{"id":50628,"date":"2025-06-16T19:39:00","date_gmt":"2025-06-16T19:39:00","guid":{"rendered":"https:\/\/ncservo.com\/?post_type=product&#038;p=50628"},"modified":"2026-03-31T17:17:35","modified_gmt":"2026-03-31T17:17:35","slug":"rexroth-4ws2em10-3020b2et315z8dm","status":"publish","type":"product","link":"https:\/\/ncservo.com\/.wp-toolkit_m\/product\/rexroth-4ws2em10-3020b2et315z8dm\/","title":{"rendered":"REXROTH 4WS2EM10-30\/20B2ET315Z8D\/M"},"content":{"rendered":"<div id=\"wb-what-we-do\" class=\"wordbank-container\">\n<h2>Repair Procedure<\/h2>\n<p>Each REXROTH 4WS2EM10-30\/20B2ET315Z8D\/M undergoes reconditioning \u2014 disassembly, parts replacement, reassembly, and bench testing before shipment.<\/p>\n<\/div>\n<div id=\"wb-overview\" class=\"wordbank-container\">\n<h2>Key Details<\/h2>\n<p>We&#8217;ve serviced hundreds of REXROTH 4WS2EM10-30\/20B2ET315Z8D\/M units over the years. Each one goes through the same controlled teardown, parts replacement, and testing process.<\/p>\n<\/div>\n<div id=\"wb-faq\" class=\"wordbank-container\">\n<h2>Frequently Asked Questions<\/h2>\n<div class=\"faq-accordion\">\n<div class=\"faq-item\">\n<h3><button aria-expanded=\"true\" aria-controls=\"faq-content-0\">Do I need to clean the unit before sending it in?<\/button><\/h3>\n<div id=\"faq-content-0\" class=\"faq-content\">\n<p>Not required, but removing excess oil or loose debris before packing helps keep things clean in transit.<\/p>\n<\/div><\/div>\n<div class=\"faq-item\">\n<h3><button aria-expanded=\"true\" aria-controls=\"faq-content-1\">Can you tell me what caused the failure?<\/button><\/h3>\n<div id=\"faq-content-1\" class=\"faq-content\">\n<p>Part of our intake includes troubleshooting to determine the failure point. We report findings before proceeding.<\/p>\n<\/div><\/div>\n<div class=\"faq-item\">\n<h3><button aria-expanded=\"true\" aria-controls=\"faq-content-2\">Do you let me know if the unit isn&#8217;t salvageable?<\/button><\/h3>\n<div id=\"faq-content-2\" class=\"faq-content\">\n<p>Yes. If the unit can&#8217;t be repaired, we contact you with options before doing anything further.<\/p>\n<\/div><\/div>\n<div class=\"faq-item\">\n<h3><button aria-expanded=\"true\" aria-controls=\"faq-content-3\">Do you need photos before I ship the unit?<\/button><\/h3>\n<div id=\"faq-content-3\" class=\"faq-content\">\n<p>We recommend sending pictures, especially if the model number is unclear or there is visible damage.<\/p>\n<\/div><\/div>\n<div class=\"faq-item\">\n<h3><button aria-expanded=\"true\" aria-controls=\"faq-content-4\">How do I know if my unit is worth repairing versus replacing?<\/button><\/h3>\n<div id=\"faq-content-4\" class=\"faq-content\">\n<p>Send it in for evaluation. We&#8217;ll inspect it and give you a repair-vs-replace recommendation based on the actual condition of the unit.<\/p>\n<\/div><\/div>\n<\/p><\/div>\n<\/div>\n<div id=\"wb-why-us\" class=\"wordbank-container\">\n<h2>Why Repair With NC Servo<\/h2>\n<p>NC Servo Tech specializes in both valves and electronic controls, which lets us operate without the delays of OEM service centers.<\/p>\n<p>50+ years of expertise in REXROTH 4WS2EM10-30\/20B2ET315Z8D\/M Valve Repair<\/p>\n<\/div>\n<div id=\"wb-process\" class=\"wordbank-container\">\n<h2>Disassembly and Rebuild Procedure<\/h2>\n<p>Once a valve arrives, we tear it down fully, examine key surfaces, and replace worn or damaged parts using components we stock in-house, cutting out OEM lead times.<\/p>\n<ul>\n<li>Leak and Pressure Testing: The reassembled unit is leak-tested and pressure-tested to verify it meets published specs.<\/li>\n<li>Seal and Gasket Replacement: Worn seals and gaskets are replaced with new components during every rebuild.<\/li>\n<li>Teardown: Every valve is disassembled for internal inspection.<\/li>\n<li>Cleaning: Units go through a mineral bath, with ultrasonic cleaning used for delicate internals.