Baxi PRIME 24 User manual

24 - 1.24 - 28
en CONDENSING GAS WALL-HUNG BOILERS
Installation manual for the User
de KONDENSATIONS-WANDGASHEIZKESSEL
Betriebsanleitung für den Benutzer
es CALDERA MURAL DE GAS DE CONDENSACIÓN
Manual de uso destinado al usuario
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7696305 (01-12/17) 2
USER Section (en)
The appliance can be used by children aged 8 or over
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ceived instructions on using the appliance safely and un-
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supervised children.
CONTENT
1. SAFETY........................................................................................................................................................................................................3
1.1 GENERAL SAFETY INSTRUCTIONS ..........................................................................................................................................................3
1.2 RECOMMENDATIONS.................................................................................................................................................................................3
1.3 LIABILITIES ..................................................................................................................................................................................................3
2. ABOUT THIS MANUAL.................................................................................................................................................................................4
2.1 GENERAL.....................................................................................................................................................................................................4
2.2 SYMBOLS USED..........................................................................................................................................................................................4
3. TECHNICAL SPECIFICATIONS ...................................................................................................................................................................4
3.1 HOMOLOGATIONS ......................................................................................................................................................................................4
3.2 TECHNICAL DATA........................................................................................................................................................................................5
3.2.1 TECHNICAL PARAMETERS ........................................................................................................................................................................6
4. DESCRIPTION OF THE PRODUCT.............................................................................................................................................................7
4.1 GENERAL DESCRIPTION............................................................................................................................................................................7
4.2 OPERATING PRINCIPLE.............................................................................................................................................................................7
4.3 MAIN COMPONENTS ..................................................................................................................................................................................7
5. USE OF THE CONTROL PANEL..................................................................................................................................................................8
6. OPERATION.................................................................................................................................................................................................8
6.1 USE OF THE CONTROL PANEL..................................................................................................................................................................8
BUTTONS AND KNOBS...............................................................................................................................................................................8
6.2 START-UP.....................................................................................................................................................................................................8
IGNITION PROCEDURE..............................................................................................................................................................................9
6.3 SHUT-DOWN................................................................................................................................................................................................9
6.4 FROST PROTECTION..................................................................................................................................................................................9
7. SETTINGS....................................................................................................................................................................................................9
7.1 READING OUT MEASURED VALUES.........................................................................................................................................................9
STATES AND SUB-STATES .........................................................................................................................................................................10
8. MAINTENANCE............................................................................................................................................................................................11
8.1 GENERAL.....................................................................................................................................................................................................11
8.2 MAINTENANCE MESSAGE.........................................................................................................................................................................11
8.3 MAINTENANCE NOTES...............................................................................................................................................................................11
8.4 FILLING THE INSTALLATION ......................................................................................................................................................................11
8.5 VENTING THE INSTALLATION....................................................................................................................................................................12
8.6 DRAINING THE INSTALLATION ..................................................................................................................................................................12
9. TROUBLESHOOTING..................................................................................................................................................................................12
9.1 ERROR CODES ...........................................................................................................................................................................................13
10. DECOMMISSIONING...................................................................................................................................................................................15
10.1 DECOMMISSIONING PROCEDURE...........................................................................................................................................................15
11. DISPOSAL....................................................................................................................................................................................................15
11.1 DISPOSAL/RECYCLING..............................................................................................................................................................................15
12. ENVIRONMENT............................................................................................................................................................................................16
12.1 ENERGY SAVING.........................................................................................................................................................................................16
13. APPENDIX....................................................................................................................................................................................................16
13.1 PRODUCT FICHE.........................................................................................................................................................................................16

3
USER Section (en)
7696305 (01-12/17)
1. SAFETY
1.1 General safety instructions
SMELL OF GAS
• Switch off the boiler.
• Do not activate any electrical device (such as switching on the light).
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• Call an Authorised Service Centre.
SMELL OF COMBUSTION FUMES
• Switch off the boiler.
• 2SHQDOOWKHGRRUVDQGZLQGRZVWRYHQWLODWHWKHURRP
• Call an Authorised Service Centre.
FLAMMABLE MATERIAL
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SERVICING AND CLEANING THE BOILER
Switch off the boiler before working on it.
