MECHANICS MAINTENANCE
Before trying to maintenance the VS9, review the safety precautions paragraph carefully, and read all assembly-disassembly instructions on
Pages 2-6. Wear gloves when handling plate units.
Since the VS9 contains no internal power source, most problems can be immediately traced to improper assembly, improper adjustment or
worn parts. The Trouble Shooting Guide on Page 7 lists the most common problems and corrective measures.
REPLACEMENT PARTS AND ASSEMBLIES
Replacement parts and assemblies are displayed in Figure 1 through 3. When ordering, always include Univex part numbers and item
descriptions. Common hardware parts are identified in normal nomenclature.
TROUBLESHOOTING GUIDE
Caution: Review all safety notes and disconnect electricity
to power source equipment before attempting corrective measures.
TROUBLE
POSSIBLE CAUSE
SOLUTION
1. Power source equipment is under power
but plate will not turn.
PTO adaptor missing from power take-off
assembly
Replace PTO adaptor.
2. Knife or plate scraping front housing.
Thrust bearing loose, or lock pin not fully
engaged.
Tighten thrust bearing immediately, make
sure lock is properly engaged pin.
3. Shredding plates loose or rattling.
Plate is loose on hub pins.
Inspect shredder plate assembly to assure
plate is shouldered firmly up on pins.
Inspect shredder plate to assure it is not
bent
4. Front housing will not shut tightly.
Latch set screw out of adjustment.
Adjust set screw at rear of latch [Figure
1(12)].
5. Mounted VS9 unit rattles when under
power.
Thumb screw or securing mechanism on
power take-off assembly missing or too
loose.
Tighten or replace.
6. Feed plate scraping plates.
Feed plate adjusting unit out of
adjustment.
Back off feed plate adjusting nut.
PAGE 9
