Service item
Action
Cable
1. If the outer jacket is damaged, then replace the cable.
2. Check that the cables do not have any sharp bends and are not pinched.
Cooling system
If the flow through the system has been partly restricted, then rinse and clean.
Level sensors or
other sensor
equipment
1. Check the functionality.
2. Repair or replace any damaged equipment.
3. Clean and adjust the equipment.
Starter equipment 1. Check the condition and functionality.
2. Contact an electrician, if necessary.
Insulation
resistance in the
stator
1. Check the insulation between:
– Phase–phase on the stator
– Phase–ground (earth)
The insulation should be > 1 megaohm. Use a 1000-VDC megger to test the
insulation.
2. If the resulting value is < 1 megaohm, then contact an authorized service shop.
4.7.2 Overhaul
The basic repair kit includes O-rings, seals, and bearings.
For an overhaul, do the following in addition to the tasks listed under Inspection.
Service item
Action
Support and main bearing
Replace the bearings with new bearings.
Mechanical seal
Replace with new seal units.
4 Maintenance
60
2620.172/.281 Service and Repair Instructions
Summary of Contents for Flygt 2620.172
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