Manufacturer
Trane Replacement Parts

Model Number
WSC120A3R0A

Parts List

CategoryPart NumberDescriptionDemand
VAL10576
Trane 1/2X1/2 Check Valve
ANG01291
Trane Angle Outside Air Linkage Connection 6
ActuatorANG01293
Trane Angle, Actuator To Drive Rod
Manuals , Instructions , InsertsBAF01092
Trane Baffle Sliding Manual Oa Damper 38.50
BearingBRG01579
Trane Bearing Ball 1.0 Bore Rubber
BearingBRG00271
Trane Bearing Damper Molded .45 Id X .31 Lg
BearingBRG00125
Trane Bearing Linkage .25/.31 Ball Joint .2
BearingBRG00300
Trane Bearing Linkage Pivot Female Nylon .
BearingBRG01588
Trane Bearing, Cartridge, Ball 1.00 Bore
BearingBRG00653
Trane Bearing, Insert, Damper, .260 Bore
BladeBLD01012
Trane Blade Economizer Damper 30.80 X 11.00
BLK00940
Trane Block; 6 Terminals (Lvtb)
Cooking PlateBOF01669
Trane Blockoff Barometric Relief (Duct Blocko
BOF01616
Trane Blockoff Lower Economizer 40.19 X 2.09
Axle, Roller, Shaft WheelWHL00625
Trane Blower Wheel
BoardBRD03177
Trane Board Accessory Reliatel Communication
NutBLT00845
Trane Bolt Carriage Bd .38-16 X 1.75 Crg W/
BLT00265
Trane Bolt, .31-18 X .62 Lg.
Bracket, Flange, BladeBRK03274
Trane Bracket Base Support Mount 10.3 Length
Bracket, Flange, BladeBRK03275
Trane Bracket Compressor Support (3 Sides)
Bracket, Flange, BladeBRK00688
Trane Bracket Connecting Heat Sink
Bracket, Flange, BladeBRK03141
Trane Bracket Economizer Filler 31.69 X 2.10
Bracket, Flange, BladeBRK03523
Trane Bracket End Hail Guard Top 38.63 X 1.
Bracket, Flange, BladeBRK03140
Trane Bracket Filter Outside Air 37.93 X 1.
Bracket, Flange, BladeBRK03096
Trane Bracket Filter Stop 31.97 X 3.00
Bracket, Flange, BladeBRK03097
Trane Bracket Filter Stop 40.00 X 3.00
Bracket, Flange, BladeBRK02977
Trane Bracket Motor Mounting Plate Bottom 1
Bracket, Flange, BladeBRK02978
Trane Bracket Motor Mounting Plate Top 11.7
Bracket, Flange, BladeBRK03010
Trane Bracket Options Module 7.50 X 6.00
Bracket, Flange, BladeBRK03078
Trane Bracket Outdoor Air Sensor
Bracket, Flange, BladeBRK03524
Trane Bracket Rear Hail Guard Top 28.00 X 1
Bracket, Flange, BladeBRK03301
Trane Bracket Sealing Manual Damper 38.25 X
Bracket, Flange, BladeBRK03398
Trane Bracket Supply Air Smoke Detector
Bracket, Flange, BladeBRK03050
Trane Bracket Tbue Lock Latch Panel 1.0 X .8
Bracket, Flange, BladeBRK03098
Trane Bracket Top Indoor Coil Mount 6 In Le
Bracket, Flange, BladeBRK02975
Trane Bracket, Adjustment, Motor (Idler Gear)
Fuse, Thermal Fuse, BreakerBKR02362
Trane Breaker 100 A H-frame Circuit Breaker
Fuse, Thermal Fuse, BreakerBKR02354
Trane Breaker 35 A H-frame Circuit Breaker
Fuse, Thermal Fuse, BreakerBKR02355
Trane Breaker 40 A H-frame Circuit Breaker
Fuse, Thermal Fuse, BreakerBKR02356
Trane Breaker 45 A H-frame Circuit Breaker
Fuse, Thermal Fuse, BreakerBKR02360
Trane Breaker 80 A H-frame Circuit Breaker
Fuse, Thermal Fuse, BreakerBKR02361
Trane Breaker 90 A H-frame Circuit Breaker
Fuse, Thermal Fuse, BreakerBKR02752
Trane Breaker Circuit 20A 600V 65Ka H.1
