product knowledge pada unit yang digunakan buma

1. BUMA SCHOOL
2022
Basic Mechanic Course

2. Tujuan
Pengetahuan dasar tentang :
 Fungsi alat
 Produk
 Nama dan fungsi unit
 Susunan power train
 Attachment alat
 Arti kode pada alat dan engine
Untuk unit-unit :
 Excavator
 Dump Truck
 Buldozer
 Wheel Loader
 Motor Grader
 Trailer
 Tractor Truck

3. JENIS
 EXCAVATOR & SHOVEL :
Komatsu Hitachi
 DUMP TRUCK :
A. RIGID DUMP TRUCK :
Komatsu Caterpillar Hitachi Nissan Volvo
B. ARTICULATE DUMP TRUCK :
Komatsu Caterpillar Volvo
 BULLDOZER :
Komatsu
 WHEEL LOADER & WHEEL DOZER :
Komatsu
 MOTOR GRADER :
Komatsu Caterpillar
 TRAILLER / VESSEL :
PATRIA

4. HYDRAULIC EXCAVATOR
KOMATSU
tahun 1835 William Smith Otis
- pekerjaan menggali,
- membuat parit,
- mengangkat material.
- Bodynya dapat berputar ( swing ) 360 derajat.
Power Train Hydraulic Excavator
1.Engine.
2.Pump Hydraulic.
3.Hydraulic Motor.
4.Swing motor.
5.Final drive.
6.Front idler.

5. KOMPONEN EXCAVATOR
Keterangan gambar
1. Bucket
2. Bucket cylinder
3. Arm
4. Arm cylinder
5. Boom
6. Boom cylinder
7. Sprocket
8. Track frame
9. Idler
10. Track shoe

6. HYDRAULIC EXCAVATOR

7. POWER SHOVEL

10. Gambar 1.6 Hydraulic Breaker
HYDRAULIC BREAKER

11. HITACHI EX 2500
EX2500
EX = Excavator
2500 = Operational weight 250 tons
Engine KTA 50-C
K = Cummins Family Series En
T = Turbocharger
A = After Cooler
50 = 50 Liter Piston Displacement
C = Construction Engine
HITACHI

12. Gambar 1.8 Functional Layout Excavator Hitachi
1.Functional Layout
1. Diesel Engine 10. Center Joint
2. Pump Drive Unit 11. Hydraulic Oil Tank
3. Hydraulic Pump X6 12. Fuel Tank
4. Hydraulic Oil Cooling Fan Motor X2 13. Battery Unit
5. Hydraulic Oil Cooler X2 14. Lubricator
6. Engine Radiator 15. High-Pressure Strainer X6
7. Engine-Pump Bulkhead 16. Air Filter X2 (Outer/Inner)
8. Control Valve X3 17. Retractable-Type Ladder
9. Swing Device X2 18. Cab

13. DUMP TRUCK
KOMATSU
Work with Dozer Shovel atau Wheel Loader
1. Dump body
2. Steering and hoist oil tank
3. Operator’s
4. Rear view mirror
5. Under mirror
6. Combination lamp
7. Head Lamp
8. Hand rail
9. Step
10.Radiator
11.After Cooler

14. 46 x 1,70 = 78.5 ton
DUMP TRUCK

15.  Beroperasi di medan kering dan berlumpur
 Dilengkapi dengan konstan 4 wheel drive dan 6 wheel drive
 Dilengkapi Differential locks pada semua drive axles
Volvo Articulated

16. Volvo Articulated

17. Powertrain Skeleton
Volvo Articulated

18. Volvo Articulated

19. OHT CAT 777 D
- 500 meter Up
- Pengangkut OB (Over Burden), coal (Batubara), Fuel, ataupun sebagai water truck
CATERPILLAR

25. 2.3.1.3 Kode engine

26. OHT CAT 785 C

31. CAT 789 C

36. BULLDOZER
traksi besar
pekerjaan menggali, menggusur,
meratakan, dan dapat
dioperasikan pada medan yang berlumpur,
berbatu, berbukit dan di daerah yang
berhutan

37. 1. Engine ------>>>>>Damper
2. Torque converter
3. Universal joint
4. Transmission
5. Steering clutch
6. Steering brake -------->>>>>Final Drive
7. Sprocket
8. Track shoe
12. Transmission control valve
Powertrain Torqflow
Power Train Torqflow Type

38. 1. Blade.
2. Blade lift cylinder.
3. Cabin
4. Fuel tank
5. Ripper
6. Sprocket.
7. Track roller
8. Straight frame.
9. Track shoe.
10. Canopy
Bulldozer D375A-5

