Paduan Lengkap Program Perawatan Mesin (Technical Analysis Inspection) Komatsu Dozer D85
Form PPM Komatsu D85: Standar Pemeriksaan Lengkap + Penjelasan
Engine Inspection – Standar & Aktual
Pemeriksaan engine adalah bagian terpenting dalam PPM Komatsu D85. Berikut standar dan nilai aktual:
| Item | Standar | |
|---|---|---|
| Blow-by Pressure | Max 50 mmH2O (0.49 kPa) | |
| Blow-by High | 100 mmH2O (0.98 kPa) | |
| Exhaust Temperature | Max 630°C | |
| Boost Pressure | 80 kPa | |
| Engine Low Idling | 1.0 – 3.5 kg/cm² | |
| Engine Full Throttle | 6.0 – 9.0 kg/cm² | |
| High Idling Speed | 2050 – 2150 rpm |
Transmission & Torque Converter
| Item | Standar | |
|---|---|---|
| T/M Netral T/C (60–80°C) | 33 – 35 kg/cm² | |
| Steering Clutch LH | 24 – 26 kg/cm² | |
| Steering Clutch RH | 24 – 26 kg/cm² | |
| Brake Release LH | 24 – 26 kg/cm² | |
| Brake Release RH | 24 – 26 kg/cm² |
Hydraulic System Komatsu D85
| Item | Standar | |
|---|---|---|
| Relief Pressure Blade | 210 ± 10 kg/cm² | |
| Raise Blade | 1.5 – 2.2 detik | |
| Lower Blade | 1.3 – 1.7 detik | |
| Hydraulic Drift | Max 100 mm / 15 menit |
Final Drive
Pemeriksaan dalam kondisi engine off
Tidak ditemukan catatan kerusakan pada dokumen.
Sistem Elektrikal Komatsu D85
* Instrument panel → normal
* Starting system → normal
* Charging system → normal
* Lighting → lengkap & berfungsi
* Battery → kondisi baik, elektrolit normal
* Wiring harness → terpasang baik
* VHMS / Komtrax → aktif
* Emergency shutdown → berfungsi
* Logout switch → normal
* Autolube → normal
* Fire suppression → aktif
* Fatigue warning → berfungsi
* Backup alarm → normal
Attachment & Frame
Tidak terdapat crack
Kondisi bersih, lengkap, dan layak
Wear & tear masih dalam batas normal
Kesimpulan
Form PPM Komatsu D85 ini memberikan gambaran lengkap mengenai standar pemeriksaan unit, mulai dari engine, hydraulic, transmission, hingga electrical. Pengisian form secara benar membantu mencegah kerusakan besar dan memastikan performa bulldozer tetap optimal.

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