training course gas burner

44
30 45 50 25 20 15 5 2,5 Training course Gas burner type G Film Copyright © 1997 by Max Weishaupt GmbH, Schwendi. Alle Rechte der Verbreitung, auch durch Film, Funk, Fernsehen, fotomechanische Wiedergabe, Tonträger jeder Art und auszugsweisen Nachdruck, sind vorbehalten. Das Copyright gilt für alle Komponenten des Kurses. Max Weishaupt GmbH, D-88475 Schwendi Tel. (07353) 830, Telefax (07353) 83 358, Druck-Nr. 83120301 January 1999

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Page 1: Training Course Gas Burner

303540

45

50 2520

151052,5

Training courseGas burner type G Film

Copyright © 1997 by Max Weishaupt GmbH, Schwendi.Alle Rechte der Verbreitung,auch durch Film, Funk, Fernsehen, fotomechanische Wiedergabe, Tonträger jeder Art und auszugsweisen Nachdruck, sind vorbehalten.Das Copyright gilt für alle Komponenten des Kurses.

Max Weishaupt GmbH, D-88475 SchwendiTel. (07353) 830, Telefax (07353) 83 358,Druck-Nr. 83120301 January 1999

Page 2: Training Course Gas Burner

2

13 Z

Film 1.1Gas burner type G – training course

January 1999 Copyright © by Max Weishaupt GmbH, D- 88475 Schwendi

Function of burner in the heat exchanger system

Task of the burner:To produce heat by combustion of fuel and air

Burner Combustionchamber

Hot waterboiler

Gas

Air

Page 3: Training Course Gas Burner

Film 1.2Gas burner type G – training course

January 1999 Copyright © by Max Weishaupt GmbH, D- 88475 Schwendi

Composition of gas and air

HydrocarbonCnHm

Carbon MonoxideCO

NitrogenN2

HydrogenH2

Carbon DioxideCO2

OxygenO2

NitrogenN2

Other gases

Gas

Example for Hydro-carbon

MethaneCH4

PropaneC3H8

Air

HH

H

H

C HH

H

H

C

H

H

C

H

H

C

Page 4: Training Course Gas Burner

Film 1.3Gas burner type G – training course

January 1999 Copyright © by Max Weishaupt GmbH, D- 88475 Schwendi

Complete combustion

a) Carbon + Oxygen = Carbon dioxyde + heatb) Hydrogen + Oxygen = Water vapour + heat

a) C + O2 = CO2 + heat

b) 2 H2 + O2 = 2 H2O + heat

C CO

O

O

OOO

O

O

H

H

H

H

H

H

H

H

+

+

Combustion

Combustion

Page 5: Training Course Gas Burner

Film 1.4Gas burner type G – training course

January 1999 Copyright © by Max Weishaupt GmbH, D- 88475 Schwendi

Quality requirements for a heat exchanger system

2

13 Z

6%

High efficiency

93%1%

100%

NO2

NO

N2

CO2

COC Hx y

H2O

Environmentally friendly

z

Page 6: Training Course Gas Burner

Film 1.5Gas burner type G – training course

January 1999 Copyright © by Max Weishaupt GmbH, D- 88475 Schwendi

Combustion with insufficient air

Carbon + Oxygen = carbon monoxide

2C + O2 = 2CO

Combustion+C C

O

O

C

C

O

O

Disadvantages of insufficient air

Danger of explosion!Poisonous carbon monoxide!Loss of efficiency!

Page 7: Training Course Gas Burner

Excess air = roughage loss of heat

Film 1.6Gas burner type G – training course

January 1999 Copyright © by Max Weishaupt GmbH, D- 88475 Schwendi

Combustion with excess air

Gas Air

Air

Air temperature

Air pressure

Combustionchamberpressure

Chimney draught

Fan contamination

To revent a shortage of air being caused by external factors,excess air is used for combustion.