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of supervision or of instructions on the use of the appliance.
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Periodically check the pressure of the system (minimum pressure 0.8 bar, recommended pressure 1-1.5 bar).
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of the device.
Failure to observe the above will render the warranty null and void. Prior to commissioning, remove the protective plastic
coating from the boiler. Do not use any tools or abrasive detergents to do this as you may damage the painted surfaces.
1.3 Liabilities
1.3.1 RESPONSIBILITIES OF THE PRODUCER
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• Failure to observe the instructions on installation of the device.
• Failure to observe the instructions on use of the device.
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7696305 (01-12/17) 4
USER Section (en)
1.3.2 RESPONSIBILITIES OF THE INSTALLER
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1.3.3 RESPONSIBILITIES OF THE USER
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2. ABOUT THIS MANUAL
2.1 General
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WARNING
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DANGER OF BURNS
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DANGER - HIGH VOLTAGE
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DANGER OF FREEZING
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IMPORTANT INFORMATION
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GENERIC PROHIBITION
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3. TECHNICAL SPECIFICATIONS
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5
USER Section (en)
7696305 (01-12/17)
3.2 Technical data
PRIME 1.24 PRIME 26 PRIME 30
Heating only DHW Tank (*)
Cat. II2H3B/P
Gas used - G20 - G30 - G31
5DWHGKHDWLQSXWIRU'+:FLUFXLW4Q kW - 28.9 26.7 31.0
5DWHGKHDWLQSXWIRUKHDWLQJFLUFXLW4Q kW 24.7 24.7 20.6 24.7
5HGXFHGKHDWLQSXW4Q kW 4.9 4.9 4.9 4.9
5DWHGKHDWRXWSXWIRU'+:FLUFXLW3Q kW - 28.0 26.0 30.0
5DWHGKHDWRXWSXW&3Q kW 24.0 24.0 20.0 24.0
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5DWHGKHDWRXWSXW&3Q kW 26.1 26.1 21.8 26.1
5HGXFHGKHDWRXWSXW &3Q kW 4.8 4.8 4.8 4.8
5HGXFHGKHDWRXWSXW &3Q kW 5.2 5.2 5.2 5.2
5DWHGHI¿FLHQF\  &+L % 105.8 105.8 105.8 105.8
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0D[SUHVVXUHRIZDWHULQ'+:FLUFXLW bar - - 8.0 8.0
0LQG\QDPLFSUHVVXUHLQ'+:FLUFXLW bar - - 0.15 0.15
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3URGXFWLRQRI'+:ZLWK¨7 & OPLQ - - 9.8 11.5
6SHFL¿FRXWSXW³'´ OPLQ - - 12.4 14.3
