SensoGate WA131MH
38
7.2 Retractable Fitting: Emergency Release
WARNING! Process or rinse medium, possibly containing hazardous substances, can escape
from the SensoGate WA131MH or the process port.
Follow the safety instructions.
WARNING! The emergency release deactivates the safeguard “Immersion lock without
mounted sensor” (the lock in SERVICE or PROCESS position is not affected).
Reset the emergency
release after successful troubleshooting.
Note:
An emergency release may be necessary in the event of a fault in the locking function, e.g., if the
safety lock button cannot be depressed in any position.
1)
1
2
3
4
5
WARNING! Pressurized process medium may escape from the process port.
Loosen the cou-
pling nut of the process connection a maximum of one full turn.
01.
Loosen the coupling nut
(2)
a maximum of one full turn until the recess
(3)
is underneath the set
screw
(4)
.
Drive Unit: Disassembly, p. 31
02.
Using the Allen wrench A/F 2.5 mm
(1)
, screw in the set screw
(4)
up to the stop.
03.
Move the SensoGate WA131MH into the SERVICE position.
Moving into the SERVICE Position, p. 24
04.
Perform troubleshooting; as required, send the SensoGate WA131MH to Knick for repair.
Note:
The function of the safeguard “Immersion lock without a mounted sensor” is only assured if the
set screw
(4)
is correctly installed.
05.
Unscrew the set screw
(4)
using the Allen wrench A/F 2.5 mm
(1)
until the set screw
(4)
lies flush
with the outer face of the drive unit.
06.
Fasten the coupling nut
(2)
07.
As required, check the function of the “Immersion lock without a mounted sensor”.
Immersion Lock Without a Mounted Solid-Electrolyte Sensor: Functional Test, p. 29
Immersion Lock Without a Mounted Liquid-Electrolyte Sensor: Functional Test, p. 30
1)
On versions with the safeguard “Immersion lock without a mounted sensor”, the safety lock button cannot be de-
pressed if the sensor is not mounted.
