Centrometal Cm Pelet-set User manual

Tehnical instructions
HEATING TECHNIQUE
Centrometal d.o.o. - Glavna 12, 40306 Macinec, Croatia, tel: [phone], fax: [phone]
Cm Pelet-set
REGULATION
THE FIRST START-UP MUST BE DONE BY AUTHORIZED PERSON
OTHERWISE PRODUCT WARRANTY IS NOT VALID
READY
TURPS- 10/2017-v1_20-ENG
80°C
120°C
0%
1700
15k
30%
60°C
70°C
50°C
55°C
Cm Pelet-set

2
Screen
SWITCHING ON
’’OK’’ button
Initial message countdown
Software version
Language selection
Burner power
- 14 kW (Cm Pelet-set 14)
- 20-35 kW (Cm Pelet-set 35)
- 40/50 kW (Cm Pelet-set 50)
- 60-90 kW (Cm Pelet-set 90)
After turning on the main switch, screen will display language selection menu and software version.
You can choose between various languages. To select the language, press the flag of language you want.
Possibility of online burner
monitoring and burner control
(Additional equipment:
Cm WiFi-box)
When turning on the main switch, touch screen must not be pressed. Otherwise
regulation will enter firmware update mode which is used only by authorized
technican. If this happens, please turn off main switch and turn it back on without
pressing the touch screen.
Software version
Burner power
- 14 kW (Cm Pelet-set 14)
- 20-35 kW (Cm Pelet-set 35)
- 40/50 kW (Cm Pelet-set 50)
- 60-90 kW (Cm Pelet-set 90)
If option "Language selection" is set to OFF under "DISPLAY" menu, initial message screen will be shown (picture
below). This screen will be shown as long it's set in the "Initial message time" option, under "DISPLAY" menu or until you
press "OK" button.
Page scroll
Technical instructions REGULATION Cm Pelet-set

3
MAIN MENU
The main menu is used to select the desired submenu. To select a specific submenu you must press the appropriate icon
on the screen. To switch between the ’’Main menu’’ and ’’Boiler working display’’ press the button ’’View selection’’. To
switch between graphic view, numeric view or additional equipment of the boiler press ’’Boiler operation view’’ button.
Main menu, Buttons
View selection:
main menu / work
Time
Boiler operation view:
graphic / numeric / additional
equipment
Boiler start / stop
Current boiler status
Date
BUTTONS
Button ’’ON / OFF’’
options: on / off boiler operation’’
Button ’’VIEW SELECTION’’
options: main menu / work
Button ’’BOILER OPERATION DISPLAY’’
options:
graphic / numeric / additional equipment
Button ’’ENTER’’
Button ’’BACK’’
Button ’’PREVIOUS SCREEN’’
Button ’’NEXT SCREEN’’
Button ’’OK’’
Button ’’START’’/’’STOP’’
Navigation buttons:
’’LEFT’’, ’’RIGHT’’, ’’UP’’, ’’DOWN’’
Button ’’DELETE’’
Button ’’FACTORY SETTINGS’’
Button ’’INFORMATION’’
Button ’’COPY’’ Button ’’PASTE’’
Technical instructions REGULATION Cm Pelet-set

4
SIMBOLI
6 7 8
4
5
19
3
1110
2
1312
14
Boiler type display:
EKO-CK P EKO-CKB P
EKO-CKB P
+ built in boiler
recirculation
Screen, Symbols
Technical instructions REGULATION Cm Pelet-set
SYMBOLS
6 7 8
4
5
19
3
1110
2
13
Symbols:
1 - Boiler temperature
2 - Fuel level *
3 - Transporter working
4 - Photocell
5 - Flame symbol
6 - Igniter working
7 - Burner fan working
8 - Burner fan rpm
9 - Burner working hours counter
10 - Burner working hours reset buttom
11 - Dynamic configuration view
(view is depending of set configuration)
12 - Work mode (winter/summer) / Additional
equipment view (cascade, wifi...)
13 - Outside temperature
14 - Boiler working stage
* - additional equipment
on screen only if additional equipment
is installed and enabled (fuel level sensor)
12
14