7HPSHUDWXUHUDQJHLQKHDWLQJFLUFXLW & 25÷80 25÷80 25÷80 25÷80
7HPSHUDWXUHUDQJHLQ'+:FLUFXLW & - 35÷60 35÷60 35÷60
&RD[LDOÀXHGXFWGLDPHWHU PP 60/100 60/100 60/100 60/100
'LDPHWHURIVHSDUDWHRXWOHWV PP 80/80 - 80/80 80/80
0D[PDVVÀRZUDWHRIIXPHV kg/s 0.012 0.014 0.013 0.015
0LQPDVVÀRZUDWHRIIXPHV kg/s 0.002 0.002 0.002 0.002
0D[H[KDXVWWHPSHUDWXUH & 80 80 80 80
1DWXUDOJDVVXSSO\SUHVVXUH+ PEDU 20 20 20 20
3URSDQHJDVVXSSO\SUHVVXUH%3 PEDU 30 30 30 30
3RZHUVXSSO\YROWDJH V 230 230 230 230
3RZHUVXSSO\IUHTXHQF\ +] 50 50 50 50
5DWHGSRZHUVXSSO\ W 84 94 86 100
Net weight / water load Kg 26/28 26/28 26/28 26/28
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&2168037,21$7+($7,13874PD[DQG4PLQ Heating only DHW Tank (*)
4PD[*+ PK 2.61 3.06 2.82 3.28
4PLQ*+ PK 0.52 0.52 0.52 0.52
4PD[*% kg/h    
4PLQ*% kg/h    
4PD[*3 kg/h    
4PLQ*3 kg/h    
6XSSOLHGDVDQDFFHVVRU\

7696305 (01-12/17) 6
USER Section (en)
7HFKQLFDO3DUDPHWHUV
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BAXI PRIME 1.24 26 30
Condensing boiler Yes Yes Yes
/RZWHPSHUDWXUHERLOHU(1) No No No
B1 boiler No No No
&RJHQHUDWLRQVSDFHKHDWHU No No No
&RPELQDWLRQKHDWHU No Yes Yes
Rated heat output
Pnominale kW 24 20 24
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8VHIXOHI¿FLHQF\DWUDWHGKHDWRXWSXWDQGKLJKWHPSHUDWXUH
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Full load
elmax kW   
Part load
elmin kW   
6WDQGE\PRGH
PSB
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Standby heat loss
Pstby
kW   
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Qfuel
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(1) /RZWHPSHUDWXUHPHDQVIRUFRQGHQVLQJERLOHUV&IRUORZWHPSHUDWXUHERLOHUV&DQGIRURWKHUKHDWHUV&
UHWXUQWHPSHUDWXUHDWKHDWHULQOHW
(2) +LJKWHPSHUDWXUHUHJLPHPHDQV&UHWXUQWHPSHUDWXUHDWKHDWHULQOHWDQG&IHHGWHPSHUDWXUHDWKHDWHURXWOHW

7
USER Section (en)
7696305 (01-12/17)
4. DESCRIPTION OF THE PRODUCT
4.1 General description
7KLV ERLOHU KDV EHHQ GHVLJQHG WR KHDW ZDWHU WR D WHPSHUDWXUH ORZHU WKDQ ERLOLQJ SRLQW DW DWPRVSKHULF SUHVVXUH ,W PXVW EH
FRQQHFWHGWRDFHQWUDOKHDWLQJV\VWHPDQGWRDGRPHVWLFKRWZDWHUVXSSO\V\VWHPDFFRUGLQJWRLWVSHUIRUPDQFHDQGSRZHURXWSXW
7KHFKDUDFWHULVWLFVRIWKLVERLOHUDUH
• ORZSROOXWLQJHPLVVLRQV
• KLJKSHUIRUPDQFHKHDWLQJ
• GLVFKDUJHRIFRPEXVWLRQSURGXFWVE\PHDQVRIDFRQFHQWULFH[KDXVWFRQQHFWRURUVHSDUDWHÀXHDLUGXFWV
• IURQWFRQWUROSDQHOZLWKGLVSOD\
• PLQLPDOZHLJKWDQGVL]H
4.2 Operating principle
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7KH EXUQHU KHDWV WKH KHDWLQJ ZDWHU WKDW FLUFXODWHV LQ WKH KHDW H[FKDQJHU :KHQ WKH WHPSHUDWXUH YDOXHV RI WKH FRPEXVWLRQ
JDVHVDUHEHORZWKHGHZSRLQWDERXW&WKHZDWHUYDSRXULQWKHFRPEXVWLRQJDVFRQGHQVHVLQWKHJDVVHFWLRQRIWKHKHDW
