Definox DCX3 - Safety Devices

MAINTENANCE NOTICE
NM-230 index 18 Page 6/55 September 2020
3.2.1 Safety devices
For the maintenance of NC and NO actuators, we offer on request maintenance sets preventing
unintended operation of the plug when the actuator is supplied with air.
DCX3/4 NC (rod out)
DCX4 NO (rod in)
A tool case reference 7082850 is available which includes the following tools:
• 7814986  Maintenance tool for actuator NC DN25-40
• 7814972  Maintenance tool for actuator NC DN51-76
• 7814987
 Maintenance tool for actuator NC DN80-104
• 7814976  Maintenance tool for actuator NO DN25-150
DN
Reference
DN25
-
40
7814986
DN51 and DN63
–
76
7814972
DN80
–
104
7814987
DN125
-
150
7814988
DN
Reference
DN25
–
150
7814976
RISKS
When changing seals: Risk of
trapping fingers between the
actuator axis and the top of the seal
plate
SOLUTIONS
Maintenance tools for the NC actuator
RISKS
When fitting and removing the valve:
Risk of trapping fingers between the
valve and the valve body
SOLUTIONS
Maintenance tool for NO actuator
Safety device
Safety device
DANGER
!
DANGER
!