Page 1 HEATING TECHNIQUE Centrometal d.o.o. - Glavna 12, 40306 Macinec, Croatia, tel: +385 40 372 600, fax: +385 40 372 611 Technical manual Controller CPREG-Touch - USER READY THE FIRST COMMISSIONING MUST BE CARRIED OUT BY AN AUTHORIZED PERSON, OTHERWISE THE PRODUCT WARRANTY IS NOT VALID!
Page 2 Commissioning and maintenance can only be performed by a authorized service center. Any work on electrical and fuel carrying components must be done by a qualified service technician. Technical instructions CONTROLLER - CPREG-Touch...
Page 3 Introduction INTRODUCTION CPREG-Touch Digital controller is an integral part of pellet heating equipment EKO-CK (B) P + Cm Pellet-set. It is installed on boilers EKO-CK P and EKO-CKB P and is connected to pellet burners CPPL 14-90 kW which leads as needed for heating and preparation of domestic hot water (DHW).
Page 4 (for boilers EKO-CK P / EKO-CKB P (EKO-CK/CKB)) (only old boiler models) 14. connector for pressure switch silicone pipe on the lower boiler door CPDV 15. boiler control unit CPREG-Touch 16. micro switch for lower boiler door 17. ceramic nozzle (only CPPL-14)
Page 5 CPPL-90 (for boilers EKO-CK P 60 and 70) and CPDV 90/110 (for boilers EKO-CK P 90) (only old boiler models) 15. connector for pressure switch silicone pipe on the lower boiler door CPDV 16. boiler control unit CPREG-Touch 17. micro switch for lower boiler door Technical instructions CONTROLLER - CPREG-Touch...
Page 6 2+ heating boiler cascades (speaker / monitoring) network circuits light ) - air cleaning - burner ﬂap (14-50) - pellet level sensor in the tank CPSP / CPSP 70-110 Technical instructions CONTROLLER - CPREG-Touch...
Page 7 Safety elements of the CPREG-Touch controller: - safety thermostst via controller CPREG-Touch switch off the fan operation of the burner and pellet transporter when temperature in the bolier goes over 110°C (+0°C / -9°C).
Page 8 After that, microswitch is install to lower front right side of boiler casing cover (casing cover side have prepared holes for installing microswitch). Technical instructions CONTROLLER - CPREG-Touch...
Page 9 - Prior to switching on the control unit for the first time, the authorized service technician must install the correct code key (depending on the burner power (14kW / 20-35kW / 40-50kW / 60-90kW) to which the CPREG-Touch control unit is connected) in the place intended for the code key on the control board. (picture a) Code keys are delivered in a nylon bag with CPREG-Touch controller.
Page 10 The manual shut-oﬀ valves are not shown on the schemas. All boilers can be installed on a close or open heating system. Below the instructions, all schemes are shown with installation on an close heating system. Technical instructions CONTROLLER - CPREG-Touch...
Page 11 Scheme 6) - configurations F YZ F - boiler connection to the HYDRAULIC E - boiler connection to the HYDRAULIC CROSSOVER+SENSOR via 3-way thermostatic CROSSOVER+SENSOR via 3-way valve with actuator valve (60°C backﬂow protection) (backﬂow protection) YZ-2 YZ-1 Technical instructions CONTROLLER - CPREG-Touch...
Page 12 YZ-3 - Heating circuits and DHW - (variant - 3 - backﬂow protection) YZ-4 - Heating circuits and DHW - (variant - 4 - backﬂow protection) Remark: Manual shut-oﬀ valves and expansion vessel forDHW are not shown on the schemas. Technical instructions CONTROLLER - CPREG-Touch...
Page 13 YZ-1 YZ-2 YZ-3 YZ-4 YZ-1 YZ-4 POSSIBLE FOR: POSSIBLE FOR: X 12 X 20 Possible conﬁgurations: Possible conﬁgurations: X = "A", "C", "E" X = "A", "B", "C", "D", "E", "F", "H", "I", "J", "K" Technical instructions CONTROLLER - CPREG-Touch...
Page 14 Remark: Remark: Possible conﬁgurations: Possible conﬁgurations: Possible selection: room corrector Possible selection: room corrector H 10 or room thermostat H 10 or room thermostat Technical instructions CONTROLLER - CPREG-Touch...
Page 15 12 - Direct heating circuit (radiator) with room thermostat or room corrector + pump 13 - Direct heating circuit (radiator) with room thermostat or room corrector + pump Remark: Manual shut-oﬀ valves and expansion vessel for DHW are not shown on the schemas. Technical instructions CONTROLLER - CPREG-Touch...
Page 16 Valve 100% closed Valve 100% open Example 2: 4-way mixing valve OPEN DIRECTION CLOSING DIRECTION Installation flow Installation flow Installation Installation backflow backflow Boiler Boiler flow flow Boiler Boiler backflow backflow Valve 100% closed Valve 100% open Technical instructions CONTROLLER - CPREG-Touch...
Page 17 6. Position the drive handle, tilt it to the left until it propulsion part of the drive will rotate from right to bottom to reaches the crank position, to set it to DOWN - the end position) automatic operation Technical instructions CONTROLLER - CPREG-Touch...
