22. Place a thin bead of Loctite® 515 on the machined
surface of the seal housing as shown in Figure 4.8-2.
Do not over apply.
FIGURE 4.8-2 SEAL HOUSING (20-25 HP)
23. Lubricate the assembly sleeve lightly with clean
coolant.
24. Slide the sleeve into the seal housing assembly,
starting from the outboard side of the housing. Install
a new check valve ball in the seal housing.
25. Lubricate the wear sleeve lightly with clean
coolant.
26. Slide the seal housing with the assembly sleeve
installed over the shaft until it locates against the wear
sleeve.
27. Make sure the check valve ball is in place and
carefully slide the seal housing assembly off the
assembly sleeve and onto the wear sleeve on the
rotor. (A small amount of grease can be used to hold
the check valve ball in place for assembly).
28. Push the rotor seal housing assembly against the
rotor housing.
29. Remove assembly sleeve.
30. Attach the seal housing to the rotor housing with
nine screws and tighten to 18 Ibs. ft. (2.5 kg. m).
31. Reinstall sheave and sheave-retaining hardware,
apply Loctite® 242 to clamp screw and tighten to 32
Ibs. ft. (4.4 kg. m).
23
32. Reinstall belts.
33. Reinstall belt guards and enclosure.
INSTALLATION(30 HP)
1. Remove enclosure, (if so equipped).
2. Remove V-belts and airend sheave. Note airend
sheave is heat shrink fit to shaft and puller is required
to remove.
3. Remove seal housing from airend assembly.
4. Drive both seals out of seal housing, being careful
not to damage seal housing bore.
5. Discard seals.
6. Remove and save retaining ring from seal housing.
7. Remove check valve ball and plug from seal hous-
ing.
8. Inspect wear sleeve. If damage or excessive wear
is present the wear sleeve must be replaced.
9. Thoroughly clean and degrease the seal housing
and wear sleeve journal on the rotor.
10. Clean scavenge holes in seal housing and in the
rotor housing (See Figure 4.8-3).
FIGURE 4.8-3 SHAFT SEAL ASSEMBLY (30 HP)
BEAD OF
LOCTITE® 515
SCAVENGE
HOLES
LIP EDGE
OF SEAL
INWARD
WEAR
SLEEVE
ASSEMBLY
SLEEVE
Содержание EP 20-ESP
Страница 35: ...33 6 0 REFERENCE DRAWINGS 6 1 ELECTRICAL SCHEMATIC FULL VOLTAGE 39884143 REV 01...
Страница 36: ...34 6 2 ELECTRICAL SCHEMATIC STAR DELTA 39884150 REV 01...
Страница 38: ...36 6 4 FOUNDATION PLAN TANK MOUNTED CONTINUED 39871975 REV 03...
Страница 39: ...37 6 4 FOUNDATION PLAN TANK MOUNTED 39871975 REV 03...
Страница 40: ...38 6 5 FOUNDATION PLAN BASE MOUNTED CONTINUED 39872835 REV 03...
Страница 41: ...39 6 5 FOUNDATION PLAN BASE MOUNTED 39872835 REV 03...
Страница 44: ...42 39876461 REV 02...
Страница 46: ...44 39880844 REV 01...
Страница 48: ...46 39872031 REV 01 SEE PIPING ASSEMBLY OPTIONS...
Страница 52: ...50 39872023 REV 02 TO AFTERCOOLER TO AFTERCOOLER...
Страница 57: ...55 DATE RUN TIME WORK DONE QTY UNIT WORK HOURS MEASURE BY 8 0 MAINTENANCE RECORD...
Страница 58: ...56 DATE RUN TIME WORK DONE QTY UNIT WORK HOURS MEASURE BY MAINTENANCE RECORD...