Fuse, Thermal Fuse, BreakerBKR02753
Trane Breaker Circuit 25A 600V 65Ka H.1
Fuse, Thermal Fuse, BreakerBKR01932
Trane Breaker Circuit 70A 600V 65Ka
Fuse, Thermal Fuse, BreakerBKR00852
Trane Breaker, Circuit, 100A, 600V, 3P
Fuse, Thermal Fuse, BreakerBKR00841
Trane Breaker, Circuit, 20A, 600V, 3P
Fuse, Thermal Fuse, BreakerBKR00842
Trane Breaker, Circuit, 25A, 600V, 3P
Fuse, Thermal Fuse, BreakerBKR00844
Trane Breaker, Circuit, 35A, 600V, 3P
Fuse, Thermal Fuse, BreakerBKR00845
Trane Breaker, Circuit, 40A, 500V, 3P
Fuse, Thermal Fuse, BreakerBKR00846
Trane Breaker, Circuit, 45A, 600V, 3P
Fuse, Thermal Fuse, BreakerBKR00849
Trane Breaker, Circuit, 70A, 600V, 3P
Fuse, Thermal Fuse, BreakerBKR00850
Trane Breaker, Circuit, 80A, 600V, 3P
Fuse, Thermal Fuse, BreakerBKR00851
Trane Breaker, Circuit, 90A, 600V, 3P
BUS00485
Trane Bushing .62 Mtg W/max .44 Id
BUS00363
Trane Bushing, Strain Relief
CabinetCBT01492
Trane Cabinet Economizer/damper
Cover,CapCAP00072
Trane Cap; Valve Seal .25 Ffl
CNL01122
Trane Channel, Economizer End, 46 In Length
ConnectorCON00306
Trane Connector .75 Nom
ConnectorCON00077
Trane Connector Electric Ground 14-2 Awg Sol
ConnectorCON00070
Trane Connector Wire Joint4-#18/2-#12 Wires
CoilCTR01203
Trane Contactor, 2P, 30A, 24V Coil, 30 Fla At 277V
PoleCTR01826
Trane Contactor, 3 Pole, 30 Fla, 24 Vac Coil, With Lugs
PoleCTR01870
Trane Contactor, 3 Pole, 30 Fla, W/o Lugs, 50/60 Hz, 24V
ControlCNT04875
Trane Control, Evaporator Defrost Kit (Frostat) (Bayloam
Cover,CapCOV03258
Trane Cover Top 87.91 X 52.41
CRB00172
Trane Curb, Adapta Curb (Bayqacb011aa), Transitions Bayc
CRB00173
Trane Curb, Adapta Curb (Bayqacb012aa), Transitions Bayc
CRB00176
Trane Curb, Roofcurb (Baycurb043ab)
DamperDMP02176
Trane Damper, 0-50% Manual Outside Air Damper (Baydmpr05
DamperBAYDMPR056B
Trane Damper, 0-50% Manual Outside Air Damper (Baydmpr05
DamperDMP02840
Trane Damper, Barometric Relief (Baybarm011ab)
DamperBAYBARM011A
Trane Damper, Barometric Relief (Baybarm011ab)
DamperDMP02957
Trane Damper, Reliatel, 0-50 Percent Motorized Outside A
ControlBAYABRD001C
Trane Defrost Control Board Kit
BAYECON087A
Trane Economizer, Reliatel, 0-100 Percent Dry Bulb (Baye
ECN00123
Trane Economizer, Reliatel, 0-100% Dry Bulb (Bayecon087a
KitBAYENTH005A
Trane Enthalpy Kit
EvaporatorBAYLOAM020B
Trane Evaporator Defrost Control Kit
BladeFAN03160
Trane Fan 4 Blade 26 In Dia 28 Deg Pitch C
BladeFAN03162
Trane Fan; 4 Blade 26 In Dia 30 Deg Pitch C
FLR05405
Trane Filter Mist Eliminator 1.00 X 15.50 X
FilterFLR00063
Trane Filter, 20X25x2
Pipe, Tube, Hose, FittingGKT01533
Trane Gasket Ptfe Size 1" (Fitting Size 1.2
GKT01532
Trane Gasket Ptfe Size 3/4" (Fitting Size 1
GER00321
Trane Gear Idler
GRL01353
Trane Grille Outdoor Fan 30.33 Mtg Dia
GRP00027
Trane Grip Cable
RubberGRM00818
Trane Grommet, Rubber .25 Id X .05 Grv Mld (1 Ctn = 50 P
GuardGRD01611
Trane Guard, Hail Guard Accessory (Baygard040bb)
HandleHDL00887
