BETE Fog Nozzle, Inc.
HydroWhirl®Orbitor Page 6 of 24
Nozzle Head and Rear Plate – Disassembly
Please refer to Figures 1 and 2.
1. Place the Orbitor in the vice, holding onto rear plate flats (DM02142).
Ensure machine is securely held in place before proceeding to the
next step.
2. Use tool (DM00750) to unscrew nozzle head (DM02141), in an
anti-clockwise direction.
Please Note – The assembly has 180° of lost motion.
3. The nozzle head (DM02141) should now be free to lift off.
4. Lift machine off the nozzle head shaft (DM02143).
Please Note – Be careful not to lose any seals, spacers or
bushes.
5. Check seal in nozzle head (DM00699) for wear or damage to the
seal lip, if excessively worn or damaged, then remove by cutting free.
6. There should be a ceramic seal insert (DM00698) left in the main
body. This should be replaced if the ceramic coating is chipped or
worn.
7. The bush (DM02032) will still be inside the main body (DM02139)
and should be carefully assessed for signs of wear.
8. The nozzle head bevel gear (DM02147) should still be on the nozzle
head shaft (DM02143) and should also be assessed for any signs of
wear to the gear teeth.
9. Inspect the stream straighteners for any foreign bodies and remove if
necessary.
10. Check rear plate seal (DM00699) for wear or damage to the seal lip.
11. Turn main body (DM02139) over and inspect second ceramic seal
insert for wear or damage.
12. Now both bushes (DM02032) in main head can be removed but only
if they are required to be replaced.
13. Lastly the nozzle head bevel gear (DM02147) can be lifted off the
nozzle shaft.
14. For Hi-capacity version see Figure 13.
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