77026623a
WATER / AIR CONNECTION
The WATER / AIR CONNECTION, part number 770 266 23a, is a critical fitting for your rig's pneumatic system. It ensures a reliable, leak-free joint for compressed air lines, which is essential for proper rock drill function and efficient operation underground.
Description
770 266 23A WATER / AIR CONNECTION This fitting serves as a secure junction point within the compressed air circuit, often located where the main air hose connects to the rock drill body. Its primary job is to channel high-pressure air for functions…
Full Technical Description
770 266 23A WATER / AIR CONNECTION This fitting serves as a secure junction point within the compressed air circuit, often located where the main air hose connects to the rock drill body. Its primary job is to channel high-pressure air for functions like flushing rock cuttings from the drill hole. A solid, sealed connection here is fundamental to the entire pneumatic system's integrity and the drifter's performance.
An air leak at this connection directly impacts drilling efficiency. Reduced air pressure results in poor flushing, which slows down the rate of penetration and significantly increases the risk of the drill steel getting stuck. Even a small, persistent leak forces the rig's compressor to work harder, leading to higher fuel consumption and premature wear on major components.
The most common sign of failure is a distinct hissing sound of escaping air near the drifter. During routine checks, visually inspect the fitting for cracks or heavy corrosion. If a leak is suspected, a spray of soapy water will quickly reveal its source with bubbles. Always ensure the air system is fully depressurized before attempting to tighten or replace this connection.
Applications
- Underground drilling jumbos
- Mining and tunneling
- Hydraulic control systems
- Rock drilling spare parts
Specifications
| Brand | Sandvik |
|---|---|
| Machine Type | DL321-7 |
| Assembly | 10 |
Used on machines
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