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4.2. How to Assemble Instructions
4.2a. How to Assemble the Back-flow Protector
4.2b. How to Disassemble Back-flow Protector
1. Insert silicone membrane into the top (smaller) case of the protector.
2. Snap-on the top case with the bottom (larger) case to complete assembly.
As shown in the picture, hold the top (smaller)
case of the Back-flow Protector in one hand and
place thumb of other hand on tab (circled) on
bottom (larger) case. Pull the bottom (larger)
case in the direction of the arrow to disassemble.
Locking Ring/Disc
Breast Milk Bottle
Pump Unit
Breast Flange
Back-flow Protector
Tubing
Silicone Valve
12V AC Adapter
Back-flow Protector
①
②
①
②