5
70°C
50°C
60°C
55°C
Screen, Symbols
SYMBOLS
Technical instructions REGULATION Cm Pelet-set
Winter working mode
(only heating)
External control ( / )
Summer working mode
(only DHW)
View/additional equipment button
(All items of additional equipment
are enabled)
Some items of the additional
equipment are disabled
All items of additional equipment
are disabled
Accumulation tank with current
temperature at top of the tank and
at the bottom of the tank.
Hydraulic crossover with the
current temperature
(there are configuration without
temp. sensor)
Domestic hot water tank
with current temperature
Heating circuit
Room thermostat
Next to the room thermostat
symbol bright blue circle (the
room thermostat has requested
for operating the pump, the pump
does not work if you have not met
all the conditions for its operation,
for example. low temp. in the
boiler, otherwise normally works)
Cm WiFi-box - not connected
Cascade
Cm WiFi-box - connected
Winter working mode
(heating + DHW)

6Technical instructions REGULATION Cm Pelet-set
Symbols, Adjusting the paramteres
ADJUSTING THE PARAMETERS
A B
C D
There are 4 different menu types for adjusting the parameters:
A - this menu is used to set the parameters that have numerical values (°C, RPM, time...)
example: adjust the burner fan rpm, adjusting the boiler temp. etc...
B - this menu is used to set parameters that must be selected (marked) to be enabled and there can be multiple selected
(enabled) items
NOTE: some enabled options disable another one (they can't be enabled at the same time)
example: enable additional equipment: flap, air cleaning, CM2K, Cm-WiFi-box...
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
SYMBOLS - RETURN FLOW PROTECTION
3-way thermostatic mixing valve
+ pump
3-way mixing valve with actuator and
return flow temp. sensor
+ pump
4-way manual mixing valve
+ pump
4-way mixing valve with actuator and
return flow temp. sensor
+ pump

Tehničke upute REGULACIJA Cm Pelet-set 7
Adjusting the parameters
Technical instructions REGULATION Cm Pelet-set
1 -parameter you are adjusting
2 - value adjustment box
3 - set value
4 - value type
5 - info button (displays factory, min. and max. values)
6 - resets the current value to the factory value
1
2
34
5
6
1 - parameter you are adjusting
2 - value adjustment box
3 - selected option (only one option can be selected)
4 - confirm button
5 - factory value
1
2
4
3
5
1
5
3
2
46
1 - parameter you are adjusting
2 - items that can be enabled
3 - next page button
4 - confirm button
5 - selected (enabled) item
6 - deselected (disabled) item
1
2
3
4
5
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
ADJUSTING PARAMETERS METHODS (examples)
NOTE: after parameter changing press the "CONFIRM" button to store new value. If you don't want to save the set
value, press "BACK" button.

8Tehničke upute REGULACIJA Cm Pelet-set
Maintenance, Cleaning
1.0. MAINTENANCE
1.1. CLEANING THE BURNER
Under "CLEANING" menu are two options:
Cleaning: this option is used to start the burner fan on the set RPMs to
clean the burner grate (note: depending of the pellets quality grate will
be more or less clean. After this procedure, burner grate should be
removed and cleaned and the burner head should also be cleaned.)
Burner fan: this option sets the burner fan RPMs during cleaning
Technical instructions REGULATION Cm Pelet-set
1.1.1. CLEANING
Press the "START" button to start the burner fan for 10 min.
After pressing the "START" button countdown is started for 10 min,
after which burner fan stops automaticaly
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.
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
1.1.2. BURNER FAN
NOTE: burner cleaning option is not replacing the need for manual
cleaning of the burner and burner grate. It should be manually cleaned
regulary according to the technical manual.

Technical instructions REGULATION Cm Pelet-set 9
Temperature , Schedule
2.0. TEMPERATURE
Temperature menu shows only items applicable to the set configuration. In next section of the manual all avalible
configurations and schemes are listed.
Availible temperature settings will be described at every individual configuration and scheme in
"CONFIGURATIONS" section of this manual.
NOTE: this is only representation picture, actual possible adjustment depends on set configuration.
3.0. SCHEDULE / 3.1. BOILER
This option is used to set the burner working time according to the set time. You can set 3 tables with different settings
and only 1 table can be active. You can set ON/OFF 3 times during 1 day and every day can be individualy set.
NOTE: in the same way you can set other schedules: BOILER, DHW, RECIRCULATION
3.1.1. SCHEDULE
This option is used to select active "SCHEDULE TABLE" that you have set
Possible adjustment:
- Factory adjustment: OFF
- Table 1
- Table 2
- Table 3