Page 18: Switching On / Display
Touchscreen must not be pressed while switching the main switch on, otherwise the controller will show a ﬁrmware update mode, which is used by an authorized person only. If this happens, please switch the main switch oﬀ and switch it back on without pressing the touchscreen. Technical instructions CONTROLLER - CPREG-Touch...
Page 19: The Main Menu
Button ’’SHORTCUTS’’: Drop-down Navigation buttons: menu (if it is active)’’ ’’LEFT’’, ’’RIGHT’’, ’’UP’’, ’’DOWN’’ Button ’’DELETE’’ Button ’’ENTER’’ Button ’’BACK’’ Button ’’FACTORY SETTINGS’’ Button ’’PREVIOUS SCREEN’’ Button ’’INFORMATION’’ Button ’’COPY’’ Button ’’PASTE’’ Button ’’NEXT SCREEN’’ Technical instructions CONTROLLER - CPREG-Touch...
Page 20 It rotates while working, it doesn't rotate while not working. Technical instructions CONTROLLER - CPREG-Touch...
Page 21 External control – there is no demand DHW (working mode) View button / Drop-down menu (all existing elements of automatic / Cm WiFi-box - not connected remote boiler start are enabled) Cm WiFi-box - connected Cascade Technical instructions CONTROLLER - CPREG-Touch...
Page 22 - External control: start from an external source is disabled and crossed external start icon is shown on the screen - WiFi/CM GSM: boiler start/stop by WiFi/CM GSM module is disabled, other WiFi/CM GSM options are enabled Technical instructions CONTROLLER - CPREG-Touch...
Page 23 C - this menu is used to set the parameters that must be selected but there can be only one selected item example: set the type of the DHW sensor D - this menu is used to set the parameters where are many items to be adjusted example: adjust the burner working parameters on power P2 Technical instructions CONTROLLER - CPREG-Touch...
Page 24 1 - parameter you are adjusting 2 - switch between sheets (only for parameters which have multiple sheets) 3 - parameter description 4 - parameter current value (press 2 times to enter adjusting mode) 5 - up/down scroll buttons Technical instructions CONTROLLER - CPREG-Touch...
Page 25: Important Notes
- the main switch (0/1) on the controller is not intended for switching the controller on and off - the burner must be in the OFF phase before switching the controller off on the main switch Technical instructions CONTROLLER - CPREG-Touch...
Page 26: Maintenance
Press "AIR VALVE" button to open the electro-magnetic valve and to clean the burner with compressed air. After pressing the "AIR VALVE" countdown ist started for 60 sec in which time "AIR VALVE" button is disabled to alow compressor to fill its tank. Technical instructions CONTROLLER - CPREG-Touch...
Page 27 Maintenance 1.1.2. BURNER FAN This option is used to adjust burner fan RPMs during cleaning procedure. Possible adjustment: - Factory adjustment: 3000 rpm - Minimal adjustment value: 500 rpm - Maximal adjustment value: 3000 rpm Technical instructions CONTROLLER - CPREG-Touch...
Page 28 Possible adjustment: Factory: 20.0°C Option: 5.0 - 30.0°C This sets up the ﬁrst heating circuit daily room temperature. Possible adjustment: Factory: 20.0°C Option: 5.0 - 30.0°C This sets up the ﬁrst heating circuit night room temperature. Technical instructions CONTROLLER - CPREG-Touch...
Page 29 You can adjust three differnet tables according to your needs, but one table can be active at the moment only. 3.1.2. TABLE 1/2/3 This option is used to set "SCHEDULE TABLES". Each table can be set individualy. You can set ON/OFF 3 times during 1 day and every day can be individualy set. Technical instructions CONTROLLER - CPREG-Touch...
Page 30 You can adjust three differnet tables according to your needs, but one table can be active at the moment only. Each table can be set individualy. You can set 3 starts and 3 stops of an active DHW recirculation period in a day. Technical instructions CONTROLLER - CPREG-Touch...
Page 31 - Day temperature, Night temperature, Table NOTE: It is possible to adjust one table with different settings. In the table it is possible to set the three switch to "Day temperature" and three switch to "Night temperature" in one day. Technical instructions CONTROLLER - CPREG-Touch...
Page 32: Operation Mode
GREYED OUT (disabled) and they can't be changed. They are only shown to see settings/values of some options. View in this menu depend of selected options and additional equipment. Technical instructions CONTROLLER - CPREG-Touch...
Page 33: Forced Shutdown
- additional equipment: menu for manual test of the installed additional equipment NOTE: The display in this menu and the "ADDITIONAL EQUIPMENT" menu depends on the configuration selected and the installed additional equipment. Technical instructions CONTROLLER - CPREG-Touch...
Page 34 Case 3. 4–way mixing valve with actuator is 100% closed. OPENING DIRECTION Installation flow Installation backflow Boiler flow Boiler backflow Case 4. 4–way mixing valve with actuator is 100% open CLOSING DIRECTION Installation flow Installation backflow Boiler flow Boiler backflow Technical instructions CONTROLLER - CPREG-Touch...
