[{"data":1,"prerenderedAt":511},["ShallowReactive",2],{"catalog:meta":3,"catalog:part:hy-cv-02":258,"diagram:part:hy-cv-02":343,"guides:links:parts:HY-CV-02":495,"blog:related:3:control valve,control valves,directional control valve,directional valve,solenoid valve":499},{"categories":4,"machines":132,"zones":212,"totals":255},[5,35,59,122],{"id":6,"name":7,"slug":8,"description":9,"partCount":10,"subcategories":11},"EC","Electrical Components","electrical","Electrical systems and components for injection molding machines including heaters, thermocouples, servo motors, and controllers.",11,[12,17,22,27,31],{"id":13,"name":14,"slug":15,"partCount":16},"EC-CBC","Circuit Boards & Controllers","circuit-boards",4,{"id":18,"name":19,"slug":20,"partCount":21},"EC-CE","Connectors & Cables","connectors-cables",2,{"id":23,"name":24,"slug":25,"partCount":26},"EC-GEP","Servo Motors & Drives","servo-motors",1,{"id":28,"name":29,"slug":30,"partCount":21},"EC-HT","Heaters","heaters",{"id":32,"name":33,"slug":34,"partCount":21},"EC-SF","Safety Components","safety",{"id":36,"name":37,"slug":38,"description":39,"partCount":40,"subcategories":41},"HY","Hydraulic Components","hydraulic","Complete range of hydraulic system components including pumps, valves, motors, and pressure controls for injection molding machines.",14,[42,46,51,55],{"id":43,"name":44,"slug":45,"partCount":26},"HY-AU","Accumulators","accumulators",{"id":47,"name":48,"slug":49,"partCount":50},"HY-CV","Control Valves","control-valves",6,{"id":52,"name":53,"slug":54,"partCount":26},"HY-MO","Monitors & Gauges","monitors-gauges",{"id":56,"name":57,"slug":58,"partCount":50},"HY-PW","Pumps & Motors","pumps-motors",{"id":60,"name":61,"slug":62,"description":63,"partCount":64,"subcategories":65},"MC","Mechanical Components","mechanical","Mechanical parts and assemblies including barrels, screws, tie bars, bushings, platens, and clamping components.",42,[66,71,75,80,85,89,93,97,101,105,109,114,118],{"id":67,"name":68,"slug":69,"partCount":70},"MC-BC","Barrels & Cylinders","barrels-cylinders",5,{"id":72,"name":73,"slug":74,"partCount":16},"MC-SB","Screw Barrels & Seals","screws",{"id":76,"name":77,"slug":78,"partCount":79},"MC-TC","Tie Bars & Columns","tie-bars",7,{"id":81,"name":82,"slug":83,"partCount":84},"MC-GZ","Bushings & Guides","bushings-guides",8,{"id":86,"name":87,"slug":88,"partCount":26},"MC-PP","Platens","platens",{"id":90,"name":91,"slug":92,"partCount":70},"MC-TL","Toggle & Links","toggle-links",{"id":94,"name":95,"slug":96,"partCount":21},"MC-CC","Clamping Components","clamping",{"id":98,"name":99,"slug":100,"partCount":21},"MC-GMP","Tools & Accessories","tools-accessories",{"id":102,"name":103,"slug":104,"partCount":21},"MC-ES","End Caps & Plates","end-caps",{"id":106,"name":107,"slug":108,"partCount":26},"MC-SR","Seals & Rings","seals-rings",{"id":110,"name":111,"slug":112,"partCount":113},"MC-JM","Joints & Mounts","joints-mounts",3,{"id":115,"name":116,"slug":117,"partCount":26},"MC-SG","Safety