Optical Sensor And Controller Replacement - Pentair Autotrol 255 Logix 740-760 Installer Manual

Installer Manual 255-LOGIX 740-760 - Maintenance

9.4.9. Optical sensor and controller replacement

No.
Note
To remove the optical sensor, you first have to disassemble the camshaft. See "Motor and
camshaft replacement", page 59.
Caution
Take care with sharp edges.
The optical sensor (2) is clipped on the front edge, gently press on the clips to release the
A
optical sensor (2) from its location.
B Press the controller locking pad (4) and slide the controller (3) out of its position.
C Disconnect the cables from the controller by pressing on the clip and pulling them.
Caution
When refitting, always use the cables guide (1) to secure the cables. This will prevent the
cables from being crushed or cut when closing the cover or by the camshaft during
regeneration cycles.
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Operation
Ref. MKT-IM-001 / C - 08.10.2019