Trane Performance Climate Changer PSCA - Page 27

Installation - Mechanical
CLCH-SVX013B-EN 27
Flashing Installation
For additional information, see “Flashing Installation
Notes,” p. 29.
For hood installations, see “Install flashing and hood,”
p. 30.
1. See Figure 33. Apply Butyl tape (Item 8) to
perpendicular-to-airflow flashing
(Item 9) and secure
to base rail with
screws (Item 4) on front and back of
unit (see Detail A in Figure 36).
2. Apply Butyl tape (Item 8) to direction-of-airflow
flashing (Item
12) and secure to base rails with
screws
(Item 4). Start at corners to ensure tight corner seams.
Apply caulk (Item 14) to create water-tight seal (see
Detail A and Detail C in Figure 35).
3. Install seam covers (Item 13) to all flashing seams (see
De
tail D in Figure 36).
If second level of unit is shorter than first level, see
“Flashing Installation for Stacked Unit With
Second Level
Sh
orter Than First,” p. 28.
Figure 33. Flashing installation
(9) Guard:
Perpendicular-to-
airflow flashing
(8) Tape:
0.12T x 1.00W
gray Butyl
(12) Guard:
Direction-of-
airflow flashing
(8) Tape:
0.12T x 1.00W
gray Butyl
(9) Guard:
Perpendicular-to-
airflow flashing