Page 35 On screen is displayed factory amount and last measuring which can be done only by authorized serviceman (if has been done, if not factory and last weighning is the same). In order to weigh more precisely weighing must be repeated at least 3 times. Technical instructions CONTROLLER - CPREG-Touch...
Page 36 SAVE - save current settings LOAD - load saved setting LOAD SERVICE - load setting autorized serviceman saved DELETE - delete saved settings You can save multiple setting under different names and you can load and delete saved setting. Technical instructions CONTROLLER - CPREG-Touch...
Page 37: Standard Equipment
This option is used for adjusting the mixing heating circuits. NOTE: some parameters are shown in"OPERATION" menu but can't be changed. They can be changed only in "INSTALLATION" menu which is under PIN (only for authorized serviceman). Technical instructions CONTROLLER - CPREG-Touch...
Page 38 Elements 1a - 8a have the same meaning as elements 1 to 8 (described above) refer only to the 2nd heating circuit or or any heating mixing circuit involved with respect to the number of circuits included. Technical instructions CONTROLLER - CPREG-Touch...
Page 39 Possible selection: Factory: 1.0 Option: 0.1 - 4.0 By using this option you can set heating curve value. Possible selection: Factory: 1.0 Option: 0,1 - 5,0 By using this option you can set correction value. Technical instructions CONTROLLER - CPREG-Touch...
Page 40: Additional Equipment
"INSTALLATION" menu (PIN required) and only then is shown in this menu. Some of the items shown here can be adjusted only under "INSTALLATION" menu and can be changed only by authorized serviceman. Technical instructions CONTROLLER - CPREG-Touch...
Page 41 For more informations contact administrator of your local network. For detailed configuration of the Cm WiFi-box please refer to the Cm WiFi- box manual received with the Cm WiFi box. Technical instructions CONTROLLER - CPREG-Touch...
Page 42 Freeze guard (set temperatures preview): Tsensor_min - minimum temperature of an each sensor to start the Freeze guard dTsensor_min - minimum temperature diﬀerence of an each sensor Toutside_min - minimum outside temperature to star the Freeze guard Technical instructions CONTROLLER - CPREG-Touch...
Page 43: Work Mode
Depending on a pellet quality, that are used, it is recommended to occasionally switch the burner off and clean the burner grate with fan (or air cleaning – additional equipment). Possible selection: - Factory: ON - Options: ON, OFF 5.10.2. TIME TO BURNER EXTINGUISHING Technical instructions CONTROLLER - CPREG-Touch...
Page 44 - Initial message time - time period setup after controller is switched on in case the Language selection option is disabeld (after that time main screen will be displayed). Time is counted if Language selection option is disabled only. Technical instructions CONTROLLER - CPREG-Touch...
Page 45 (with regular grate cleaning) or if the customer, during weighing (article 5.4. Weighing check), finds out that screw feeder delivers more pellets than the value entered in ''Weighing check'' table under ''Last weighing''. Technical instructions CONTROLLER - CPREG-Touch...
Page 46: Chimney Sweeper
Also in this mode modulation temperatures are lower so burner will modulate later, to enable longer measurement on set power. 11. INSTALLATION This menu is used only by authorized servicemen. For entry in "INSTALLATION" menu is necessary to input PIN. Technical instructions CONTROLLER - CPREG-Touch...
Page 47 *** - (disabled by defaul, an option that can be selected instead of modulation option by an authorized serviceman) the nominal (the maximum rated) heating power depends on selected / installed burner heating power Technical instructions CONTROLLER - CPREG-Touch...
Page 48 Conﬁguration H00 - boiler connected with 4-WAY MIXING VALVE WITH ACTUATOR (backﬂow protection) and there is a possibility of controlling one or two direct central heating circuits (if one or more CM2K modules with two heating circuits / DHW are not installed) Technical instructions CONTROLLER - CPREG-Touch...
Page 49 Only conﬁguration of H00, H10, H20, H70, H80 can be deﬁned for directing one or two direct heating circuits with or without a pump, room corrector or room thermostat only in the absence of one or more CM2K modules for two circuits heating / DHW. Technical instructions CONTROLLER - CPREG-Touch...
Page 50 1. Circuit, 2. Circuit: dTboiler: 10°C (5-15°C) Const. temp. day: 60°C (20-90°C) Tbuf: 80°C (70-80°C) Const. temp. night: 60°C (20-90°C) dTbuf: 10°C (5-30°C) Day room temp.: 20°C (5-30°C) dTbuf-off: 5°C (3-50°C) Night room temp.: 20°C (5-30°C) Technical instructions CONTROLLER - CPREG-Touch...
Page 51 Const. temp. day: 60°C (20-90°C) dTboiler: 10°C (5-15°C) dTdhw: 5°C (5-50°C) Tbuf: 80°C (70-80°C) Tbuf min.: 20°C (5-85°C) Const. temp. night: 60°C (20-90°C) dTbuf: 10°C (5-30°C) Day room temp.: 20°C (5-30°C) Night room temp.: 20°C (5-30°C) dTbuf-off: 5°C (3-50°C) Technical instructions CONTROLLER - CPREG-Touch...
