Weishaupt W-FM 25 Manual Download Page 63

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Fault code

Cause

Rectification

CEh

Bridging plug No. 15 is missing

▶

Plug in bridging plug

High gas pressure switch does not switch

▶

Check gas connection pressure

▶

Set gas pressure switch

▶

Check gas pressure switch

CFh

No start release (X3:14)

▶

Check start release

d0h

Fuel change-over during ignition phase

▶

Check fuel change-over

d1h

Connection to actuator faulty

▶

Check the connection

Coded plug on actuator slot missing

▶

Plug in coded plug

d2h

More than 5 resets in the last 15 minutes by re-

mote reset (X3:14)

▶

Rectify cause of fault

▶

Carry out reset using operating panel (AM)

Installation and operating instruction

Replacing combustion manager W-FM 20 … 24 with W-FM 25

7 Troubleshooting

83294002 • 2/2014-11 • La

63-70

Summary of Contents for W-FM 25

Page 1: ...Installation and operating instruction Replacing combustion manager W FM 20 24 with W FM 25 83294002 2 2014 11 ...

Page 2: ...lations of directives This product is labelled as follows Schwendi 02 09 2014 ppa ppa Dr Schloen Denkinger Manager Research Manager Production and and Development Quality Management Max Weishaupt GmbH Max Weishaupt Straße D 88475 Schwendi W FM 25 GAD 2009 142 EC PED 97 23 EC LVD 2006 95 EC EMC 2004 108 EC Sprachschlüssel 02 CE 0085 ...

Page 3: ...ntrol 10 3 1 3 Oil burner 11 3 1 4 Dual fuel burner 12 3 2 Technical data 13 3 2 1 Electrical data 13 3 2 2 Ambient conditions 13 3 2 3 Dimensions 13 4 Operation 14 4 1 Operating panel 14 4 2 Display 16 4 2 1 Info level 17 4 2 2 Service level 20 4 2 3 Parameter level 23 4 2 4 Access level 28 4 3 Linearisation 29 5 Installation 30 5 1 Replacing the combustion manager 30 6 Commissioning 32 6 1 Gas b...

Page 4: ...Display flashes 57 7 1 3 Detailed fault code 58 7 2 Rectifying faults 59 8 Spares 64 9 Technical documentation 66 9 1 Program sequence 66 10 Notes 68 11 Key word index 70 Installation and operating instruction Replacing combustion manager W FM 20 24 with W FM 25 83294002 2 2014 11 La 4 70 ...

Page 5: ...isk Non observance can lead to environmental damage serious injury or death CAUTION Danger with low risk Non observance can cause damage to the equipment and injury to personnel Important information Requires direct action Result after an action Itemisation Range of values 1 1 2 Target group These installation and operating instructions are intended for the operator and quali fied personnel They s...

Page 6: ...r installation commissioning operation and service unauthorised modifications made to the unit the installation of additional components which have not been tested with the unit the installation of combustion chamber inserts which impede full flame formation repairs which have been carried out incorrectly the use of non original Weishaupt parts unsuitable fuels defects in the inlet lines acts of G...

Page 7: ...m the heating company or gas supplier from outside of the building 2 3 Safety measures Safety relevant fault conditions must be eliminated immediately 2 3 1 Normal operation All labels on the unit must be kept in a legible condition the unit should only be operated with its cover in the closed position do not touch moving parts during operation stipulated settings service and inspection work shoul...

Page 8: ...ed sealing materials whilst observing all process in formation Re commission the appliance when changing to a different type of gas Carry out soundness test after each service and fault rectification 2 4 Alterations to the construction of the equipment All conversions require written approval from Max Weishaupt GmbH No additional components may be fitted which have not been tested for use with the...

Page 9: ...rner motor or valve continuous running fan 4 Ignition unit 5 Multifunction assembly or double gas valve 6 free 7 Bridging plug No 7 8 Gas meter impulse generator 11 Air pressure switch 12 Low valve proving gas pressure switch 13 Ionisation 14 Remote reset plug cable No 14 required 15 Bridging plug No 15 or high gas pressure switch X6 7 pole connection plug X7 4 pole connection plug F7 Internal uni...