Gas

Excess air+15…20%

Page 8: Training Course Gas Burner

Type of fuel Natural Natural Propane Butane Propane/ Sewage Gas oilgas gas Butane gasL H 70/30 EL

Lower caloritic value kWh/m3 8,83 10,35 25,89 34,29 27,96 6,38 11,90Air requirement m3/m3 8,45 9,91 24,37 32,37 26,32 6,12 11,22 m3/kgSpecific air requirement m3/kWh 0,957 0,957 0,941 0,941 0,941 0,959 0,943 kg/kWh

Flue gas volumeWet m3/m3 9,37 10,82 26,16 34,66 28,23 7,05 11,86 m3/kg Dry m3/m3 7,72 8,90 22,81 29,74 24,12 5,84 10,46 m3/kg

Specific flue gas volumeWet m3/kWh 1,06 1,05 1,01 1,01 1,01 1,10 1,00 kg/kWhDry m3/kWh 0,87 0,86 0,88 0,87 0,86 0,91 0,879 kg/kWh

Max. carbon dioxide Vol.% 11,65 11,92 13,70 14,00 13,74 16,85 15,31

Film 1.6.1

Gas burner type G

– training course

January 1999C

opyright © by M

ax Weishaupt G

mbH

, D- 88475 S

chwendi

Properties of fuels

Page 9: Training Course Gas Burner

Film 1.7Gas burner type G – training course

January 1999 Copyright © by Max Weishaupt GmbH, D- 88475 Schwendi

Connection between CO content and excess air

Setting Setting Remedy

CO210,5% CO

<< 50 ppm

CO210%

CO<< 50 ppm

Check theinstallation

CO2

CO[ppm]

10 12 10 8 6 [%]CO2

CO

300

600

[ppm]

10 12 10 8 6 [%]CO2

CO

300

600

[ppm]

10 12 10 8 6 [%]

1. Optimum conditions for combustion

2. Good burner and boiler matching

3. Poor conditions for combustion

Measurement: Measurement: Measurement:

CO212%

CO<< 50 ppm

CO211,5%

CO> 50 ppm

CO210%

CO> 50 ppm

300

600

Page 10: Training Course Gas Burner

Film 2.1

Gas burner type G

– training course

January 1999C

opyright © by M

ax Weishaupt G

mbH

, D- 88475 S

chwendi

IIIIIIIII

IIIIII

IIIIII

III

IIIIIIIII

30

3540

45

50 2520

151052,5

Burner type G

Ballvalve

Filter

Pressure regulator

Manometer

Test burner

Solenoid valve DMV

Pressure switch Gas

Pressure switchair

Valve proving VPS

Combustion head

Air inlet

Motor

Compoundregulation

Page 11: Training Course Gas Burner

Film 2.2Gas burner type G – training course

January 1999 Copyright © by Max Weishaupt GmbH, D- 88475 Schwendi

Filter for gas

Test point inlet pressure

Test point outlet pressure

Filter element(replaceable)

Page 12: Training Course Gas Burner

Film 2.3Gas burner type G – training course

January 1999 Copyright © by Max Weishaupt GmbH, D- 88475 Schwendi

Pressure regulator

Balancingdiaphragm

Vent orifice

Adjustmentspindle

Spring

Workingdiaphragm

Safetydiaphragm

Impulse pipe

Shut down position Operating position

Regulator disc

Page 13: Training Course Gas Burner

Quantity adjustment

Film 2.4Gas burner type G – training course

January 1999 Copyright © by Max Weishaupt GmbH, D- 88475 Schwendi

Solenoid valve DMV-D

Valve seatvalve 1

Electricalconnection

Solenoidcoil

Strainer

Valve seatvalve 2

Page 14: Training Course Gas Burner

Film 2.5Gas burner type G – training course

January 1999 Copyright © by Max Weishaupt GmbH, D- 88475 Schwendi

Pressure test points

Legend:1 Pressure before of valve 12 Pressure between valve 1 and 23 Pressure after valve 24 Inlet flange connection5 Outlet flange connection

4 5

54

1 2 3

1 2 3

2

1 3

Double solenoid valve

Test points

Page 15: Training Course Gas Burner

Film 2.6Gas burner type G – training course

January 1999 Copyright © by Max Weishaupt GmbH, D- 88475 Schwendi

Pressure test points

5

32

1

4

1 2 3 5

1 2 34

5

4

6 7

V1 V2

Legend:1 Pressure before of valve 1 2 Pressure before of valve 13 Pressure between valve 1 and 24 Pressure between valve 1 and 2