H[FKDQJHU+HDWUHFRYHUHGGXULQJWKLVFRQGHQVDWLRQSURFHVVODWHQWKHDWRUFRQGHQVDWLRQKHDWLVWUDQVIHUUHGWRWKHKHDWLQJZDWHU
7KHFRROHGFRPEXVWLRQJDVHVÀRZRXWWKURXJKWKHÀXHGXFW7KHFRQGHQVDWLRQZDWHULQVWHDGSDVVHVWKURXJKDVLSKRQ
 +HDWLQJDQGSURGXFWLRQRIGRPHVWLFKRWZDWHU
%RLOHUVIRUKHDWLQJDQGWKHSURGXFWLRQRIGRPHVWLFKRWZDWHUDUH¿WWHGZLWKDQLQWHJUDWHGSODWHH[FKDQJHUWKDWKHDWVWKHGRPHVWLF
ZDWHU7KHKHDWHGZDWHUÀRZVWKURXJKDWKUHHZD\YDOYHWRWKHKHDWLQJV\VWHPRUWRWKHSODWHKHDWH[FKDQJHU$ÀRZGHWHFWRU
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 0DLQFRPSRQHQWV
1. Heat exchanger (Heating)
2. Hydraulic unit
3. Plate exchanger
4. Safety valve
5. &+FLUFXLWZDWHUÀRZ'+:
tank
6. DHW outlet (G1/2")
7. 'RPHVWLFFROGZDWHULQOHW
8. CH circuit water return
9. 3XPS
10. Three-way valve
11. )LOOLQJWDS
12. DHW cold water inlet with
V\VWHP¿OOLQJWDS
13. '+:WDQNUHWXUQ*´
1
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11

7696305 (01-12/17) 8
USER Section (en)
5. USE OF THE CONTROL PANEL
BUTTON/HANDLE KEY
0DQXDODGMXVWPHQWRIKHDWLQJWHPSHUDWXUH
0DQXDODGMXVWPHQWRI'+:WHPSHUDWXUH
(QDEOLQJWKHÀXHFOHDQLQJIXQFWLRQ
RESET RESET key VHFRQG 0DQXDOIDXOWUHVHW
VHFRQGV 9HQWLQJIXQFWLRQPDQXDODFWLYDWLRQ
LEGEND OF SYMBOLS ON THE DISPLAY
Heating function enabled *
DHW function enabled *
2XWVLGHWHPSHUDWXUH
1HHGIRUPDLQWHQDQFH RESET 5HVHWWKHIDXOWPDQXDOO\
Fault Burner lighting
*WKHV\PEROÀDVKHVZKHQWKHUHLVKHDWGHPDQG
6. OPERATION
6.1 Use of the control panel
BUTTONS AND KNOBS
The knob LVIRUDGMXVWLQJWKH&+VHWSRLQWEHWZHHQ&DQG&
• WXUQWKHNQREFORFNZLVHWRLQFUHDVHWKHWHPSHUDWXUHYDOXHDQGDQWLFORFNZLVHWRGHFUHDVHLW
• 8VHWKHNQREWRVHWWKHGHVLUHGWHPSHUDWXUHYDOXHVHWSRLQW7KHGLVSOD\VKRZVWKHVHWSRLQWVHWZKLFKÀDVKHVIRUVHFRQGV
DIWHUZKLFKWKHGHOLYHU\WHPSHUDWXUHLVGLVSOD\HG
• 7RGLVDEOHFHQWUDOKHDWLQJWXUQWKHNQREDQWLFORFNZLVHDOOWKHZD\URXQGWKHV\PERO GLVDSSHDUV
The knob LVIRUDGMXVWLQJWKH'+:VHWSRLQWEHWZHHQ&DQG&
• WXUQWKHNQREFORFNZLVHWRLQFUHDVHWKHWHPSHUDWXUHYDOXHDQGDQWLFORFNZLVHWRGHFUHDVHLW
• 8VHWKHNQREWRVHWWKHGHVLUHGWHPSHUDWXUHYDOXHVHWSRLQW7KHGLVSOD\VKRZVWKHVHWSRLQWVHWZKLFKÀDVKHVIRUVHFRQGV
DIWHUZKLFKWKHKHDWLQJZDWHUWHPSHUDWXUHLVGLVSOD\HGZKHQXVLQJWKH'+:WKHGLVSOD\VKRZVWKHDFWXDOWHPSHUDWXUHRIWKH
DHW).
• 7RGLVDEOHWKHSURGXFWLRQRIGRPHVWLFKRWZDWHUWXUQWKHNQREIXOO\DQWLFORFNZLVHWKHV\PERO GLVDSSHDUV
In case of connection of the external probe, the knob changes the set climate curve based on the room unit connected
to the boiler.
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ZKLFKWKHV\VWHPLVDXWRPDWLFDOO\YHQWHGIRUDSHULRGRIPLQXWHV7RPDQXDOO\DFWLYDWHWKHIXQFWLRQSUHVVDQGKROGRESET
for 5 seconds (once the function is active, it cannot be interrupted).