Page 10: ...ition unit 5 Double gas valve and air pressure switch burner operation 6 free 7 Low gas pressure switch 8 Gas meter impulse generator 11 Air pressure switch pre purge 12 Valve proving gas pressure switch 13 Ionisation 14 Remote reset plug cable No 14 required 15 Bridging plug No 15 or high gas pressure switch X6 7 pole connection plug X7 4 pole connection plug F7 Internal unit fuse 6 3 AT If a dig...

Page 11: ...tion unit 5 Stage 1 solenoid valve Y11 1 6 Stage 2 solenoid valve Y12 7 Bridging plug No 7 8 Oil meter impulse generator 11 free 12 Bridging plug No 12 or oil pressure switch 13 Flame sensor 14 Remote reset plug cable No 14 required 15 free X6 7 pole connection plug X7 4 pole connection plug F7 Internal unit fuse 6 3 AT 1 Burner with safety solenoid valve 2 Burner without safety solenoid valve If ...

Page 12: ...Ignition unit 5 Multifunction assembly or double gas valve 6 Stage 2 solenoid valve Y12 7 Bridging plug No 7 8 Fuel change over 11 Air pressure switch 12 Low valve proving gas pressure switch and oil pressure switch 13 Flame sensor 14 Remote reset plug cable No 14 required 15 Bridging plug No 15 or high gas pressure switch X6 7 pole connection plug X7 4 pole connection plug F7 Internal unit fuse 6...

Page 13: ...IP 40 3 2 2 Ambient conditions Temperature in operation 20 60 C Temperature during transport storage 20 70 C Relative humidity DIN 60730 1 no dew point 3 2 3 Dimensions 80 mm 46 mm 92 mm 60 mm 275 mm weishaupt Installation and operating instruction Replacing combustion manager W FM 20 24 with W FM 25 3 Product description 83294002 2 2014 11 La 13 70 ...

Page 14: ...th display OFF Various actions e g changing the display reset are only triggered when the key is released Operating level The current actuator position or the fan speed can be displayed by pressing keys in operating level 10 Displaying air damper setting Press key L A Displaying gas butterfly valve setting or fan speed Press key G Off function Press keys ENTER L A and G simultaneously Immediate lo...

Page 15: ...dby OFF Press and hold keys and simultaneously for approx 3 seconds The combustion manager changes to operating display In the display the current operating phase is shown with a number Switching back to standard display Press and hold keys and simultaneously for approx 3 seconds Installation and operating instruction Replacing combustion manager W FM 20 24 with W FM 25 4 Operation 83294002 2 2014...

Page 16: ...emand No heat demand fuel selected Gas No heat demand fuel selected Oil Shutdown via contact X3 7 plug No 7 Programming not completed Programming of gas part not completed Programming of oil part not completed Switch off via Fieldbus Insufficient gas low gas pressure switch Low voltage display flashes Connection to Fieldbus faulty display flashes Installation and operating instruction Replacing co...

Page 17: ... hours 2 no function 3 Burner starts 4 Device item number 5 Index of device item number 6 Unit number 7 Production date DDMMYY 8 Fieldbus address 9 Valve proving behaviour 11 no function 12 Current gas consumption 0 1 m h 13 Analogue module EM3 3 or Fieldbus module EM3 2 available 0 No 1 Yes After information 13 or a waiting time of approx 20 seconds the combustion manager changes over to the oper...

Page 18: ...tage 2 3 Burner starts 4 Device item number 5 Index of device item number 6 Unit number 7 Production date DDMMYY 8 Fieldbus address 10 Oil pressure switch function 11 no function 12 Current oil consumption 0 1 l h 13 Analogue module EM3 3 or Fieldbus module EM3 2 available 0 No 1 Yes After information 13 or a waiting time of approx 20 seconds the combustion manager changes over to the operating le...