Guards","safety-guards",{"id":119,"name":120,"slug":121,"partCount":26},"MC-CR","Clamping Mechanism","clamping-mechanism",{"id":123,"name":124,"slug":125,"description":126,"partCount":113,"subcategories":127},"O","Other Components","other","Additional components including filters, cooling systems, lubrication parts, and other auxiliary equipment.",[128],{"id":129,"name":130,"slug":131,"partCount":113},"O-TC","Filters & Cooling","filters-cooling",[133,143,161,172,180,188,194,200,205],{"id":134,"name":135,"slug":134,"series":136,"partCount":142},"haitian","Haitian International",[137,138,139,140,141],"Mars Series (MA)","Jupiter Series (JU)","Zhafir Venus Series (VE)","Zhafir Zeres Series (ZE)","Zhafir Jeres Series (JE)",68,{"id":144,"name":145,"slug":144,"series":146,"partCount":160},"yizumi","Yizumi",[147,148,149,150,151,152,153,154,155,156,157,158,159],"A6 Series","A5-EU Series","A5-N Series","SKIII Series","DP Series","D1 Series","FF Series","FF-M Series","P Series","CG-P Series","VM Series","SPET Series","LSR Series",12,{"id":162,"name":163,"slug":162,"series":164,"partCount":171},"chen-hsong","Chen Hsong",[165,166,167,168,169,170],"JETMASTER MK Series","JETMASTER SVP Series","SUPERMASTER Series","EASYMASTER Series","SPARK Series","JETMASTER C2 Series",10,{"id":173,"name":174,"slug":173,"series":175,"partCount":179},"tederic","Tederic",[176,177,178],"NEO Series","D Series (Two-Platen)","DE Series (All-Electric)",0,{"id":181,"name":182,"slug":181,"series":183,"partCount":179},"borch","Borch",[184,185,186,187],"BU Series (Two-Platen)","BS-III Series (Servo)","BE Series (All-Electric)","BM Series (Multi-color)",{"id":189,"name":190,"slug":189,"series":191,"partCount":179},"log-machine","LOG Machine",[192,193],"LOG-SE Series","LOG-EE Series (All-Electric)",{"id":195,"name":196,"slug":195,"series":197,"partCount":179},"donghua","Donghua",[198,199],"DH Series (Servo)","DH-TP Series (Two-Platen)",{"id":201,"name":202,"slug":201,"series":203,"partCount":179},"sunbun","Sunbun",[204],"Sunbun Servo Series",{"id":206,"name":207,"slug":206,"series":208,"partCount":179},"lijin","L.K. Machinery (Lijin)",[209,210,211],"POTENZA Series","FORZA Series (Two-Platen)","ELETTRICA Series (All-Electric)",[213,217,221,225,228,231,235,238,242,248,251],{"id":214,"number":26,"name":215,"role":216,"partCount":21},"clamp-cylinder","Clamping cylinder","The hydraulic cylinder behind the rear platen. It drives the crosshead that straightens the toggle links, which opens and closes the mold and builds the clamping force.",{"id":218,"number":21,"name":219,"role":220,"partCount":50},"toggle","Toggle mechanism","Links, pins and bushings between the rear and moving platens. They multiply the force of the clamping cylinder and lock the mold shut while plastic is injected.",{"id":222,"number":113,"name":223,"role":224,"partCount":113},"ejector","Ejector","A small cylinder behind the moving platen that pushes the ejector rods and plate forward to release the finished part from the