6.2 Start-up
7RLJQLWHWKHERLOHUFRUUHFWO\SURFHHGDVIROORZV
• &KHFNWKDWWKHV\VWHPSUHVVXUHLVFRUUHFWVHFWLRQ
• 3RZHUWKHERLOHU
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BO-000007
OFF OFF
MAX MAX
RESET

9
USER Section (en)
7696305 (01-12/17)
Ignition procedure
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• DOOV\PEROVDOLJKWVHFRQG
• VRIWZDUHYHUVLRQVHFRQG
• 7KHPHVVDJHInIDSSHDUVIRUDIHZVHFRQGV
• $OOWXUQVRIIVHFRQG
• 7KHPHVVDJH)[[DSSHDUVRQWKHGLVSOD\VHFRQGV
• 7KHPHVVDJH3[[DSSHDUVRQWKHGLVSOD\VHFRQGV
• 7KHERLOHUDQGKHDWLQJV\VWHPventing function starts. The text "(t17)DSSHDUVRQWKHGLVSOD\DQGWKLVSKDVHWDNHVPLQXWHV
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• "OFFDSSHDUVWKHNQREVDUHIXOO\URWDWHGLQWKHFORFNZLVHGLUHFWLRQDWWKHIDFWRU\
$WWKHHQGRIWKHYHQWLQJSKDVHWKHERLOHULVUHDG\IRURSHUDWLRQ
• 7XUQWKHNQRERIWKHFHQWUDOKHDWLQJFLUFXLWWRVHWWKHUHTXLUHGWHPSHUDWXUHRIWKHV\VWHP
• 7XUQWKHNQRERIWKH'+:FLUFXLWWRVHWWKHUHTXLUHGWHPSHUDWXUHRIWKH'+:
6.3 Shut-down
7RWXUQRIIWKHERLOHUGLVFRQQHFWWKHHOHFWULFSRZHUVXSSO\DWWKHWZRSROHVZLWFKLQVWDOOHGXSVWUHDPRIWKHERLOHUDQGFORVHWKH
JDVWDS
In these conditions, the boiler is not protected against frost.
6.4 Frost protection
,WLVJRRGSUDFWLFHWRQRWGUDLQWKHHQWLUHKHDWLQJV\VWHPDV¿OOLQJXSZLWKZDWHUDJDLQFRXOGFDXVHXQQHFHVVDU\DQGKDUPIXO
VFDOHWREXLOGXSLQVLGHWKHERLOHUDQGWKHKHDWLQJHOHPHQWV,IWKHERLOHULVQRWXVHGGXULQJWKHZLQWHUDQGLVWKHUHIRUHH[SRVHG
WRWKHGDQJHURIIURVWDGGVRPHVSHFL¿FDQWLIUHH]HWRWKHZDWHULQWKHV\VWHPHJSURS\OHQHJO\FROZLWKFRUURVLRQDQGVFDOH
LQKLELWRUV7KHHOHFWURQLFERLOHUPDQDJHPHQWV\VWHPLQFOXGHVD³IURVWSURWHFWLRQ´IXQFWLRQIRUWKHKHDWLQJV\VWHPZKLFKZKHQ
ÀRZWHPSHUDWXUHIDOOVEHORZ7 °CRSHUDWHVWKHSXPS,IWKHWHPSHUDWXUHUHDFKHV4 °CWKHEXUQHUUXQVXQWLOWKHÀRZWHPSHUDWXUH
reaches 10 °C7KHEXUQHUWKHQWXUQVRIIDQGWKHSXPSFRQWLQXHVWRUXQIRUPLQXWHV
7KHIXQFWLRQLVRSHUDWLYHLIWKHERLOHULVHOHFWULFDOO\SRZHUHGWKHUHLVJDVV\VWHPSUHVVXUHLVQRUPDODQGWKHERLOHULVQRW
blocked.
7. SETTINGS
 5HDGLQJRXWPHDVXUHGYDOXHV
Press the button WRYLHZLQIRUPDWLRQRQRSHUDWLRQRIWKHERLOHU
• SUHVVWKHEXWWRQIRUVHFRQGWRYLHZWKHZRUNPRGHIRUH[DPSOHt.17 9HQWLQJIXQFWLRQEHLQJFRPSOHWHG
• SUHVVWKHEXWWRQDJDLQIRUVHFRQGWRYLHZWKHRSHUDWLQJVXEVWDWXVRUWKHUHODWLYHZRUNIXQFWLRQIRUH[DPSOHu.00 %RLOHU
in stand-by).