10
Table, History
3.1.2. TABLE 1/2/3
This option is used to set "SCHEDULE TABLES". Every table can be
individualy set.
1 - current table you are adjusting (table 1 / table 2 / table 3)
2 - day of the week
3 - green - burner start (on)
red - burner stop (off)
Press the box to adjust the time
You can adjust 3 start and stop during 1 day
You can copy/paste from one day to another by pressing the "day box"
of the day which you want to copy, press the "COPY" button and press
the desired "day box" and press "PASTE" button.
1
2
3
4. HISTORY
This option is used to see the
history of the occured "ERRORS"
and "WARNINGS"
This option is used to see the history of the occured "ERRORS"
1 - error code
2 - error description
3 - time and working stage (OFF) when error occured
Error codes are marked with letter "E"
List of all error codes are listed in the "Cm Pelet-set manual"
3
1 2
This option is used to see the history of the occured "WARNINGS"
1 - warning code
2 - warning description
3 - time and working stage (OFF) when warning occured
Warning codes are marked with letter "W"
List of all warning codes are listed in the "Cm Pelet-set manual"
3
1 2
Technical instructions REGULATION Cm Pelet-set
COPY
BUTTON
PASTE
BUTTON

11
Operation, Forced shutdown, Manual test
5. OPERATION
This menu is used to set various parameters, enable/disable various additional equipment and functions, various work
modes, manual test etc.... This menu is designed for end user.
5.1. FORCED SHUTDOWN
This option is used to forced shut down of the burner in any working
stage. Before pressing the "FORCED SHUTDOWN" you must switch
off the burner on the ’’ON/OFF’’ switch and confimt ’’STOP’’ action on
the main display.
NOTE: after "FORCED SHUTDOWN" you must open the boiler
door with burner, and clean the burner grate before starting the
burner again.
This option is used to check relay outputs, connection to the electric devices and the working of the electric devices.
Items:
- Burner fan - you can check working of the burner fan on 2 speeds (max rpm and 1700 rpm) - when you start the test,
measured rpms are displayed on screen
- Feeder screw - you can check working of the feeding transporter
- Heater + burner fan - you can check working of the burner heater (igniter) - to protect the heater from burning out,
burner fan is started automatically when you start the heater
- Pump P1/DHW/RECIRCULATION - you can check working of the connected pumps
- 1. Circuit / 2. Circuit - you can check working of the devices of the mixing heating circuits (pumps, motor valves open
close)
- Additional equipment - submenu for manual test of the installed additional equipment
NOTE: Items displayed in this menu and in "Additional equipment" submenu depends of set configuration and
installed additional equipment.
5.2. MANUAL TEST
Technical instructions REGULATION Cm Pelet-set
NOTE:
some of the options in this menu are 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.

12
Filling conveyors, Save/load
5.3. FILLING CONVEYORS
Filing conveyors:
This option is used for the initial filling of the transporter. Also it can be
used if the transporter becomes empty. Recommended is to start the
filling process and wait until it finishes to be sure that transporter is full
(20 min.).
Before starting this option, disconnect the PVC tube from the burner
and put a bucket/bag under it. After process is finished put the pellet
from the bucket/bag back to the tank and connect PVC tube back to
the burner.
Check filling at start:
This otion is used to check filling at start. Pressing the ’’START’’ button
transporter starts to work and works continuously for set time (counter
is started). This time can be adjusted under option Filling at start under
’’INSTALLATION’’ menu. After this process is finished, open the door
with burner and check if the pellets have cover the el. heater. If not,
filling at start must be adjusted and checked again.
5.5. SAVE/LOAD
This option is used to check pellet delivery amount.
You can set the transporter working time (1) after which you want to weight the pellet.
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).
This option is used to save parameters, load / load service parameters
and delete saved parameters.
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 REGULATION Cm Pelet-set
1
NOTE:
if the transporter gets empty, you must fill it
before starting the burner.
5.4. VEIGHING CHECK

13
Standard equipment, Sensors, Photocell, Circuits
Technical instructions REGULATION Cm Pelet-set
5.6. STANDARD EQUIPMENT
This option is used for adjusting standard equipment of Cm Pelet-set
Options:
- Sensors - you can set the sensor type (PT1000 - factory or NTC 5K)
- Photocell - you can adjust photocell parameters
- 1.Circuit / 2. Circuit - you can adjust mixing heating circuits parameters
- DHW - you can adjust DHW parameters
5.6.1. SENSORS
This option is used for adjusting the sensors type (NTC 5K or PT1000)
Factory: PT1000
Option: PT1000 / NTC 5K
5.6.2. PHOTOCELL
This option is used for adjusting photocell parameters
5.6.3/5.6.4. 1. CIRCUIT / 2. CIRCUIT
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).