mold.",{"id":78,"number":16,"name":226,"role":227,"partCount":40},"Tie bars & bushings","Four steel columns that join the platens, guide the moving platen and carry the clamping force. Tie bar nuts lock them in place; bushings guide the moving platen along them.",{"id":88,"number":70,"name":229,"role":230,"partCount":21},"Platens & mold plates","The fixed and moving platens carry the two halves of the mold; the rear platen anchors the toggle. Locating rings and clamping plates center and hold the mold.",{"id":232,"number":50,"name":233,"role":234,"partCount":50},"barrel-screw","Barrel, screw & nozzle","The screw turns inside the heated barrel to melt and mix the plastic, then moves forward to inject it through the nozzle into the mold. The screw tip and check ring stop melt from flowing back.",{"id":30,"number":79,"name":236,"role":237,"partCount":113},"Heater bands & sensors","Heater bands around the barrel and nozzle melt the plastic. Thermocouples measure each heating zone so the controller can hold the set temperature.",{"id":239,"number":84,"name":240,"role":241,"partCount":79},"injection-unit","Injection unit","Injection cylinders push the screw forward, the hydraulic (plasticizing) motor turns it, and the carriage moves the unit against the mold on its guide rails.",{"id":243,"number":244,"name":245,"role":246,"partCount":247},"hydraulics",9,"Hydraulic unit","The pump, motor, valves, accumulator, filters and oil cooler in the machine base. They supply and control the oil pressure for every movement of the machine.",16,{"id":8,"number":171,"name":249,"role":250,"partCount":244},"Electrical cabinet","The controller, I\u002FO and drive boards, servo drives, contactors and safety switches that run and protect the machine.",{"id":252,"number":10,"name":253,"role":254,"partCount":21},"feet","Machine feet","Leveling bolts and anti-vibration pads under the machine base that keep the machine level and stop vibration spreading to the floor.",{"parts":256,"subcategories":257},70,23,{"part":259,"category":314,"zone":320,"related":321},{"partNumber":260,"name":261,"slug":262,"category":36,"subcategory":47,"categoryName":37,"subcategoryName":48,"shortDescription":263,"description":264,"specifications":265,"variants":284,"compatibleMachines":297,"images":302,"tags":304,"relatedParts":309,"inStock":312,"featured":313},"HY-CV-02","Directional Control Valve","directional-control-valve","Solenoid-operated directional control valve for injection molding machine hydraulic circuits.","High-performance solenoid-operated directional control valve for injection molding machine hydraulic systems. Provides precise directional flow control for clamping, injection, and ejection circuits. Features wet-pin solenoid design for reliable operation and long service life.",[266,269,272,275,278,281],{"name":267,"value":268},"Type","Solenoid Operated Directional Valve",{"name":270,"value":271},"Max Pressure","31.5 MPa",{"name":273,"value":274},"Max Flow","60-120 L\u002Fmin",{"name":276,"value":277},"Voltage","24V