JEC Pumps JRZL Series, Руководство по эксплуатации и техническому обслуживанию

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28
Gearbox Assembly
1.
Clean and lubricate the front & rear bearing areas of the drive &
idle shafts with oil.
Fit the front bearing, spacer and rear bearing on the shaft
sequentially by arbor press (or heat 120
℃
(250F) up by heater).
Position the gearbox (1) with wet end side facing up and be sure
to place carefully for the gasket face(downside) of cover during
this time.
Clean and lubricate the front and rear bearing areas with oil.
Insert the shaft perpendicularly one by one to the gearbox
properly. There should be a tight sliding fit between the gearbox
and the bearing outer rings. Press the shaft into gear case until
bearings are fully seated.
2. Lubricate and install the front bearing oil seals set (21,22,24 into
the bearing gland) on the Gearbox.
Place the front bearing gland set on the both rotors and insert
carefully for the Oil seal spring inside of the gland set would not
be deflected during insert. Set the Bolt & washer, and tighten.
3. Place the gear spacer (16) over the shafts.
Clean and lubricate the gear area of the shaft and the face of the
lock washer with oil.
Align both shafts so that the gear keys (10) slots are on to the 12
o’clock position shown in Figure 41.
Fig. 38
Fig. 39
Fig. 40
Fig. 41