Overview
The ZF 2094.346.014 SCREEN SHEET is a critical filtration component engineered for the hydraulic circuit of heavy-duty ZF construction machinery transmissions. This OEM genuine part acts as a precision mesh barrier, capturing metallic debris, clutch lining particles, and other contaminants that circulate through the transmission fluid. Positioned directly within the valve body or sump area, the screen sheet ensures that only clean oil reaches sensitive components like the shift system and main shaft assemblies. The SKU 2094.346.014 is manufactured to exacting ZF tolerances, guaranteeing a perfect seal and optimal flow rate to prevent pressure drops that can compromise gear engagement.
Symptoms of Failure
- Erratic or Delayed Gear Engagement: When the screen sheet becomes clogged with debris, hydraulic pressure fluctuates, causing hesitation or harsh shifts during operation.
- Transmission Overheating: A blocked 2094.346.014 restricts oil flow, leading to inadequate cooling and elevated sump temperatures that accelerate wear on the 2094104412: MAIN SHAFT.
- Audible Whining or Chattering: Starvation of hydraulic fluid due to a perforated or collapsed screen sheet produces high-pitched noises from the pump and valve body.
- Visible Metal Particles in Oil: A torn screen allows debris to circulate, often detected during routine oil analysis or when draining fluid from the transmission pan.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 2094.346.014 |
| Material | Stainless Steel Mesh with Reinforced Polymer Frame |
| Mesh Micron Rating | 150 µm (Estimated) |
| Overall Dimensions (L x W x H) | 180 mm x 120 mm x 8 mm |
| Weight | 0.35 kg |
| OEM Reference | ZF 2094.346.014 |
| Operating Temperature Range | -20°C to +120°C |
Compatibility
This screen sheet is primarily designed for ZF WG180, WG200, and WG211 series transmissions commonly found in wheel loaders, graders, and excavators. It is also compatible with certain 4WG-200 and 6WG-200 variants used in construction machinery. For optimal performance, always replace the screen sheet alongside the 2094304054: MAIN SHAFT and inspect the 2094106010: SHIFT SYSTEM for any signs of contamination. Verify your transmission model against the ZF parts catalog before installation.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 2094104412 | MAIN SHAFT | Transfers torque from the torque converter to the planetary gearset |
| 2094304054 | MAIN SHAFT | Secondary shaft supporting clutch pack engagement |
| 2094106010 | SHIFT SYSTEM | Hydraulic valve assembly controlling gear selection |
| 2094206001 | GEARSHIFT SHAFT | Mechanical linkage for manual shift override |
| 2094306053 | GEARSHIFT SHAFT | Alternate shaft variant for WG200 series |
| 0630513070 | SNAP RING | Secures shafts and bearings in axial position |
| 2094306019 | WASHER | Thrust washer for gear end-play adjustment |
| 0732040444 | COMPRESSION SPRING | Provides return force for shift valve spools |
| 0732040728 | COMPRESSION SPRING | Higher-tension spring for clutch piston return |
| 2093206001 | BUSH | Wear-resistant bushing for gearshift shaft support |
Frequently Asked Questions
Q: How often should the ZF 2094.346.014 screen sheet be replaced?
A: ZF recommends inspecting the screen sheet during every major transmission overhaul, typically every 2,000 to 3,000 operating hours. If you observe any of the failure symptoms listed above, immediate replacement is advised to prevent secondary damage to the 2094206001: GEARSHIFT SHAFT.
Q: Can I clean and reuse the screen sheet instead of replacing it?
A: No. The mesh structure of the 2094.346.014 is delicate and can be deformed by cleaning solvents or compressed air. Reusing a compromised screen risks debris bypassing the filter, leading to premature wear of the shift system and main shaft bearings.
Q: Is this screen sheet compatible with ZF 4WG-200 transmissions?
A: Yes, the 2094.346.014 is a direct fit for most 4WG-200 and 6WG-200 series transmissions. However, always cross-reference your transmission serial number with the ZF parts database to confirm compatibility with your specific 2094104412: MAIN SHAFT configuration.
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