C&M Minima HE Installation, Servicing And Operating Instructions Download Page 1

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Manufacturers N°

Model Type

Gas Council N°

3650007.31

Minima HE 24 Nat

47 - 980 - 33

3650008.31

Minima HE 30 Nat

47 - 980 - 34

3650009.31

Minima HE 35 Nat

47 - 980 - 35

CONDENSING WALL HUNG COMBINATION BOILER

Heating and Instantaneous Domestic Hot Water - Fanned Flue system

Installation, Servicing and Operating Instructions

Country of destination

Miin

niim

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Summary of Contents for Minima HE

Page 1: ...008 31 Minima HE 30 Nat 47 980 34 3650009 31 Minima HE 35 Nat 47 980 35 CONDENSING WALL HUNG COMBINATION BOILER Heating and Instantaneous Domestic Hot Water Fanned Flue system Installation Servicing a...

Page 2: ...e is not serviced in accordance with manufacturers instructions and the Service Interval Record Section 25 page 60 is not completed after the first year To assist us in providing you with an efficient...

Page 3: ...TTING THE COAXIAL FLUE 60 100 HORIZONTAL 20 12 2 FITTING THE 5 FLUE 80 125 HORIZONTAL VERTICAL 20 12 3 FITTING THE VERTICAL FLUE 60 100 22 12 4 FITTING THE TWIN FLUE 80 80 23 13 ELECTRICAL CONNECTIONS...

Page 4: ...thermostat 48 18 3 9 Removing the temperature sensors NTC s 48 18 3 10 Removing the pressure gauge 49 18 3 11 Removing the DHW flow switch 49 18 4 ACCESS TO THE CONTROL SYSTEM 49 18 4 1 Removing the...

Page 5: ...cator lock out light 29 DHW control knob and temperature setting 30 Central Heating control knob and temperature setting 31 Menu key 32 Reducing key 33 Increasing key 34 Setting key Connecting bracket...

Page 6: ...re will store the set time NOTE THIS IS NOT A TIMER FOR CH CONTROL DHW mode Turn the control knob 29 between min and max During the adjustment flashes The flashing goes on for a while after the adjust...

Page 7: ...f purchase The guarantee is voidable if the appliance is not installed in accordance with the recommendations made herein or in a manner not approved by the manufacturer and if the appliance is not se...

Page 8: ...e right hand side Fig 3 and pull out the 4 wires Fig 4 Connect the time clock wires as follows MECHANICAL MODEL Fig 5 Red Wire Contact 1 Black Wire Contact 2 Black Wire Contact 3 Grey Wire Contact 5 N...

Page 9: ...riods are set by sliding all tappets between the ON time and the OFF time to the outer edge of the dial The tappets remaining at the centre of the dial are the OFF periods 4 For operation Put the sele...

Page 10: ...efault setting activate using a pencil or similar pointed instrument Do this every time you wish to reset the time switch to erase all switching times and the current time of day After approximately t...

Page 11: ...equent switching instructions Manual Override Switch With the you can change the current setting at any time The switching program already entered is not altered Reading the programmed switching times...

Page 12: ...wswitch 20 Main exchanger inlet thermistor 21 Main exchanger outlet thermistor 22 Overheat sensor 23 Central heating pressure relief valve 1 2 3 4 5 6 8 12 13 14 30 26 27 25 34 28 INSTALLER INSTRUCTIO...

Page 13: ...s 30 35 kW Pressure 1 bar The volume of the expansion vessel in a pressurised appliance varies according to the average operating temperature in C the static height which is the difference in metres b...

Page 14: ...cal products such as chlorine swimming pool area or ammonia hair dresser or alkalin products launderette Flue Detailed information on flue assembly can be found in Section 12 Connecting the flue The b...

Page 15: ...stem Controls The boiler is electrically controlled and is suitable for most modern electronic time and temperature controls The addition of such external controls can be beneficial to the efficient o...

Page 16: ...k 2 External termination of condensate drainage pipe via internal discharge branch e g sink waste and condensate siphon 3 External termination of condensate drainage pipe via internal discharge branch...

Page 17: ...sing washers provided in the plastic bag 4 x fibre washers for the C H flow and return hot water outlet and cold water inlet connections 1 x rubber washer for gas connection Safety valve discharge The...

Page 18: ...18 1 2 A A Fig 19 Fig 16 11 Installing the boiler continued Fig 17 P P Fig 18...