DC \u002F 220V AC",{"name":279,"value":280},"Mounting","Cetop 3 \u002F Cetop 5 \u002F Cetop 7",{"name":282,"value":283},"Spool Type","Various (2-position, 3-position)",[285,289,293],{"sku":286,"size":287,"maxFlow":288},"HY-CV-02-D03","Cetop 3 (D03)","60 L\u002Fmin",{"sku":290,"size":291,"maxFlow":292},"HY-CV-02-D05","Cetop 5 (D05)","80 L\u002Fmin",{"sku":294,"size":295,"maxFlow":296},"HY-CV-02-D07","Cetop 7 (D07)","120 L\u002Fmin",[298,299,300,301],"Haitian MA Series","Haitian Jupiter Series","Yizumi A5 Series","Chen Hsong JM Series",[303],"\u002Fpart-images\u002FHY\u002FHY-CV-02\u002Feeaecc6c53657d38d48089a1344d4bce.jpg",[305,306,307,308],"directional valve","solenoid valve","control valve","hydraulic valve",[310,311],"HY-CV-04","HY-CV-05",true,false,{"id":36,"name":37,"slug":38,"description":39,"partCount":40,"subcategories":315},[316,317,318,319],{"id":43,"name":44,"slug":45,"partCount":26},{"id":47,"name":48,"slug":49,"partCount":50},{"id":52,"name":53,"slug":54,"partCount":26},{"id":56,"name":57,"slug":58,"partCount":50},{"id":243,"number":244,"name":245,"role":246},[322,328,332,337],{"partNumber":310,"name":323,"subcategory":47,"subcategoryName":48,"shortDescription":324,"image":325,"inStock":312,"zone":243,"compatibleMachines":326},"Proportional Pressure\u002FFlow Valve","Proportional solenoid valve for precise pressure and flow control in injection molding machines.","\u002Fpart-images\u002FHY\u002FHY-CV-04\u002F06e2c777-c0f3-4739-8046-c59de63bbd4e.png",[298,327,300],"Haitian MA II Series",{"partNumber":311,"name":329,"subcategory":47,"subcategoryName":48,"shortDescription":330,"inStock":312,"zone":243,"compatibleMachines":331},"Check Valve","Hydraulic check valve for injection molding machine circuits.",[298,299],{"partNumber":333,"name":334,"subcategory":47,"subcategoryName":48,"shortDescription":335,"inStock":312,"zone":243,"compatibleMachines":336},"HY-CV-06","Relief Valve \u002F Safety Valve","Hydraulic relief and safety valve for injection molding machine system pressure protection.",[298,299,301],{"partNumber":338,"name":339,"subcategory":47,"subcategoryName":48,"shortDescription":340,"image":341,"inStock":312,"zone":243,"compatibleMachines":342},"HY-CV-08","Cartridge Valve","Hydraulic cartridge valve for injection molding machine manifold blocks.","\u002Fpart-images\u002FHY\u002FHY-CV-08\u002F41953eeb-f34f-4462-bdad-956e39dcf40b.png",[299,327],{"diagram":344,"items":494},{"title":345,"description":346,"base":347,"labels":352,"items":361},"Parts of a hydraulic valve manifold","Line drawing of a hydraulic manifold block with a directional valve, a high-flow solenoid valve, a proportional valve, a relief valve, a cartridge valve and a check valve, numbered.",{"line":348},[349,350,351],"M60 296L226 296","M270 296L320 296L320 260","M440 260L440 300L600 300",[353,357],{"x":354,"y":355,"text":356},66,288,"P",{"x":358,"y":359,"text":360},596,292,"T",[362,380,401,420,439,457,477],{"id":363,"name":364,"role":365,"marker":366,"shapes":370},"block","Manifold