Ignition pilot connection5 Pressure after valve 26 Inlet flange connection7 Outlet flange connection

6 7

Double solenoid valve

Test points

Page 16: Training Course Gas Burner

Film 2.7Gas burner type G – training course

January 1999 Copyright © by Max Weishaupt GmbH, D- 88475 Schwendi

Funktion of pressure regulator for gas

Diaphragm

Spring

Gas pressure

Setting dial

Electrical connection

Electrical connection

60 mbar 40 mbar 40 mbar 10 mbar

Set at 50 mbar Set at 20 mbar

Page 17: Training Course Gas Burner

Film 2.8Gas burner type G – training course

January 1999 Copyright © by Max Weishaupt GmbH, D- 88475 Schwendi

Mixing head

Gas butterfly valve

Gasket

Combustion head

Diffuser

Ionisationelectrode

Page 18: Training Course Gas Burner

Film 2.9Gas burner type G – training course

January 1999 Copyright © by Max Weishaupt GmbH, D- 88475 Schwendi

Mixing head - version LN

Mixing head - standard version

Ionisationelectrode

Ionisation electrode

Ignition electrode

Setting dimensions ofignition electrode:5 mm to nozzle insert2 mm to diffuser

Setting dimensions of ignitionelectrode: approx. 3 mm ignitionelectrode distance min. 25 mmdistance to ionisation electrode

Ignitionelectrode

Nozzle insert

Diffuser

Conical diffuser

Perforated diffuser

Page 19: Training Course Gas Burner

10A

V · Ω ·µA · mA

COM

3230

µAmA·AmA·A

ADP

OFF

∼ ∼ VΩ

/

V

DATA-HRANGE

//∼ (A)

Feuerungsautomat LFL

22 24

Microammeter min. monitoring current 6 µA

Ionisation monitoring

Film 2.10Gas burner type G – training course

January 1999 Copyright © by Max Weishaupt GmbH, D- 88475 Schwendi

Flame monitoring

10A

V · Ω ·µA · mA

COM

3230

µAmA·A

ADP

OFF

∼ ∼ VΩ

/

V

DATA-HRANGE

//∼ (A)

Feuerungsautomat LFL

22 23

UV

UV monitoring

Microammeter min. monitoring current 70 µA

FE on G8 – G11 FE on G1– G7

Burner control LFL

Burner control LFL

Page 20: Training Course Gas Burner

Film 2.11Gas burner type G – training course

January 1999 Copyright © by Max Weishaupt GmbH, D- 88475 Schwendi

Gas - air compound

Cam disk

Air damper

Gas butterflyvalve

Resetspring

Linkage

Cam band

Rotation pointGuide

Lever guide

Setting screw

Settingscrew

Servo-driveshaft

Positionindicator

Page 21: Training Course Gas Burner

Film 2.12Gas burner type G – training course

January 1999 Copyright © by Max Weishaupt GmbH, D- 88475 Schwendi

Burner control with connections

Servomotor

Burnermotor

Ignitiontransformer

Solenoidvalve

“Fault”lamp

Thermostat Gas pressureswitch

Air pressureswitch

Ionisationelectrode

Burner control:

Receives signals

Issues commands

Coordinates time sequences

Page 22: Training Course Gas Burner

Film 4.1Gas burner type G – training course

January 1999 Copyright © by Max Weishaupt GmbH, D- 88475 Schwendi

Checking the burner

Burner name plate

Max Weishaupt GmbH, 88475 Schwendi

Burner type G3/1-E

Version ZE LN

CE-0085AP0385

Kat. DE/I2ELL Gas type N

Supply press. min 15 max 500 mbarRating 80 – 550 kW kg/hOil accord. to DIN 51603BNVoltage 230 V~~ 50 Hz 16 A glElec. rating 0,76 kW kWSerial-Nr. 4012087 Year of manuf. 1995

008530

354045

50 2520

151052,5

-2

0

2

4

6

8

0 100 200 300 400 500

10

600

Capacity chart G3/1-E vers. LN

Burner typetype of combustion headrating kW, N

G3/1-E - NAG3/3a – 120 x 4180 – 550

Mixing headOpenClosed

Burner rating [kW]

