Lochinvar & A.O. Smith 100113144 Switch 340793 762 The Copeland CRPQ 045E TF5 970 is a The Copeland CRPQ 045E TF5 970 is a heavy duty R 22 hermetic reciprocating compressor engineered for high demand commercial air conditioning and heat pump applications maintaining correct microfarad ratings and a 370VAC threshold is critical for protecting the winding integrity of expensive condenser fan motors and compressors Technicians typically observe the inducer motor running continuously without the burner igniting Enhanced Safety: Continuously monitors the inducer blower performance to confirm flue gases are being properly exhausted before allowing the gas valve to open