1. Loosen screws [1] and remove plug/socket connector [2].
2. Pull fuse holder [3] out of pin carrier, open fuse cover and replace old fuses by
new ones.
Fuses F3/F4 (F1/F2): test /replace
Information For versions with electrical connection type KP/KPH, the fuses (F1/F2) are located
on the PSU board.
1. Loosen screws [1] and remove cover [2] on the rear of the actuator controls.
The power supply unit has measurement points (solder pins) allowing to perform
a resistance (continuity) measurement:
Measuring pointsVerifying
MTP1 – MTP2F1
MTP3 – MTP4F2
MTP5 – MTP6F3
MTP7 – MTP8F4
2. To replace defective fuses:. Carefully loosen power supply unit [3] and pull out.
(The fuses are on the equipped part of the power supply board).
Cable damage due to pinching!
Risk of functional failures.
→
Carefully assemble power supply unit to avoid pinching the cables.
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SGExC 05.1 – SGExC 12.1 Control unit: electromechanic
ACExC 01.2 Intrusive Modbus RTU Corrective action