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BIFFI ICON3000 Service Manual

BIFFI ICON3000
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Service Manual
MDE 252 Rev. 1 December 2021
Troubleshooting 25
Section 2: Troubleshooting
2.8 The Motor Runs but the Actuator Does Not
Move the Valve
In case the local display does not change the valve position indicators:
1. Check that the manual declutch lever is not stuck in manual operation position.
2. Rotate the handwheel a few degrees to remove all possible sticking between the
handwheel and the drive sleeve.
In case the local display changes the valve position indicators:
1. Verify the stem nut correctly ts in the actuator base.
2. Verify the stem nut has sufcient engagement with the valve stem.
3. Verify the key correctly ts in bore/keyways applications.
4. Check that the valve works in manual operation. If not, it is necessary to check the
manual control area as follows:
a. Loosen the handwheel security dowel.
b. Remove the handwheel.
c. Remove the cover supporting the handwheel.
d. Check the integrity of the internal parts.
e. Proceeding with the assembly, follow the reverse order of the disassembly.
f. Make sure there are no foreign bodies. Pay attention not to damage the
O-ring seals.
Figure 6
Figure 7
Figure 8

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BIFFI ICON3000 Specifications

General IconGeneral
BrandBIFFI
ModelICON3000
CategoryControl Unit
LanguageEnglish

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