M1 (LB) WRAPPER WITH FUSE

PART NO.DESCRIPTIONITEM790001000M1, M2: WRAPPER WELD ASSEMBLY1795120108M1: S2 8/9KW 1-PH ELECTRIC BOILER PARTITION ASSY2795120110M1: S2 10KW 1-PH ELECTRIC BOILER PARTITION ASSY4795120112M1: S2 12KW 1-PH ELECTRIC BOILER PARTITION ASSY5795120115M1: S2 15KW 1-PH ELECTRIC BOILER PARTITION ASSY6795120118M1: S2 16/18KW 1-PH ELECTRIC BOILER PARTITION ASSY8795120120M1: S2 20KW 1-PH ELECTRIC BOILER PARTITION ASSY9795120124M1: S2 24KW 1-PH ELECTRIC BOILER PARTITION ASSY10795120125M1: S2 25KW 1-PH ELECTRIC BOILER PARTITION ASSY11795120128M1: S2 28KW 1-PH ELECTRIC BOILER PARTITION ASSY12795120130M1: S2 30KW 1-PH ELECTRIC BOILER PARTITION ASSY13795120132M1: S2 32KW 1-PH ELECTRIC BOILER PARTITION ASSY14795120135M1: S2 35KW 1-PH ELECTRIC BOILER PARTITION ASSY15795120140M1: S2 40KW 1-PH ELECTRIC BOILER PARTITION ASSY17795120312M1: S2 12KW 3-PH ELECTRIC BOILER PARTITION ASSY18795120315M1: S2 15KW 3-PH ELECTRIC BOILER PARTITION ASSY19795120316M1: S2 16KW 3-PH ELECTRIC BOILER PARTITION ASSY20795120318M1: S2 18KW 3-PH ELECTRIC BOILER PARTITION ASSY21795120320M1: S2 20KW 3-PH ELECTRIC BOILER PARTITION ASSY22795120324M1: S2 24KW 3-PH ELECTRIC BOILER PARTITION ASSY23795120325M1: S2 25KW 3-PH ELECTRIC BOILER PARTITION ASSY24795120328M1: S2 28KW 3-PH ELECTRIC BOILER PARTITION ASSY25795120330M1: S2 30KW 3-PH ELECTRIC BOILER PARTITION ASSY26795120332M1: S2 32KW 3-PH ELECTRIC BOILER PARTITION ASSY27795120335M1: S2 35KW 3-PH ELECTRIC BOILER PARTITION ASSY28795120340M1: S2 40KW 3-PH ELECTRIC BOILER PARTITION ASSY30790940000M1: CIRCUIT BREAKER COVER 3-BREAKERS31790941000M1: CIRCUIT BREAKER COVER 5-BREAKERS32790942000M1: CIRCUIT BREAKER COVER 7-BREAKERS33790943000M1: CIRCUIT BREAKER COVER 9-BREAKERS34790007000M1: CONTROL BOX COVER35790074000M1, M2: LEFT END PLATE36790011000M1, M2: RIGHT END PLATE37790085000M1, M2: HEAT SHIELD PARTITION38790005000COLLAR39

795122110M1: LB 8-10KW 1-PH ELECTRIC BOILER PARTITION ASSY80795122115M1: LB 12-15KW 1-PH ELECTRIC BOILER PARTITION ASSY81795122120M1: LB 16-20KW 1-PH ELECTRIC BOILER PARTITION ASSY82795122125M1: LB 24-25KW 1-PH ELECTRIC BOILER PARTITION ASSY83795122315M1: LB 12-15KW 3-PH ELECTRIC BOILER PARTITION ASSY84795122320M1: LB 16-20KW 3-PH ELECTRIC BOILER PARTITION ASSY85795122325M1: LB 24-25KW 3-PH ELECTRIC BOILER PARTITION ASSY86795122330M1: LB 28-30KW 3-PH ELECTRIC BOILER PARTITION ASSY87795122335M1: LB 32-35KW 3-PH ELECTRIC BOILER PARTITION ASSY88795122340M1: LB 40KW 3PH ELECTRIC BOILER PARTITION ASSY89790046000M1 (LB): RIGHT FRONT COVER90790120000FUSE HOLDER PANEL MOUNT (SEE LB CONFIGURATIONS)91790100100FUSE - 15A (SEE LB CONFIGURATIONS)92

