Trane CLCH-IM-16A Installation And Maintenance Manual page 22

Figure 11
Control Wiring Assembly
Inner Access Cover
Roof Assembly at Section Splits (All Unit Sizes)
1 Apply two rows of butyl tape at the roof seams,
covering the hole pattern.
2 Align the roof panels together at the seams and
bring the two sections together. Secure the roof
panels in place with 5/16 X 3/4" screws and 5/16"
nuts.
3 Slide the roof joint strip along the flat flange
formed by the joined roof panels, allowing 4"hang
on the ends.
4 (For Unit Sizes 3 - 40 when the roof joint strip is in
two pieces): Apply a piece of butyl tape where the
strips come together and place a cover directly
over the tape. Then slide the two strips on the roof
panels as shown in Figure 12 .
5 Crimp down the two overhanging ends and
secure with #10-16 x 3/4" sheet metal screws.
Figure 12
Roof Assembly at Section Splits
Roof Joint Strip (in 2 Pieces)
Cover
Unit Sizes 3-40
Installation and Maintenance
Outer Access Cover
Tape
Wire Harness
Foam Block
Outer Roof Panel
Base Assembly
1 Slide the 1/2" threaded rod through the hole in
each of the two joined base sections as shown.
2 Install two flat washers, lockwasher, and 1/2" nut
at each rod end. Tighten both nuts.
3 Install the flashing piece on the base assembly.
Secure in place with two #10-16 x 3/4" sheet
metal screws.
4 Repeat steps 1 - 3 for the base assembly on the
other side of the unit.
Figure 13
Joining Base Assembly
Threaded Rod
Base Sections
Panel Assembly
1 Leaving the paper backing on the tape, apply
butyl tape (tape side down) along the length of the
panel seam.
Flashing
Flat Washers,
Lockwasher
and 1/2" Nut
19