Page 52 Const. temp. day: 60°C (20-90°C) dTboiler: 10°C (5-15°C) dTdhw: 5°C (5-50°C) Tbuf: 80°C (70-80°C) Tbuf min.: 20°C (5-85°C) Const. temp. night: 60°C (20-90°C) dTbuf: 10°C (5-30°C) Day room temp.: 20°C (5-30°C) Night room temp.: 20°C (5-30°C) dTbuf-off: 5°C (3-50°C) Technical instructions CONTROLLER - CPREG-Touch...
Page 53 Tbuf min.: 20°C (5-85°C) Day room temp.: 20°C (5-30°C) - Mode: - Heating+DHW: 10°C (5-15°C) - Mode: - Heating+DHW: 15°C (10-40°C) Night room temp.: 20°C (5-30°C) - DHW: 10°C (5-10°C) - DHW: 15 (10-40°C) Technical instructions CONTROLLER - CPREG-Touch...
Page 54 Tbuf min.: 20°C (5-85°C) Day room temp.: 20°C (5-30°C) - Mode: - Heating+DHW: 10°C (5-15°C) - Mode: - Heating+DHW: 15°C (10-40°C) Night room temp.: 20°C (5-30°C) - DHW: 10°C (5-10°C) - DHW: 15 (10-40°C) Technical instructions CONTROLLER - CPREG-Touch...
Page 55 Night room temp.: 20°C (5-30°C) 13.18. Configuration B-1-0 EKO-CK P + Cm Pelet-set Temperatures: Tboiler: 80°C (80-90°C) Tdhw: 50°C (10-70°C) dTboiler: 10°C (5-15°C) dTdhw: 5°C (10-70°C) Tbuf: 80°C (70-80°C) dTbuf: 10°C (5-30°C) dTbuf-off: 5°C (3-50°C) Technical instructions CONTROLLER - CPREG-Touch...
Page 56 Const. temp. day: 60°C (20-90°C) dTboiler: 10°C (5-15°C) dTdhw: 5°C (5-50°C) Tbuf: 80°C (70-80°C) Tbuf min.: 20°C (5-85°C) Const. temp. night: 60°C (20-90°C) Day room temp.: 20°C (5-30°C) dTbuf: 10°C (5-30°C) Night room temp.: 20°C (5-30°C) dTbuf-off: 5°C (3-50°C) Technical instructions CONTROLLER - CPREG-Touch...
Page 57 10°C (5-30°C) -> DHW: 70°C (70-80°C) - DHW: Tdhw=Tboiler=70°C dTbuf-oﬀ: 10°C (3-50°C) dTboiler: dTdhw: - Mode: - Heating+DHW: 10°C (5-15°C) - Mode: - Heating+DHW: 15°C (10-40°C) - DHW: 10°C (5-10°C) - DHW: 15 (10-40°C) Technical instructions CONTROLLER - CPREG-Touch...
Page 58 13.27. Configuration C-0-1 EKO-CK P + Cm Pelet-set Temperatures: Circuit 1: Tboiler: 80°C (70-90°C) dTboiler: 10°C (5-15°C) Const. temp. day: 60°C (20-90°C) Const. temp. night: 60°C (20-90°C) Day room temp.: 20°C (5-30°C) Night room temp.: 20°C (5-30°C) Technical instructions CONTROLLER - CPREG-Touch...
Page 59 Temperatures: Tboiler: 80°C (70-90°C) Circuit 1: Const. temp. day: 60°C (20-90°C) dTboiler: 10°C (5-15°C) Const. temp. night: 60°C (20-90°C) Tdhw: 50°C (10-70°C) dTdhw: 5°C (5-50°C) Day room temp.: 20°C (5-30°C) Night room temp.: 20°C (5-30°C) Technical instructions CONTROLLER - CPREG-Touch...
Page 60 Temperatures: Tboiler: 80°C (70-90°C) 1. Circuit: dTboiler: 10°C (5-15°C) Const. temp. day: 60°C (20-90°C) Tdhw: 50°C (10-70°C) Const. temp. night: 60°C (20-90°C) dTdhw: 5°C (5-50°C) Day room temp.: 20°C (5-30°C) Night room temp.: 20°C (5-30°C) Technical instructions CONTROLLER - CPREG-Touch...
Page 61 - DHW: Tdhw=Tboiler=70°C dTboiler: dTdhw: Day room temp.: 20°C (5-30°C) Night room temp.: 20°C (5-30°C) - Mode: - Heating+DHW 10°C (5-15°C) - Mode: - Heating+DHW: 15°C (10-40°C) - DHW: 10°C (5-10°C) - DHW: 15 (10-40°C) Technical instructions CONTROLLER - CPREG-Touch...
Page 62 - DHW: Tdhw=Tboiler=70°C Day room temp.: 20°C (5-30°C) dTdhw: dTboiler: Night room temp.: 20°C (5-30°C) - Mode: - Heating+DHW: 10°C (5-15°C) - Mode: - Heating+DHW: 15°C (10-40°C) - DHW: 10°C (5-10°C) - DHW: 15 (10-40°C) Technical instructions CONTROLLER - CPREG-Touch...