PART NO.DESCRIPTIONITEM792408000M1, M2: 8KW HEAT EXCHANGER ASSY40792409000M1, M2: 9KW HEAT EXCHANGER ASSY41792410000M1, M2: 10KW HEAT EXCHANGER ASSY42792412000M1, M2: 12KW HEAT EXCHANGER ASSY43792415000M1, M2: 15KW HEAT EXCHANGER ASSY44792416000M1, M2: 16KW HEAT EXCHANGER ASSY45792418000M1, M2: 18KW HEAT EXCHANGER ASSY46792420000M1, M2: 20KW HEAT EXCHANGER ASSY47792424000M1, M2: 24KW HEAT EXCHANGER ASSY48792425000M1, M2: 25KW HEAT EXCHANGER ASSY49792428000M1, M2: 28KW HEAT EXCHANGER ASSY50792430000M1, M2: 30KW HEAT EXCHANGER ASSY51792432000M1, M2: 32KW HEAT EXCHANGER ASSY52792435000M1, M2: 35KW HEAT EXCHANGER ASSY53792440000M1, M2: 40KW HEAT EXCHANGER ASSY55400145000HEX NUT 3/8-16 HEAVY60400322000WASHER 3/8 X 13/16 X 1/1661790834000SCREW 8x3/8 HEX WASHER ZN PLATE TYPE B62790201000M1, M2: INSULATION (WRAPPER SIDE)63790241000M1, M2: INSULATION (CENTER PARTITION SIDE)64

PER MODELWIRING LABEL65790822000"MONITRON" LABEL66790854000"ENERGYGUIDE" LABEL67790859000"DISCONNECT ALL POWER" LABEL68790867000LABEL "CONTROL" SMALL69790844000"TOP" LABEL70790829000"RATING PLATE" LABEL71790868000LABEL – HONEYWELL L7224/L7248 AQUASTAT72

790736000WALL BRACKET100790850001M1 PLUMBING PACKAGE*101792808000M1 LITERATURE PACKAGE*102

795121124M1: S2M 24KW 1-PH ELECTRIC BOILER PARTITION ASSY402795121125M1: S2M 25KW 1-PH ELECTRIC BOILER PARTITION ASSY403795121128M1: S2M 28KW 1-PH ELECTRIC BOILER PARTITION ASSY404795121130M1: S2M 30KW 1-PH ELECTRIC BOILER PARTITION ASSY405795121132M1: S2M 32KW 1-PH ELECTRIC BOILER PARTITION ASSY406795121135M1: S2M 35KW 1-PH ELECTRIC BOILER PARTITION ASSY407795121140M1: S2M 40KW 1-PH ELECTRIC BOILER PARTITION ASSY408

When ordering replacement parts, specify boiler model number andserial number. Heating contractors should contact their Slant/Fin boilerdistributor for replacement parts.

M1 (S2) MODELS

M1 (LB) MODELS

M1 (S2) MODELS

SEE M1, M2: HEATEXCHANGERASSEMBLY

PART NO. 790922000(REF EH-S2-10PL) REV B36 1 63

40 - 55

61 60 64 38 35

31 - 3490

67 69 66 68

65

37

62

2 - 3080 - 89402-408

62

100 71 70

39

* ITEM NOT SHOWN

72

91

92

1

This parts list must be left with owner, hung on or adjacent to the boilerOwner should retain parts list for future reference.

