Trane CCEB Installation Operation & Maintenance page 42

Air handling units
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Note: To prevent leaks, these actions shall also be performed when extreme operating conditions
are expected or wet cleaning is planned!
Figure 62: Sealing surfaces
Figure 63: Sealing the frontal joints
Only careful sealing secures the long tightness of the unit. For roof units, also the roof flange is to
seal, refer to Figure 64.
Figure 64: Sealing the roof flange

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