MA-025 – DGA 900 Operator Guide – Rev 2.0 12-Apr-19 Page 76 of 92
▪ Pull each pin forward and out to remove it from the vibration mount assembly as shown
in Figure B-3.
Figure B-3: PGA lock – remove pins
▪ Loosen and remove the two plastic nuts securing the metal bracket to the anti-
vibration mounts as shown in Figure B-4.
Figure B-4: PGA lock – remove plastic nuts
▪ Remove the metal bracket as shown in Figure B-5. Note: Retain the metal bracket, pins
and plastic nuts for future use of the lock.
Figure B-5: PGA lock – remove metal bracket
The transportation PGA lock is now disengaged rendering the PGA anti-vibration mounts
active. If the product is transported and reconnected to a different substation asset, it
must be recommissioned by a GE-approved commissioning engineer.
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