Difficulty

Moderate

Steps

12

Time Required

                          10 minutes

Sections

2

  • How to Open and Close Housing (SOMNOcomfort and SOMNObalance Ventilator)
  • 9 steps
  • Fuse
  • 3 steps

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0

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Introduction

What you need

Step 1

              How to Open and Close Housing (SOMNOcomfort and SOMNObalance Ventilator)
  • Remove the covering cap. (pg. 23)

Remove the covering cap. (pg. 23)

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Step 2

  • Place the unit upside down on a non-slip surface and remove the six screws. (pg. 23)

Place the unit upside down on a non-slip surface and remove the six screws. (pg. 23)

Step 3

  • Remove the lower part of the housing with a swiveling motion away to the side. Note the SOMNOcomfort series uses a shorter circuit board than the balance series ventilator. (pg. 23)

Remove the lower part of the housing with a swiveling motion away to the side. Note the SOMNOcomfort series uses a shorter circuit board than the balance series ventilator. (pg. 23)

Step 4

  • Remove the connector (X1) from the circuit board.
  • Pull the connecting cable (64) from its mount.
  • Now set aside the lower part of the housing. (pg. 23)

Remove the connector (X1) from the circuit board.

Pull the connecting cable (64) from its mount.

Now set aside the lower part of the housing. (pg. 23)

Step 5

  • Next, how to close the compartment and reverse the process.
  • Hold the lower part of the housing to the upper part at an angle
  • Attach the connector (X1) to the main circuit board. When doing so the connector’s nub has to point towards the lock. (pg. 24)

Next, how to close the compartment and reverse the process.

Hold the lower part of the housing to the upper part at an angle

Attach the connector (X1) to the main circuit board. When doing so the connector’s nub has to point towards the lock. (pg. 24)

Step 6

  • Properly align the main circuit board inside the unit.
  • Attach the connecting cable (64) to its mount (pg. 24)

Properly align the main circuit board inside the unit.

Attach the connecting cable (64) to its mount (pg. 24)

Step 7

  • Place the lower part of the housing on the upper part (47). Please make sure the main circuit board (44) is aligned properly, and that the connecting cable (64) is not being squeezed anywhere. (pg. 24)

Place the lower part of the housing on the upper part (47). Please make sure the main circuit board (44) is aligned properly, and that the connecting cable (64) is not being squeezed anywhere. (pg. 24)

Step 8

  • Now reattach the upper part of the housing by tightening the six screws. (pg. 24)

Now reattach the upper part of the housing by tightening the six screws. (pg. 24)

Step 9

  • Insert the covering cap. (pg. 24)

Insert the covering cap. (pg. 24)

Step 10

              Fuse
  • Open the unit (refer to the guide “How to Open and Close Housing”)

Open the unit (refer to the guide “How to Open and Close Housing”)

Step 11

  • Remove the defective fuse(76 or 77) and replace with a new one. (pg. 27)
  • Ensure the correct amperage is used. Use fuses mentioned in the Replacement parts list only. Using other fuses may cause damage to the main circuit board.
  • 76 refers to the fuse in SOMNObalance. 77 refers to the fuse in SOMNOcomfort.

Remove the defective fuse(76 or 77) and replace with a new one. (pg. 27)

Ensure the correct amperage is used. Use fuses mentioned in the Replacement parts list only. Using other fuses may cause damage to the main circuit board.

76 refers to the fuse in SOMNObalance. 77 refers to the fuse in SOMNOcomfort.

Step 12

  • Close the Unit (refer to the guide “How to Open and Close Housing”).

Close the Unit (refer to the guide “How to Open and Close Housing”).

Check that everything is working properly after having successfully replaced the fuse.

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Author

                                      with 2 other contributors 


                    Katie Steidl

Member since: 05/04/2020

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                       Cal Poly, Team S1-G3, Zimmerman Spring 2020                        

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