Page 19: ...starts 4 Device item number 5 Index of device item number 6 Unit number 7 Production date DDMMYY 8 Fieldbus address 9 Valve proving behaviour 10 Oil pressure switch function 11 no function 12 no function 13 Analogue module EM3 3 or Fieldbus module EM3 2 available 0 No 1 Yes After information 13 or a waiting time of approx 20 seconds the combustion manager changes over to the operating level Instal...

Page 20: ...ator position in operating point P5 6 Actuator position in operating point P6 7 Actuator position in operating point P7 8 Actuator position in operating point P8 9 Actuator position in operating point P9 10 18 most recent fault ninth last occurred fault Display additional information 1 Detailed fault code operating phase Press key 2 Detailed fault code Press keys and simultaneously 3 Detailed faul...

Page 21: ...nt P1 9 Fan speed and air damper setting in operating point P9 10 18 most recent fault ninth last occurred fault Display additional information 1 Detailed fault code operating phase Press key 2 Detailed fault code Press keys and simultaneously 3 Detailed fault code Press key L A Repetition counter Press key G 19 Flame signal 00 no flame 58 high intensity After information 19 or a waiting time of a...

Page 22: ...erating point P3 switch on point stage 2 when running open 9 Actuator position in operating point P9 10 18 most recent fault ninth last occurred fault Display additional information 1 Detailed fault code operating phase Press key 2 Detailed fault code Press keys and simultaneously 3 Detailed fault code Press key L A Repetition counter Press key G 19 Flame signal Oil burner 255 121 no flame 1 high ...

Page 23: ... Adjust factor depending on impulse rate of gas meter 200 A Low valve proving gas pres sure switch X3 12 0 not activated 1 Proof of closure valve 1 2 without low gas pressure switch 3 with low gas pressure switch 3 b Air pressure switch X3 11 display only no adjustment possible 0 not activated 1 activated 1 C Operating mode output X3 1 0 not activated 1 with pilot valve not interrupted 2 with pilo...

Page 24: ... gas meter 200 A Low valve proving gas pres sure switch X3 12 0 not activated 1 Proof of closure valve 1 2 without low gas pressure switch 3 with low gas pressure switch 3 1 b Air pressure switch X3 11 display only no adjustment possible 0 not activated 1 activated 1 C Operating mode output X3 1 0 not activated 1 with pilot valve not interrupted 2 with pilot valve interrupted 3 Standard external L...

Page 25: ...st factor depending on impulse rate of oil meter 200 7 Oil pressure switch X3 12 0 not activated 1 activated 0 1 8 Air pressure switch X3 11 0 not activated 1 activated 0 2 9 Operating mode output X3 1 1 safety solenoid valve 2 tank valve 1 d Flame sensor 0 Ionisation electrode flame sensor FLW 1 switch input X3 14 2 flame sensor QRB 2 E Display mode On Parameter E0 E4 not activated in setting mod...

Page 26: ...eys simultaneously for ca 2 secs 6 no function 7 Oil pressure switch X3 12 0 not activated 1 activated 0 1 8 Air pressure switch for oil op eration X3 11 0 not activated 1 activated 0 1 9 Operating mode output X3 1 for oil operation 1 safety solenoid valve 2 tank valve 1 A Low valve proving gas pres sure switch X3 12 0 not activated 1 Proof of closure valve 1 2 without low gas pressure switch 3 wi...

Page 27: ...g mode OFF Parameter E0 E4 activated in setting mode On 2 F Restart attempts following flame failure 0 1 1 2 Following commissioning set parameter E to OFF After parameter F or a waiting time of approx 20 seconds the combustion manager changes over to the operating level Installation and operating instruction Replacing combustion manager W FM 20 24 with W FM 25 4 Operation 83294002 2 2014 11 La 27...