3 PHASE S2 ELECTRIC PARTITION DETAIL A

PART NO.DESCRIPTIONITEM795124000M1 (S2, LB): CENTER PARTITION CLINCH NUT ASSY201790010000M1 (S2, LB): RELAY PARTITION202790008000M1 (S2, LB): SERVICE PARTITION203790018000M1 (S2, LB): BRACKET ASSEMBLY - LINE VOLTAGE (120V)204790013000M1 (S2, LB): BRACKET - LOW VOLTAGE TERMINAL (24V)205790009000M1, M2: GAUGE HOUSING206790909000M1: MOUNTING BRACKET FOR HONEYWELL CONTROL207790311000CIRCUIT BREAKER BASE- SINGLE PHASE 125A208790312000CIRCUIT BREAKER BASE- SINGLE PHASE 200A209790313000CIRCUIT BREAKER BASE- THREE PHASE 210790335100CIRCUIT BREAKER 15A SP GE THQL1115211790314000CIRCUIT BREAKER 25A DP GE THQL2125212790315000CIRCUIT BREAKER 30A DP GE THQL2130213790316000CIRCUIT BREAKER 50A DP GE THQL2150214790317000CIRCUIT BREAKER 60A DP GE THQL2160215790343000TRANSFORMER: 40VA-120/24V W/TERMINALS216790344100TRANSFORMER: 50VA-120/24V W/TERMINALS217790322000CONTACTOR HONEYWELL R8246A1004 24V218790847000TIME DELAY RELAY 15SH1 309572219790339000M1: TERMINAL BLOCK ASSEMBLY 4 POLE (LINE VOLTAGE) 120V221790340000M1: TERMINAL BLOCK ASSEMBLY 6-POLE (LOW VOLTAGE) 24V222790567000DOUBLE TERMINAL CONNECTOR223790280000EQUIPMENT SOLDERLESS LUG 2/0 AWG225790281000SCREW 1/4-20 X 5/8 HEX ZN PLATED GRADE 5226

A

PART NO.DESCRIPTIONITEM790379000HONEYWELL AQUASTAT L7248L1105 (100°-240°F HI-LIMIT)228790834000SCREW 8x3/8 HEX WASHER ZN PLATE TYPE B22965 0666 000GROUND SCR10-32x3/8 GREEN GND230790913000SCREW 8 X 1/2 HEX WASHER SLOT ZINC TYPE B233790838000WASHER-TERMINAL CUP #10 BRASS234790139000STUD 1/4-20 X 3/4 ZINC PL.238790266000STANDOFF INSULATOR 1" (1/4-20 X 5/16)239790285000HEX HEAD CAP SCREW 1/4-20 X 3/8 ZN PLATED GRADE 524050 0385 000SNAP BUSHING Ø7/8" HOLE X .69" ID245500373000SNAP BUSHING Ø1.125 HOLE X .875" ID246790858000"GROUND" LABEL - SMALL248790863000M1: LABEL - LOW VOLTAGE TERMINAL BLOCK (24V)249790862000M1: LABEL - LINE VOLTAGE TERMINAL BLOCK (120V)250790849000LABEL "L1, L2" 251790845000LABEL "NEUTRAL" 252790864000LABEL "L1" SMALL254790865000LABEL "L2" SMALL255790866000LABEL "L3" SMALL256790286000SCREW 10-32 X 3/8" PAN HD PHILLIPS ZN PLT259790914000SCREW 8-32 X 5/8" PAN HD PHILLIPS ZN THREAD FORMING260790406000HONEYWELL SENSOR 24" LONG277

M1 (S2): ELECTRIC PARTITION ASSEMBLIES

203245229206246240 225233248252256255254

229

207

218

249

260

222

202

246

205

229

210

201

219

217216

211 212 - 215228

229

204

234

230

248

221 260

229

245

246245

230

250

** ITEM 216 - UP TO 20KW MODELS ITEM 217 - UP TO 40KW MODELS

**

229

259

277

1-PHASE S2 ELECTRIC PARTITION (SMALL BASE)

