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Fig. 4 — Roof Curb Adapter — (48AJ,AK060 and 48EJ,EK054-068 Units on 48DD,DF054-064 Retrofit, Part No. CRRCADPT005A00)
NOTES:
1. Unless otherwise specified, all dimensions are to outside of part.
2. Seal strip to be placed covering reference holes.
3. Phantom lines represent seal strip. Total length required is 75 linear ft.
4. If existing seal strip around roof curb seems damaged, replace it. Total
length required is 62 linear ft.
5. Five crossrails are field located per dimensions shown and secured using
self-tapping screws.
6. 48A and 48E series units will overhang existing “DD” or “DF” roof curbs by
2.98″ at indoor motor end and 15.08″ at compressor end.
7. Ductwork (field supplied) must be notched to clear three crossrails.
8. Dimensions in [ ] are millimeters.