Installation and operating instruction
Gas burner WG20…/1-C Z-LN
9 Servicing
83054602 1/2020-01 La
61-96
9.10 Removing and refitting angle drive
Observe notes on servicing [ch.9.1].
Removing
Remove air damper actuator [ch.9.9].
Pull drive rod 3 from the gas butterfly valve 8 and remove.
Air damper is opened by the force of the spring.
Remove frame 4.
Remove angle drive 5.
Refitting
Remove intake housing [ch.9.12].
Open air damper 6 until position 7 has been reached and hold tight.
Fit angle drive to shaft.
Secure angle drive.
Mount intake housing.
Fit frame 4.
Place drive rod3 into actuator.
Turn indicator1 to CLOSED position and hold.
Place actuator with drive rod 3 into the star shaped groove 2 and secure.
Engage drive rod on gas butterfly valve 8, ensuring correct alignment.