Schematic, Model 379 Family Wiring, SK25762 - MHH AUTO

Schematic, Model 379 Family Wiring

CB

RH LAMP ASSY

LH LAMP ASSY

TURN MARKER HIGH LOW HIGH HIGH HIGH LOW MARKER TURN RH POLE LT

42 239 41 8 239 228 8

LH POLE LT

8 7

RH DR/FOG LT LH DR/FOG LT ELECTRIC HORN

7 243

FAN SOLENOID

220

FREON HSFO SW FREON HSHP SW

220 242 A495 180

FREON HSLP SW

180 570

FIREWALL HARNESS 225 224 223 289

RADIATOR SHUTTER OPTION KYSOR WATER CNO TEMP OPTION NC

BLANK 243 570 220 242 A495

191 285 231 232

WATER TEMP GUAGE OPTION ETHER

380

FUEL SOLENOID

A23

ENGINE OIL TEMP

282

227 239 8 41 42 42 41 228 7 243 570 220 242 A495

SPARE CIRCUITS

242 A98 239 239 29 A29 A30

239 29 A29 A30

A30 A29

ALTERNATOR

298 MAIN CAB POWER

31

WATER TEMP

FUEL LEVEL

SPEEDO 197 SENSOR 239 SPARES OIL TEMP

VOLTS

PYRO

TACH OIL PRESS 324 239

TACH SENSOR

START MAN BUTTON PRESS ETHER INSTR GRDS

8

242

239

OIL KYSOR OPTIONS

329

303

248

226

226

397

226

226

13

25

243 230

4

5

28

28

A5

8

A495

239

342

25

42 A8

429 298 A252

348

239 634 342

MODE ACTUATOR

239 629 342

TEMP ACTUATOR

632 633

FRESH/RECIRC ACTUATOR

298

280 282 253 242 239 286 29 83 226

A39 39 239

FLASHER GROUND

230 229

252 230 39

570

239 SHUTDOWN RELAY GRD 239 239 286 MAIN LH LAMP 304 ACC RELAY STOP/TAIL/BACK A298 CIRCUIT BREAKER E1 E2 #5 230 SPARE RH TURN LT 227 #4 SPARE CIRCUTS 230 SPARE LH TURN LT 228 #3 226 #2 226 MAIN CAB CHASSIS #1 HARNESS HARNESS 226

239 253 242

ENGINE SHUTDOWN/ SPEED LIMITER/ ENGINE WARNING OPTIONS

228 227 37 8 38 242 2 1 35 36 239 241 5 281

228 227 37 8 38 242 2 1 35 36 239 241 5

248

28

298

B8

632 B239 12

4

24

298

342 25 4

3

298

304 19

269 8 37

269 8 38 37 239

152

93

27

239 232 A98 98 29 A23 23

24 230

570

93

632

269 8 37 239 RH LAMP STOP/TAIL/BACK 8 269 239 269 242 242 242 239 2 239 1 239 35 239 36 239 241 5 5

LIC PLATE LAMP (OPTIONAL) BACK-UP ALARM (OPTIONAL) BACK-UP LIGHT SW FUEL FILTER AIR DRYER RIGHT FUEL TANK LEFT FUEL TANK FRONT DRIVER TEMP SENDER REAR DRIVER TEMP SENDER AUX TRANS TEMP SENDER SPARE MARKER LT

MAIN CAB HARNESS

30 S

PRESS SW

LOW AIR

280

285 231 232 380 83 A23 282 59 E1 E2 93 242 220 A98 239 29

ENGINE HARNESS

DIFF LOCK LOW AIR

633

B239

283

GLOW PLUG 83 IGN 226 AIR SW 12 APP 286 23 252 253 242 FUEL 239 RESTRICT 14 380 239 242

225 224 223 289

225 224 223 289 191 285 231 232 380 83 A23 282 59 E1 E2 93 242 220 A98 239 29

93

LOW WATER WARNING OPTION

DUAL AIR PRES

LH BAG COMP LGHT

304

298

242 220

FAN CLUTCH TEMP SW

STARTER

BATTERIES

-

-

-

FRAME GRD ENGINE GRD

SPARES

LH DR SWTCH

45

A239 TWO SPD 90 AXLE OPT

RH BAG COMP LGHT RH DR SWTCH

STOP LT 5TH WHL

41 A8

INSTR POWER

59

249 249

106 285

INSTR LIGHT POWER

E1 E2

FREON COMPRESSOR CLUTCH

239 239

106 285

83

MAIN TRANS TEMP OPTION

CIRCUIT BREAKER

227 239 8 41 42 42 41 228 7 243 570 220 242 A495

254

41

SPEEDO

HOOD MAIN CAB HARNESSHARNESS

AD LT RH LOAD LT LH LOAD LT

239 42

CRUISE CONTROL 354

ENGINE BRAKE OPTIONS

SOLENOID (W/O STD STARTER)

