Dasar Mesin

DASARDASAR MESINMESIN

PT. HINO MOTORS SALES INDONESIAPT. HINO MOTORS SALES INDONESIA20052005

078MODEL MAINTENANCE078MODEL MAINTENANCECOURSECOURSE

A. PROSES PEMBAKARAN PADA MESINA. PROSES PEMBAKARAN PADA MESIN

SILINDER

CONNECTING ROD

CRANKSHAFT

PISTON

UDARABAHANBAKAR

PANAS

RUANG BAKAR

I. PENGETAHUAN DASAR MESINI. PENGETAHUAN DASAR MESIN

MESIN 4 LANGKAHMESIN 4 LANGKAH

HISAP(SUCTION)

USAHA(WORK)

KOMPRESI(COMPRESSION)

BUANG(EXHAUST)

4X GERAKAN PISTON2X PUTARAN POROS ENGKOL1X USAHA/PEMBAKARAN


MESIN DIESEL MESIN BENSIN

LANGKAH HISAP

HANYAUDARA

UDARA+

BAHAN BAKAR

B. PRINSIP KERJA MESIN DIESEL & BENSINB. PRINSIP KERJA MESIN DIESEL & BENSIN



LANGKAH KOMPRESI

20

1

9

1C500o



LANGKAH USAHA

INJECTION NOZZLE BUSI



LANGKAH BUANG


MesinItem

* Memerlukan setengah dari jumlah bahanbakar mesin bensin.* Gangguan lebih sedikit.* Torsi besar pada putaran mesin yang rendah.

* Bobot lebih ringan.* Volume silinder lebih kecil.* Getaran dan suara lebih halus

Solar Bensin

Pembakaran Kompresi Elektik busi

15-22 6-10

Injeksi bahan bakar Udara dan bahan bakar dicampur di karburator

Putaran cam shaft pompa injeksi Oleh distributor.

PENGIRIMAN BAHANBAKAR

PEMBAKARAN PADATIAP SILINDER

MESIN DIESEL MESINBENSIN

GAMBARAN

BAHAN BAKAR

PEMBAKARAN

PERBANDINGANKOMPRESI

C. GAMBARAN UMUM DIESEL & MESIN BENSINC. GAMBARAN UMUM DIESEL & MESIN BENSIN


MOMENT (satuan Kg.m)

JARAK (M)

GAYA(Kg)

KEMAMPUAN PUNTIR YANG DIHASILKANOLEH SUATU GAYA DAN JARAK

TORSI (T) = GAYA (F) X JARAK (R)TORSI (T) = GAYA (F) X JARAK (R)

PADA MESIN :GAYA ADALAH TEKANAN AKIBATPEMBAKARAN YANG DITERUSKAN KECRANK SHAFT MELALUI CONNECTINGROD.PANJANG TUAS = JARAK ® ANTARATITIK CRANK JURNAL DAN CRANK PIN

®


MAKSIMUM HORSE POWER (HP/PS)

1m

BEBAN SEBERAT 75 kg75 kg DIANGKAT SETINGGI 1 m1 m DALAM WAKTU 11 detikdetik


DK

150

250

200

300

GR / (DK.HR)

500 800 1100 1400 1700 2000 2300

PUTARAN MESIN ( RPM)

MOMEN

PEMAKAIAN BAHAN BAKAR SPESIFIK

DAYA MESIN


KURVA PERFORMA MESIN

Komponen Utama

Rocker arm

Exhaust manifold

Piston

Connecting rod

Cylinder liner

Crank shaft

Intake manifold

Intake air heater

Fuel filter

Cam shaft

Oil pumpCrank shaft

Piston

Piston ring

Intake valve Exhaust valve

Injection nozzle

Cylinderliner

D. KONSTRUKSI MESIN DIESELD. KONSTRUKSI MESIN DIESELI. PENGETAHUAN DASAR MESINI. PENGETAHUAN DASAR MESIN

1. Tipe Direct injection (Injeksi langsung)

TOROIDAL SHAPE)220kg/cm-(170Nozzle 2

E. JENIS RUANG BAKARE. JENIS RUANG BAKARI. PENGETAHUAN DASAR MESINI. PENGETAHUAN DASAR MESIN

2. Tipe Pre-chamber (Ruang Bantu)

NOZZLE


3. Swirl chamber (Kamar pusar)

NOZZLE


F. FIRING ORDERF. FIRING ORDERDIAGRAM KERJA MOTOR 4 LANGKAHDIAGRAM KERJA MOTOR 4 LANGKAHFIRING ORDER (FO) 1FIRING ORDER (FO) 1 –– 44 –– 22 –– 66 –– 33 –– 55


6

5

4

3

2

1

LK.SIL.

HISAPHISAP KOMPRESIKOMPRESI USAHAUSAHA BUANGBUANG

HISAPHISAP KOMPRESIKOMPRESIUSAHAUSAHA BUANGBUANG

BUANGBUANG

KOMPRESIKOMPRESIHISAPHISAP

HISAPHISAP

USAHAUSAHA

USAHAUSAHA

USAHAUSAHAKOMPRESIKOMPRESI

KOMPRESIKOMPRESI

BUANGBUANG

HISAPHISAPBUANGBUANG USAUSA--

HIHI--

MPRESIMPRESI

ANGANG BUBU--

KOKO--

HAHA

SAPSAP

0O 60O 120O 180O 240O 300O 360O 420O 480O 540O 600O 660O720O

CAMSHAFT

PISTON COOLINGJET

CRANKSHAFT

OIL FILTER

PRESSUREREGULATOR VALVE

OIL FILTERSAFETY VALVE

OIL PUMP SAFETY VALVE

OIL PUMP

OIL COOLERSAFETY VALVE

INJECTION PUMP

OIL COOLER

VACUUM PUMP

G. SISTEM PELUMASG. SISTEM PELUMASI. PENGETAHUAN DASAR MESINI. PENGETAHUAN DASAR MESIN


Oil FlowRoller Pin

Roller Cam

Rocker Arm

Adjusting Screw CrossHead

Camshaft

Cam Idle Gear Shaft

Rocker Shaft

Main Oil Hole

Oil Filter

Oil CoolerOil Cooler Safety Valve

Oil Filter Safety Valve

Connecting Rod

Injection Pump

( Air Compressor )