Page 19: ...or close to inflammable material and must not pass through building structures or walls made of inflammable material When replacing an old appliance the flue system must be changed Important Ensure t...

Page 20: ...has passed through the hole pull the flue back until the seal is flush with the wall Alternatively the flue can be installed from outside of the building the grey outer seal being fitted last 12 1 Fit...

Page 21: ...Fig 24 Fig 25 Fig 26...

Page 22: ...t manifold and secure with the clamp fit the vertical adaptor onto the vertical starter kit note there is no need to use a clamp to secure this as it is a push fit connection the vertical flue kit mus...

Page 23: ...pe bridge this point must be adequately sealed with silicone sealant to avoid condense leakage at this point When siting the twin flue pipe the air intake and exhaust terminals must terminate on the s...

Page 24: ...e horizontal the terminals must be on the same side of the building TABLE A Concentric outlet 60 100 Min length Max length Length equivalency for 24 30 and 35 kW Type 1 Type 2 Type 3 0 3 m 5m 45o elbo...

Page 25: ...AUST AIR INTAKE AIR INTAKE AIR INTAKE MUST NOT BE FITTED ABOVE THE EXHAUST NOTE DRAWINGS ARE INDICATIVE OF FLUEING OPTIONS ONLY TYPE 1 TYPE 5 TYPE 4 TYPE 3 TYPE 2 Fig 33 12 Connecting the flue continu...

Page 26: ...for voltage free switching or 24V supply Do not connect to a 230V supply and do not run 230v cables alongside the low voltage cables All necessary settings for room thermostat opera tions are describ...

Page 27: ...and connect in series as above see also Diagram C Fig 36 Live and Neutral connections to operate the clock motor must be taken from a suitable source Connector 11 Fig 36 is provided for connecting an...

Page 28: ...connection on the appliance for leaks When installation and filling are completed adequately purge the gas installation of air flush the sytem while cold refill turn on the Central Heating system Sec...

Page 29: ...tings menu by pressing the and buttons together for five seconds and proceed as follows 1 Press the menu button 3 times to access Menu 4 2 Press the button to access Menu 4 9 3 The value is adjustable...

Page 30: ...s Fig 42 14 11 Instructing the end user 14 9 Completion 14 8 Setting the parallel shift TABLE D TABLE E In the event that the thermal curve set is giving too high or too low a temperature there are tw...

Page 31: ...it the top of the panel in place Close the panel mounting clamps Fig 41 Screw in the two clamp locking bolts A Note it is essential to refit both locking bolts A Central Heating Output kW 24 kW 30 kW...

Page 32: ...seconds between each attempt After this should the boiler still not sense a flame error code A03 will appear on the LCD Should the boiler detect that the burner has lit the boiler continues to regula...

Page 33: ...s the maximum temperature of the primary heating circuit to 78 C during DHW production re ignition will occur at 74 C The domestic hot water temperature is limited to 64 C re ignition will occur at 62...

Page 34: ...ection Press the key or the key to change from between sections Note When you arrive at the last section of a menu pressing the button will change to the the 1st section When you are at the first sect...

Page 35: ...occurred before the previous one 1 9 code from 01 to 99 Section Digit 1 Digit 2 Digit 3 and 4 Software version of display PCB 2 0 code from 01 to 99 Software version of main PCB 2 1 code from 01 to 9...

Page 36: ...its DHW temp to 60 C 3 1 0 no 1 yes Internal time clock action 3 2 0 central heating and DHW comfort mode 1 DHW comfort mode 2 central heating DHW flow switch Delay time before DHW flow detection to o...

Page 37: ...eed 1 Low speed Pump post circulation duration 4 2 0 to 5 min by step 0 5 min 4 3 Maximum Central Heating flow temperature 4 4 50 to 80 by steps of 1 Minimum Central Heating flow temperature 4 5 25 to...

Page 38: ...5 minutes if no buttons are pressed Note As soon as the combustion rate control mode is active the Central Heating and Domestic Hot Water control knobs become inactive DISPLAY ACTION CONFIGURATION Com...

Page 39: ...6 1 0 Adjustment with inactive external sensor factory adjustment 1 Automatic adjustment with active external sensor Water law gradient see table A 6 2 0 3 0 5 1 1 2 1 5 2 2 5 3 Foot of water law grad...

Page 40: ...u key to gain access to menu 4 the display shows 40 0 or 40 1 Change to section 8 CH anti cycling delay press on key 8 times the display shows 48 2 5 factory setting 2 min 30 seconds 4 menu 4 8 sectio...