Page 63 13.42. Configuration D-0-1 EKO-CK P + Cm Pelet-set 1. Circuit: Temperatures: Tboiler: 80°C (70-90°C) Const. temp. day: 60°C (20-90°C) dTboiler: 10°C (5-15°C) Const. temp. night: 60°C (20-90°C) Day room temp.: 20°C (5-30°C) Night room temp.: 20°C (5-30°C) Technical instructions CONTROLLER - CPREG-Touch...
Page 64 Const. temp. night: 60°C (20-90°C) dTdhw: 5°C (5-50°C) Day room temp.: 20°C (5-30°C) Night room temp.: 20°C (5-30°C) 13.45. Configuration D-2-0 EKO-CK P + Cm Pelet-set Temperatures: Tboiler: 80°C (70-90°C) dTboiler: 10°C (5-15°C) Tboiler: 50°C (10-70°C) dTboiler: 5°C (5-50°C) Technical instructions CONTROLLER - CPREG-Touch...
Page 65 - DHW: Tdhw=Tboiler=70°C Day room temp.: 20°C (5-30°C) dTboiler: dTdhw: Night room temp.: 20°C (5-30°C) - Heating+DHW: 10°C (5-15°C) - Mode: - Mode: - Heating+DHW: 15°C (10-40°C) - DHW: 10°C (5-10°C) - DHW: 15 (10-40°C) Technical instructions CONTROLLER - CPREG-Touch...
Page 66 - Heating+DHW: 10°C (5-15°C) - Mode: - Heating+DHW: 15°C (10-40°C) - Mode: - DHW: 10°C (5-10°C) - DHW: 15 (10-40°C) 13.51. Configuration E-0-0 EKO-CK P + Cm Pelet-set Temperatures: Tboiler: 80°C (75-90°C) dTboiler: 10°C (5-15°C) Tcro: 75°C (70-80°C) Technical instructions CONTROLLER - CPREG-Touch...
Page 67 Tcro: 75°C (70-80°C) Day room temp.: 20°C (5-30°C) Night room temp.: 20°C (5-30°C) 13.54. Configuration E-1-0 EKO-CK P + Cm Pelet-set Temperatures: Tboiler: 80°C (75-90°C) dTboiler: 10°C (5-15°C) Tcro: 75°C (70-80°C) Tdhw: 50°C (10-73°C) dTdhw: 5°C (5-50°C) Technical instructions CONTROLLER - CPREG-Touch...
Page 68 Tdhw: 50°C (10-73°C) dTdhw: 5°C (5-50°C) Night room temp.: 20°C (5-30°C) 13.57. Configuration E-2-0 EKO-CK P + Cm Pelet-set Temperatures: Tboiler: 80°C (75-90°C) dTboiler: 10°C (5-15°C) Tcro: 75°C (70-80°C) Tdhw: 50°C (10-73°C) dTdhw: 5°C (5-50°C) Technical instructions CONTROLLER - CPREG-Touch...
Page 69 -> Heating+DHW: 80°C (75-90°C) - Mode: - Heating+DHW: Tdhw=Tboiler=80°C -> DHW: 70°C (75-80°C) - DHW: Tdhw=Tboiler=70°C dTdhw: dTboiler: - Mode: - Heating+DHW: 10°C (5-15°C) - Mode: - Heating+DHW: 15°C (10-40°C) - DHW: 10°C (5-10°C) - DHW: 15 (10-40°C) Technical instructions CONTROLLER - CPREG-Touch...
Page 70 -> Heating+DHW: 80°C (75-90°C) - Mode: - Heating+DHW: Tdhw=Tboiler=80°C -> DHW: 70°C (75-80°C) - DHW: Tdhw=Tboiler=70°C dTdhw: dTboiler: - Mode: - Heating+DHW: 10°C (5-15°C) - Mode: - Heating+DHW: 15°C (10-40°C) - DHW: 10°C (5-10°C) - DHW: 15 (10-40°C) Technical instructions CONTROLLER - CPREG-Touch...
Page 71 Day room temp.: 20°C (5-30°C) - DHW: 10°C (5-10°C) - DHW: 15 (10-40°C) Night room temp.: 20°C (5-30°C) 13.66. Configuration F-0-0 EKO-CK P + Cm Pelet-set Temperatures: Tboiler: 80°C (75-90°C) dTboiler: 10°C (5-15°C) Tcro: 75°C (70-80°C) Technical instructions CONTROLLER - CPREG-Touch...
Page 72 Temperatures: Tboiler: 80°C (75-90°C) Circuit 1: dTboiler: 10°C (5-15°C) Const. temp. day: 60°C (20-90°C) Tcro: 75°C (70-80°C) Const. temp. night: 60°C (20-90°C) Tdhw: 50°C (10-73°C) Day room temp.: 20°C (5-30°C) dTdhw: 5°C (5-50°C) Night room temp.: 20°C (5-30°C) Technical instructions CONTROLLER - CPREG-Touch...
