420010400701 Max Gas 350 - 500 P/P AB
EN
PAB MINIMAL GAS ADJUSTMENT
AIR SERVOMOTOR ( SIEMENS SQN 75 ) MAX GAS 350-500 PAB
Remove cover to enter the adjusting cams. Adjust cams through the suitable key (on
issue) and a screwdriver.
I - Adjusting cam (BLUE) for air damper position on burner's shutdown
(total close 0°).
II - Adjusting cam (ORANGE) for opening position in ignition and Low Flame
(by the screwdriver).
III - Adjusting cam (RED) for opening position in High Flame (max. output).
IV - Adjusting cam (BLACK) to allow the opening of High flame solenoid valve.
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