Page 41: ...combustion analysis should be made via the flue sampling point After servicing preliminary electrical system checks must be carried out to ensure electrical safety i e polarity earth continuity resis...

Page 42: ...le in reverse order 3 Disconnect the detection electrode cable Fig 53 4 Remove the earth cable from the ignition electrode Fig 50 and remove the ignition electrode cable from the ignitor Fig 53 5 Unpl...

Page 43: ...positioned correctly Fig 59 1 Carry out step 18 1 1 2 Remove the 2 screws G from the electrode manifold Fig 60 3 Pull the electrode from the combustion chamber Fig 62 4 Disconnect the detection elec t...

Page 44: ...2 6 Removing the gas valve 1 Carry out step 18 1 1 2 Remove the air gas manifiold as in 18 2 1 Fig 70 3 Unscrew the three screws L on the air gas pipe and remove Fig 71 4 Unscrew the three screws hol...

Page 45: ...r Fig 76 5 Remove the heat exchanger from the boiler by sliding out Fig 77 6 Reassemble in reverse order 18 2 8 Removing the spark generator 1 Carry out step 18 1 1 2 Disconnect the earth cable from t...

Page 46: ...valve body by pulling it toward you see Fig 87 6 Reassemble in reverse order 18 3 1 Drain down DHW close the DHW inlet tap and open a tap on the installation CH Close the flow and return isolating val...

Page 47: ...d 18 1 2 2 Remove the 3 way valve motor as in step 18 3 2 3 Disconnect the expansion vessel pipe S2 S3 Fig 90 R Fig 91 4 Unscrew the two fixing screws R and pull the heat exchanger toward you see Figs...

Page 48: ...Fig 99 18 3 9 Removing the temperature sensors N T C s 1 Remove the casing as in step 18 1 1 2 Pull off the NTC connections Then remove the NTC from the pipe by releasing it s securing clip see Fig 10...

Page 49: ...V and pulling the pressure gauge out see Fig 101 Fig 101 V 18 4 Access to the Control System 18 4 1 Removing the P C B s Fig 103 Fig 104 Fig 105 Fig 109 W2 W1 W3 3 Release the three clips W2 and remov...

Page 50: ...rget to swap the EEPROM key when removing the old PCB in order to replace it on the new one 9 Reassemble in reverse order 6 To remove the display PCB remove the two screw W3 and lift the PCB out see F...

Page 51: ...o flame detection E 05 Anti freezing system pump on E 06 Anti freezing system pump and burner on E 07 No water circulation in primary circuit E 08 No water in the primary circuit E 09 DHW sensor open...

Page 52: ...restore the seal to perfect working order 3 Visually check the overall condition of the boiler 4 Visually check the combustion and if necessary disassemble and clean the burner 5 Following inspection...

Page 53: ...ystem Place the boiler in operation If necessary release the air again from the heating system Check the settings seals and the correct functioning of the system for expelling the products of combusti...

Page 54: ...04618 537 PRESSURE RELIEF VALVE 61312668 538 PUMP AIR SEPARATOR 15 50 61301964 PUMP AIR SEPARATOR 15 60 61303461 543 STOPPED WATER THROTTLE 61311745 554 PRESSURE SENSOR 0 8B 61310364 589 WATER WATER H...

Page 55: ...55 22 Notes...

Page 56: ...ting circuit maximum pressure Pw max bar 3 Central heating expansion vessel capacity L 6 Expansion vessel inflation pressure bar 0 7 Adjustable hot water temperature C 40 to 70 DHW ignition flow rate...

Page 57: ...pressure Pw max bar 3 Central heating expansion vessel capacity L 6 Expansion vessel inflation pressure bar 0 7 Adjustable hot water temperature C 40 to 70 DHW ignition flow rate l min 2 DHW specific...

Page 58: ...ssure Pw max bar 3 Central heating expansion vessel capacity L 6 Expansion vessel inflation pressure bar 0 7 Adjustable hot water temperature C 40 to 70 DHW ignition flow rate l min 2 DHW specific flo...

Page 59: ...24 Benchmark Commissioning Checklist 59...

Page 60: ...23 Service Interval Record 60...

Page 61: ...61...

Page 62: ...62...

Page 63: ...63...

Page 64: ...sumed by MTS that you accept that your appliance has not been installed correctly and understand that any manufacturer s guarantee has been withdrawn On the 12 month anniversary of the appliance insta...

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