Oil jet 245{2.5}Sub Idle Gear Shaft

Oil Pump

Oil Strainer

Crankshaft

Main Idler Gear Shaft

Relief Valve1648{16.8}

Regulator Valve

Oil Pan

J08C and J08C-TI Engine [kpa{kgf/cm2}]

Sub Oil Hole

Turbocharger


FUEL TANK

DRAIN PLUGWATER SEPARATOR

PRIMARY FILTERFUEL FILTER

PRIMING PUMP

FEED PUMP

INJECTION PUMP

TIMER GOVERNOR

INJECTION PIPE

NOZZLE

LEAKAGE PIPE

THROUGH-FEED VALVE

H. SISTEM BAHAN BAKARH. SISTEM BAHAN BAKARI. PENGETAHUAN DASAR MESINI. PENGETAHUAN DASAR MESIN

SISTEM BAHAN BAKAR

TIMER

PUMP BODY

FUEL FEED PUMP

GOVERNOR


SISTEM BAHAN BAKARI. PENGETAHUAN DASAR MESINI. PENGETAHUAN DASAR MESIN

Nozzle cross section (Made by Denso)Nozzle cross section (Made by Denso)

Nozzle cross section (Made by Zexel)Nozzle cross section (Made by Zexel)

SPRING SEAT

KNOCK PINSPACER

RETAINING NUTNOZZLEASSEMBLY

NOZZLE NEEDLELIFT PIECE

SPRING SEAT

NO.1 VALVE OPENINGPRESSURE ADJUST SCREW

CAP NUT

GASKET

NO.1 PRESSURESPRING

PUSH ROD

SPRING SEAT

SPRING SEAT

KNOCK PIN

SPACERRETAINING NUT

NO.2 PRESSURE SPRING

NOZZLE ASSEMBLY

PRELIFTADJUST SHIM

THERMOSTAT CYLINDER HEAD

HEADER TANK

WATER LEVEL SWITCH

RA

DIA

TOR

COOLANT PUMP

CYLINDER BLOCK

OIL COOLER

I. SISTEM PENDINGINI. SISTEM PENDINGINI. PENGETAHUAN DASAR MESINI. PENGETAHUAN DASAR MESIN

J-E/GR

adiator

Thermostat

Water pump

Inlet control

P-E/G

Radiator

Outlet controlOutlet control

Thermostat

Inlet control water cooling system

Water pump


Rad

iato

r

CoolantPump

Cylinder Head

Oil Cooler

CylinderBlock

CabHeater

Thermostat

Water flowJ08C / J08C-TI EngineReservoir

Tank


OVERFLOW PIPE RADIATOR CAP

UPPERTANK

RADIATORCORE

LOWER TANK

DRAIN COCKRADIATOR

RADIATOR HOSE

THERMOSTAT

DARICYLINDERHEAD

KECYLINDERBLOCK

RADIATOR HOSE

WATERPUMP

COOLING FAN

CO

OLI

NG

AIR

1. Radiator


2. Tutup Radiator

RADIATORCAP

VALVESPRING

RADIATORUPPER TANK

VACUUMVALVE

PRESSUREVALVE

TORESERVOIRTANK

FROMRESERVOIRTANK

PRESSURE VALVE FUNCTION VACUM VALVE FUNCTION


WATERPRESSURE

AIR AIR

3. Thermostat


4. Fan Clutch

COOLING FAN

COUPLINGCASE

STORAGECHAMBER

THERMOSTAT

SLIDE VALVE

COUPLINGROTOR

BEARING CASE

COUPLING SHAFT

INFLOW HOLE

SLIDE VALVE

THERMOSTAT

DRIVE CHAMBER

LABYRINTH ROD

COUPLING CASE

LABYRINTH

COUPLINGSHAFT

BEARING CASE


Terminal

LidCell plug

Connector

SeparatorGlass mat

Positive plateNegative plate

Battery jar

Glass mat

Positive plate

Pole

Negative plate

SeparatorPole

1.1. BATTERYBATTERYJ. SISTEM KELISTRIKANJ. SISTEM KELISTRIKAN


2.2. STARTERSTARTER

Pinion clutch

Shift lever

Engage switch

Motor

Reduction gear


3.3. GENERATORGENERATOR(1) Alternator

Pulley

Ball bearing

Fun

Stator coil

Stator core

Rotor core

Diode

Roller bearing

Field coil

Rear bracket Front bracket

(2) Alternator capacity (W)

W (watt) = Voltage (V) X Current (A)


Rangkain Sistem Pengisian Mesin J08C

KETERANGAN :1. Alternator2. Condenser3. Diode4. Stator coil5. Field coil6. IC regulator

7. Charge warning lamp8. Fuse9. Starter switch10. Load11. Batere


Rangkain Sistem Pengisian Mesin P11C

KETERANGAN :1. Alternator2. Condenser3. Diode4. Stator coil5. Field coil6. IC regulator

7. Charge warning lamp8. Fuse9. Starter switch10. Load11. Batere


Date post:	21-Feb-2015
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Dasar Mesin

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