Trane Handle Access Panel Black Plastic 5.1
KIT13696
Trane Heater Accessory Crankcase 230V (Bayc
HingeHNG00051
Trane Hinge 1.42 X 1.50 Lg
HolderHLD00159
Trane Holder Fuse
HLD00255
Trane Holder Thermistor
HousingHUS03660
Trane Housing Blower 12 X 12. Brackets Not I
HousingHUS03661
Trane Housing; Blower 15 X 15
KEY00831
Trane Key .250 Sq X 1.75 Lg
KEY00299
Trane Key; 1/4 In X 1/4 In X 1 In
KitKIT16226
Trane Kit Automatic Belt Tensioner For Preced
KitKIT09200
Trane Kit Belt Drive Tensioning Gear Hardware
KitKIT15164
Trane Kit Power Exhaust 460V (Baypwrx027a)
KIT08347
Trane Kit Ship With Parts For Baydmpr056ba (C
KitKIT07669
Trane Kit Ship With Parts For Economizer (Con
KitKIT01167
Trane Kit Stub Tube Size 1.25-12 W/ 90 Deg
KitKIT09433
Trane Kit, Accessory, Options Board (Bayabrd001ca)
KitKIT13703
Trane Kit, Clogged Filter Switch (Baydfps003bb). (Option
KitKIT15160
Trane Kit, Co2 Demand-controlled Ventilation Duct Sensor
KitBAYCO2K001B
Trane Kit, Co2 Sensing (A Reliatel Economizer Module Wit
KitKIT15159
Trane Kit, Co2 Sensing (Bayco2k001b)
KitKIT15162
Trane Kit, Comparative Enthalpy (Bayenth006b)
KitBAYENTH006B
Trane Kit, Comparative Enthalpy (Bayenth006b)
KitKIT13704
Trane Kit, Fan Failure Switch (Baydfps004ab). (Options B
KitKIT08039
Trane Kit, Grommets. Compressor Mounting. (Consists Of 4
KIT07823
Trane Kit, High Static Drive (Bayhsdr012aa)
KitKIT12144
Trane Kit, Oversized Motor, 3 Hp, 208-230/460/60/3 (Bayh
KitKIT15163
Trane Kit, Power Exhaust, 208/230V (Baypwrx026a)
KitKIT15161
Trane Kit, Reference Enthalpy (Bayenth005a)
KitKIT09500
Trane Kit, Reliatel Communications Interface That Incorp
KitBAYLTCI002B
Trane Kit, Reliatel Communications Interface That Incorp
KitKIT13711
Trane Kit, Ventilation Overide (Bayvnor001bb) (Options B
KitKIT01159
Trane Kit; Rotolock Compressor To Brazed; 1.00
KitKIT01164
Trane Kit; Rotolock Compressor To Brazed; 1.25Y
LatchLAT00830
Trane Latch Tbue Lock Out Lever 3.3 X .58
FLR04277
Trane Metal Mesh
ModuleMOD01301
Trane Module Actuator Foot Mounted W/captiv
MOT13023
Trane Motor 1 Hp 208-230/460/60/3 380-415/5
Motor,Ice Maker MotorMOT10508
Trane Motor, .70 Hp, 208-230/60/1, 1100 Rpm, Ccw Lead En
Motor,Ice Maker MotorMOT02913
Trane Motor; 1 Hp 208-230/460/60/3 1725 Rpm
MNT02192
Trane Mount Adapter Economizer 33.2 X 1.2
MNT02194
Trane Mount Transformer Tbue 14.43 X 10.33
NutNUT00920
Trane Nut 0.25- Push On Spring Steel
NutNUT00587
Trane Nut Hex Cap 38-16
NutNUT00150
Trane Nut Hex Self Locking .38-16
NutNUT00338
Trane Nut, .25- , Push On Spring Steel, If Pin Required,
NutNUT00009
Trane Nut, .25-20, Hex Lock
NutNUT00588
Trane Nut, Hex Rivet, .31-18
NutNUT00248
Trane Nut, Lock, .31-18
PanelPNL13337
Trane Panel Access Blockoff Blower 21.97 X
PNL13368
Trane Panel Access Blower 25.19 X 17.32
PNL13346
Trane Panel Access Compressor 37.25 X 34.98
PanelPNL13345
Trane Panel Access Compressor 37.25 X 34.98
PNL13364
Trane Panel Access Compressor 43.25 X 34.98
PNL13363
Trane Panel Access Heat/cool 18.54 X 17.32.