• SUHVVWKHEXWWRQDJDLQIRUVHFRQGWRYLHZWKHRSHUDWLQJWHPSHUDWXUHIRUKHDWLQJWKHV\PERO ÀDVKHVDQGWKHWHPSHUDWXUH
YDOXHLQ&WKHQDSSHDUV
• SUHVVWKHEXWWRQDJDLQIRUVHFRQGWRYLHZWKHRSHUDWLQJWHPSHUDWXUHIRU'+:WKH V\PEROÀDVKHVIROORZHGE\WKH
WHPSHUDWXUHYDOXHLQ&DSSHDUV
• SUHVVWKHEXWWRQDJDLQIRUVHFRQGWRYLHZWKHSRZHUOHYHOEHWZHHQDQGWKH V\PEROÀDVKHVDQGWKHSRZHUOHYHO
DSSHDUV
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• 3UHVVDJDLQIRUVHFRQGWKHV\PEROV DQGWKHPHWHUIRUHQHUJ\FRQVXPSWLRQN:KLQ'+:PRGHDSSHDU
• 3UHVVDJDLQIRUVHFRQGWKHV\PEROV DQGWKHPHWHUIRUFRROLQJ[[[12786('DSSHDU
7RH[LWSUHVVDQGKROGWKH EXWWRQIRUPRUHWKDQVHFRQGV
7KHHQHUJ\FRQVXPSWLRQYDOXHVRIWKHPHWHUVLQN:KDUHSXUHO\LQGLFDWLYH

7696305 (01-12/17) 10
USER Section (en)
STATES AND SUB-STATES
• 7KH67$7(LVWKHSKDVHRIRSHUDWLRQRIWKHERLOHUDWWKHWLPHLWLVGLVSOD\HG
• 7KH68%67$7(LVWKHSKDVHRILQVWDQWDQHRXVRSHUDWLRQRIWKHERLOHUDWWKHWLPHLWLVGLVSOD\HG
STATE LIST
STATE DISPLAY
STAND BY t00
HEAT DEMAND t01
BURNER IN IGNITION t02
OPERATION IN THE HEATING MODE t03
OPERATION IN THE DHW MODE t04
BURNER OFF t05
PUMP POST CIRCULATION t06
TURNING OFF THE BURNER TO REACH THE TEMPERATURE SETPOINT t08
TEMPORARY FAULT t09
PERMANENT FAULT (A FAULT TO BE RESET MANUALLY) t10
FLUE CLEANING FUNCTION AT MINIMUM POWER t11
FLUE CLEANING FUNCTION AT MAXIMUM POWER IN CH MODE t12
FLUE CLEANING FUNCTION AT MAXIMUM POWER IN DHW MODE t13
MANUAL HEAT DEMAND t15
FROST PROTECTION ENABLED t16
VENTING FUNCTION ENABLED t17
ELECTRONIC BOARD OVERHEATED (WAIT FOR IT TO COOL DOWN) t18
RESETTING BOILER t19
SUB-STATE LIST
SUB-STATE DISPLAY
STAND BY U00
DELAY BEFORE CH IS NEXT STARTED U01
PRE-VENTILATION U13
BURNER PRE-IGNITION U17
ATTEMPT TO IGNITE BURNER U18
FLAME CONTROL U19
RUNNING OF FAN DURING IGNITION ATTEMPTS U20
OPERATION AT SET TEMPERATURE SETPOINT U30
OPERATION AT LIMITED TEMPERATURE SETPOINT U31
OPERATION AT MAXIMUM AVAILABLE POWER U32
LEVEL 1 GRADIENT DETECTED U33
LEVEL 2 GRADIENT DETECTED U34
LEVEL 3 GRADIENT DETECTED U35
FLAME PROTECTION ENABLED U36
STABILISATION TIME U37
BOILER STARTED AT MINIMUM POWER U38
POST-VENTILATION U41
TURNING OFF FAN U44
REDUCTION OF POWER FOR HIGH FLUE TEMPERATURE U45
PUMP POST-CIRCULATION U60