Energy Tech Laboratories MR212 ユーザーズマニュアル

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7
Direct Fired Module Installation 
 
Indoor (INLINE) Installation 
 
Heat Module Add-On Installation 
Modular heat units shipped to add heat onto existing blower only applications require field mechanical 
and wiring installation. 
1.  Remove existing filter intake and lifting lugs from blower section intake side. 
2.  Attach heat module to blower intake using the provided sheet metal screws and bolts.  Tighten 
screws and bolts securely to compress the 
gasket between the heat module and the 
blower module.
 
 
3.  Support and level the end of the heat module 
(end opposite the blower) with the provided 
equipment legs/rails. 
4.  Attach the filter hood to the intake side of the 
heater module. 
5.  Drill a hole in the discharge of the blower large 
enough to insert the Maxitrol mixing tube and 
discharge sensor (if provided).  Install the Maxitrol mixing tube in the proper airflow direction.  The 
airflow direction is labeled on the Maxitrol mixing tube. 
6.  Wire the sensor as indicated on the supplied wiring schematic.  Run all wiring within metal 
conduit.   Supply 120V AC to terminals 1 and N in the direct fired module. 
7.  Follow the start up instructions located in this manual.