1 PHASE S2 & S2M ELECTRIC PARTITION (LARGE BASE)MODELS EH 24 TO EH 40 DETAIL B

B *** ADDITIONAL TDR - S2M ONLY

229 228 207 248225 252 240 226 225 239 238 203 206 229 245

259

208

201

219

216

218

260

249

222

202

260

221

250

230

234

229 245 246 245 229 205

212 - 215251207 211

248

204MODELS EH 8 TO EH 20

229

259

246

246

277

229

206

245

203

209

277

201

17

248225252251228 246

219

249

223

236

222

205

229

204

234

229245246245236

230

248

250

233

211212-215207235229 229

219

223

***

221

218

1PH & 3PH LB ELECTRIC PARTITION

PART NO.DESCRIPTIONITEM795124000M1 (S2, LB): CENTER PARTITION ASSY201790010000M1 (S2, LB): RELAY PARTITION202790008000M1 (S2, LB): SERVICE PARTITION203790018000M1 (S2, LB): BRACKET ASSEMBLY - LINE VOLTAGE (120V)204790013000M1 (S2, LB): BRACKET - LOW VOLTAGE TERMINAL (24V)205790009000M1, M2: GAUGE HOUSING206790909000M1: MOUNTING BRACKET FOR HONEYWELL CONTROL207790387002MINI POWER DISTRIBUTION BLOCK SINGLE PH. 2-POLE 175A(UL)208790387003MINI POWER DISTRIBUTION BLOCK 3-PHASE 3-POLE 175A(UL)209790343000TRANSFORMER: 40VA-120/24V W/TERMINALS216790344100TRANSFORMER: 50VA-120/24V W/TERMINALS217790322000CONTACTOR HONEYWELL R8246A1004 24V218790847000TIME DELAY RELAY 15SH1 309572219790339000M1: TERMINAL BLOCK ASSEMBLY 4 POLE (LINE VOLTAGE) 120V221790340000M1: TERMINAL BLOCK ASSEMBLY 6-POLE (LOW VOLTAGE) 24V222790567000DOUBLE TERMINAL CONNECTOR223790914000SCREW 8-32 X 5/8" PAN HD PHILLIPS ZN THREAD FORMING224

PART NO.DESCRIPTIONITEM790280000EQUIPMENT SOLDERLESS LUG 2/0 AWG225790281000SCREW 1/4-20 X 5/8 HEX ZN PLATED GRADE 5226790379000HONEYWELL AQUASTAT L7248L1105 (100°-240°F HI-LIMIT)228790834000SCREW 8x3/8 HEX WASHER ZN PLATE TYPE B229

65 0666 000GROUND SCR10-32x3/8 GREEN GND230790913000SCREW 8 X 1/2 HEX WASHER SLOT ZINC TYPE B231790838000WASHER-TERMINAL CUP #10 BRASS234790139000STUD 1/4-20 X 3/4 ZINC PL.238790266000STANDOFF INSULATOR 1" (1/4-20 X 5/16)239790285000HEX HEAD CAP SCREW 1/4-20 X 3/8 ZN PLATED GRADE 5240

50 0385 000SNAP BUSHING Ø7/8" HOLE X .69" ID245500373000SNAP BUSHING Ø1.125 HOLE X .875" ID246790858000"GROUND" LABEL - SMALL248790863000M1: LABEL - LOW VOLTAGE TERMINAL BLOCK (24V)249790862000M1: LABEL - LINE VOLTAGE TERMINAL BLOCK (120V)250790849000LABEL "L1, L2" 251790845000LABEL "NEUTRAL" 252790851000"L3" LABEL (3-PHASE MODELS ONLY)253790846000"GROUND" LABEL257790286000SCREW 10-32 X 3/8" PAN HD PHILLIPS ZN PLT259790406000HONEYWELL SENSOR 24" LONG277