Page 28: ...ype of operation display only no adjust ment possible 0 intermittent operation 1 continuous operation E2 Flame sensor type 0 Ionisation electrode flame sensor FLW 1 switch input X3 14 2 flame sensor QRB E3 Fan configuration 0 Off 1 Fan control 2 Fan control with fan monitoring 3 Speed control 4 Fan control according to modulation degree specified 5 DAU control 6 255 Off E4 Pre ignition for oil bur...

Page 29: ...as the new operating points Initiate a calculation after P9 Press ENTER key Combustion manager changes to linearisation mode The linearisation mode can be interrupted using the key Confirm with key Linearisation is initiated Example P1 P2 P3 P4 P5 P6 P7 P8 P9 P1 P2 P3 P4 P5 P6 P7 P8 P9 1 Calculation from P1 to P9 2 Calculation from P5 to P9 Installation and operating instruction Replacing combusti...

Page 30: ...ply prior to starting any work Safeguard against accidental re start The conversion must only be carried out by qualified electricians Observe local reg ulations Removing W FM 20 24 Unplug all plugs Undo screws 1 Push combustion manager upwards and remove Installation and operating instruction Replacing combustion manager W FM 20 24 with W FM 25 5 Installation 83294002 2 2014 11 La 30 70 ...

Page 31: ...ts of combustion manager W FM 25 see Ch 3 1 If required remove contactor and snap it on to the carrier rail 1 of the bracket supplied If required fit bracket 2 supplied Fit combustion manager Plug in all plugs if necessary use extension cable No 4 On gas and dual fuel burners plug in bridging plug No 15 supplied see Ch 3 1 If necessary connect supply line for burner motor or plug cable for motor v...

Page 32: ...ER key Burner has been reset Combustion manager drives to Standby Press G and L A simultaneously Combustion manager changes to access level l m Press Setting level parameter E0 is displayed l m Adopt value 0 single fuel burner if necessary adjust using ENTER and key Press E1 is displayed l m The value of parameter E1 can not be altered 0 intermittent operation Standard 1 continuous operation if W ...

Page 33: ...tting The operating points are preset using these values Press Factory setting operating point P9 Full load is displayed Press and hold L A and set air damper setting using the or key Press and hold G and set gas butterfly valve setting using the or key Press Factory setting operating point P1 partial load is displayed Press and hold L A and set air damper setting using the or key Press and hold G...

Page 34: ... Burner starts Check sequence of operation Valves open Gas pressure switch reacts Burner start is interrupted Low gas program starts Unplug 7 pole connection plug and plug it in again Low gas program is interrupted 3 Adjusting the operating points If a controlled shutdown or lockout occurs during setting Press and simultaneously Then press key Combustion manager changes to setting level Open gas i...

Page 35: ...per and gas butterfly valve setting for operating point P2 Preset P2 with these values Check combustion and if necessary adjust via air damper or gas butterfly setting Repeat steps for each operating point until P9 has been reached 4 Adjust full load Press G and L A simultaneously Burner drives to full load The upper operating limit bo is displayed If necessary full load can be adjusted using or k...

Page 36: ...med 6 Check start behaviour Switch off and restart burner Check start behaviour and if necessary correct ignition load P0 If the ignition load set has been changed Re check start behaviour 7 Deactivate E Parameters Burner must be in Standby OFF Press Enter and keys simultaneously for approx 2 seconds The parameter level is activated Press Press Enter key until parameter E is displayed Set paramete...

Page 37: ...s simultaneously for approx 2 seconds The parameter level is activated Press Press Enter key until parameter A is displayed Set parameter A to value 2 without low gas pressure switch Press Enter key until parameter OFFUPr is displayed again Press G and L A simultaneously Combustion manager changes to access level l m Press Setting level parameter E0 is displayed l m Adopt value 0 single fuel burne...

Page 38: ...key Press Combustion manager changes into the setting level for step points Determine the air damper setting and fan speed for operating points P0 P1 and P9 from the sticker for burner setting The operating points are preset using these values Press Factory setting operating point P9 Full load is displayed Press and hold L A and set air damper setting using the or key Press and hold G and set fan ...

