Open The Device - Weinmann MEDUMAT Easy CPR Service And Repair Instructions

6.3 Open the device

Materials and tools required
• ESD-protected workplace
• Size 1 Phillips screwdriver
• Tubular hexagon box wrench, 10 mm
• Special tool WM 22829 from special tool set WM 15349
• Flat-nose pliers
1. Use a coin to open battery compartment latch
and remove battery
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2. Lift off cover of the adjuster knob.
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3. Hold adjuster knob
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tool and undo the nut (max. 2 turns) using a
tubular hexagon box wrench (10 mm).
4. Pull off adjuster knob
5. Place the device on a non-slip surface and
unscrew the 4 screws
the device.
6. Place the device on its side and pull both parts
of the housing carefully apart until the retaining
pin of the knob is pulled right out of upper part
of housing .
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7. Take speaker out of lower part of the
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housing and disconnect the electrical
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connection.
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Repair information and instructions
.
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steady with the special
.
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from the rear wall of
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