PanelPNL13356
Trane Panel Blockoff Corner Right Front Tb
PanelPNL13353
Trane Panel Center Post Left Front 37.25 X
PNL13371
Trane Panel Center Post Left Front 43.29 X
PNL13372
Trane Panel Center Post Right Front 43.29 X
PanelPNL14763
Trane Panel Conduit Connection Plate Tbue 6
PanelPNL13350
Trane Panel Corner Post Left Front 37.25 X
PNL13375
Trane Panel Corner Post Left Front 43.29 X
PanelPNL13352
Trane Panel Corner Post Right Rear 37.25 X
PanelPNL13376
Trane Panel Corner Post Right Rear 43.29 X
PanelPNL13347
Trane Panel Economizer 40.31 X 37.25
PanelPNL13369
Trane Panel Economizer 43.25 X 40.31
PanelPNL13344
Trane Panel Filter Access 37.25 X 21.67 IncY
PNL13366
Trane Panel Filter Access 43.25 X 21.67 Inc
PanelPNL13390
Trane Panel Horizontal Return Duct Or Downflo
PanelPNL13391
Trane Panel Horizontal Supply Duct Or Downflo
PanelPNL13338
Trane Panel Rear 50.27 X 37.72
PanelPNL13370
Trane Panel Rear 50.27 X 43.72
PanelPNL14769
Trane Panel Rear Filler 37.29 X 6.02
PNL18082
Trane Panel Rear Manual Oa Damper 38.57 X 1
PNL18080
Trane Panel Side Manual Oa Damper Lh 33.7
PNL18081
Trane Panel Side Manual Oa Damper Rh 33.7
PanelPNL14757
Trane Panel Tbue Enclosure Front 24.40 X 6.
PNL14758
Trane Panel Tbue Enclosure Rear 24.40 Ht
PanelPNL16810
Trane Panel Wrapper Top 19.74 X 16.59
PanelPNL14755
Trane Panel, Mounting, Circuit Breaker, 7.75 X 6.51 X 1.
PLT03633
Trane Plate Blade Stiffener 27.10 X 4.75
Cooking PlatePLT03568
Trane Plate Blade Stiffener Outside Air 6.0
Cooking PlatePLT03619
Trane Plate Mounting Compressor 34.56 X 14.
Cooking PlatePLT03639
Trane Plate Trane Logo Decorative Nameplate
Cooking PlatePLT03127
Trane Plate, Combined Mounting Plate And Adapter Plate (
Cooking PlatePLT02562
Trane Plate, Sensor Mounting (Baymtpl004aa)
RailRAL00877
Trane Rail Base 88.57 X 53.22 (3 Sidesu Sha
RailRAL00878
Trane Rail End 53 In Length
RingRNG01005
Trane Ring Extruded Fin Heat Sink 3.00 Wide
ROD01129
Trane Rod Horizontal Linkage Conn - .31 Dia X
ROD00667
Trane Rod Linkage .25 Dia X 11.50
ROD00580
Trane Rod, Steel, .44 Dia X 1.94 Lg
ScrewSCR01634
Trane Screw .31-18 X .75 Hex Mach
ScrewSCR00709
Trane Screw 10-24 X .50
ScrewSCR00889
Trane Screw 10-32 X .50
ScrewSCR00909
Trane Screw 6-32 X .75
SCR01070
Trane Screw Hex Socket .25-20 X .75
ScrewSCR01989
Trane Screw, 10-32 X .38 Thr Roll, Self-tapping
ScrewSCR01996
Trane Screw; #10-32 Thread Forming Ind 5/16 H
ScrewSCR00721
Trane Screw; Phillips Head 6-32 X 1/2
DamperSEL00920
Trane Seal, Damper Blade, 30.80 Inch Length
SEN01107
Trane Sensor Thermistor -40 To 65C 0.25 Dia
Remote ControlSEN01448
Trane Sensor Zone Remote Room Sensor 10K(b
SEN01447
Trane Sensor Zone Room Sensor W/temp. Adjust
SEN00411
Trane Sensor Zone Stat Assembly (Baysens007ba
SEN00412
Trane Sensor Zone Stat Assembly (Baysens009ba
SEN01289
Trane Sensor, Programmable Zone, Constant Volume/heat Pu