Page 73 -> Heating+DHW: 80°C (75-90°C) - Mode: - Heating+DHW: Tdhw=Tboiler=80°C -> DHW: 70°C (75-80°C) - DHW: Tdhw=Tboiler=70°C dTdhw: dTboiler: - Heating+DHW: 10°C (5-15°C) - Mode: - Heating+DHW: 15°C (10-40°C) - Mode: - DHW: 10°C (5-10°C) - DHW: 15 (10-40°C) Technical instructions CONTROLLER - CPREG-Touch...
Page 74 Const. temp. night: 60°C (20-90°C) dTboiler: dTdhw: Day room temp.: 20°C (5-30°C) - Mode: - Heating+DHW: 10°C (5-15°C) - Mode: - Heating+DHW: 15°C (10-40°C) Night room temp.: 20°C (5-30°C) - DHW: 10°C (5-10°C) - DHW: 15 (10-40°C) Technical instructions CONTROLLER - CPREG-Touch...
Page 75 *EKO-CK P + Cm Pelet-set Temperatures: Tboiler: 80°C (70-90°C) dTboiler: 10°C (5-15°C) *DIRECT HEATING CIRCUITS WITH PUMPS *EKO-CK P + Cm Pelet-set 13.76.2. Configuration H-0-0 Temperatures: Tboiler: 80°C (70-90°C) dTboiler: 10°C (5-15°C) *DIRECT HEATING CIRCUITS WITHOUT PUMPS Technical instructions CONTROLLER - CPREG-Touch...
Page 76 10°C (5-15°C) Tdhw: 50°C (10-70°C) dTdhw: 5°C (5-50°C) 13.78.1 Configuration H-1-0 *EKO-CK P + Cm Pelet-set Temperatures: Tboiler: 80°C (70-90°C) dTboiler: 10°C (5-15°C) Tdhw: 50°C (10-70°C) dTdhw: 5°C (5-50°C) *DIRECT HEATING CIRCUITS WITH PUMPS Technical instructions CONTROLLER - CPREG-Touch...
Page 77 Const. temp. night: 60°C (20-90°C) dTdhw: 5°C (5-50°C) Day room temp.: 20°C (5-30°C) Night room temp.: 20°C (5-30°C) 13.80 Configuration H-2-0 EKO-CK P + Cm Pelet-set Temperatures: Tboiler: 80°C (70-90°C) dTboiler: 10°C (5-15°C) Tdhw: 50°C (10-70°C) dTdhw: 5°C (5-50°C) Technical instructions CONTROLLER - CPREG-Touch...
Page 78 Temperatures: Tboiler: 80°C (70-90°C) Circuit 1: dTboiler: 10°C (5-15°C) Const. temp. day: 60°C (20-90°C) Tdhw: 50°C (10-70°C) Const. temp. night: 60°C (20-90°C) dTdhw: 5°C (5-50°C) Day room temp.: 20°C (5-30°C) Night room temp.: 20°C (5-30°C) Technical instructions CONTROLLER - CPREG-Touch...
Page 79 - Heating+DHW: Tdhw=Tboiler=80°C - DHW: Tdhw=Tboiler=70°C - Mode: -> DHW: 70°C (70-80°C) - Mode: dTboiler: dTdhw: - Heating+DHW: 15°C (10-40°C) - Heating+DHW: 10°C (5-15°C) - Mode: - Mode: - DHW: 15 (10-40°C) - DHW: 10°C (5-10°C) Technical instructions CONTROLLER - CPREG-Touch...
Page 80 Tdhw: Temperatures: - DHW: Tdhw=Tboiler=70°C -> DHW: 70°C (70-80°C) - Mode: - Mode: dTboiler: dTdhw: - Heating+DHW: 10°C (5-15°C) - Heating+DHW: 15°C (10-40°C) - Mode: - Mode: - DHW: 10°C (5-10°C) - DHW: 15 (10-40°C) Technical instructions CONTROLLER - CPREG-Touch...
Page 81 - Mode: DHW: 10°C (5-10°C) - Mode: DHW: 15 (10-40°C) Night room temp.: 20°C (5-30°C) EKO-CK P + Cm Pelet-set 13.86 Configuration I-0-0 Temperatures: Tboiler: 80°C (80-90°C) dTboiler: 10°C (5-15°C) Tbuf: 80°C (70-80°C) dTbuf: 10°C (5-30°C) dTbuf-off: 5°C (3-50°C) Technical instructions CONTROLLER - CPREG-Touch...
Page 82 10°C (5-15°C) Const. temp. day: 60°C (20-90°C) Tbuf min.: 20°C (5-85°C) Tbuf: 80°C (70-80°C) Const. temp. night: 60°C (20-90°C) Day room temp.: 20°C (5-30°C) dTbuf: 10°C (5-30°C) dTbuf-off: 5°C (3-50°C) Night room temp.: 20°C (5-30°C) Technical instructions CONTROLLER - CPREG-Touch...
Page 83 - Heating+DHW: Tdhw=Tboiler=80°C -> DHW: 70°C (75-80°C) dTbuf-off: 5°C (3-50°C) - DHW: Tdhw=Tboiler=70°C dTboiler: dTdhw: - Mode: - Heating+DHW: 10°C (5-15°C) - Mode: - Heating+DHW: 15°C (10-40°C) - DHW: 10°C (5-10°C) - DHW: 15 (10-40°C) Technical instructions CONTROLLER - CPREG-Touch...