227 TEST TEST SPARE 42 438 SPARE 145 239 220 249 354 132 SPARE SPARE SPARE SPARE 239

305 239 106 231 23

TURN SIGNAL SW

READING LT

239 329 329 389 19 19 389 329 329 239

FRSH/RECRC

LH CLR LGHT

HORN BUTTON

628 TEMP ACTUATOR 629 630 152 153 BLOWER RESISTOR 212 240

READING LT

CAB FAN LO

LH I D LGHT

WIPER MOTOR

281 A39 228 227 38 37 A8 8 281 279 3 192 242 145 239 305

153 248

BLOWER MOTOR WASHER

RH GENERAL LTS ACC GROUND

IGN

CTR I D LGHT

283

SLEEPER

DOME LIGHT

LH GENERAL LTS

RT HD LP

RH I D LGHT

BUZZER

LH DOOR LT RH CLR LGHT

LIGHT 18-WAY CONNECTOR

LH DOOR SW

404 239 239 403 402 398 397

BAR 16-WAY CONNECTOR

239 19 329 389 329 19 329 19 239 5 239 5 239 5 239 5 239 5 239 19 239 348 227 239 8 41 239 42

CIG LIGHTER LT CIGAR LIGHTER FUSE HOLDER

LT HD LP

RH DOOR SW CTR ROOF LT

280

280 280

OVERHEAD LT SW OVERHEAD FLUORESCENT LT

4

RH DOOR LT

239

ACC POWER CONN

COMP CLTCH

329 19 239 389 329 19

CAB BLOWER

GLOVE BOX LT

LH SPEAKER FUSE HOLDER ACC POWER 429

429 239 239 19 A19 239 19 A19 239 19 A19 239 19 239 19 239 19 239 19 239 239 19 19 239

TAIL

389

ALARM TAP

153 45

239 A239 A495 631 240 212 152 153 239 A495 631 634 342 253 239 629 239 633 342

RH SPEAKER SPEAKER VOL CONTROL

STOP

19 132

LH SPOT LT

CAB BLOWER RESISTOR

RIGHT

132 19

RH SPOT LT

MIRRORSWITCH HEAT

152 153 212 240

437 433 431 435 389 429 239 19 248 249 254 SLEEPER SLEEPER JUMPER HARNESS HARNESS CAB HEAT BLANK & A/C B239 CNTRL A495 630 629 AUX HEAT628 A/C CNTRL B239 248 240 212 153 BLOWER 631 152 CONTROL

BUNK AC

229

239 GROUND 280 CONSTANT POWER SPARE AUX TRAILER CIRCUTS CONSTANT POWER 230 SWITCHED POWER 226 303 302 280 SPOT SWITCH 132 LIGHT 226 ENG FAN SWITCH 220 2 FUEL SWITCH 14 LEVEL 1 232 SWITCH SHUTDOWN OVERRIDE 23 404 280 242 AD/LOAD SWITCH 249 398 254 249 LIGHT 402 ROOF MAIN CAB 239 HARNESS HARNESS 29 397 AIR START 29 ETHER SWITCH 83 397 WIPER/ FIBER 239 403 WASH SW OPTIC 253 404 LIGHT 27 7 AUX SWITCH 239 LIGHT B8 239 A5 CLEARANCESWITCH 239 LIGHT B8 298 24 HEADLIGHT SWITCH 239 225 B8 224 ENGINE 223 BRAKE OPTION 289 242 WHITE 253 419 ENG CHECK LIGHT BLANK 438 ENG STOP LIGHT RED 13 305 PANEL SPARE LIGHT 98 DIMMER 106 AUX TRANS TEMP 419 192 241 285 35 REAR SPARE TRANS 36 VARADRIVER SPARE TEMP 59 TEMP SHIELD SPARE 242 242 SPARE SPARE 239 SPARE 253 SPARE SPARE 280 FRONT 302 AIR DRIVER 228 PRESS CLOCK TEMP B239 A495 329 249 254 A252 229 132 429 239 19 248 5 348

B239 A495 329 249 254 A252 229 132 429 239 19 248 5 348

HEAT RH MIRROR TURN LGHT OPTIONS CLR LGHT GROUND GROUND CLR LGHT LH MIRROR TURN LGHT OPTIONS HEAT GROUND

437 433 431 435 389 429 239 19 248 249 254

PNL LP SW ACC MIR HEAT SPARE #3 CAB HTR SLPR HTR SPARE SW WIPER SPARE #2 SPARE #1

254

AUX FAN

302 227 5 239 239 5 228 302 239 239 253 253

437 A433 A433 433 431 A431 A431 435 429 429

A495 B239

CL LPS

AD LIGHT

A495 B239

MARKER LPS

249

BLANK A495 B239 437 433 431 435 389 429 239 19 248 249 254 SLEEPER JUMPER HARNESS

ACC CB FOG C LP SLPR RADIO A/C

LH LOAD LT

RADIO

BLANK A495 B239 437 433 431 435 389 429 239 19 248 249 254

LIGHT BULB

RH LOAD LT

430 434 436 432 437 433 431 435 A252 239 19 249

LEFT

434 430

HORN

432 436

LH SPEAKER

01

DRL S #4 S #5 TURN ROOF A FN HORN

RH SPEAKER

SK25762

DAYTIME RUNNING LIGHT OPTION

+

+

+

41 42 242 239 29 298 PARK BRAKE SW 328 239 328

DRL MODULE

41 42 242 239 29 298 328 239 328

AUX 5 228 279 227 8

AUX 5 228 279 227 8 66

MAIN CAB HARNESS

TRAILER HARNESS

AUX 5 228 279 227 8 66

8 227

66 5 AUX 228 279

TRAILER PLUG

SCHEMATIC379 FAMILY SK25762

PM719132.FRM