Lts Series - Attaching Draft Inducer Assembly - Space-Ray LTU Series Installation And Operation Instructions Manual

4. The heater can be mounted horizontally
angle mounting, the control box
position will VOID the manufacturer's warranty position will VOID the manufacturer's warranty position will VOID the manufacturer's warranty position will VOID the manufacturer's warranty. . . . For additional instructions see Section 13.0) for multiple
hanging and draft inducer positions.
11.8)

LTS SERIES - ATTACHING DRAFT INDUCER ASSEMBLY

1. Attach the draft inducer assembly and gasket to end of the draft inducer flange and secure with 1/4-20
locknuts. A flue restrictor plate is attached to the draft inducer weld studs. Make sure this remains in place
while the draft inducer is being attached to the heater body. NOTE
vertical, a 45º, or a horizontal position. Refer to the diagram on Multiple Hanging and Draft Inducer Positions
(Section 13.0).
2. Disconnect the piece of SJO cable (if equipped) from the junction box and discard. This is used only on LTU
series heaters.
3. The 3/8" connector used to hold the SJO cable will remain to provide strain relief for field wiring of the
control box and the draft inducer (refer to the Electrical Connections and Connection Wiring Diagram for
wiring between the control box and the draft inducer in Section 16.0).
4. If the heater is to be VENTED to the outside of the building, place the starting collar on the outlet of the draft
inducer and secure with the #8-32 screws and nuts. Place the flue pipe directly onto the starting collar,
secure with the #8 sheet metal screws, and terminate with an approved vent cap.
5. If the heater is for UNVENTED use, place the exhaust hood (supplied as an accessory) directly onto the outlet
of the draft inducer (starting collar is not necessary for unvented use). Secure with the #8 sheet metal
screws. The exhaust hood must be mounted only in an upright position and directed toward the reflector The exhaust hood must be mounted only in an upright position and directed toward the reflector The exhaust hood must be mounted only in an upright position and directed toward the reflector The exhaust hood must be mounted only in an upright position and directed toward the reflector
body. body. body. body.
Form #43155010
Sept 2011
horizontally or at an angle of up to 45 degrees
horizontally horizontally
control box must be positioned upright control box control box
45 degrees maximum from horizontal. When
45 degrees 45 degrees
upright. F F F F ailure to install the control box upright upright ailure to install the control box in an upright ailure to install the control box ailure to install the control box
NOTE: : : : The draft inducer can be mounted in a NOTE NOTE
-27-
in an upright in an upright in an upright