Page 84 Tbuf min.: 20°C (5-85°C) Day room temp.: 20°C (5-30°C) - Mode: - Heating+DHW: 10°C (5-15°C) - Mode: - Heating+DHW: 15°C (10-40°C) Night room temp.: 20°C (5-30°C) - DHW: 10°C (5-10°C) - DHW: 15 (10-40°C) Technical instructions CONTROLLER - CPREG-Touch...
Page 85 Const. temp. night: 60°C (20-90°C) Day room temp.: 20°C (5-30°C) Night room temp.: 20°C (5-30°C) 13.98. Configuration J-1-0 EKO-CK P + Cm Pelet-set Temperatures: Tboiler: 80°C (70-90°C) dTboiler: 10°C (5-15°C) Tdhw: 50°C (10-70°C) dTdhw: 5°C (5-50°C) Technical instructions CONTROLLER - CPREG-Touch...
Page 86 Temperatures: Tboiler: 80°C (70-90°C) Circuit 1: dTboiler: 10°C (5-15°C) Const. temp. day: 60°C (20-90°C) Tdhw: 50°C (10-70°C) Const. temp. night: 60°C (20-90°C) dTdhw: 5°C (5-50°C) Day room temp.: 20°C (5-30°C) Night room temp.: 20°C (5-30°C) Technical instructions CONTROLLER - CPREG-Touch...
Page 87 -> Heating+DHW: 80°C (70-90°C) Tdhw: - DHW: Tdhw=Tboiler=70°C - Mode: -> DHW: 70°C (70-80°C) - Mode: dTboiler: dTdhw: - Heating+DHW: 10°C (5-15°C) - Heating+DHW: 15°C (10-40°C) - Mode: - Mode: - DHW: 15 (10-40°C) - DHW: 10°C (5-10°C) Technical instructions CONTROLLER - CPREG-Touch...
Page 88 EKO-CK P + Cm Pelet-set Temperatures: Tboiler: 80°C (75-90°C) Circuit 1: dTboiler: 10°C (5-15°C) Const. temp. day: 60°C (20-90°C) Tcro: 75°C (70-80°C) Const. temp. night: 60°C (20-90°C) Day room temp.: 20°C (5-30°C) Night room temp.: 20°C (5-30°C) Technical instructions CONTROLLER - CPREG-Touch...
Page 89 Day room temp.: 20°C (5-30°C) dTdhw: 5°C (5-50°C) Night room temp.: 20°C (5-30°C) 13.110. Configuration K-2-0 EKO-CK P + Cm Pelet-set Temperatures: Tboiler: 80°C (75-90°C) dTboiler: 10°C (5-15°C) Tcro: 75°C (70-80°C) Tdhw: 50°C (10-73°C) dTdhw: 5°C (5-50°C) Technical instructions CONTROLLER - CPREG-Touch...
Page 90 Const. temp. night: 60°C (20-90°C) dTdhw: dTboiler: Day room temp.: 20°C (5-30°C) - Mode: - Heating+DHW: 10°C (5-15°C) - Mode: - Heating+DHW: 15°C (10-40°C) Night roomtemp.: 20°C (5-30°C) - DHW: 10°C (5-10°C) - DHW: 15 (10-40°C) Tcro: 75°C (70-80°C) Technical instructions CONTROLLER - CPREG-Touch...
Page 91 Day room temp.: 20°C (5-30°C) - Heating+DHW: 10°C (5-15°C) - Mode: - Heating+DHW: 15°C (10-40°C) - Mode: Night room temp.: 20°C (5-30°C) - DHW: 10°C (5-10°C) - DHW: 15 (10-40°C) Tcro: 75°C (70-80°C) Technical instructions CONTROLLER - CPREG-Touch...
Page 92 23 - Direct heating circuit (radiator) with room thermostat or room corrector 24 - Direct heating circuit (radiator) with room thermostat or room corrector + pump (P4) 25 - Direct heating circuit (radiator) with room thermostat or room corrector + pump (P5) Technical instructions CONTROLLER - CPREG-Touch...
Page 93 Clean the grate and burner. Possible cause: The temperature of the pellet ﬂexible ﬁlling PELLET SUPPLY TUBE tube on the burner is higher than 80° C. TEMPERATURE Boiler status: Currently goes to OFF mode. TOO HIGH Technical instructions CONTROLLER - CPREG-Touch...
Page 94: Temperature Too High
Boiler status: The boiler can operate, if all the switching times are oﬀ, otherwise it can not operate. The boiler states under diﬀerent circumstances are described above „Possible cause“. Troubleshooting: It is necessary to replace the battery (CR1220) on the control panel PC board. Technical instructions CONTROLLER - CPREG-Touch...
Page 95: Fan Malfunction
- valid for CPPL 14-50), whether pellets are not too humid, inadequate dimensions or quality pellets (for these burner diameters 6 mm), possible holes on the ﬂexible tube pipe, too much pellet delivery/low rpm, incorrectly loaded ﬁlling parameters, incorrect combustion air. Technical instructions CONTROLLER - CPREG-Touch...