Bac

k pr

essu

re [

mba

r]

Page 23: Training Course Gas Burner

Film 4.1.1Gas burner type G – training course

Januar 1999 Copyright by Max Weishaupt GmbH, D- 88475 Schwendi

Checking the burner

Burner name plate

0085

Max Weishaupt GmbH, 88475 Schwendi

Burner type G3/1-E

Version ZE

CE-0085AP0520

Kat. DE/I2ELL Gas type N

Supply press. min 15 max 500 mbarRating 90 – 630 kW kg/hOil accord. to DIN 51603BNVoltage 230 V~~ 50 Hz 16 A glElec. rating 0,76 kW kWSerial-Nr. 4012087 Year of manuf. 1999

303540

45

50 2520

151052,5

-2

6

4

2

0

200 400 600 8000

Capacity chart G3/1-E

Burner typetype of combustion headrating kW, N

F

G3/1-EG3/2a – 133 x 100K90 – 63090 – 630

Mixing headOpenClosed

Burner rating [kW]

Bac

k pr

essu

re [

mba

r]

Page 24: Training Course Gas Burner

Film 4.2Gas burner type G – training course

January 1999 Copyright © by Max Weishaupt GmbH, D- 88475 Schwendi

Burner installation

Fill gap with movable insulating material

≥ 60°<)

Combustion headflush or protruding

Combustion head installation positionObserve combustion chambergeometry

IIIIIIIII

IIIIII

III

IIIIII

IIIIIIIII

Ensure burner can be hinged open

Page 25: Training Course Gas Burner

Film 4.3Gas burner type G – training course

January 1999 Copyright © by Max Weishaupt GmbH, D- 88475 Schwendi

Valve proving

Phase 1 Phase 2

Test points on DMV

DMV test point 3 open

Test requirements:

Test pressure: 100…150 mbarTest period: 5 minutesMax. pressure loss: 1 mbar

1 2 3 5

1 2 34

5

4

6 7

V1 V25

32

1

4

Page 26: Training Course Gas Burner

Film 4.4

Gas burner type G

– training course

January 1999C

opyright © by M

ax Weishaupt G

mbH

, D- 88475 S

chwendi

IIIIIIIII

IIIIII

IIIIII

III

IIIIIIIII

Venting the gas valve train

Venting the gas valve train

Test burner

Page 27: Training Course Gas Burner

Film 4.41Gas burner type G – training course

January 1999 Copyright © by Max Weishaupt GmbH, D- 88475 Schwendi

Test burner

Burner head

Primary air lockable

push-button cock

Important feature:Test burner withdouble nonreturn valve

To check that no air is present

Page 28: Training Course Gas Burner

Film 4.5

Gas burner type G

– training course

January 1999C

opyright © by M

ax Weishaupt G

mbH

, D- 88475 S

chwendi

1 2P

Function test

Burner control

Gas pressure switch

Burner motor

Air pressure switch

OPENServo-motor

CLOSED

Ignition transformer

Solenoid valve

Ionisation electrode

Start command

Servo-motor OPEN Servo-motor Ignition load

Nominal loadIgnition

pre-purge Fuel release

Safety time

Gas pressure switch opens

Page 29: Training Course Gas Burner

g

Film 5.1Gas burner type G – training course

January 1999 Copyright © by Max Weishaupt GmbH, D- 88475 Schwendi

Combustion head setting

Combustion head and diffuser dimensions

Burner type Rating Combustion Diffuser CombustionkW head diameter [mm] head setting min – max type – d [mm] outer x inner dim. g [mm]

G1/1-E 55 – 300 G1/3a – 96 105 x 36 155 – 140G3/1-E 80 – 550 G3/3a – 109 120 x 41 175 – 160G5/1-D 160 – 830 G5/3a – 148 162 x 50 192 – 172G7/1-D 250 – 1550 G7/3a – 170 190 x 60 219 – 199

-2

0

2

4

6

8

0 100 200 300 400 500

10

600

g

Zu Auf

160 175

Capacity chart G3/1-E vers. LN

Burner rating [kW]