M1 (LB): ELECTRIC PARTITION ASSEMBLY

229234

230

248

230

250

221

224

204

246

202

229 205

222

249

218

207 229 228 207 229

216217

219

201

229

206

245

203

246

240

225

257

253251231209208

238

239

252 226

**

** ITEM 216 UP TO 20KW ITEM 217 ABOVE 20KW

259

229

224

277

PART NO.TITLEITEM796002400HEAT EXCHANGER 4-HOLE301

796002600HEAT EXCHANGER 6-HOLE302

796002800HEAT EXCHANGER 8-HOLE303

790304000HEATER ELEMENT 4kW 240V304

790305000HEATER ELEMENT 5kW 240V305

790306000BLANK SCREW PLUG306

790303000HEATER ELEMENT GASKET307

902179051REDUCING BUSHING 1/2 x 1/4 (BL.MALLEABLE)308

910373061TRIDICATOR309

790398000HIGH LIMIT CONTROL SENSOR310

790106000COUPLING EXTENTION 1/2 x 1/2311

790099000IMMERSION WELL 1/2" NPT X 1.5"312

790119000H-CLIP WIRE RETAINER FOR IMMERSION WELL313

4002390001/2" NPT PLUG-SQUARE HEAD314

301302303

314

304305

307

306 307 311 308 309

310

313

312

314

M1, M2: HEAT EXCHANGER ASSEMBLY

Model Type Elements* CB1 CB2 CB3 CB4 CB5EH8-135-S2 1P2E 2 X 4kW 15A 50A - - -EH9-135-S2 1P2E 1X4kW,1X5kW 15A 50A - - -EH10-135-S2 1P2E 2 X 5kW 15A 60A - - EH12-135-S2 1P3E 3 X 4kW 15A 50A 25A - -EH15-135-S2 1P3E 3 X 5kW 15A 60A 30A - -EH16-135-S2 1P4E 4 X 4kW 15A 50A 50A - -EH18-135-S2 1P4E 2X4kW,2X5kW 15A 50A 50A - -EH20-135-S2 1P4E 4 X 5kW 15A 60A 60A - -

M1 (S2): SINGLE PHASE CONFIGURATIONS*kW values are 240V ratings

CB2CB3CB4

CB1

CB5

Model Type Elements* CB1 CB2 CB3 CB4 CB5EH12-345-S2 3P3E 3 X 4kW 15A 25A 25A 25A -EH15-345-S2 3P3E 3 X 5kW 15A 30A 30A 30A -EH16-345-S2 3P4E 4 X 4kW 15A 25A 25A 50A -EH18-345-S2 3P4E 2X4kW,2X5kW 15A 25A 30A 50A -EH20-345-S2 3P4E 4 X 5kW 15A 30A 30A 60A -EH24-345-S2 3P5E 4X5kW, 1X4kW 15A 50A 30A 60A -EH25-345-S2 3P5E 5X5kW 15A 60A 30A 60A -EH28-345-S2 3P6E 4X5kW, 2X4kW 15A 50A 50A 60A -EH30-345-S2 3P6E 6X5kW 15A 60A 60A 60A -EH32-345-S2 3P7E 4X5kW, 3X4kW 15A 30A 50A 50A 50AEH35-345-S2 3P7E 7 X 5kW 15A 30A 60A 60A 60AEH40-345-S2 3P8E 8 X 5kW 15A 60A 60A 60A 60A

M1 (S2): THREE PHASE CONFIGURATIONS

CB4CB3CB2

CB1

CB1

CB5

CB4CB3CB2

Model Type Elements* CB1 CB2 CB3 CB4 CB5EH24-135-S2 1P5E 1X4kW,4X5kW 15A 50A 30A 60A -EH25-135-S2 1P5E 5 X 5kW 15A 60A 30A 60A -EH28-135-S2 1P6E 2X4kW,4X5kW 15A 50A 50A 60A -EH30-135-S2 1P6E 6 X 5kW 15A 60A 60A 60A -EH32-135-S2 1P7E 3X4kW,4X5kW 15A 30A 50A 50A 50AEH35-135-S2 1P7E 7 X 5kW 15A 30A 60A 60A 60AEH40-135-S2 1P8E 8 X 5kW 15A 60A 60A 60A 60A