Page 39: ...Combustion manager is preset Unplug 7 pole connection plug and plug it in again Low gas program is interrupted 2 Check sequence of operation Open gas isolating valve Gas pressure in gas valve train increases Close isolating valve Plug in plug No 7 on combustion manager Burner starts Check sequence of operation Valves open Gas pressure switch reacts Burner start is interrupted Unplug 7 pole connect...

Page 40: ...ess Burner drives to P1 Check combustion and if necessary adjust combustion values via N correction on the double solenoid valve Press Burner drives to P2 Press key until P9 is reached whilst checking combustion at each point and adjust via V correction on double solenoid valve Press Burner drives to P8 Press until P1 is reached Check combustion and if necessary adjust combustion values via N corr...

Page 41: ...vel 10 Combustion manager is programmed 6 Check start behaviour Switch off and restart burner Check start behaviour and if necessary correct ignition load P0 If the ignition load set has been changed Re check start behaviour 7 Deactivate E Parameters Burner must be in Standby OFF Press Enter and keys simultaneously for approx 2 seconds The parameter level is activated Press Press Enter key until p...

Page 42: ...h 4 2 3 3 If an air pressure switch is fitted set parameter 8 to 1 see Ch 4 2 3 3 Press G and L A simultaneously Combustion manager changes to access level l m Press Setting level parameter E0 is displayed l m Adopt value 0 single fuel burner if necessary adjust using ENTER and key Press E1 is displayed l m The value of parameter E1 can not be altered 0 intermittent operation Standard 1 continuous...

Page 43: ...n manager changes into the setting level for step points Determine the air damper setting for operating points P9 P1 P0and P2 from the sticker for burner setting The operating points are preset using these values Press Factory setting operating point P9 Full load is displayed Press and hold L A and set air damper setting using the or key Installation and operating instruction Replacing combustion ...

Page 44: ...ing operating point P2 switch off point stage 2 when running closed is displayed Press and hold L A and set air damper setting using the or key Press Factory setting operating point P3 switch on point stage 2 when running open is displayed Press and hold L A and set the same values as for P2 using the or key Press Combustion manager is preset Installation and operating instruction Replacing combus...

Page 45: ...ustion values via air damper set ting Press Burner drives to P1 Check combustion and if necessary adjust combustion values via air damper set ting Press Burner drives to P9 Check combustion and if necessary adjust combustion values via air damper set ting Press Switch off point stage 2 when running closed P2 is displayed Set switch off point stage 2 when running closed P2 to approx 1 3 of the sett...

Page 46: ...ail If necessary correct ignition position P0 If necessary correct switch on and point P3 or switch off point P2 If the existing settings have been changed Re check start behaviour and on and off switch points 4 Deactivate E Parameters Burner must be in Standby OFF Press Enter and keys simultaneously for approx 2 seconds The parameter level is activated Press Press Enter key until parameter E is d...

Page 47: ...ckout l m Press ENTER key Burner has been reset Combustion manager drives to Standby Press G and L A simultaneously Combustion manager changes to access level l m Press Setting level parameter E0 is displayed l m Set value 1 dual fuel burners using ENTER and key Press E1 is displayed l m Adopt value 0 intermittent operation using key E2 is displayed l m Installation and operating instruction Repla...

Page 48: ...ng points are preset using these values Press Factory setting operating point P9 Full load is displayed Press and hold L A and set air damper setting using the or key Press and hold G and set gas butterfly valve setting using the or key Press Factory setting operating point P1 partial load is displayed Press and hold L A and set air damper setting using the or key Press and hold G and set gas butt...

Page 49: ... Burner starts Check sequence of operation Valves open Gas pressure switch reacts Burner start is interrupted Low gas program starts Unplug 7 pole connection plug and plug it in again Low gas program is interrupted 3 Adjusting the operating points If a controlled shutdown or lockout occurs during setting Press and simultaneously Then press key Combustion manager changes to setting level Open gas i...