Bac

k pr

essu

re [m

bar]

d

Page 30: Training Course Gas Burner

Film 5.1.2Gas burner type G – training course

January 1999 Copyright © by Max Weishaupt GmbH, D- 88475 Schwendi

e

Combustion head setting

Combustion head and diffuser dimensions

Burner type Combustion Perforated Diff. Diffuser Combustionhead diameter [mm] diameter [mm] head setting type – d [mm] outer x inner outer x inner dim. g [mm]

G1/1-E G1/2a 130 115 80 95 x 40 139 – 154G3/1-E G3/1a 160 133 90 100 x 40 158 – 178G5/1-D G5/1a 200 173 100 100 x 50 168 – 193G7/1-D G7/1a 250 213 110 110 x 50 193 – 218G8/1-D G7/2a 265 213 120 120 x 50 193 – 218G9/1-D UG2/1a 325 270 130 130 x 70 217 – 247G10/1-D UG2/1a 325 270 130 130 x 70 217 – 247G11/1-D UG3/1a 380 315 155 155 x 70 274 – 304

-2

6

4

2

0

200 400 600 8000

Capacity chart G3/1-E

Burner rating [kW]

Bac

k pr

essu

re [m

bar]

Page 31: Training Course Gas Burner

Film 5.2Gas burner type G – training course

January 1999 Copyright © by Max Weishaupt GmbH, D- 88475 Schwendi

2

13

Valve train selection(Example)

Pe = 25 mbarPin front of DMV

QF = 450 kW

PF = + 4mbar

Type G3/1-E, version LN

Burner Low pressure supply High pressure supplyrating (gas pressure in mbar into shut off valve) (gas pressure in mbar intokW pe,max = 300 mbar) double solenoid valve)

Nominal diameter of valve trains Nominal diam. of valve trains3/4” 1” 40 50 65 80 3/4” 1” 40 50Nominal diameter of gas butterfly valve Nom. diam. of gas butterfly valve25 25 40 40 40 40 25 25 40 40

Natural gas E (N) Hu = 10,35 kWh/mn3, d = 0,606

300 44 19 12 10 10 9 25 10 7 7350 59 25 15 13 12 11 33 13 10 10400 75 30 17 15 13 13 42 15 11 11450 91 35 19 16 14 13 51 17 12 12500 110 41 21 17 14 13 61 19 13 13550 132 47 24 19 16 15 73 22 15 14

Page 32: Training Course Gas Burner

Film 5.2.1Gas burner type G – training course

January 1999 Copyright by Max Weishaupt GmbH, D- 88475 Schwendi

2

13

Valve train selection(Example)

Pe = 25 mbarPin front of DMV

QF = 450 kW

PF = + 4mbar

Type G3/1-E

Burner Low pressure supply High pressure supplyrating (gas pressure in mbar into shut off valve) (gas pressure in mbar intokW pe,max = 300 mbar) double solenoid valve)

Nominal diameter of valve trains Nominal diam. of valve trains3/4” 1” 40 50 65 80 3/4” 1” 40 50 65 80Nominal diameter of gas butterfly valve Nom. diam. of gas butterfly valve25 25 40 40 40 40 25 25 40 40 40 40

Natural gas E (N) Hu = 10,35 kWh/mn3, d = 0,606

300 41 16 9 – – – 22 6 – – – –350 54 20 10 8 – – 29 8 5 – – –400 69 25 12 9 – – 37 10 6 6 – –450 86 30 14 11 9 – 46 12 7 7 6 5500 105 36 16 12 9 9 56 14 8 8 6 6550 126 42 18 13 10 9 68 17 9 9 7 6600 149 49 21 15 11 10 80 19 10 10 8 7650 174 56 23 16 12 11 93 22 11 11 9 8

Page 33: Training Course Gas Burner

Film 5.3

Gas burner type G

– training course

January 1999C

opyright © by M

ax Weishaupt G

mbH

, D- 88475 S

chwendi

IIIIIIIII

IIIIII

IIIIII

III

IIIIIIIII

30

3540

45

50 2520

151052,5

Basic setting on burner type G (prior to burner start)

Pressure regulatorto min. setting

Openballvalve

Valve strokemaximum

Pressure switchgas to min. setting

Pressureswitch air to min. setting

Adjust com-bustion head

Limit switch Closed 0° <)Limit switch Open 90° <)Auxiliary switch Partial load 30° <)Auxiliary switch Ignition load 20° <)

