MODULATING BURNERS RL/M Series burner operation

UNMB1NL W1W2 B4 B3 AL CH AL1 Q NN N LANDIS LAL 1.25 or LOK 16. III M FR M N L2 L3L PO MAN OFF AUT -+ L1 L2L3 N TS TR TH/L S2 S1 TA DVRV SDVSRV MC RL 130/M ELECTRICAL WIRING 1 OIL VALVES I II Return oil pressure switch Return valve Delivery valve Safety valve on delivery side Motor contactor Additional safety valve on return side (only on RL 130/M) 7 6 figures changed on sizes Min oil P.Sw MotorA min oil P.Sw. Is connected on FS2 version 24 ON FS2 version

UNMB1NL W1W2 B4 B3 AL CH AL1 Q NN N LANDIS LAL 1.25 or LOK 16. III M FR M N L2 L3L PO MAN OFF AUT -+ L1 L2L3 N TS TR TH/L S2 S1 TA DVRV SDVSRV MC RL 130/M BURNER OPERATION 2 OIL VALVES I II 0”

UNMB1NL W1W2 B4 B3 AL CH AL1 Q NN N LANDIS LAL 1.25 or LOK 16. III M FR M N L2 L3L PO MAN OFF AUT -+ L1 L2L3 N TS TR TH/L S2 S1 TA DVRV SDVSRV MC RL 130/M BURNER OPERATION 3 OIL VALVES I 0” II

UNMB1NL W1W2 B4 B3 AL CH AL1 Q NN N LANDIS LAL 1.25 or LOK 16. III M FR M N L2 L3L PO MAN OFF AUT -+ L1 L2L3 N TS TR TH/L S2 S1 TA DVRV SDVSRV MC RL 130/M BURNER OPERATION 4 OIL VALVES I 0” II The control box motor starts to run (if the flame signal is off 0°

UNMB1NL W1W2 B4 B3 AL CH AL1 Q NN N LANDIS LAL 1.25 or LOK 16. III M FR M N L2 L3L PO MAN OFF AUT -+ L1 L2L3 N TS TR TH/L S2 S1 TA DVRV SDVSRV MC RL 130/M BURNER OPERATION 5 OIL VALVES I 0” II 0°-5°

The servomotor opens UNMB1NL W1W2 B4 B3 AL CH AL1 Q NN N LANDIS LAL 1.25 or LOK 16. III M FR M N L2 L3L PO MAN OFF AUT -+ L1 L2L3 N TS TR TH/L S2 S1 TA DVRV SDVSRV MC RL 130/M BURNER OPERATION 6 OIL VALVES I 5” II The control box stops

UNMB1NL W1W2 B4 B3 AL CH AL1 Q NN N LANDIS LAL 1.25 or LOK 16. III M FR M N L2 L3L PO MAN OFF AUT -+ L1 L2L3 N TS TR TH/L S2 S1 TA DVRV SDVSRV MC RL 130/M BURNER OPERATION 7 OIL VALVES I II 30°

UNMB1NL W1W2 B4 B3 AL CH AL1 Q NN N LANDIS LAL 1.25 or LOK 16. III M FR M N L2 L3L PO MAN OFF AUT -+ L1 L2L3 N TS TR TH/L S2 S1 TA DVRV SDVSRV MC RL 130/M BURNER OPERATION 8 OIL VALVES I II 130° 47”

UNMB1NL W1W2 B4 B3 AL CH AL1 Q NN N LANDIS LAL 1.25 or LOK 16. III M FR M N L2 L3L PO MAN OFF AUT -+ L1 L2L3 N TS TR TH/L S2 S1 TA DVRV SDVSRV MC RL 130/M BURNER OPERATION 9 OIL VALVES I II 47” The control box restart

UNMB1NL W1W2 B4 B3 AL CH AL1 Q NN N LANDIS LAL 1.25 or LOK 16. III M FR M N L2 L3L PO MAN OFF AUT -+ L1 L2L3 N TS TR TH/L S2 S1 TA DVRV SDVSRV MC RL 130/M BURNER OPERATION 10 OIL VALVES I II

UNMB1NL W1W2 B4 B3 AL CH AL1 Q NN N LANDIS LAL 1.25 or LOK 16. III M FR M N L2 L3L PO MAN OFF AUT -+ L1 L2L3 N TS TR TH/L S2 S1 TA DVRV SDVSRV MC RL 130/M BURNER OPERATION 11 OIL VALVES I II 69.5”

UNMB1NL W1W2 B4 B3 AL CH AL1 Q NN N LANDIS LAL 1.25 or LOK 16. III M FR M N L2 L3L PO MAN OFF AUT -+ L1 L2L3 N TS TR TH/L S2 S1 TA DVRV SDVSRV MC RL 130/M BURNER OPERATION 12 OIL VALVES I II 106” 30°

UNMB1NL W1W2 B4 B3 AL CH AL1 Q NN N LANDIS LAL 1.25 or LOK 16. III M FR M N L2 L3L PO MAN OFF AUT -+ L1 L2L3 N TS TR TH/L S2 S1 TA DVRV SDVSRV MC RL 130/M BURNER OPERATION 13 OIL VALVES I II 106”

UNMB1NL W1W2 B4 B3 AL CH AL1 Q NN N LANDIS LAL 1.25 or LOK 16. III M FR M N L2 L3L PO MAN OFF AUT -+ L1 L2L3 N TS TR TH/L S2 S1 TA DVRV SDVSRV MC RL 130/M BURNER OPERATION 14 OIL VALVES I II 108”

