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Nortek Global HVAC CMF3 Series Downflow Gas/Oil Furnace Replacement Parts List

This document provides a comprehensive list of replacement parts for the Nortek Global HVAC CMF3 Series Downflow Gas/Oil Furnaces, including CMF70 Convertible and CMF60 models, as well as parts for Beckett Oil Burner models.

General Information

Brand: Partners Choice (Universal HVAC Parts & Accessories)

Furnace Series: CMF3 Series Downflow Gas/Oil Furnace

Efficiency: 80% AFUE

Specifications and illustrations are subject to change without notice. Please specify the correct Model No., Serial No., and part number(s) when ordering parts from the nearest authorized dealer or service center.

CMF3 Series Downflow Furnace - CMF70 Convertible & CMF60 Parts

DescriptionPart NumberDescriptionPart Number
BLOWER ASSEMBLY1021559RDOOR SWITCH (NOT SHOWN)632693R
SLOWER MOTOR1014488RFAN LIMIT SWITCH (115° F)1014705R
BOTTOM SUPPORT PANELM0030804RFILTER1018369R
BOTTOM FRONT PANEL1014388RHEAT EXCHANGER ASSEMBLY1021556R
BRAND LABEL (NOT SHOWN)687258HEAT EXCHANGER GASKET689528
BURNER FLEXIBLE HOSE (NOT SHOWN)663734HEAT EXCHANGER PANELM0030805R
BURNER GASKET (NOT SHOWN)660604HOSE CLAMP (NOT SHOWN)606208
BURNER PLATE383690MAIN AIR LIMIT SWITCH (170° F) (CMF3 GAS 60)626562R
COMBUSTION CHAMBER RING383600MAIN AIR LIMIT SWITCH (145° F) (CMF3 OIL 60)1025287
COMBUSTION CHAMBER1021557RMAIN LIMIT SWITCH, 165° F (CMF3 GAS 70)626516R
CHAMBER BRACKET383720MAIN LIMIT SWITCH, 150° F (CMF3 OIL 70)1025288R
DECK LIMIT SWITCH (165° F)626465ON/OFF SWITCH (NOT SHOWN)632337
DOOR ASSEMBLY1021560RECEPTACLE (NOT SHOWN)1018514R
Diagram of the CMF3 Series Downflow Furnace components, illustrating the placement of the Blower Assembly, Motor, Filter, Door Assembly, Burner Plate, Deck Limit Switch, Heat Exchanger Gasket, Combustion Chamber Ring, Combustion Chamber, Heat Exchanger Gasket, Chamber Bracket, Heat Exchanger Assembly, Bottom Front Panel, Main Limit Switch, Fan Limit Switch, and Heat Exchanger Panel.

CMF3 Series Downflow Furnace - ND1301 (GF-15) Beckett Oil Burner Parts

DescriptionPart NumberDescriptionPart Number
AIR TUBE ASSEMBLY661127LOCKNUT660593
BLOWER WHEEL660822MOTOR, PSC (21805U)621945
BURNER HEAD (ALL MODELS) (F3 HEAD)660468MOUNTING BOX660591
COUPLING KIT660596NOZZLE (0.50 GPH)660606
ELECTRODE KIT660917NOZZLE (0.40 GPH)1010276R
ESCUTCHEON PLATE660592NOZZLE ADAPTER660059
FLAME DETECTOR660603OIL BURNER ASSEMBLY (ND1301)1014739R
FUEL PUMP (CLEANCUT)622090OIL LINE KIT660594
GASKET KIT (INLET BOX)660915POWER CORD634568
GASKET KIT (TRANSFORMER)660914PRIMARY CONTROL (7456U)1025221R
GUN DRAWER ASSEMBLY1025220RSOLENOID VALVE STEM KIT (21877U)624648
HOUSING660282STREET ELBOW660595
INLET AIR BOX ASSEMBLY660928TRANSFORMER (51771U)621943
Diagram illustrating the components of the Oil Burner Assembly, including the Transformer, Primary Control, Motor, Mounting Box, Coupling Kit, Blower Wheel, Air Tube Flange, Burner Head, Air Tube, Gasket, Flame Detector, Nozzle Adapter, Housing, Escutcheon Plate, Gasket Kit, Oil Line Kit, Power Cord, Solenoid Valve Stem Kit, Locknut, Inlet Air Box Assembly, Street Elbow, Fuel Pump, Gun Drawer Assembly, and Electrode Kit.

CMF Series Downflow Furnace - Direct Ignition Gas Burners Parts

DescriptionPart NumberDescriptionPart Number
ADAPTER BURNER GASKET689032RGAS VALVE (HONEYWELL)624610R
AIR CONE ASSEMBLY248750RHSI CONTROL626421R
AIR SHUTTER667350RIGNITOR902661A
BLOWER ASSEMBLY (LEFT)284481RINLET AIR BOX ASSEMBLY (GAS GUN)356432
BLOWER ASSEMBLY (RIGHT)352880RMANIFOLD ASSEMBLY258360R
BURNER ORIFICE (LP) (CMF3 60) #43661043MOTOR904778
BURNER ORIFICE (LP) (CMF3 70) #41661041MOTOR MOUNTING GASKET689589
BURNER ORIFICE (NG) (CMF3 60) #27661027POWER SUPPLY CORD634568
BURNER ORIFICE (NG) (CMF3 70) #22661022STREET ELBOW662095
BLOWER WHEEL667353RTERMINAL BOARD632083
COMBUSTION AIR INLET DAMPER1014648RTRANSFORMER621096
ELECTRIC BOX ASSEMBLY264050RTUBE ASSEMBLY264880R
ELECTRIC BOX COVER352930RVALVE FLANGE (NOT SHOWN)624612R
GAS BURNER ASSEMBLY (CMF3 70)1014739RVENTURI375090R
Diagram of the Gas Burner Assembly, showing components such as the Tube Assembly, Air Cone Assembly, HSI Control, Ignitor, Electric Box Cover, Power Supply Cord, Terminal Board, Motor Mounting Gasket, Electric Box Assembly, Transformer, Motor, Blower Wheel, Inlet Air Box Assembly, Blower Assembly (Left), Blower Assembly (Right), Manifold Assembly, Adapter Burner Gasket, Burner Orifice, Venturi, Gas Valve, and Air Shutter.

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