Maintenance - Otto Bock 17B95 Instructions For Use Manual

Using protective devices
► Protect the product against dirt: Use suitable protective devices
(e.g. joint protectors).
6 Cleaning
Promptly clean the product after contact with water containing salt, chlorine
or soap, or if it gets dirty.
1) Rinse system joints with clean fresh water.
2) Dry system joints with a cloth or allow to air dry. Avoid exposure to direct
heat (e.g. from an oven or radiator).

7 Maintenance

CAUTION
Wear and tear of the locking mechanism
Injuries due to changes in or loss of functionality
► In case of wear and tear of the locking mechanism, replace the lock
wedge or the lock lever and/or the lower joint section.
INFORMATION
Increased wear and tear
The orthotic knee joints are intended only for use in combination with free-
motion or foot lifting orthotic ankle joints. Wear occurs more rapidly in
combinations involving orthotic ankle joints with a dorsal stop.
INFORMATION
The product may be exposed to increased loads by the patient.
► Shorten the maintenance intervals according to the expected loads.
The manufacturer requires at least a semi-annual inspection of the product
to verify functionality and check for wear.
Spare parts are listed in the section "Components/design".
Only use 633F7 special lubricant.
Replacing the compression spring
Replace the compression spring at least once a year or if there are signs of
wear and tear.
► Disassemble the locking rocker to replace the compression spring (see
fig. 2).
1) Remove the notch pin and unscrew the countersunk screw.
2) Remove the bushing and the locking rocker from the upper joint section.
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