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Kalmar Crane Hydraulic Oil Tank Air Filter 923855.1183 Hydraulic Return Oil Filter 922315.0004
Application Scenarios
1. Ports and Container Terminals: Operating in coastal environments characterized by high salt spray and humidity, these filters serve reach stackers and empty container handlers. During frequent 45-ton container lifting operations, the two filter types work in tandem: the return line filter captures metal wear particles from high-velocity return fluid, while the breather effectively blocks salt spray and moisture carried by the sea breeze.
2. Railway Freight Yards and Inland Hubs: In multimodal freight yards involving continuous transfer operations on unpaved ground-where airborne dust is severe-the breather acts as the first line of defense. It precisely captures airborne micron-sized dust, preventing sand particles from causing abrasive wear on hydraulic pumps.
3. Steel Mills and Heavy Manufacturing: In environments involving extreme heat and metal dust-such as heavy-duty forklifts handling steel coils and billets-the return line filter utilizes high-temperature resistant materials. It efficiently captures iron scale particles and inhibits high-temperature sludge formation, protecting critical control valves (such as those from Parker and Rexroth) from seizing.
4. Timber Yards and Paper Mills: During high-frequency log handling by stackers, the air is filled with lightweight, electrostatically charged wood chips and plant fibers. The breather employs a microporous protective mesh to prevent these fibrous materials from entering the reservoir, thereby avoiding clumping in the hydraulic circuit that could lead to system cavitation.
Kalmar Heavy Equipment Bill of Materials (BOM) for Major Maintenance
| System Category | Part No. | English Description | Recommended Interval | Qty Per Unit | Function & Procurement Notes |
|---|---|---|---|---|---|
| Hydraulic System | 923855.1183 | Filter Breather | 1,000 Hours | 1 pc | Original Queried Item. Prevents airborne dust and salt spray from entering the oil tank. |
| 922315.0004 | Hydraulic Return Filter | 1,000 Hours | 1 pc | Original Queried Item. 482mm high-flow design, delivers high-precision return oil filtration. | |
| 923855.1224 | High Pressure Filter | 1,000 Hours | 1 pc | Protects the core main control valve and pilot multi-way valve spools. | |
| 922316.0001 | Suction Strainer | 2,000 Hours | 1 pc | Located at the tank bottom; must be replaced during fluid changes or major overhauls. | |
| Engine System | 923855.1184 | Engine Oil Filter | 500 / 1,000 Hours | 1-2 pcs | Cross-matched based on engine brand (e.g., Volvo Penta or Cummins). |
| (Volvo Engine Example) | 923855.1225 | Fuel Primary Filter (W/S) | 1,000 Hours | 1 pc | Essential for ports with high humidity; removes water from diesel fuel. |
| 923925.0048 | Fuel Fine Filter | 1,000 Hours | 1 pc | Captures micron-level contaminants to protect the high-pressure common rail injectors. | |
| 923468.0054 | Air Filter Main Element | 1,000 Hours | 1 pc | Primary intake defense line; requires sooner replacement or purging in dusty environments. | |
| 923468.0055 | Air Filter Safety Element | 2,000 Hours | 1 pc | Works with the main element to protect the engine if the main filter ruptures. | |
| Transmission System | 923855.1185 | Gearbox Oil Filter | 1,000 Hours | 1 pc | Fits heavy-duty gearboxes such as Dana Spicer TE32. |
| 924523.0002 | Charging Pump Filter | 1,000 Hours | 1 pc | Ensures steady control pressure for transmission clutches. | |
| Axle & Chassis | 920130.0001 | Axle Breather | 2,000 Hours | 2 pcs | Fits Kessler Axles; prevents overpressure that causes hub oil seal leaks. |
| 923855.1228 | Wheel Hub O-Ring Kit | 2,000 Hours | 1 set | Replaced during axle overhauls or wet brake inspections. | |
| Boom Structure | 920943.0016 | Slide Pad - Boom Front | 2,000 Hours / Wear | 1 set | High-frequency wear item made of Teflon/Nylon for smooth boom extension. |
| 920943.0017 | Slide Pad - Boom Rear | 2,000 Hours / Wear | 1 set | Paired with front pads to prevent direct steel-on-steel friction and deformation. | |
| Cabin Climate | 923855.1186 | Cabin Air Filter (Internal) | 500 / 1,000 Hours | 1 pc | Secures operator cabin air quality; replace more frequently in high-dust applications. |
| 921235.0003 | A/C Receiver Dryer | 2,000 Hours / 2 Yrs | 1 pc | Absorbs climate loop moisture to prevent summer freeze-ups. |
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