Page 96 Troubleshooting: Call an authorized service person to check the location of the sensor, check for sensor / cable damage, check connections at the connectors, check the ohmic resistance of the sensor. Technical instructions CONTROLLER - CPREG-Touch...
Page 97 Wait for the water temp. in the boiler to be below 70 °C and perform the procedure from "SAFETY THERMOSTAT_Case of boiler operation". Technical instructions CONTROLLER - CPREG-Touch...
Page 98 Possible cause: Defective UTP cable or connections on the controller's PCB boards and CMGSM. COMMUNICATION E100_5 Boiler status: The boiler operates normally. ERROR WITH CMGSM Troubleshooting : Call an authorized serviceman who will check all. Technical instructions CONTROLLER - CPREG-Touch...
Page 99 2+ CIRCUIT Troubleshooting: Call an authorized serviceman who will check the corrector position, check the damage/accuracy of the corrector and cable, check the contacts on the connectors. Technical instructions CONTROLLER - CPREG-Touch...
Page 100 5+ CIRCUIT Troubleshooting: Call an authorized serviceman who will check the corrector position, check the damage/accuracy of the corrector and cable, check the contacts on the connectors. Technical instructions CONTROLLER - CPREG-Touch...
Page 101 8+ CIRCUIT Troubleshooting: Call an authorized serviceman who will check the corrector position, check the damage/accuracy of the corrector and cable, check the contacts on the connectors. Technical instructions CONTROLLER - CPREG-Touch...
Page 102: Fuel Sensor
MOLE OR SCREW E122 Troubleshooting: Call an authorized serviceman who will check NOT WORKING the el. connections on the mole/screw(feeder) in the tank, check the contacts on the connectors. E123 NOT ACTIVE E124 NOT ACTIVE Technical instructions CONTROLLER - CPREG-Touch...
Page 103 What needs to be done: Fill the tank with pellets minimal above the fuel sensor level in the pellet tank. NOT ACTIVE NOT ACTIVE NOT ACTIVE NOT ACTIVE Technical instructions CONTROLLER - CPREG-Touch...
Page 104 14 – 50), check if the pellets are too humid, inadequate dimensions or pellet quality (for this burner setting the diameter 6 mm), possible hole in the ﬂexible tube, to big pellet supply (too low fan's rpm). Technical instructions CONTROLLER - CPREG-Touch...
Page 105 Press Safety thermostat Main switch (0/1) controller ON / OFF UTP cable socket CAUTION!!! If the thermostat frequently shuts down the fan please call an authorized serviceman to check the system. Technical instructions CONTROLLER - CPREG-Touch...
Page 106: Electric Scheme
- if all pump outputs are already in use, and there is also additional equipment, it is necessary to connect an additional electronic plate to the controller or reconnect some of the pumps to the CM2K module Technical instructions CONTROLLER - CPREG-Touch...
Page 107 Electric scheme ELECTRIC SCHEME 2/6 Note: - this outputs can be used for heating circuits motor actuators, 3-way mixing valves or 4-way mixing valve in boiler return protection Technical instructions CONTROLLER - CPREG-Touch...
Page 108 01 0 2 5 V IN Note: - the controller is set, by default, to use PT1000 sensors (if necessary it can be conﬁgured to use NTC5K sensors – can be conﬁgured by an authorized serviceman only) Technical instructions CONTROLLER - CPREG-Touch...
Page 109 Electric scheme ELECTRIC SCHEME 4/6 Technical instructions CONTROLLER - CPREG-Touch...
Page 110 - regarding the ﬁrmware version, on older version resistor 6,5K must be installed between inputs 1 (POS) and 2 (GND) so correction is 0; while in newer ﬁrmware version room corrector connection with 2 or 3 wires can be selected and it not needed to install resistor Technical instructions CONTROLLER - CPREG-Touch...
Page 111 Electric scheme ELECTRIC SCHEME 6/6 -ROOM THERMOSTAT (only direct heating circuit) BURNER2 K E Y E X T1 E X T 2 01 02 5 V IN Technical instructions CONTROLLER - CPREG-Touch...
Page 112 2.251 190,7 1.424 2.271 170,8 1.443 2.290 150,5 1.462 2.309 1.481 2.328 1.501 2.348 1.520 2.367 1.539 2.386 1.558 2.405 1.578 2.425 1.597 2.444 1.161 2.463 1.635 2.482 1.655 2.502 1.674 2.521 1.693 2.540 1.712 Technical instructions CONTROLLER - CPREG-Touch...
Page 113 Declaration of conformity Technical instructions CONTROLLER - CPREG-Touch...
Page 114 Company assumes no responsibility for possible inaccuracies in this book originated typographical errors or rewriting, all the pictures and diagrams are principal and it is necessary to adjust each actual situation on the field, in any case the company reserves the right to enter their own products such modifications as considered necessary. Centrometal d.o.o. Glavna 12, 40306 Macinec, Croatia central tel: +385 40 372 600, fax: +385 40 372 611 service: +385 40 372 622, fax: +385 40 372 621 www.centrometal.hr...

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