<\/li>\n<\/ul>\n<\/div>\n<div id=\"wb-testing\" class=\"wordbank-container\">\n<h2>Testing and Bench Verification<\/h2>\n<p>Each REXROTH 4WS2EM10-30\/20B2ET315Z8D\/M is tested on a dedicated flow bench before it ships. We check pressure, flow, leakage, and response characteristics against published specifications. Our functional testing verifies consistent performance.<\/p>\n<\/div>\n<div id=\"wb-tech-overview\" class=\"wordbank-container new-dynamic-section\">\n<h2>REXROTH 4WS2EM10-30\/20B2ET315Z8D\/M Specifications<\/h2>\n<p>Every REXROTH 4WS2EM10-30\/20B2ET315Z8D\/M we service is tested under real-world conditions. Our diagnostics verify performance against published specifications. Specification sheets and Technical diagrams are available for purchase upon request.<\/p>\n<\/div>\n<div id=\"wb-logistics-support\" class=\"wordbank-container new-dynamic-section\">\n<h2>Turnaround and Shipping<\/h2>\n<p>As a dedicated source for REXROTH 4WS2EM10-30\/20B2ET315Z8D\/M services, NC Servo Tech targets quick resolution with typical lead times of 1 to 2 weeks. Benefit from our direct access to our technicians to keep your systems running smoothly.<\/p>\n<\/div>\n<div id=\"wb-inventory\" class=\"wordbank-container new-dynamic-section\">\n<h2>Parts and Inventory<\/h2>\n<p>With over 17,000 valves in stock, we can often provide faster turnaround by sourcing parts in-house rather than waiting on OEM lead times.<\/p>\n<\/div>\n<div id=\"wb-tips\" class=\"wordbank-container\">\n<h2>Maintenance Tips<\/h2>\n<ul>\n<li>Schedule preventive maintenance intervals based on duty cycle, not just calendar time.<\/li>\n<li>Keep hydraulic fluid clean and at proper levels for consistent valve operation.<\/li>\n<li>Document all maintenance activities to track performance trends over time.<\/li>\n<\/ul>\n<\/div>\n<div id=\"wb-cta\" class=\"wordbank-container\">\n<div class=\"cta-section\">\n<h2>Let Us Repair Your REXROTH 4WS2EM10-30\/20B2ET315Z8D\/M<\/h2>\n<p>Request pricing, availability, and turnaround for your REXROTH 4WS2EM10-30\/20B2ET315Z8D\/M. NC Servo Tech provides experienced repair with a 1-year warranty. Contact us to request your repair.<\/p>\n<div class=\"cta-buttons\"><a href=\"https:\/\/ncservo.com\/.wp-toolkit_m\/contact-us\/\" class=\"button quote-button\">Request a Quote<\/a> <a href=\"https:\/\/ncservo.com\/.wp-toolkit_m\/rexroth\/\" class=\"button brand-button\">View All REXROTH Products<\/a> <a href=\"https:\/\/ncservo.com\/.wp-toolkit_m\/brand\/rexroth\/\" class=\"button inventory-button\">Shop REXROTH Inventory<\/a><\/div>\n<\/div>\n<\/div>\n<div class=\"disclaimer-section\">\n<p class=\"disclaimer\"><strong>NC Servo Tech<\/strong> is an independent third-party repair facility. We are not affiliated with, endorsed by, sponsored by, or authorized by REXROTH or any original equipment manufacturer (OEM), nor do we claim to be a REXROTH service center. All brand names, trademarks, model numbers, and part numbers referenced on this page are the property of their respective owners and are used solely for identification and compatibility purposes.<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<div id=\"wb-short-description\" class=\"short-description-container\">\n<p>Reliable Maintenance for your REXROTH 4WS2EM10-30\/20B2ET315Z8D\/M. We offer fast solutions. Get a quote!<\/p>\n<\/div>\n","protected":false},"featured_media":58003,"template":"","meta":[],"product_brand":[562],"product_cat":[156],"product_tag":[152],"class_list":{"0":"post-50628","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-rexroth","7":"product_cat-rexroth","8":"product_tag-valve","10":"first","11":"instock","12":"shipping-taxable","13":"product-type-simple"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>REXROTH 4WS2EM10-30\/20B2ET315Z8D\/M Valve Rebuild &amp; Bench Testing<\/title>\n<meta name=\"description\" content=\"Hydraulic valve repair: Durable, reliable service for your REXROTH 4WS2EM10-30\/20B2ET315Z8D\/M. 1-year warranty on parts and labor. 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