Material And Spare Parts Required; Procedure - ABB UZE Repair Manual

3 Repairs and adjustments

3.4.3 Material and spare parts required

Each end stop consists of:
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3.4.4 Procedure

Indicating plate
Protection plate
Pivoting arm
fm_00108
Fig. 8.
1.
Pivoting arm
Stop screw
Lower end stop
fm_00108
Fig. 9.
24
One socket head cap screw M5x12
One lock nut M5
9
11
7
13
5
3
1
Change the lower end stop in the following way:
- Operate to the new lowest position +1.
- Mark up the first hole below the pivoting arm (Fig. 9).
-
Operate the on-load tap-changer to a position where the marked hole is accessible
and mount the extra stop screw.
9
11
7
13
5
15
15
3
17
17
1
Pivoting arm
Socket head cap
screw M5x12
Lock nut M5
Upper end stop
1ZSE 5492-128 en, Rev. 4