Page 50: ...per and gas butterfly valve setting for operating point P2 Preset P2 with these values Check combustion and if necessary adjust via air damper or gas butterfly setting Repeat steps for each operating point until P9 has been reached 4 Adjust full load Press G and L A simultaneously Burner drives to full load The upper operating limit bo is displayed If necessary full load can be adjusted using or k...

Page 51: ...Set bu using or key Determine gas throughput and adjust value Press G and L A simultaneously Combustion manager changes to operating level 10 Combustion manager is programmed 6 Check start behaviour Switch off and restart burner Check start behaviour and if necessary correct ignition load P0 If the ignition load set has been changed Re check start behaviour Installation and operating instruction R...

Page 52: ...or approx 2 seconds The parameter level is activated Press Press Enter key until parameter 7 is displayed Set parameter 7 oil pressure switch to value 1 activated Press Enter key Set parameter 8 air pressure switch to value 1 activated Press Enter key until parameter OFFUPr is displayed again Press G and L A simultaneously Combustion manager changes to access level l m Press Setting level paramete...

Page 53: ...r burner setting The operating points are preset using these values Press Factory setting operating point P9 Full load is displayed Press and hold L A and set air damper setting using the or key Press Factory setting operating point P1 stage 1 is displayed Press and hold L A and set air damper setting using the or key Press Factory setting operating point P9 ignition position is displayed Press an...

Page 54: ...controlled shutdown or lockout occurs during setting Press G and L A simultaneously Combustion manager changes into the setting level of operating points Plug in bridging plug No 7 on combustion manager Burner starts in accordance with program sequence and stops in operating point P0 ignition position Check combustion and if necessary adjust combustion values via air damper set ting Press Burner d...

Page 55: ...A simultaneously Combustion manager changes to operating level 10 depending on heat demand stage 1 or stage 2 is displayed 3 Check start behaviour and on off switch points Switch off and restart burner Check start behaviour Check on and off switch point stage 2 excess air phase prior to switch over must not be too long flame must not fail If necessary correct ignition position P0 If necessary corr...

Page 56: ...tivated Press Press Enter key until parameter E is displayed Set parameter E to OFF E Parameters are not shown in the setting level Press Enter key twice Combustion manager returns to the operating level Installation and operating instruction Replacing combustion manager W FM 20 24 with W FM 25 6 Commissioning 83294002 2 2014 11 La 56 70 ...

Page 57: ...required contactor available as accessory Check function and setting of all regulating control and safety devices Check all burner related functions 7 1 2 Display flashes A burner fault has occurred The burner is in lockout The error code is displayed flashing Fault codes Read error code e g A7h If required additional information can be displayed by pressing the key see Ch 7 1 3 Rectify cause of f...

Page 58: ...ng the key 1 Detailed fault code operating phase Press key 1 1 Detailed fault code 2 Operating phase see Ch 9 1 2 Detailed fault code Press keys and simultaneously 3 Detailed fault code Press key L A Repetition counter Press key G Installation and operating instruction Replacing combustion manager W FM 20 24 with W FM 25 7 Troubleshooting 83294002 2 2014 11 La 58 70 ...

Page 59: ...y temporarily Check voltage supply Reset the burner if fault reoccurs replace the combustion manager 04h More than 5 resets in the last 15 minutes Wait 3 minutes Rectify cause of fault 0Ch Burner configuration incorrect Check burner configuration Check parameter E0 E4 see Ch 4 2 4 11h Low voltage Check voltage supply 12h Voltage supply was temporarily interrupted Check voltage supply 16h Communica...

Page 60: ...for too long Re adjust burner Check parameters 44 and 45 42h Speed signal Namur not plugged in Plug in speed signal 44h Operating points were changed without approval Re adjust burner Parameter E3 was changed Check parameter E3 see Ch 4 2 4 Parameter 46 was changed and speed was not re standardised Re adjust burner 46h Rotational direction of burner incorrect Check rotation direction of burner mot...