14
Circuits
It's possible to view all enabled mixing heating circuits (set temperatures, measured temperatures, heating type,
working of the pumps etc...). To enter this view press / button and then .
If there are more than 2 mixing heating circuits enabled you can switch view betwen them with buttons.
5.6.3.1 - 5.6.4.2 1. CIRCUIT / 2. CIRCUIT
1.
2.
For each heating circuit can be specifically select items.
For example, you can Include / exclude heating circuits, turn on/off room corrector, choose heating type in each circuit
(radiators / floor), choose the mode (day / night).
1 - Mixing valve (1.circuit)
2 - The calculated flow temperature (1.circuit)
3 - Current measured flow temperature (1.circuit)
4 - Heating type on 1. circuit (radiators or floor heating)
5 - Room corrector „CSK“ on 1. circuit (if turned off,
icon disappears)
6 - The desired temperature + deviation by room corrector
(1.circuit)
7 - Current measured room temperature (shown only
if the room corrector is turned on) in 1.circuit
8 - Mode (1.circuit) (day / night)
9 - Outer temperature (outer sensor)
Items 1a - 8a have the same meaning as items 1-8 (described above) which
only relate to 2. heating circuit or some other circuit depend how many circuits
is selected.
Technical instructions REGULATION Cm Pelet-set
8
8a
7
7a
6a
6
4
4a
5
5a
1
1a
9
3a
2a
23

15
Circuits settings
SETTING PARAMETERS FOR EACH HEATING CIRCUIT
Regulation can control up to two mixing heating circuits. They must be enabled and set under "INSTALLATION" menu.
To make adjustment of each circuits go to the "OPERATION" menu then "STANDARD EQUIPMENT" menu.
Possible selection:
Factory: ON
Option: ON, OFF
By using this option you can enable/disable heating circuits.
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 REGULATION Cm Pelet-set

16
Circuits settings
Possible selection:
Factory: 20,0°C
Option: 5.0°C - 30.0°C
By using this option you can set day room temperature.
Possible selection:
Factory: 20,0°C
Option: 5.0°C - 30.0°C
By using this option you can set night room temperature.
Possible selection:
Factory: DAY TEMP.
Option: Day temp. / Night temp. / Table
By using this option you can set working mode of the heating circuit
By using this option you can set table for working mode of the heating circuit.
NOTE: you can change settings of any heating circuit in the same way.
Technical instructions REGULATION Cm Pelet-set

17
Additional equipment, Freeze guard, Work mode
5.7. ADDITIONAL EQUIPMENT
This option is used to set additional equipment that isn't part of
standard delivery.
Options:
- Air cleaning - turn on/off burner air cleaning
- Flap - turn on/off burner flap
- External control - turn on/off external control (start)
- Cascade - turn on/off the cascade and set some of its options
- CM-GSM - turn on/off CM-GSM module
- Internet supervision - turn on/off internet control and adjust some of
its options
- CMSR100 - turn on/off fuel level sensor and adjust some of its
options
- Suction system - turn on/off suction system and adjust some of its
options
NOTE:
additional equipment must be enabled under "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.
5.8. FREEZE GUARD
This option enables to set on/off freeze guard
Possible adjustment:
Freeze guard:
- Factory adjusted: OFF
- Options: ON / OFF
Type of protection:
- Factory: "Heating + Pumps"
- Options: "Heating+Pumps" / "Pumps only"
Option:
- Factory: "To._min/Taf_min"
- Options: "To._min/Taf_min" / "Toutside"
This option enables to set working mode
Possible adjustment:
- Factory adjusted: WINTER
- Options: WINTER (heating + DHW) / SUMMER (only DHW) /
AUTO (DHW <> heating + DHW)
5.9. WORK MODE
Technical instructions REGULATION Cm Pelet-set