Page 34: Training Course Gas Burner

Film 5.4Gas burner type G – training course

January 1999 Copyright © by Max Weishaupt GmbH, D- 88475 Schwendi

Servo motor 1055/80

Presetting of limit and auxiliary switches

Description switch on wiring diagram presetting

Limit switch CLOSED 4 IV 0° <)Limit switch OPEN 3 III 90° <)Auxiliary switch stage 2 1 I only on dual fuelAuxiliary switch partial load gas 2 II appr. 30° <)Auxiliary switch ignition load 5 V appr. 20° <)Auxiliary switch partial load Oil 6 VI only on dual fuel

Motor drivecan be disengaged for manual adjustment

Page 35: Training Course Gas Burner

Film 5.5

Gas burner type G

– training course

January 1999C

opyright © by M

ax Weishaupt G

mbH

, D- 88475 S

chwendi

2

13 Z

Optimising nominal load

Flue gas measurement

Gas quantity adjustment

Gas quantity control

Air quantity setting

M

Page 36: Training Course Gas Burner

2

13 Z

Film 5.6

Gas burner type G

– training course

January 1999C

opyright © by M

ax Weishaupt G

mbH

, D- 88475 S

chwendi

Optimising partial load

Flue gas measurement

Air quantity setting

M

Page 37: Training Course Gas Burner

Film 5.7Gas burner type G – training course

January 1999 Copyright © by Max Weishaupt GmbH, D- 88475 Schwendi

10A

V · Ω ·µA · mAA · mA

COM

3230

µAmA·A

ADP

OFF

∼ ∼ VΩ

/

V

DATA-HRANGE

//∼ (A)

IIIIIIIII

IIIIII

III

IIIIII

IIIIIIIII

303540

45

50 2520

151052,5

∼ ∼ STSTAT.200 mbar200 mbar

PEAKEAK200 mbar200 mbar

NULL

AUSEIN

GB 200B 200

Setting the gas pressure switch

Switch point

Turn setting dial untilthe pressure switchcontacts open

Sensorcurrent

GW

50 A2

p max =

500 mbar

(AC

) 10A 250 V

~TÜ 12/94 0164 A

C 2A

ID–N

o: CE

–No: C

E-0085

A00012 1015

20

253035

4045

502,5 5

mbar

Instructions for setting:– Pay attention to

the flame stability– Minimum required

sensor current 10µA– CO-content less than

100 mg/kWh

Regulating pressure

Gas pressure switch

Close ballvalve slowly

Page 38: Training Course Gas Burner

1015

20

253035

4045

50

2,55

mbar

Ausf.LG

W 50 A

2P

Bereich 2,5 ÷

50 mbar

pmax =

400 mbar

DIN

–DVG

W–R

eg.Nr.

80.09 e 128

Typ LGW

A2P

10

1520

25

303540

4550

2,5 5mba

r

Ausf.LG

W 50 A

2P

Bereich 2,5 ÷

50 mbar

pmax =

400 mbar

DIN

–DVG

W–R

eg.Nr.

