Post on 18-Nov-2014
303540
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50 2520
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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
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
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
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
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
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!
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%
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
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
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
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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
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)
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
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
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
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
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
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
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
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
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
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
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]
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]
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
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
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
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
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
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
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]
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
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
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° <)
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
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
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
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
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
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
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
P R O G R A M M W E R K SMA R
M˜
M˜
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
Pϑ
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
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
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
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
Pϑ
P
ϑP
3361
3462
96
95
Wiring diagram G1 - G7 version ZD