Alfa Laval Toftejorg TJ20G, Instruction Manual

Page: 19 / 34

Maintenance and Repair
(continued)
Remaining Assemblies
Reassembly
Before reassembly make sure that all parts are clean without deposits or build-up of foreign matter.
1. If necessary insert new Nozzle vanes (Pos. 20, see drawing page 17). Be careful not to damage
Nozzle vanes. Mount Nozzles (Pos. 21) and tighten with spanner.
2. Place Slide bearing (Pos. 14) in Body and push in Bearing for Turbine shaft (Pos. 3) with thumb.
Make sure that Bearing is fully home.
3. Inset Hub (Pos. 17) together with Ball retainer w. balls (Pos. 10). Mount Hub nut w. Ball race (Pos.
18) with Caliper (tool No. TE369) and tighten.
Note
: Left-hand thread
4. Place Washer (Pos. 22) on threaded pin on Hub cover and mount Cap nut (Pos. 23). Insert
spanner (tool No. TE81B041) into Body, hold Cap Nut (Pos. 23) and by hand screw on Hub cover
(Pos. 19) and tighten. Check free rotation of Hub.
5. Insert Internal gear (Pos. 13), mount Screws (Pos. 12) and tighten with Socket wrench (tool No.
TE462A).
6. Insert Stem (Pos. 16) together with Ball retainer w. balls (Pos. 10). Mount Stem nut w. ball race
(Pos. 9) with Caliper (tool No. TE369) and tighten. Turn Hub cover and check unrestricted rotation.
7. Place Retaining ring (Pos. 7) over Stem (Pos. 16) and push on Retainer spring (Pos. 6) and "click"
into groove in Stem. Check free rotation.
Page 18 Instruction Manual, Toftejorg TJ20G
IM-TE91A600-EN2
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