MA-025
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DGA 900 Operator Guide
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Rev 2.0
12-Apr-19
Page 75 of 92
Appendix B
Transportation PGA Lock
The Analysis module is equipped with a factory-fitted transportation PGA lock that
consists of a metal locking bracket, two metal securing pins, two plastic nuts and three
cable ties as shown in Figure B-1.
Figure B-1: PGA lock
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engaged
The lock is engaged prior to shipping, but must be disengaged prior to operation of the
product. The lock must be refitted if there is ever a requirement to transport the module
(or if the product is ever to be laid horizontally). If the product is to be relocated or
transported, it must be shutdown using the procedure outlined in Section 6.14.
Note:
If the product is to be removed from the transformer, ensure that the
transformer inlet and outlet valves, and the pipework valves are closed before
removing the pipework.
To access the lock, open the Analysis module, remove the black push-fit insulating cover as
described in Section C.3 and follow the relevant procedure outlined below.
B.1
Remove the lock
To remove the PGA lock after transportation of the product, follow this procedure:
▪
Cut the three cable ties to release the two securing pins and the locking bracket as
shown in Figure B-2.
Figure B-2: PGA lock
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pins and locking bracket secured with cable ties