block","Steel block drilled with oil passages. The valves bolt onto it or screw into it, which replaces most of the piping between them.",[367,368,367,369],380,336,260,{"solid":371,"line":373},[372],"M153 170h334a3 3 0 0 1 3 3v84a3 3 0 0 1 -3 3h-334a3 3 0 0 1 -3 -3v-84a3 3 0 0 1 3 -3z",[374,375,376,377,378,379],"M264 238a6 6 0 1 0 12 0a6 6 0 1 0 -12 0z","M334 238a6 6 0 1 0 12 0a6 6 0 1 0 -12 0z","M414 238a6 6 0 1 0 12 0a6 6 0 1 0 -12 0z","M268 238a2 2 0 1 0 4 0a2 2 0 1 0 -4 0z","M338 238a2 2 0 1 0 4 0a2 2 0 1 0 -4 0z","M418 238a2 2 0 1 0 4 0a2 2 0 1 0 -4 0z",{"id":381,"name":382,"role":383,"parts":384,"marker":385,"shapes":389},"directional","Directional valve","Solenoid valve that switches oil between the two ports of a cylinder or motor, to start, stop and reverse a movement.",[260],[386,387,386,388],216,24,128,{"solid":390,"line":396,"hidden":399},[391,392,393,394,395],"M160 132h22a2 2 0 0 1 2 2v26a2 2 0 0 1 -2 2h-22a2 2 0 0 1 -2 -2v-26a2 2 0 0 1 2 -2z","M186 128h60a2 2 0 0 1 2 2v38a2 2 0 0 1 -2 2h-60a2 2 0 0 1 -2 -2v-38a2 2 0 0 1 2 -2z","M250 132h22a2 2 0 0 1 2 2v26a2 2 0 0 1 -2 2h-22a2 2 0 0 1 -2 -2v-26a2 2 0 0 1 2 -2z","M164 120h14a1 1 0 0 1 1 1v10a1 1 0 0 1 -1 1h-14a1 1 0 0 1 -1 -1v-10a1 1 0 0 1 1 -1z","M254 120h14a1 1 0 0 1 1 1v10a1 1 0 0 1 -1 1h-14a1 1 0 0 1 -1 -1v-10a1 1 0 0 1 1 -1z",[397,398],"M152 147L158 147","M274 147L280 147",[400],"M192 142h48a2 2 0 0 1 2 2v10a2 2 0 0 1 -2 2h-48a2 2 0 0 1 -2 -2v-10a2 2 0 0 1 2 -2z",{"id":402,"name":403,"role":404,"parts":405,"marker":407,"shapes":410},"high-flow","High-flow solenoid valve","Larger, pilot-operated directional valve: a small solenoid valve on top shifts the main spool. Used for clamping and injection on large machines.",[406],"HY-CV-15",[408,387,408,409],339,96,{"solid":411,"hidden":418},[412,413,414,415,416,417],"M292 120h86a2 2 0 0 1 2 2v46a2 2 0 0 1 -2 2h-86a2 2 0 0 1 -2 -2v-46a2 2 0 0 1 2 -2z","M298 100h16a2 2 0 0 1 2 2v16a2 2 0 0 1 -2 2h-16a2 2 0 0 1 -2 -2v-16a2 2 0 0 1 2 -2z","M318 96h44a2 2 0 0 1 2 2v20a2 2 0 0 1 -2 2h-44a2 2 0 0 1 -2 -2v-20a2 2 0 0 1 2 -2z","M366 100h16a2 2 0 0 1 2 2v16a2 2 0 0 1 -2 2h-16a2 2 0 0 1 -2 -2v-16a2 2 0 0 1 2 -2z","M300 90h12a1 1 0 0 1 1 1v8a1 1 0 0 1 -1 1h-12a1 1 0 0 1 -1 -1v-8a1 1 0 0 1 1 -1z","M368 90h12a1 1 0 0 1 1 1v8a1 1 0 0 1 -1 1h-12a1 1 0 0 1 -1 -1v-8a1 1 0 0 1 1 -1z",[419],"M301 138h68a3 3 0 0 1 3 3v10a3 3 0 0 1 -3 3h-68a3 3 0 0 1 -3 -3v-10a3 3 0 0 1 3 -3z",{"id":421,"name":422,"role":423,"parts":424,"marker":425,"shapes":429},"proportional","Proportional valve","Sets pressure or flow in proportion to an electrical signal from the controller, so speeds and pressures follow the profile set on the screen.",[310],[426,387,427,428],468,466,102,{"solid":430,"line":435,"hidden":437},[431,432,433,434],"M400 132h46a2 2 0 0 1 2 2v34a2 2 0 0 1 -2 2h-46a2 2 0 0 1 -2 -2v-34a2 2 0 0 1 2 -2z","M452 138h28a4 4 0 0 1 4 4v18a4 4 0 0 1 -4 4h-28a4 4 0 0 1 -4 -4v-18a4 4 0 0 1 4 -4z","M452 114h28a2 2 0 0 1 2 2v20a2 2 0 0 1 -2 2h-28a2 2 0 0 1 -2 -2v-20a2 2 0 0 1 2 -2z","M462 102h8a2 2 0 0 1 2 2v8a2 2 0 0 1 -2 2h-8a2 2 0 0 1 -2 -2v-8a2 2 0 0 1 2 -2z",[436],"M474 139L474 163",[438],"M406 145h36a2 2 0 0 1 2 2v8a2 2 0 0 1 -2 2h-36a2 2 0 0 1 -2 -2v-8a2 2 0 0 1 2 -2z",{"id":440,"name":441,"role":442,"parts":443,"marker":444,"shapes":448},"relief","Relief valve","Limits the system pressure. When the pressure goes above its setting it opens and sends oil to the tank.",[333],[445,446,447,446],616,214,580,{"solid":449,"line":454},[450,451,452,453],"M492 194h24a2 2 0 0 1 2 2v36a2 2 0 0 1 -2 2h-24a2 2 0 0 1 -2 -2v-36a2 2 0 0 1 2 -2z","M521 200h28a3 3 0 0 1 3 3v22a3 3 0 0 1 -3 3h-28a3 3 0 0 1 -3 -3v-22a3 3 0 0 1 3 -3z","M563 208h6a1 1 0 0 1 1 1v10a1 1 0 0 1 -1 1h-6a1 1 0 0 1 -1 -1v-10a1 1 0 0 1 1 -1z","M572 204h6a2 2 0 0 1 2 2v16a2 2 0 0 1 -2 2h-6a2 2 0 0 1 -2 -2v-16a2 2 0 0 1 2 -2z",[455,456],"M552 214L562 214","M523 214L527 207L532 221L537 207L542 221L547 214",{"id":458,"name":459,"role":460,"parts":461,"marker":462,"shapes":465},"cartridge","Cartridge valve","Valve inserted into a bore in the block, shown here in section. A spring-loaded poppet opens or closes a large passage; used for high flows in clamping, injection and ejection circuits.",[338],[387,463,464,463],220,136,{"solid":466,"line":470,"hidden":474},[467,468,469],"M138 190h10a2 2 0 0 1 2 2v56a2 2 0 0 1 -2 2h-10a2 2 0 0 1 -2 -2v-56a2 2 0 0 1 2 -2z","M152 204h66a2 2 0 0 1 2 2v28a2 2 0 0 1 -2 2h-66a2 2 0 0 1 -2 -2v-28a2 2 0 0 1 2 -2z","M191 210h24a3 3 0 0 1 3 3v14a3 3 0 0 1 -3 3h-24a3 3 0 0 1 -3 -3v-14a3 3 0 0 1 3 -3z",[471,472,473],"M141 198a2 2 0 1 0 4 0a2 2 0 1 0 -4 0z","M141 242a2 2 0 1 0 4 0a2 2 0 1 0 -4 0z","M152 220L157 212L163 228L169 212L175 228L181 212L187 220",[475,476],"M220 220L250 220","M204 236L204 258",{"id":478,"name":479,"role":480,"parts":481,"marker":482,"shapes":485},"check","Check valve","Lets oil flow one way only, for example from the pump into the circuit, and blocks it from flowing back.",[311],[483,368,483,484],248,308,{"solid":486,"line":488,"hidden":491},[487],"M230 284h36a4 4 0 0 1 4 4v16a4 4 0 0 1 -4 4h-36a4 4 0 0 1 -4 -4v-16a4 4 0 0 1 4 -4z",[489,490],"M236 284L236 308","M260 284L260 308",[492,493],"M244 296a6 6 0 1 0 12 0a6 6 0 1 0 -12 0z","M242 289L242 303",[381],[496],{"to":497,"label":382,"description":498},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fdirectional-valve\u002F","How the solenoid directional valve of an injection molding machine starts, stops and reverses movements: Cetop sizes, spool types, coil faults and replacement.",[500],{"title":501,"path":502,"description":503,"date":504,"category":505,"tags":506},"Troubleshooting Hydraulic Pressure Loss in Injection Molding Machines","\u002Fblog\u002Ftroubleshooting-hydraulic-pressure-loss","Diagnose and fix hydraulic pressure loss problems in injection molding machines. Common causes, step-by-step troubleshooting, and replacement parts guide.","2026-09-30","Troubleshooting",[38,507,508,509,510,307],"pressure loss","troubleshooting","vane pump","piston pump",1793548975681]