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15. DECOMMISSIONING
15.1. Safety instruc ons
DANGER
!
Danger - high pressure!
Before loosening lines and valves, turn off the pressure and vent the lines.
Danger of explosion when used in explosive atmospheres (only in the event of a fault in zone 2)
Opening the control top in an explosive atmosphere is only allowed in a non-energised state
WARNING
!
Risk of injury due to electric shock!
•
Before reaching into the system isolate the power supply when it is deemed the power supply could be capable of
causing injury from electric shock!
•
Observe applicable accident preven)on and safety regula)ons for electrical equipment!
Risk of injury from improper disassembly!
•
Disassembly work should only be carried out by qualified personnel and only with the appropriate tools
15.2. Dismantling the F783E 2.0 control head
!
Prior to star)ng work, check the system status. Confirm all system power is isolated and it is safe to disconnect cables
Procedure:
Cable gland version
Open the control head (follow the instruc)ons in chapter 8 "Opening and closing the housing" if in doubt).
⇒
Disconnect the cable termina)ons from the module plug. Slacken the gland nut and pull the cable through the gland.
⇒
Loosen the pneuma)c connec)ons (for detailed instruc)ons see chapter 9 "Pneuma)c installa)on".
⇒
Remove the two M6 caphead screws that retain the control head to the actuator.
⇒
LiF the control head clear of the actuator and any target.
⇒
If necessary, remove the target and any adaptor plates (if fiVed).
⇒
Refit the cap to maintain the internal components in good condi)on.
⇒
Store or dispose of the control head in accordance with the guidelines in chapter 23
⇒
Pg 48
F783E / F783E 2.0
00-ISN-191_Rev C
20/01/2018
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