OIL VALVES UNMB1NL W1W2 B4 B3 AL CH AL1 Q NN N LANDIS LAL 1.25 or LOK 16. III M FR M N L2 L3L PO MAN OFF AUT -+ L1 L2L3 N TS TR TH/L S2 S1 TA DVRV SDVSRV MC RL 130/M BURNER OPERATION 15 I II 111” Max 5”

OIL VALVES UNMB1NL W1W2 B4 B3 AL CH AL1 Q NN N LANDIS LAL 1.25 or LOK 16. III M FR M N L2 L3L PO MAN OFF AUT -+ L1 L2L3 N TS TR TH/L S2 S1 TA DVRV SDVSRV MC RL 130/M BURNER OPERATION 16 I II 116”

OIL VALVES UNMB1NL W1W2 B4 B3 AL CH AL1 Q NN N LANDIS LAL 1.25 or LOK 16. III M FR M N L2 L3L PO MAN OFF AUT -+ L1 L2L3 N TS TR TH/L S2 S1 TA DVRV SDVSRV MC RL 130/M BURNER OPERATION 17 I II 126”

OIL VALVES UNMB1NL W1W2 B4 B3 AL CH AL1 Q NN N LANDIS LAL 1.25 or LOK 16. III M FR M N L2 L3L PO MAN OFF AUT -+ L1 L2L3 N TS TR TH/L S2 S1 TA DVRV SDVSRV MC RL 130/M BURNER OPERATION 18 I II >126” 30°

OIL VALVES UNMB1NL W1W2 B4 B3 AL CH AL1 Q NN N LANDIS LAL 1.25 or LOK 16. III M FR M N L2 L3L PO MAN OFF AUT -+ L1 L2L3 N TS TR TH/L S2 S1 TA DVRV SDVSRV MC RL 130/M BURNER OPERATION 20 I II >126” 130°

OIL VALVES UNMB1NL W1W2 B4 B3 AL CH AL1 Q NN N LANDIS LAL 1.25 or LOK 16. III M FR M N L2 L3L PO MAN OFF AUT -+ L1 L2L3 N TS TR TH/L S2 S1 TA DVRV SDVSRV MC RL 130/M BURNER OPERATION 21 I II 2nd ==> 1st stage

UNMB1NL W1W2 B4 B3 AL CH AL1 Q NN N LANDIS LAL 1.25 or LOK 16. III M FR M N L2 L3L PO MAN OFF AUT -+ L1 L2L3 N TS TR TH/L S2 S1 TA DVRV SDVSRV MC RL 130/M BURNER OPERATION 22 I II OIL VALVES

UNMB1NL W1W2 B4 B3 AL CH AL1 Q NN N LANDIS LAL 1.25 or LOK 16. III M FR M N L2 L3L PO MAN OFF AUT -+ L1 L2L3 N TS TR TH/L S2 S1 TA DVRV SDVSRV MC RL 130/M BURNER OPERATION 23 I II OIL VALVES 30°

UNMB1NL W1W2 B4 B3 AL CH AL1 Q NN N LANDIS LAL 1.25 or LOK 16. III M FR M N L2 L3L PO MAN OFF AUT -+ L1 L2L3 N TS TH/L S2 S1 TA DVRV SDVSRV MC RL 130/M BURNER OPERATION I II OIL VALVES 1st stage ==> stand-by TR 24

UNMB1NL W1W2 B4 B3 AL CH AL1 Q NN N LANDIS LAL 1.25 or LOK 16. III M FR M N L2 L3L PO MAN OFF AUT -+ L1 L2L3 N TS TH/L S2 S1 TA DVRV SDVSRV MC RL 130/M BURNER OPERATION 25 I II TR

UNMB1NL W1W2 B4 B3 AL CH AL1 Q NN N LANDIS LAL 1.25 or LOK 16. III M FR M N L2 L3L PO MAN OFF AUT -+ L1 L2L3 N TS TH/L S2 S1 TA DVRV SDVSRV MC RL 130/M BURNER OPERATION 26 I II TR

UNMB1NL W1W2 B4 B3 AL CH AL1 Q NN N LANDIS LAL 1.25 or LOK 16. III M FR M N L2 L3L PO MAN OFF AUT -+ L1 L2L3 N TS TH/L S2 S1 TA DVRV SDVSRV MC RL 130/M BURNER OPERATION 27 I II TR

UNMB1NL W1W2 B4 B3 AL CH AL1 Q NN N LANDIS LAL 1.25 or LOK 16. III M FR M N L2 L3L PO MAN OFF AUT -+ L1 L2L3 N TS TH/L S2 S1 TA DVRV SDVSRV MC RL 130/M BURNER OPERATION 28 I II TR

UNMB1NL W1W2 B4 B3 AL CH AL1 Q NN N LANDIS LAL 1.25 or LOK 16. III M FR M N L2 L3L PO MAN OFF AUT -+ L1 L2L3 N TS TH/L S2 S1 TA DVRV SDVSRV MC RL 130/M BURNER OPERATION 29 I II TR

UNMB1NL W1W2 B4 B3 AL CH AL1 Q NN N LANDIS LAL 1.25 or LOK 16. III M FR M N L2 L3L PO MAN OFF AUT -+ L1 L2L3 N TS TH/L S2 S1 TA DVRV SDVSRV MC RL 130/M BURNER OPERATION 30 I II TR 0°

UNMB1NL W1W2 B4 B3 AL CH AL1 Q NN N LANDIS LAL 1.25 or LOK 16. III M FR M N L2 L3L PO MAN OFF AUT -+ L1 L2L3 N TS TH/L S2 S1 TA DVRV SDVSRV MC RL 130/M BURNER OPERATION 31 I II TR