Page 61: ...ve Replace actuator 1 Detailed fault code 04h Tolerance fault air actuator or frequency converter Check freedom of movement of air damper and or angle drive Replace actuator Check frequency converter and fan replace if necessary 1 Detailed fault code 05h Tolerance fault air actuator Check freedom of movement of air damper and or angle drive Replace actuator 1 Detailed fault code 06h Tolerance faul...

Page 62: ...as connection pressure Set gas pressure switch Check gas pressure switch AEh Valve 1 leaking during valve proving Check soundness of gas valve train Check setting and function of gas pressure switch Replace double gas valve Check parameter E0 see Ch 4 2 4 AFh Valve 2 leaking during valve proving Check soundness of gas valve train Check setting and function of gas pressure switch Replace double gas...

Page 63: ...lease d0h Fuel change over during ignition phase Check fuel change over d1h Connection to actuator faulty Check the connection Coded plug on actuator slot missing Plug in coded plug d2h More than 5 resets in the last 15 minutes by re mote reset X3 14 Rectify cause of fault Carry out reset using operating panel AM Installation and operating instruction Replacing combustion manager W FM 20 24 with W...

Page 64: ...8 Spares 1 09 1 11 1 08 1 05 1 04 1 01 1 03 1 06 1 07 1 10 1 02 Installation and operating instruction Replacing combustion manager W FM 20 24 with W FM 25 8 Spares 83294002 2 2014 11 La 64 70 ...

Page 65: ... plug No 15 232 110 12 08 2 1 06 Plug unit ST18 7 716 549 1 07 Plug unit ST18 4 716 546 1 08 Extension cable No 4 ignition device 230 310 12 53 2 1 09 Plug cable No 14 for remote reset 230 110 12 36 2 1 10 Contactor 230 V with bracket 230 310 12 51 2 Contactor B6 30 01 220 240 V 701 916 1 11 Plug cable sep motor voltage supply 230 110 12 48 2 Installation and operating instruction Replacing combus...

Page 66: ...as pressure switch 16 Pre ignition 7 17 First safety time fuel release 18 First safety time flame detection 8 19 First stabilisation time 20 Stop setting mode P0 A 21 Second safety time 22 Second stabilisation time 23 End setting mode P0 B 9 24 Driving to partial load 10 25 Operation load control is activated 15 26 Internal sequence 27 Driving to partial load 28 Fuel valves close 29 Internal seque...

Page 67: ...ve G 41 Test gas butterfly valve actuator 105 L G 42 Drive to Standby position 43 Internal sequence OFFGd 44 Insufficient gas low gas pressure switch X3 14 16 45 Low gas programme OFF S 46 Safety circuit open X3 7 Installation and operating instruction Replacing combustion manager W FM 20 24 with W FM 25 9 Technical documentation 83294002 2 2014 11 La 67 70 ...

Page 68: ...10 Notes Installation and operating instruction Replacing combustion manager W FM 20 24 with W FM 25 10 Notes 83294002 2 2014 11 La 68 70 ...

Page 69: ...Installation and operating instruction Replacing combustion manager W FM 20 24 with W FM 25 10 Notes 83294002 2 2014 11 La 69 70 ...

Page 70: ... Interface 9 10 11 12 L Liability 6 Linearisation 29 Lockout 57 M Mains voltage 13 Motor contactor 31 57 O Off function 14 Operating display 66 Operating level 14 Operating panel 14 Operating phase 15 58 66 Output 9 10 11 12 P Parameter level 23 24 25 26 Program sequence 66 R Reset 57 Reset key 14 S Safety measures 7 Service level 20 21 22 Smell of gas 7 Spares 65 Storage 13 T Temperature 13 Trans...

Page 71: ...83294002 2 2014 11 La ...

Page 72: ...right to make changes All rights reserved Water heaters energy storage tanks This attractive program for domestic water heating includes classic water heaters solar storage tanks heat pump storage tanks and energy storage tanks Solar systems The stylish flat plate collectors are the ideal complement for any Weishaupt heating system They are suitable for solar water heating and for combined heating...

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