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LifeSpan CORTEX DBADJUST52.5PAIR Manual page 5

Adjustable dumbbells

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3. The dumbbell handle and weight plates are symmetrical, therefore you may insert the
handle with either end acing the user as long as the same weight is selected on both ends.
Problem:
Adjustment knob will not turn while handle is in base.
Answer:
A. Ensure the handle is fully depressed into the dumbbell base. If not fully depressed, the
locking mechanism will not be released.
B. Check to see if any weight plates have been put into base backwards. All weight plates
must have the selection tongue facing away from the grip of handle.
Problem:
Dumbbell handle does not insert into base when no plates are selected.
Answer:
A. Make sure both adjustment knobs are set directly to 2.5KG or 5LB.
B. Make sure all weight plates have the selection tongue facing away from dumbbell grip.
3. TROUBLESHOOTING
5
Adjustable Dumbbells

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