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3. Dimensions <br /> Composite Top View Illustrating all Models Figure 1-Hanger Centerlines and Return Air Openings <br /> 58-1/8(1476) Dimensions(inches) <br /> SC,SCA,SCB Model SC SCA <br /> 34(864) I 24-1/8(613) A C A B I C <br /> SCE D _ I C 100 13-9/16 12-9/16 13-9/16 20-1/2 14-1/16 <br /> ^_ - 1 125 16-5/8 12-9/16 16-5/16 21-3/4 14-1/16 <br /> t • - ------- -------- - - - - - -•— <br /> tlir% j 150/175 21-13/16 12-9/16 21-13/16 22-1/2 14-1/16 <br /> — — _ �1 i i 200/225 27-5/16 12-9/16 27-5/16 22-1/2 14-1/16 <br /> I 250/300 35-9/16 12-9/16 35-9/16 22-1/8 14-1/16 <br /> I 411 350 41-1/16 12-9/16 41-1/16 22-1/2 14-1/16 <br /> r--ilii <br /> A jI 1 till Airflow ill'► 400 46-9/16 12-9/16 46-9/16 224/2 144/16 <br /> I I Itil Dimensions(mm) <br /> I '— —I II <br /> Model SC SCA <br /> I — -- - --►�41�' A C A IB C <br /> iI�L 1 Inlet Air 100 344 319 344 521 408 <br /> Collar 125 422 319 414 552 408 <br /> EI r --I il%16 150/175 554 319 554 572 408 <br /> SCA B <br /> SCB E , / • o • .I(24) 200/225 694 319 694 572 408 <br /> en Vent Pipe 250/300 903 319 903 562 408 <br /> Collar — ' 350 1043 319 1043 572 408 <br /> `-- v 400 1183 319 1183 572 408 <br /> Dimensions(inches) Dimensions(mm) <br /> Model I 125 ! 150/175 200/225 250/3001, 350 I 400 Model j 125 150/175 1200/225 250/300) 350 400 <br /> SCE A 16-5/8 21-13/16 27-5/16 35-9/16 41-1/16 46-9/16 SCE A 422 554 694 903 1043 1183 <br /> SCB C 17-1/16 18-3/8 17-1/16 17-1/16 18-3/8 17-1/16 SCB C 433 467 433 433 467 433 <br /> D 40-3/8 39 40-3/8 40-3/8 39 40-3/8 D 1026 991 1026 1026 991 1026 <br /> E 26-5/8 28-7/8 28-5/8 26-5/8 28-7/8 28-5/8 E 676 733 733 676 733 733 <br /> SCE* H 27-3/4 27-3/4 30-3/4 30-3/4 30-3/4 30-3/4 SCE* H 705 705 781 781 781 781 <br /> W 17-3/4 23-1/4 28-3/4 37 42-1/2 48 W 451 591 730 940 1080 1219 <br /> SCE** H 19-1/2 19-1/2 19-1/2 19-1/2 19-1/2 19-1/2 SCE** H 495 495 495 495 495 495 <br /> W 17-3/8 22-7/8 28-3/8 36-5/8 42-1/8 47-5/8 W 441 581 721 930 1070 1210 <br /> *Dimensions for the standard horizontal return air connection for Model SCE. <br /> **Dimensions for the optional horizontal return air connection with duct flanges and damper opening for Model SCE. <br /> NOTE:For outlet duct dimensions,see Figure 8,Paragraph 8. <br /> Figure 2-Gas Connection and Vent and Combustion Air Locations Figure 3-Electrical Connections <br /> Mounting Socket- Vent and Intake Location-inches(min) 6-1/18 <br /> Suspension I-(1 ) -.2(51) <br /> 1 free turning female Model Size A B Point <br /> pipe thread 100-175 8-1/8(206) 7(178) �! <br /> -a,n e Seal all <br /> (191) -I 200-400 10-3/4(273) 10(254) electrical <br /> p connection <br /> I <br /> B 1 wentrancesth <br /> A i <br /> 1 bushings <br /> + ,.0., Combustion Air Inlet 6"I.D. <br /> Combustion Products 1-1/8(29) <br /> Control Discharge(Vent)6"O.D. <br /> Side View A manual shutoff valve with 1/8"NPT 1-1/8(29) <br /> plugged tapping,accessible for test gauge <br /> 12-23/32 <br /> 0 O connection,must be installed immediately (323) <br /> Seal with upstream of the gas supply connection to <br /> Grommet c - the appliance. <br /> tan(38)-.I,vzl Drip Leg —. 4 Rear <br /> 24.118(613) (38) (121)� View <br /> 28(esu) Ground Joint Union <br /> Form RZ 406,Mfg#132903,Page,„3.-_t <br /> iri <br /> $+ <br /> 1` <br />