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SECTION 7: U-TUBE HEATER INSTALLATION
27 of 73
Figure 22: BLACKHEAT
®
HE U-tube Assembly Overview
200 mm
Maximum
Coupling
U-clips
Reflector
End Caps
180° U-tube
460 mm
Center to Center
Fresh Air
Supply
Burner
Reflector
U-tube
Support Bracket
Internal Swirler
Tube Clamp
Package
Burner Tube
Fan Tube
Reflector
Support
*NOTE: Locate fan away from wet environment
or use the IP54 protected fan.
*Fan Assembly
(For Single Heater)
Damper Assembly
(Required for Multiburner)
Flue Pipe or
Optional Heat
Exchanger
Outside Wall
Vent Cap or
Bird Screen
Weld Spot