Opening And Closing The Housing; Safety Instruc)Ons; Opening The Housing - Pentair F783E Operating Manual

For installa on in Ex. situa on: refer to special condi ons in Sec on 5 of this manual. Use only Ex. cer fied product
9.

OPENING AND CLOSING THE HOUSING

9.1. Safety instruc ons
DANGER
!
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
Use only cables and cable glands which have been approved for the respec)ve applica)on area and which have been installed
according to the respec)ve installa)on instruc)ons. Do not expose the device to any mechanical or thermal loads exceeding
that described in the opera)ng instruc)ons
DANGER
!
Risk of injury from high pressure in the system
•
Before loosening any lines and valves turn off the pressure and vent the valves
WARNING
!
Risk of injury due to electric shock!
Before opening the control head and prior to reaching into the system assess the risk from accidental contact with live
conductors.
Observe applicable accident preven)on and safety regula)ons for electrical equipment!
Risk of injury from improper installa on!
Installa)on may be carried out by authorized technicians only and with the appropriate tools!
Risk of injury from uninten onal ac va on of the system and uncontrolled restart!
Secure system against uninten)onal ac)va)on.
Following installa)on, ensure a controlled restart.
9.2. Opening and closing the housing
NOTE!
Improper handling will damage the plas c cap or sealing o-ring!
Do not use excessive force (e.g. by knocks) for opening. Hand grips are provided to assist removing and replacing the cap. In
severe cases a strap wrench may be used.
9.2.1.

Opening the housing

Procedure:
•
Unscrew the cap by rota)ng in an an)-clockwise direc)on.
Pg 27
F783E / F783E 2.0
00-ISN-191_Rev C
20/01/2018