Ametek JOFRA ATC-125, Руководство по обслуживанию

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ATC-125 A/B:
In the bottom of the well, unscrew
the 4 nuts holding the sensor cover
and gently remove it.
Remove the outer layer of
insulation - when reassembling a
new insulation layer must be used.
Cut the plastic strap holding
together the wires from the
reference sensor and the 3
thermocouples.
Now the sensor can be retracted.
K. Replacement of Thermocouples
(Exploded views – fig. 3.2, pos. 21, fig. 3.3 + 3.5 + 3.7,
pos.18)
To replace the thermocoupler in the well unit, follow steps A
through D followed by step F and then follow the procedure
given below:
ATC-156 A/B:
Place the well unit upside down
and remove the 2 screws from the
Connection PCB.
Carefully lift up the Connection
PCB and retract the thermo-
coupler from the well unit.