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Does it matter which way the sequencer is oriented
you must ensure the correct orifice size is utilized based on the fuel source and manifold pressure settings
Always verify the part number against your specific unit's data plate before installation
Test for continuity across the terminals in each switch position using a multimeter
5" WC factory pressure regulator setting and 1/2" NPT inlet/outlet connections
Trane COM11213 Compressor R-22 Does it matter which wayThe Trane COM11213 is a high performance 3. 9 ton compressor engineered for commercial and residential split systems operating on R22 refrigerant. Delivering 48,000 BTU, this 230V 3 phase compressor serves as the direct OEM replacement for COM3745. As a veteran technician knows, drop in compatibility is critical for labor efficiency; for split system applications, ensure the installation includes KIT18829 if transitioning from a package unit