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GAS BURNERS. R 40 GS 20 H/L. M. TB. N. Ph. 3. 2. 1. T6. B5. T8. T7. 0’ sec. 1. Servo Motor. 0 1 2 4 10 3 5 7. 6. 10. 13. 4. 3. 12. 2. 1. 509SE. A. 9. PA. 2. P. 7. 8. B. 17. 14. 5. 1. 16. 15. White. Brown. Blue. Black. Capacitor. - PowerPoint PPT Presentation
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BUrners TRAining CEntre
GAS BURNERS
R 40R 40GS 20 H/LGS 20 H/L
BUrners TRAining CEntre
13
4
A
B 17 14 5 17
12
9
6
2
TB
16 15
10 0 1 2 4 10 3 5 7
M
Servo Motor
2 1
P
PA
White
BrownBlueBlack
509SE
Capacitor
1
PGST
F
PhN3 2 1 B5T8 T7 T6 L1T1B4 S3 T2 N
RTTH/L
8
3
0’ sec
BUrners TRAining CEntre
13
4
A
B 17 14 5 17
12
9
6
2
TB
16 15
10 0 1 2 4 10 3 5 7
M
Servo Motor
2 1
P
PA
White
BrownBlueBlack
509SE
Capacitor
2
PGST
F
PhN3 2 1 B5T8 T7 T6 L1T1B4 S3 T2 N
RTTH/L
8
3
0’ sec
Tension At Servo Motor #1 Ensures Closed Position of ST0
Tension at #3 the CB begins to turn
BUrners TRAining CEntre
13
4
A
B 17 14 5 17
12
9
6
2
TB
16 15
10 0 1 2 4 10 3 5 7
M
Servo Motor
2 1
P
PA
White
BrownBlueBlack
509SE
Capacitor
3
PGST
F
PhN3 2 1 B5T8 T7 T6 L1T1B4 S3 T2 N
RTTH/L
8
3
5’ sec
After 5 Sec. The Control Box Main Relay is Supplied
BUrners TRAining CEntre
13
4
A
B 17 14 5 17
12
9
6
2
TB
16 15
10 0 1 2 4 10 3 5 7
M
Servo Motor
2 1
P
PA
White
BrownBlueBlack
509SE
Capacitor
4
PGST
F
PhN3 2 1 B5T8 T7 T6 L1T1B4 S3 T2 N
RTTH/L
8
3
5’ sec
Fan Motor is Supplied Through #7
Tension at Servo Motor #2 Drives The SM to Start Position
(ST1)
BUrners TRAining CEntre
13
4
A
B 17 14 5 17
12
9
6
2
TB
16 15
10 0 1 2 4 10 3 5 7
M
Servo Motor
2 1
P
PA
White
BrownBlueBlack
509SE
Capacitor
5
PGST
F
PhN3 2 1 B5T8 T7 T6 L1T1B4 S3 T2 N
RTTH/L
8
3
Low Voltage Tap is Supplied But is Not UsedAir Pressure Switch Changes to
Normally Opened Position
BUrners TRAining CEntre
13
4
A
B 17 14 5 17
12
9
6
2
TB
16 15
10 0 1 2 4 10 3 5 7
M
Servo Motor
2 1
P
PA
White
BrownBlueBlack
509SE
Capacitor
6
PGST
F
PhN3 2 1 B5T8 T7 T6 L1T1B4 S3 T2 N
RTTH/L
8
3
69’ sec
Tension is No Longer Found At #3
This Circuit Remains Until Prepurge is Completed
BUrners TRAining CEntre
13
4
A
B 17 14 5 17
12
9
6
2
TB
16 15
10 0 1 2 4 10 3 5 7
M
Servo Motor
2 1
P
PA
White
BrownBlueBlack
509SE
Capacitor
7
PGST
F
PhN3 2 1 B5T8 T7 T6 L1T1B4 S3 T2 N
RTTH/L
8
3
69’ sec
At 69 Seconds #13 and #12 Are Supplied at the Same Time
BUrners TRAining CEntre
13
4
A
B 17 14 5 17
12
9
6
2
TB
16 15
10 0 1 2 4 10 3 5 7
M
Servo Motor
2 1
P
PA
White
BrownBlueBlack
509SE
Capacitor
8
PGST
F
PhN3 2 1 B5T8 T7 T6 L1T1B4 S3 T2 N
RTTH/L
8
3
69’ sec
Tension at SM #10 Supplies #7 Opening the First Valve
BUrners TRAining CEntre
13
4
A
B 17 14 5 17
12
9
6
2
TB
16 15
10 0 1 2 4 10 3 5 7
M
Servo Motor
2 1
P
PA
White
BrownBlueBlack
509SE
Capacitor
PGST
F
PhN3 2 1 B5T8 T7 T6 L1T1B4 S3 T2 N
RTTH/L
8
3
69’ sec
Flame Signal
8
After 4.5 Seconds Ignition Transformer is No Longer Supplied
BUrners TRAining CEntre
13
4
A
B 17 14 5 17
12
9
6
2
TB
16 15
10 0 1 2 4 10 3 5 7
M
Servo Motor
2 1
P
PA
White
BrownBlueBlack
509SE
Capacitor
PGST
F
PhN3 2 1 B5T8 T7 T6 L1T1B4 S3 T2 N
RTTH/L
8
3
79’ sec9
10 Seconds Later Tension is Present at #14Tension At #3 Drives
ST2 to the Open Position
Now The Second Stage Valve May be Supplied
Thermostat is Closed
BUrners TRAining CEntre
13
4
A
B 17 14 5 17
12
9
6
2
TB
16 15
10 0 1 2 4 10 3 5 7
M
Servo Motor
2 1
P
PA
White
BrownBlueBlack
509SE
Capacitor
PGST
F
PhN3 2 1 B5T8 T7 T6 L1T1B4 S3 T2 N
RTTH/L
8
3
10
Through #4 Tension is Provided to #5 Opening the second Valve
BUrners TRAining CEntre
13
4
A
B 17 14 5 17
12
9
6
2
TB
16 15
10 0 1 2 4 10 3 5 7
M
Servo Motor
2 1
P
PA
White
BrownBlueBlack
509SE
Capacitor
PGST
F
PhN3 2 1 B5T8 T7 T6 L1T1B4 S3 T2 N
RTTH/L
8
3
11
At 90 Seconds the Control Box Has Completed its Cycle
90’ sec