CB1

CB2CB3

1P2E 1P3E 1P4E

1P5E 1P6E 1P7E 1P8E

3P3E 3P4E 3P5E 3P6E

3P7E 3P8E

EH8 - EH20 1-PHASE SMALL BREAKER BASE

EH24 - EH40 1-PHASE LARGE BREAKER BASE

EH 12 - EH 30 3-PHASE BREAKER BASE

EH 32 - EH 40 3-PHASE BREAKER BASE

FOR MODEL SPECIFIC ELEMENT & COMPONENT CONFIGURATIONS SEE ELECTRIC DIAGRAMINSIDE THE RIGHT FRONT COVER

Single Phase ModelsModel Type Elements*

EH8-135-LB 1P2E 2 X 4kWEH9-135-LB 1P2E 1X4kW,1X5kWEH10-135-LB 1P2E 2 X 5kWEH12-135-LB 1P3E 3 X 4kWEH15-135-LB 1P3E 3 X 5kWEH16-135-LB 1P4E 4 X 4kWEH18-135-LB 1P4E 2X4kW,2X5kWEH20-135-LB 1P4E 4 X 5kWEH24-135-LB 1P5E 1X4kW,4X5kWEH25-135-LB 1P5E 5 X 5kW

Three Phase Models Model Type Elements*

EH12-345-LB 3P3E 3 X 4kWEH15-345-LB 3P3E 3 X 5kWEH16-345-LB 3P4E 4 X 4kWEH18-345-LB 3P4E 2X4kW,2X5kWEH20-345-LB 3P4E 4 X 5kWEH24-345-LB 3P5E 4X5kW, 1X4kWEH25-345-LB 3P5E 5X5kWEH28-345-S2 3P6E 4X5kW, 2X4kWEH30-345-S2 3P6E 6X5kWEH32-345-S2 3P7E 4X5kW, 3X4kWEH35-345-S2 3P7E 7 X 5kWEH40-345-S2 3P8E 8 X 5kW

M1 (LB): SINGLE PHASE CONFIGURATIONS

M1 (LB): THREE PHASE CONFIGURATIONS

1P2E 1P3E 1P4E 1P5E EH LB SINGLE PHASE MODELS

3P3E 3P4E 3P5E 3P6E

*kW values are 240V ratings

*kW values are 240V ratings

3P7E 3P8E EH LB THREE PHASE MODELS

FOR MODEL SPECIFIC ELEMENT & COMPONENT CONFIGURATIONS SEE ELECTRIC DIAGRAMINSIDE THE RIGHT FRONT COVER

9192

91 92

SLANT/FIN CORPORATION, Greenvale, N.Y. 11548 • Phone: (516) 484-2600FAX: (516) 484-0933 • Canada: Slant/Fin LTD/LTEE, Mississauga, Ontario

www.slantfin.comWe Build Trust and Comfort

PUBLICATION: EH-S2-10PL Rev B • Printed in U.S.A. 617 • Part No. 790922000

EH-24-135-S2M TO EH40-135-S2M

1P8E1P7E1P6E1P5E

M1 (S2M): SINGLE PHASE CONFIGURATIONS

Model Type Elements* CB1 CB2 CB3 CB4 CB5EH24-135-S2M 1P5E 1X4kW,4X5kW 15A 50A 30A 60A -EH25-135-S2M 1P5E 5 X 5kW 15A 60A 30A 60A -EH28-135-S2M 1P6E 2X4kW,4X5kW 15A 50A 50A 60A -EH30-135-S2M 1P6E 6 X 5kW 15A 60A 60A 60A -EH32-135-S2M 1P7E 3X4kW,4X5kW 15A 30A 50A 50A 50AEH35-135-S2M 1P7E 7 X 5kW 15A 30A 60A 60A 60AEH40-135-S2M 1P8E 8 X 5kW 15A 60A 60A 60A 60A

219

FOR MODEL SPECIFIC ELEMENT & COMPONENT CONFIGURATIONS SEE ELECTRIC DIAGRAMINSIDE THE RIGHT FRONT COVER

CB2CB3CB4

CB5

CB1

TDR IN THIS POSITIONON M1 S2M ONLY