Repair; Spare Parts; Fuse Replacement - ABB ProcessMaster FEP611 Operating Instructions Manual

10 Repair

WARNING
Risk of injury due to live parts!
When the housing is open, contact protection is not provided
and EMC protection is limited.
Before opening the housing, switch off the power supply.
CAUTION
Risk of burns due to hot measuring media.
The device surface temperature may exceed 70 °C (158 °F),
depending on the measuring medium temperature!
Before starting work on the device, make sure that it has
cooled sufficiently.
NOTE
Damage to components!
The electronic components of the printed circuit board can
be damaged by static electricity (observe ESD guidelines).
Make sure that the static electricity in your body is
discharged before touching electronic components.

10.1 Spare parts

Repair and maintenance activities may only be performed by
authorized customer service personnel.
When replacing or repairing individual components, use
original spare parts.
NOTE
Spare parts can be ordered from ABB Service:
Please contact Customer Center Service acc. to page 2 for
nearest service location.
Change from two to one column
72 OI/FEP610/FEH610-EN Rev. B | ProcessMaster FEP610, HygienicMaster FEH610

10.2 Fuse replacement

NOTE
If the O-ring gasket is seated incorrectly or damaged,
this may have an adverse effect on the housing
protection class.
Follow the instructions in chapter "Opening and closing the
terminal box" on page 18 to open and close the housing
safely.
1
Fig. 51
1 Fuse holder with Fuse
There is a fuse in the transmitter terminal box.
Component
Fuse (T 500 mA, 250 V) for power
supply, suitable for all devices
Perform the following steps to replace the fuse:
1. Switch off the power supply.
2. Open the transmitter terminal box.
3. Remove LCD-Display
4. Pull out the defective fuse and insert a new fuse.
5. Insert the LCD indicator
6. Close the transmitter terminal box.
7. Switch on the power supply.
8. Check that the device is working correctly.
If the fuse blows again on activation, the device is defective
and must be replaced.
G12031
Order number
3KQR000443U0100