Vacuum System
Symptoms
Unable to generate a
vacuum
1.
Unable to maintain a
vacuum
2.
Vacuum tube(s) split or disconnected
Inspect and repair/replace as necessary
Check and clean/replace the check valve
Filter blocked, replace Filter
Limited ankle movement creating insufficient vacuum due to:
1. Excessive PF/DF setting
2. Footwear
Vacuum tube(s) split or disconnected
Inspect and repair/replace as necessary
Check and clean/replace the check valve
Leakage at socket valve/barbs
Reseal valve/barb
Porous socket
Seal with lacquer/re-make
Check the integrity of the vacuum seal at the socket/
residuum interface
15
Cause/Remedy
938432/3-1219