Valor L1 1600KN Installation Manual page 73

Appendix D—HeatShift System
Y Max. Allowable
Vertical Rise Horizontal
30"
36"
42"
48"
54"
60"
66"
12'-0"
X
With Plenum
Offset
24"
36"
48"
60"
72"
84"
Support horizontal
96"
sections of pipe using
strapping every 24"
96" Max.
5" Min. bend
radius
Maximum allowable Horizontal Offset
With Plates
Support horizontal
sections of pipe using
strapping every 24"
5" Min. bend
radius
Maximum allowable Horizontal Offset
LDK 1, LDK 3 or LDK 4
8"
Min. bend
radius
+
5"
4
12
DO NOT RUN
pipe horizontal.
Minimum slope 4:12
Top of fireplace
'X'
(offset for take-off
that's furthest away)
Min. 2-1/2" opening required at ceiling
14"
min.
Min. bend
radius
+
5"
4
12
DO NOT RUN
pipe horizontal.
Minimum slope 4:12
Top of fireplace
'X'
(offset for take-off
that's furthest away)
Ceiling
Min. 2-1/2"
clearance
to ceiling
Min. 1"
Vertical Rise
clearance to
'Y'
combustibles
(Min. 30"
around pipes
Max. 12'-0")
Ceiling
LDK 7 - Duct
Termination Plates
Min. 1"
Vertical Rise
clearance to
'Y'
combustibles
(Min. 30"
around pipes
Max. 12'-0")
73