Difficulty
Moderate
Steps
14
Time Required
25 - 35 minutes
Sections
3
- Air and O2 Blender
- 3 steps
- Air and O2 Inlet Manifold
- 4 steps
- Power Entry Module
- 7 steps
Flags
0
BackBear 1000 Ventilator
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Introduction
What you need
Step 1
Air and O2 Blender
- Remove the ribbon cable at the connection on the oxygen blender control board.
Remove the ribbon cable at the connection on the oxygen blender control board.
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Step 2
- Mark the plastic hoses attached to the oxygen blender (so you can put them back on the same way) and then remove.
Mark the plastic hoses attached to the oxygen blender (so you can put them back on the same way) and then remove.
Step 3
- The air/oxygen blender has two screws close to the control board. Remove them and remove the unit.
The air/oxygen blender has two screws close to the control board. Remove them and remove the unit.
Step 4
Air and O2 Inlet Manifold
- Remove the pneumatic and electrical connections labeled.
Remove the pneumatic and electrical connections labeled.
Step 5
- Remove the water trap bowls on the rear of the unit.
Remove the water trap bowls on the rear of the unit.
Step 6
- Remove the four screws and remove the manifold.
Remove the four screws and remove the manifold.
Step 7
- Remove the two screws holding the power supply to the manifold.
Remove the two screws holding the power supply to the manifold.
Step 8
Power Entry Module
- Mark or label the 6 faston connections as to position and remove
Mark or label the 6 faston connections as to position and remove
Step 9
- Mark or label the two wires going to the power switch and remove at the power switch end
Mark or label the two wires going to the power switch and remove at the power switch end
Step 10
- Using an allen wrench, remove the power cord retaining bracket.
Using an allen wrench, remove the power cord retaining bracket.
Step 11
- Using an allen wrench, remove the mounting screwa and nuts from the Power Entry Module.
Using an allen wrench, remove the mounting screwa and nuts from the Power Entry Module.
Step 12
- After removing the heat shrink tubing, unsolder the two lower wires from the Power Entry Module, noting locations.
After removing the heat shrink tubing, unsolder the two lower wires from the Power Entry Module, noting locations.
Step 13
- Solder the wires to the replacement module, covering the joints with heat shrink tubing.
Solder the wires to the replacement module, covering the joints with heat shrink tubing.
Step 14
- Transfer the voltage selector drum from the original module to the replacement and reinstall.
Transfer the voltage selector drum from the original module to the replacement and reinstall.
To reassemble your device, follow these instructions in reverse order.
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Eli Ferman
Member since: 04/08/2020
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Team
Cal Poly, Team S7-G12, Paton Fall 2020
Member of Cal Poly, Team S7-G12, Paton Fall 2020
CPSU-PATON-F20S7G12
2 Members
6 Guides authored