Pinpoint Test B: The Roof Opening Panel Leaks

Roof Opening Panel

Pinpoint Tests

Pinpoint Test B: The Roof Opening Panel Leaks

Normal Operation

When the roof opening panel glass is completely closed, it should be within specifications. Refer to Specifications.

This pinpoint test is intended to diagnose the following:
- Roof opening panel alignment
- Roof opening panel drain hose(s)
- Roof opening panel seal/weatherstrip
- Roof opening panel frame



PINPOINT TEST B: THE ROOF OPENING PANEL LEAKS

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B1 CHECK THE ALIGNMENT OF THE ROOF OPENING PANEL


- NOTE: Make sure the roof opening panel weatherstrip is not cracked or loose.
- Check the roof opening panel weatherstrip condition and verify the roof opening panel glass is aligned properly.
- Is the roof opening panel glass aligned and weatherstrip sealing correctly?

Yes
GO to B2.

No
INSTALL a new roof opening panel weatherstrip and/or ALIGN the roof opening panel. REFER to Roof Opening Panel Weatherstrip Service and Repair and/or Roof Opening Panel Alignment Adjustments. TEST the system for normal operation.

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B2 CHECK THE ROOF OPENING PANEL DRAIN HOSES


- NOTE: Make sure the roof opening panel drain hoses are not cracked, slit, pinched or obstructed.
- Check the 4 roof opening panel drain hoses for correct operation.
- Are the roof opening panel drain hoses OK?

Yes
GO to B3.

No
REPAIR or INSTALL a new roof opening panel drain hose(s). TEST the system for normal operation.

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B3 CHECK THE ROOF OPENING PANEL DRAIN HOSE ATTACHMENT POINTS


- NOTE: Make sure the roof opening panel drain hose attachment points are not damaged or obstructed.
- Check the roof opening panel drain hose attachment points for correct attachment.
- Are the roof opening panel drain hose attachment points OK?

Yes
GO to B4.

No
REPAIR or INSTALL a new roof opening panel frame. REFER to Roof Opening Panel Roof Opening Panel. TEST the system for normal operation.

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B4 CHECK THE CONDITION OF THE ROOF OPENING GLASS PANEL


- Check the roof opening panel frame for damage that may cause the roof opening panel glass seal to seat incorrectly.
- Is the roof opening panel frame OK?

Yes
INSTALL a new roof opening panel glass. REFER to Roof Opening Panel Glass Roof Opening Panel Glass. TEST the system for normal operation.

No
REPAIR or INSTALL a new roof opening panel frame. REFER to Roof Opening Panel Roof Opening Panel. TEST the system for normal operation.

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