Remote ControlSEN01120
Trane Sensor, Remote Zone, Dual Thermistor (Baysens032aa
ProbeSEN00275
Trane Sensor, Thermistor Probe, -40 Deg C To 65 Deg C, 1
ProbeSEN00372
Trane Sensor, Thermistor Probe, -40 To 65C
SEN00495
Trane Sensor, Zone Level 4 (Baysens013ca) Room Sensor W/
Remote ControlSEN00435
Trane Sensor, Zone Level 4 (Baysens017bb) Remote Room Se
SEN00496
Trane Sensor, Zone Level 4 (Trane). (Baysens014ca) Room
SEN01036
Trane Sensor; Humidity 10-90 Precent Relative
SEN01450
Trane Sensor; Zone Room Sensor W/ Override An
ShaftSHF03137
Trane Shaft Indoor Fan 19.062 Length X 1 In
SHE05412
Trane Sheave Ak64 X 1
SHE00046
Trane Sheave, 1Vl40, 7/8 In. Bore
SHE00866
Trane Sheave, 5/8In. Bore, 1Vl40
SHE01116
Trane Sheave, Ak59 X 1
SHE01114
Trane Sheave, Ak64 X 1, 6.25 Od
SHE05413
Trane Sheave; Ak59 X 1
SLV00063
Trane Sleeve, .50 Nom, Conduit
SLV00094
Trane Sleeve, .75 Nom
CoilSUP04486
Trane Support Indoor Coil 51.6 Inch Length
SwitchSWT01829
Trane Switch Disconnect 100A 600V 3 Pole
SWT01680
Trane Switch Toggle Dpst 30A 600V
Remote ControlS963B1136
Trane Thermostat Remote Potentiometer 60-90
THT02239
Trane Thermostat, High Temperature (Bayfrst001aa)
Remote ControlTHT00839
Trane Thermostat, Remote Potentiometer, 60-90 Deg F (Bay
ToolTOL00099
Trane Tool Resistance Decade Box
TRR00985
Trane Transformer 1.5 Kva 208/240V Pri 120V
TUB10492
Trane Tube Assembly Flow Control
TUB10500
Trane Tube Assembly Indoor Distributor W/ I
TUB10498
Trane Tube Assembly Indoor Distributor W/ I
Belt, PulleyBLL00439
Trane V-belt, Ax32 Notched 33.3 Pl
InletVAL02189
Trane Valve, Check, 1/2 Id Inlet X 1/2 Od Outlet, 4.6 In
WasherWAS00670
Trane Washer .26 Id X .49 Od
WasherWAS00011
Trane Washer 0.375 Id X .875 Od X .083 Thk
WasherWAS00283
Trane Washer Plain .43 Id X 1.00 Od .083 Th
WasherWAS00041
Trane Washer, Flat, Plain, #12 .25 Id X .56 Od, .065 Thk
WasherWAS00611
Trane Washerlock .19 Id X .39 Od
WasherWAS00456
Trane Washerlock.25 Id X .49 Od
Axle, Roller, Shaft WheelWHL02204
Trane Wheel Blower 12.87 Dia X 12.62W 1.0 B
WireWIR03439
Trane Wire Harness Compressor 14 Awg Cc2
WIR03416
Trane Wire Harness Control. Includes Lvtb.
WireWIR03418
Trane Wire Harness Indoor Motor Belt Drive
WireWIR03277
Trane Wire Harness Option Module Gender Chan
WireWIR03419
Trane Wire Harness Options - Comm-j2 To Rtom
WireWIR03426
Trane Wire Harness Power Through The Base E
WireWIR03423
Trane Wire Harness Return Air Temp/humidity
WireWIR03346
Trane Wire Harness Return Temp And Humidity
WIR03429
Trane Wire Harness Service Receptacle To Dis
WireWIR03278
Trane Wire Harness Supply Air Tempering Bk
WIR03428
Trane Wire Harness Tbue Transformer To Tbue
WireWIR03437
Trane Wire, Harness, Compressor, 14 Awg, Cc1, 46 In Leng
WireWIR03438
Trane Wire; Harness Compressor 12 Awg Cc1

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