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Manual operations
FK 3-1 / FK 3-06 motor-wound spring
operating mechanism
21.5.2003
© ALSTOM
48.020.181E/2
23/26
Final steps after manual operations are complete
Verify that circuit
breaker is OPEN
• Before performing the final actions, verify that the circuit breaker is in
OPEN position.
Remove closing latch
disabling device
• If installed (slow closing or opening with closing spring charged), remove
closing latch disabling device 70.71.
Remove closing
spring discharging
device
• If closing spring discharging device 71.15 is installed (slow closing or
opening with closing spring charged), turn tie rod 71.08 counterclock-
wise until closing chain 70.26 is under load again and closing spring
discharging device 71.15 is free and can be withdrawn.
70.26 Closing chain 71.08 Tie rod
71.15 Closing spring discharging
device
70.26
71.15