Detroit Radiant Products Company LD3 Series - Manual (Page 22)

50,000 BTU/h Models
22
LD3 Series
Final Heater Assembly
Chart 3.6 • Tube Installation Sequence and Secured Joints for Reflectors
40,000 BTU/h Models
3.0 Installation • Final Heater Assembly
A
B
A
A
D
D
C B
D
4” to 3” Tapered Titanium Treated
Combustion Chamber with 4” Stainless
Steel Clamp
3” Aluminized Radiant Tube Exchanger
with 3” Clamp
4” Titanium Treated Combustion
Chamber with 4” Stainless Steel Clamp
4” to 3” Tapered Aluminized Steel
Tube Exchanger with 4” Clamp
C
D
C B
C B
NOTE: When securing joints on
reflectors which are rotated on
an angle from horizontal, secure
joint only on top side of reflector
to allow for sufficient heater
expansion and contraction.
1 to 45° Mounting Angle
0° Mounting Angle
30 Foot
20 Foot
15 Foot
15 Foot
20 Foot
Burner Control Box
w/16 in. Burner Tube
Key
Expansion Joint on
Reflectors
Secured Joint on
Reflectors (see note)
Secure vent material to exchanger with
three #8 sheet metal screws. Seal with
high temperature silicone sealant. Do
not use tube clamp.