Troubleshooting Ishida CCW-M-214W Multi-Head Weigh System Errors: Overscale Error and WH Error Solutions

Question:

Good afternoon, I am looking for information on troubleshooting Ishida Multi-Head Weigh Systems, specifically the Ishida CCW-M-214W model. We use this system for weighing and distributing produce such as tomatoes, onions, and garlic. However, we are experiencing various errors on different bucket stations, including Overscale Error Channel 1 WH:1 and WH Error Channel =1 WH 5. As I am not very familiar with these Ishida Scale Systems, I would appreciate any links to manuals or forums for more technical guidance. Finding helpful tech notes for these scales has been challenging. Thank you for your assistance.

Top Replies

Having more experience with fixing scales back in the Z, RZ days, I recommend having extra drive units and weigh hoppers on hand, especially if you have multiple scales. An additional weigh hopper for testing load cells would also be beneficial. Overscale issues may result from poor scale operation, so we aim for 3 to 4 hoppers per dump with radial/dispersion amplitude and weight adjustments. Load cells can easily be damaged, particularly if they are in a position where they can be hit by foot or cart traffic. If the load cell is functioning properly, replacing the DUC board typically resolves weight problems. In older models, recapping the DUC boards often resulted in an 80% success rate. Mechanical issues such as worn cam followers, bent linkages, and misadjusted arms may also arise. Make sure the load cell travel limit adjustment screws are set correctly to prevent excess flex during normal operation. Testing can be done with a 15VDC regulated supply and a block with a hook for holding a drive unit and weigh hopper. For more information on load cell testing specific to the M weigher, refer to the document provided. Standard disclaimers apply, so proceed with caution.

In my experience, I've found that fixing these scales requires more practice, especially compared to the Z, RZ era. It's recommended to have extra drive units and weigh hoppers on hand, especially if you have multiple scales. By ensuring a sufficient number of hoppers per dump and properly adjusting the weight, you can avoid overscale issues that may affect the scale's performance. It's important to protect the load cells from damage, as they can easily be affected by physical impacts. If the load cell is functioning properly, replacing the DUC board typically resolves weight discrepancies. Older models may benefit from recapping the DUC boards, while newer models with surface mount caps may not require this step. Mechanical issues like worn cam followers, bent linkages, and misaligned arms are common and should be addressed promptly. Adjusting the load cell travel limit screws can prevent excessive flex during normal operation. A test setup involving a regulated supply and a hook for the weigh hopper can help troubleshoot issues. For detailed load cell testing information specific to the M weigher, please refer to the provided document. Please use this information at your own discretion.

After the forum update, it seems the attachment was lost. I have reattached it here for reference. The resistance readings provided are standard for a high-quality load cell, but there may be some variation that is considered normal. Other engineers developed this testing procedure after my transition to controls. I recommend checking your own load cells to determine what is typical for your equipment. Our testing setup involves using a power supply to connect directly to the load cell wires, along with a block to secure a drive unit and hopper. This procedure applies to both the R and RV models of the load cell. I admit that I am a bit out of practice, particularly with the newer models on the market.

به دنبال راهنمای دستگاه توزین چند سری اشیدا مدل CCW-Em-214m-s/30-ss هستم. لطفاً راهنمای مربوطه را ارائه دهید. از کمک شما سپاسگزارم.

Hey! I totally understand the frustration with troubleshooting those multi-head weighers. For the Overscale Error and WH Errors you're seeing, it could be worth checking the calibration and load cell connections on the affected channels, as they can often lead to those types of errors. I recommend reaching out to Ishida's customer support directly, as they can provide tailored advice and possibly share some manuals. Also, have you checked out forums like The Packaging Forum or other industry-specific communities? They often have experienced users who might have dealt with similar issues. Good luck, and I hope you get it sorted soon!

Hey! I totally understand how frustrating it can be dealing with those errors on your Ishida system. It sounds like you're having a classic case of calibration or possibly sensor issues, especially if it's happening on multiple bucket stations. I recommend checking the manual for any specific troubleshooting steps related to those error codes. If you haven’t found it yet, the Ishida website occasionally has downloadable manuals, and their customer support might also be helpful. Additionally, I’ve found a few forums like The Packaging Forum and even some Facebook groups where operators share tips; they could be worth checking out for real-world insights. Good luck!

Hey there! It sounds like you’re dealing with some frustrating errors. For the Ishida CCW-M-214W, I recommend checking out the official Ishida website for their downloadable manuals and troubleshooting guides; those can be super helpful. Additionally, forums like the User Group on Facebook for packaging technology or even LinkedIn groups can be a goldmine for insights from others who’ve faced similar issues. Also, don’t underestimate the power of YouTube—sometimes you can find helpful videos that walk you through specific troubleshooting steps. Good luck!

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Frequently Asked Questions (FAQ)

FAQ: 1. What are some common errors encountered in the Ishida CCW-M-214W Multi-Head Weigh System?

Answer: - Common errors include Overscale Error and WH Error on different bucket stations.

FAQ: 2. How can I troubleshoot Overscale Error Channel 1 WH:1 on the Ishida CCW-M-214W model?

Answer: - Troubleshooting Overscale Error may involve checking the weight being measured and ensuring it does not exceed the scale's capacity, inspecting the scale for any obstructions, and calibrating the machine.

FAQ: 3. How do I address WH Error Channel =1 WH 5 on the Ishida CCW-M-214W Multi-Head Weigh System?

Answer: - Resolving WH Error may require checking the connection between the scale and control system, inspecting for any loose wires or damaged components, and recalibrating the system.

FAQ: 4. Where can I find technical guidance or manuals for troubleshooting the Ishida CCW-M-214W model?

Answer: - You may seek technical guidance and manuals for the Ishida CCW-M-214W Multi-Head Weigh System through online forums, manufacturer websites, or reaching out to Ishida customer support for assistance.

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