Fabric guiding - basic rules, guidelines and setup procedures
Guiding of all types of fabrics follows similar basic rules, guidelines, and setup procedures. Here are some of the most important ones…
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Fabric guiding - basic rules, guidelines and setup procedures
Guiding of all types of fabrics follows similar basic rules, guidelines, and setup procedures. Here are some of the most important ones…
Insights ● ArticleHydraulic power unit troubleshooting - symptoms, causes and fixes
Troubleshooting HPUs is easier when you evaluate the symptoms to determine root causes. These troubleshooting charts will help diagnose problems related to pumps, leaks, pressure, noise and heat.
Insights ● ArticlePrevent problems by monitoring roll performance and conditions
When the machine is down, check rolls for: unusual wear or damage to the cover, fatigue-type cracking of the rubber and impact-types of cracks.
Insights ● ArticlePress diaphragm problem causes work stoppage, a case study
A chronic press load/unload diaphragm rupturing problem crippled the operation of the press at a mill. Plate and diaphragm misalignment were only part of the problem. Further analysis pointed to nipping roll diameter changes and incorrect diaphragm specifications.
Insights ● ArticleTroubleshooting rope runs - the four most common problem areas
Rope runs can be complex, and a poorly designed run can decrease machine complexity. They should be assessed periodically to find and correct problem areas.
Insights ● ArticleInspecting dryer cans - guide and recommended procedures
This article covers recommended types of dryer inspection and frequency. An inspection program is necessary to detect early signs of dryer component failure.
Insights ● ArticleCommon hydraulic valves - the proportional pressure valve
Proportional valves are commonly used to control pressure to a cylinder or hydraulic motor.
Insights ● ArticleVibration analysis - commonly used terms and definitions
This article provides definitions of terms that appear in a vibration analysis reports and may need further explanation. Graphics illustrate some concepts.
Insights ● ArticleHydraulic training availability and three oil filtration tips
Changing or adjusting the wrong hydraulic part can cause more issues that what you had before the change. Training is available from Valmet experts.
Insights ● ArticleSplicing safety, controls, quality and rear splice methods
Basic tips for good splices are presented, as well as an overview of splicing safety and two rear splice methods (under and over).
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