S RT PC1 R...

Page 40: ...10V P PC or Override or P2 SL2 TS HWS P3 P HWSC Tank S HWS Ext Timer SL1 Bn Connections Inputs Outputs Opentherm RT PC Boiler run P PC1 or Override or P2 Ext Timer P3 P PC2 Room S RT PC1 Boiler fault...

Page 41: ...WS circuit RT MC T HWS S RT MC S OT MC V MC PP HWS SP HWS Inputs Outputs VF1 P MC S1 S RT MC VF2 V MC open S2 S FT MC VF3 V MC close S3 S OT MC VF4 PP HWS Ext Timer Enable or Holiday VF5 S4 S RT HC S5...

Page 42: ...de or Pump Flt VariCAN Adapter B1 Bn EMn Bn Connections Inputs Outputs VF1 P PC OT2 RT HC2 S4 S RT HC2 S5 S FT HC2 S6 S OT HC2 DI3 Ext Timer Enable or Holiday S FT HC1 VF4 P HC2 S3 S OT HC1 VF5 AH HC2...

Page 43: ...r Enable or Holiday VariCAN Adapter B1 Bn EMn DI3 Ext Timer Enable or Holiday VariCAN Adapter B1 Bn EMn Override or Pump Flt DI2 S ST HWS2 S4 TS HWS1 DI1 S OT HWS S3 S ST HWS1 S1 DI3 TS HWS2 DI1 Ext T...

Page 44: ...r for Direct DHW with pump V MC S OT HWS S FT HWS S FT MC DHW out DHW ret S PB P DHW P MC CWS in Direct DHW with Primary Buffer VariCAN Adapter B1 Bn EMn VariCAN Adapter B1 Bn EMn DI1 Ext Timer Enable...

Page 45: ...rage Circuit S FT Flow temperature sensor S FT HC Flow temperature sensor of Heating Circuit S FT MC Flow temperature sensor Mixing Circuit S FT SC PT Common Flow temperature sensor of Sequence Contro...

Page 46: ...46...

Page 47: ...47...

Page 48: ...vironmental impact seriously therefore when installing any Ideal Heating product please make sure to dispose of any previous appliance in an environmentally conscious manner Households can contact the...

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