9
Note the voltage and current type as specified on the type label.
Authorized cable plug e.g. Type 2508
or other suitable cable plug in accor-
dance with DIN EN 175301-803
Form A
Seal
max. 1 Nm
Pulse version (optional, Code CF 16):
1
2
• Valve opens when current pulse min. 50 ms:
– on Pin 1, + on Pin 2
• Valve closes when current pulse min. 50 ms:
+ on Pin 1, – on Pin 2
6 MAINTENANCE, TROUBLESHOOTING
6.1 Safety instructions
WARNING!
Risk of injury from improper maintenance.
▶ Maintenance may be carried out by authorized technicians only and
with the appropriate tools.
Risk of injury from unintentional activation of the system and an
uncontrolled restart.
▶ Secure system from unintentional activation.
▶ Following maintenance, ensure a controlled restart.
6.2 Installation of the coil
WARNING!
Electric shock.
▶ Before reaching into the system, switch off the power supply and
secure to prevent reactivation.
▶ During installation ensure that the coil is situated firmly on the body
cover so that the protective conductor connection of the coil is con-
nected to the valve body.
▶ Check protective conductor contact after installing the coil.
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