Hunter Technical Support Document

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Commercial Rotors - I-90 Rotor Nozzle Installation Instructions

Topics: 
Adjustment, Installation Procedures

When installing nozzles you must also correctly set the stator to ensure proper speed of rotation. Failure to correctly set the stator may cause a non-rotation condition. Click here for stator ring installation and adjustment instructions.

Step 1

Remove the logo cap, which is retained by a central Phillips screw.

Step 2

Removing the logo cap will allow access to the nozzle's set screw.

Step 3

The nozzle is retained in the nozzle housing by a setscrew. Back out the setscrew using the hex key on the Hunter wrench to allow for nozzle removal.

Step 4

Grasp the nozzle with pliers and pull to remove.

Step 5

Insert the replacement nozzle in the housing. Press firmly to fully seat the nozzle so that it will clear the retaining setscrew.

Step 6

Using the hex key on the Hunter wrench, turn the set screw down to retain the nozzle. Replace logo cap and the central phillips screw.

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