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HOW TO SERVICE NOVA CHUCKS
SAFETY WARNING
Safety glasses must be worn when dealing with snap rings on the
chucks. Snap rings can for fly off in any direction. Use caution and
wear safety glasses.
Note: Remove jaws or any other accessories attached on the chucks
before disassembling the chucks. Wipe/blow off visible dust from the
chucks before disassembly.
Preparation:
Before starting the disassembly, lay a disposable thick towel or cloth on top of the
working area as the disassembly process can get messy. The towel will protect the
chuck body during this process.
This guide outlines the disassembly, cleaning and reassembly for:
Precision Midi
G3
SuperNOVA2
Titan
p.1
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Related Manuals for Nova 13060
Summarization of Contents
How to Service Nova Chucks
Safety Warnings
Mandatory use of safety glasses when handling snap rings due to potential fly-off risk.
Preparation for Service
Lay a protective towel on the working area to manage mess and protect the chuck body during disassembly.
SuperNova2 Chuck Disassembly
Step 1: Initial Positioning
Place the chuck face down; jaw slides can be in any position for this step.
Step 2: Retaining Ring Removal
Use external circlip pliers to remove the retaining ring from the chuck body.
Step 3: Backing Plate Removal
Remove the backing plate using screwdrivers or a soft mallet, noting it may be stuck by lubricant.
Step 4: Gear and Scroll Ring Removal
Push out pinion gears and slide out the scroll ring, which may require tapping if stuck.
Step 5: Jaw Slide Removal
Mark jaw slides for correct orientation before removing them from the chuck body.
Step 6: Parts Inventory
Ensure all disassembled parts, including chuck body, gears, and slides, are accounted for.
SuperNova2 Chuck Cleaning
Initial Dirt Removal
Wipe off visible dirt from all main parts, such as the scroll ring, jaw slides, and chuck body.
Grime Removal with Degreaser
Apply a degreaser/rust remover to built-up grime on each part and let it sit for at least two hours.
Detailed Cleaning with Wired Brush
Use a wired brush to clean rust and grime from difficult areas like scroll ring and jaw slide slits.
Final Drying and Residue Check
Wipe parts with a clean cloth to ensure they are dry and leave no sticky residue on fingers.
SuperNova2 Chuck Reassembly
Step 1: Lubrication of Surfaces
Apply generous lubricant to all surfaces that come into contact with other parts during assembly.
Step 2: Reinserting Jaw Slides
Reinsert jaw slides into their original slots, counting up from 1-4 clockwise.
Step 3: Aligning Jaw Slides
Flip the chuck and position jaw slides to form a square in the center for proper fit.
Step 4: Scroll Ring and Pinion Gear Installation
Slide scroll ring, rotate to engage jaw slides, lubricate its geared side, and insert pinion gears.
Step 5: Final Checks
Rotate scroll ring to check jaw slide alignment and ensure snap ring is correctly installed.
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