18
Time to burner extinguishing, Modulation, Display
Technical instructions REGULATION Cm Pelet-set
This option is used to set time for burner shut down. In case of
continuous burner working for this time, burner will shut down (in this
process it will clean the grate, with burner fan or air cleaning if it’s
installed). After burner shutdown process, burner will start again and
this counter will be reset. Also at every shut down, this counter is reset.
Posible adjustment:
- Factory adjustment: 0 min (OFF)
- Options: 0 - 360 min
5.10. TIME TO BURNER EXTINGUISHING
5.11. MODULATION
This option is used to enable/disable burner modulation and to show
set parameters of modulation.
Posible adjustment:
- Factory adjustment: OFF
- Options: ON / OFF
Atfer enabling the ’’MODULATION’’ option you can see set
parameters of the modulation.
Modulation beginning - set how many °C below set boiler temp.
modulation will start (options: -4°C, -3°C, -2°C, -1°C)
Modulation percentage - set in how many steps (percentages of
power) modulation will work (options depends of the set burner power)
Burner power:
power 90, 35 kW have 4 steps of modulation (80/65/50/30%)
power 70, 50, 30, 25 kW have 3 steps of modulation (80/60/50%)
power 60, 40, 20, 14 kW have 2 steps of modulation (75/50%)
NOTE: modulation parameters can be set only under
’’INSTALLATION’’ menu which is under PIN.
This option is used to set display/sound parameters
Options:
- Screensaver - you can set the screensaver time
- Language selection - you can turn on/off language selection menu after turning on main switch
- Initial message time - you can set time of the initial message if you turn off language selection menu (after this time
runs out, main screen will be shown)
- Show timers - show timers on the lower part of the screen
- Date & time - you can set the date and time
- Sound volume - you can set the touch sound type
- Sound type - you can set the touch sound volume
6. DISPLAY

19
Technical instructions REGULATION Cm Pelet-set
Info, Correction, Chimney sweeper
10. CHIMNEY SWEEPER
This option is used to enable and set "CHIMNEY SWEEPER MODE"
Options:
- Chimney sweeper - you can enable/disable "CS" mode
- Power - you can set burner power for "CS" mode
- Minimum boiler temerature - you can set the minimum boiler temperature for "CS" mode
"CS MODE" - this mode enables you make flue gas measurement on selected burner power and set minimum boiler
temperature. In this mode boiler will be exluded from cascade, external control etc. and work only according boiler
temperature. Also in this mode modulation temperatures are lower so burner will modulate later, to enable longer
measurement on set power.
10
10
1
This option is used make correction of pellet delivery. You can decrease delivery by 3 steps. Steps are factory
configurated (or configured by authorized serviceman in "INSTALLATION" menu, under PIN) for every working stage
(power). Icon changes according the set step. "0" is no change and factory set.
2 3
9. CORRECTION
7. INFO
This option is used to see various informations regarding regulation and burner
Options:
- Statistics - you can see working times of various parts (burner working, working in summer mode, freeze guard,
burner starts, burner fan working, heater working, heater starutups, screew working, pumps working...)
- Software version - you can see burner power (14 kW, 20-35 kW, 40/50 kW or 90 kW), regulation software version and
WiFI ID number (if Cm WiFi-box is installed)
- Selected configuration - you can see set configuration
- Current file - you can see which saved file is currently in use
- Selected burner power - you can see set burner power

20
OFF -
A0 -
A1 -
A2 -
A3 -
A4 -
A5 -
PP1 -
PP2 -
PP3 -
PP4 -
PP5 -
A6 -
PX -
M4 -
M3 -
M2 -
M1 -
S7-3 -
PFON230 -
F1 -
burner doesn’t work (OFF - burner will not start)
burner start - only burner fan is working
start of start up safety time measuring, start of igniter working
start of transporter working (initial filling)
end of initial filling (transporter stops), waiting for the flame (in case flame doesn’t appear in set time
error E2 will appear, ignition fail)
start of time measuring to enter into stabilization stages and additional igniter working
end of additional igniter working, start of time measuring to enter transition stage PP1
transition stage 1
transition stage 2
transition stage 3
transition stage 4
transition stage 5
working stage before enter nominal power (increased rpms of the burner fan regarding set power)
burner nominal power (P6, P5, P4, P3, P2 - depends of the burner set power)
modulation stage 4
modulation stage 3
modulation stage 2
modulation stage 1
waiting stage (STANDBY - burner waits any of the start condition
power failure and power return stage - (burner tries to establish normal work after power supply failure
and return of the power supply)
stage of full intake tube filling sensor (burner tries to establish normal work correction of the transporter
working) - only CPPL-90
BURNER WORKIN STAGE:
Burner working stage
Installation
Technical instructions REGULATION Cm Pelet-set
This menu is used only by authorized servicemen
For entry in "INSTALLATION" menu is necessary to input PIN.
11
11. INSTALLATION