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GAS BURNERS R 40 GS 20
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0’ sec 1 RMG 88.620A2 M Ph N 3 2 1 To be connected when phase-phase PA
10 13 4 12 2 1 RMG A2 2 PA 9 P 17 7 15 5 16 1 Blue M Black Capacitor TB Ph N 3 2 1 B4 S3 T2 T1 N L1 TL PG TS F Manual Switch
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0’ sec 1 RMG 88.620A2 M Ph N 3 2 1 PA Damper Motor Opens TB B4 S3 T2
10 13 4 12 2 1 RMG A2 2 PA 9 P 17 7 15 5 16 1 Blue M Black Damper Motor Opens Capacitor TB Ph N 3 2 1 B4 S3 T2 T1 N L1 Once Open Contact Will Change TL PG TS F
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is the condition to begin the ignition
0’ sec 2 Tension At both # 9 and # 4 is the condition to begin the ignition cycle... …waiting time (2 sec)... 6 10 13 4 12 2 1 RMG A2 2 PA 9 P 17 7 15 5 16 1 Blue M Black Capacitor TB Ph N 3 2 1 B4 S3 T2 T1 N L1 TL PG TS F
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2’ sec 3 Fan Motor is Supplied Through #7 RMG 88.620A2
10 13 4 12 2 1 RMG A2 2 PA 9 P 17 7 Air Pressure Switch Changes to Normally Opened Position (by 10 sec) 15 5 16 1 Blue M Black Capacitor TB Ph N 3 2 1 B4 S3 T2 T1 N L1 TL PG TS F
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2…40’ sec 4 RMG 88.620A2 M This Circuit Remains Until
10 13 4 12 2 1 RMG A2 2 PA 9 P 17 7 15 5 16 1 Blue M Black This Circuit Remains Until Prepurge is Completed (40 sec) Capacitor TB Ph N 3 2 1 B4 S3 T2 T1 N L1 TL PG TS F
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40’ sec 5 …then ignition: both # 13 and # 12 are energised
6 10 13 4 …then ignition: both # 13 and # 12 are energised 12 2 1 RMG A2 2 PA 9 P 17 7 15 5 16 1 Blue M Black Capacitor TB Ph N 3 2 1 B4 S3 T2 T1 N L1 TL PG TS F
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The Ignition Transformer
40..43’ sec 6 6 10 13 The Ignition Transformer is energised for 5 sec Flame Signal Max 3 sec 4 12 2 1 RMG A2 2 PA 9 P 17 7 15 5 16 1 Blue M Black Capacitor TB Ph N 3 2 1 B4 S3 T2 T1 N L1 TL PG TS F
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7 RMG 88.620A2 M Ph N 3 2 1 PA TB B4 S3 T2 T1 N L1 TL PG TS F 6 10 13
12 2 1 RMG A2 2 PA 9 P 17 7 15 5 16 1 Blue M Black Capacitor TB Ph N 3 2 1 B4 S3 T2 T1 N L1 TL PG TS F
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8 RMG 88.620A2 M Ph N 3 2 1 PA TB B4 S3 T2 T1 N L1 TL PG TS F 6 10 13
12 2 1 RMG A2 2 PA 9 P 17 7 15 5 16 1 Blue M Black Capacitor TB Ph N 3 2 1 B4 S3 T2 T1 N L1 TL PG TS F
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9 RMG 88.620A2 M Ph N 3 2 1 PA TB B4 S3 T2 T1 N L1 TL PG TS F 6 10 13
12 2 1 RMG A2 2 PA 9 P 17 7 15 5 16 1 Blue M Black Capacitor TB Ph N 3 2 1 B4 S3 T2 T1 N L1 TL PG TS F
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10 RMG 88.620A2 M Ph N 3 2 1 PA TB B4 S3 T2 T1 N L1 TL PG TS F 6 10 13
12 2 1 RMG A2 2 PA 9 P 17 7 15 5 16 1 Blue M Black Capacitor TB Ph N 3 2 1 B4 S3 T2 T1 N L1 TL PG TS F
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