80.09 e 128

Typ LGW

A2P

Film 5.8Gas burner type G – training course

January 1999 Copyright © by Max Weishaupt GmbH, D- 88475 Schwendi

Setting the air pressure switch

Find switch off point

Switch point

Reset by 20%

Switch point

With differential pressure test independent of load

With pressure side air regulation in nominal load

Page 39: Training Course Gas Burner

Film 7.1Gas burner type G – training course

January 1999 Copyright © by Max Weishaupt GmbH, D- 88475 Schwendi

P

1 2

a

b

b

Lockout position indicatorBurner control LFL

Start position

Servo-motor open / pre-purge of nominal load

Servo-motor closed /ignition load

Air pressure switch control

Pre-ignition

Fuel release

End of 1. safety time

Start of 2. safety time

Releasecapacity

regulation

Flame relay test

Page 40: Training Course Gas Burner

Film 7.2

Gas burner type G

– training course

January 1999C

opyright © by M

ax Weishaupt G

mbH

, D- 88475 S

chwendi

1 2P

Sequence diagram Burner control LFL

Lockout indicator

Gas pressure switch

Burner motor

Air pressure switch

OPENServo-motor

CLOSED

Ignition

Solenoid valve

Ionisation electrode

Start command

Servo-motor OPEN Servo-motor Ignition load

Nominal loadIgnition

pre-purge Fuel release Release capacity Safety time regulation

Operating position

Page 41: Training Course Gas Burner

P R O G R A M M W E R K SMA R

SA

UV LR

SAAZZu

Auf

ZL

1 2 12 13 4 5 6 14 11 7 9 10 8 16 17 18 22 24 23 15 19 20

FlammenfühlerL PP

RP

ϑ

P

2

1

B/WP

ϑ

Film 7.3

Gas burner type G

– training course

January 1999C

opyright © by M

ax Weishaupt G

mbH

, D- 88475 S

chwendi

Basic operation of burner control LFL

Start position

Servo-motor OpenAir pressure switch testFlame relay testServo-motor Closed

Fuel release

Release capacity regulation

Operating position

Start position

Function diagram

Lockout indicator

Input signal

Output signal

Flame signal L N

Page 42: Training Course Gas Burner

Film 7.4Gas burner type G – training course

January 1999 Copyright © by Max Weishaupt GmbH, D- 88475 Schwendi

UV

M1 M1

M

F6

MSM

M

S11

F4

F5

S10

1

H6

T1 Y1 Y4 Y2 Y12

S1

1

N

K1 K1

Y6

NTC

V A Z M

FR

QRE

UV

QRA2

14135

3 21 2 15 16 17 18 19 20 9 11 10 8

4 12 6 7

N

22 23 24

22 24

22 23 15

1 2

N

5 3 4

ϑ

QRA5...

FE

L

F

br1a b

a b

ar1 ar2

fr3 fr2fr1

AR

BR

ab a b

ba

b a

br2

E M

H

A

ab

S

a ab b a ab b

a b

ar3

a b

a b

V

LK

Basic wiring diagram burner control LFL

Page 43: Training Course Gas Burner

Film 7.5Gas burner type G – training course

January 1999 Copyright © by Max Weishaupt GmbH, D- 88475 Schwendi

UV

M1 M1

M

F6

MSM

M

S11

F4

F5

S10

1

H6

T1 Y1 Y4 Y2 Y12

S1

1

N

K1 K1

Y6

NTC

V A Z M

FR

QRE

UV

QRA2

14135

3 21 2 15 16 17 18 19 20 9 11 10 8

4 12 6 7

N

22 23 24

22 24

22 23 15

1 2

N

5 3 4

ϑ

QRA5...

FE

L

F

br1a b

a b

ar1 ar2

fr3 fr2fr1

AR

BR

ab a b

ba

b a

br2

E M

H

A

ab

S

a ab b a ab b

a b

ar3

a b

a b

V

LK

1 2P

ab

ab

ab

ab

ab

ab

ab

ab

ab

ab

ab

ab

t 7 t11

t 1 t 6

t 3

t 16

t 4

t 2

t 9

t 5

t 13

t 20

t 10

t 8

127

1916

109

911

20

8

18

17

A B C D

Ste

uera

usgä

nge

der

Kon

takt

e

Basic wiring diagram / function diagram LFL

Page 44: Training Course Gas Burner

Film 7.6

Gas burner type G

– training course

January 1999C

opyright © by M

ax Weishaupt G

mbH

, D- 88475 S

chwendi

LFL/LGK

A1

X3

F1

Q1

F3

Y2

S11

F6

H6

H12

H11

X9

X9

X9

S11

F5

F4

P1S7

H2 P2

S1 H1 B1

S10T1 X11

K15Y6

K17

K1

S2

M11 2 4 16 13 12 14 5 18 22 24 3 6 N 8 1110 9 20

P

S16 X41 2 1413153 4 5 6 121110 9 8 7

F22 4 6

1 3 5

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28

GAS1 2

P

L1 L2 L3PE N380V-400V 3/N/PE 50-60Hz

M3

M

612481

2382

13

14

43

44

hh

L2NL1PE

2 1 3

21

L1L2 NPE

123ϑ

P

ϑP

3361

3462

96

95

Wiring diagram G1 - G7 version ZD