39. 1. Engine
2. Torque converter
3. Universal joint
4. Transmission
5. Steering clutch
6. Steering brake
7. Sprocket
8. Track shoe.
12. Transmission control valve
P/ T Torque converter + Hydroshift
Catatan : Power Train tipe ini tidak ada di BUMA
Power Train Torque converter + Hydroshift transmission

40. 1. Engine
2. Main clutch
3. Universal joint
4. Transmission
5. Steering clutch
6. Steering brake
7. Sprocket
8. Track
Power Train Direct Drive
Catatan : Power Train tipe ini tidak ada di BUMA
Power train bulldozer direct drive type

41. 1.Diesel engine
2.Damper
3.Universal joint
4.Hydroshift transmission
5.Transfer case
6.Steering clutch
7.Steering brake
8.Final drive
12.Track
Power Train Hydroshift
Power Train Bulldozer Hidroshift type

42. Kode Bulldozer :

43. Rake Blade
Alat Kerja Pada Bulldozer

44. Ripper
Alat Kerja Pada Bulldozer

45. Towing Winch

46. Backhoe
swing 180 derajat

47. U-Blade

48. dapat ditinggikan sebelah
Straight Tilt Blade

49. Dapat diserongkan 25 derajat dan dapat di Tilt secara manual.
Angle Dozer

50. Track Shoes

51. Daerah kerja yang rata dan kering
Dozer Shovel

52. Shoe-Dump Bucket Three-way Bucket
Bucket dapat dimiringkin kesalah satu sisi tanpa memutarkan unit, sehingga dapat
memperkecil cycle time
Attachment

53. Bucket untuk batuan besar Merupakan kombinasi bucket, blade,
scraper dan clamsheel

54. Canopy

55. WHEEL LOADER
Effisien untuk daerah kerja kering rata dan kokoh

56. 1. Engine
2. Damper
3. Universal joint
4. Torque converter
5. Torqflow transmission
6. Transfer gear
Power Train

57. 1. Bucket
2. Tilt lever
3. Lift cylinder
4. Lift arm
5. Head lamp
6. Turn signal lamp
7. Front wheel
8. Rear wheel

58. Wheel Loader WA470-3

59. Attachment

60. Digunakan untuk tanah biasa
Kombinasi bucket, blade,
scraper atau clamshell,
untuk stripping top soil dan
loading
Attachment

61. Untuk material pasir atau serpihan dalam
jumlah yang banyak
Attachment

62. MOTOR GRADER
membuat jalan
seperti membentuk jalan
meratakan jalan
finishing

63. work equipment :
• Blade : meratakan tanah
• Scarifier : memecah material-material keras
• Ripper : memecah material-material keras.
MOTOR GRADER

64. 1. Engine
2. Main clutch
3. Drive shaft
4. Transmission
5. Parking brake
6. Drive shaft
7. Final drive
8. Tandem drive
Power train - Direct Drive Type

65. Motor Grader GD825A-2

66. MOTOR GRADER GD825A-2
1.Blade lift cylinder
2.Drawbar lift cylinder
3.Cab
4.Ripper
5.Rear wheel
6.Articulate cylinder
7.Blade
8.Front wheel
9.Head lamp

68. Attachment

69. TRAILER
Full Trailer
 axle depan dan axle belakang
 tow barnya terpasang di hook
Semi Trailer
 axle belakang
 di depan dilengkapi dengan king pin dan landing gear
 King pin tersebut akan terpasang di fifth wheel pada tractor
truck saat truck digandengkan
 lending gear akan berfungsi sebagai penahan agar trailer
tidak jatuh.

70. King Pin

71. TRACKTOR TRUCK
Full truck
Tractor truck

72. Tractor Truck
Full Truck
TRACKTOR TRUCK

73. VOLVO
F = Cab Over Engine (COE)
N = Conventional type yaitu letak engine
ada didepan cabin
H = High cabin (cabin lebih tinggi)
M = Medium cabin (cabin sedang)
L = Low cabin (cabin rendah)
16 = Engine displacement (dalam liter)
Volvo FH16

74. SCANIA

75. Scania P-Series
Keterangan :
1. Operator’s cab
2. Container
3. Rear wheel
4. Fuel tank
5. Air tank
6. Front Wheel
7. Head Lamp
SCANIA

76. Scania T Series
1. Engine hood
2. Operator’s cab
3. Vessel
4. Rear-rear wheel
5. Rear-front wheel
6. Propeller shaft
7. Fuel tank
8. Air tank
9. Front wheel
10. Frame Scania
SCANIA

77. 1. Engine
2. Clutch
3. Transmission
4. Proppeler shaft
5. Differential
6. Proppeler shaft
7. Differential
SCANIA

78. Tipe Kabin Scania Chassis Class
SCANIA

80. ---- THE END----