Products Description
CS-310 Complete Recoil Starter Assembly | Echo Chainsaw Pull-Start Replacement
Drop-In Rotational Ignition Engagement Module featuring High-Tensile Rewind Spring and Reinforced Nylon Pulley for Professional 30.5cc Powerhead Restoration.
Chain saw CS-310 Starter assy
The CS-310 complete starter assembly constitutes a fully pre-assembled, ready-to-mount rotational ignition module engineered for the direct OEM-standard replacement of failed, damaged, or worn recoil starters on Echo CS-310 professional chainsaws. The integrated housing encapsulates a high-tensile clock-type rewind spring paired with a glass-fiber reinforced nylon starter pulley, delivering the rapid crankshaft rotation required for consistent cold-start ignition while providing the smooth, controlled rope retraction essential for repetitive pull-cycle durability. Each assembly arrives factory-calibrated with the correct rope length, handle, and mounting geometry, requiring only the removal of the original failed unit and the tightening of the perimeter fasteners. Purpose-built as a time-saving field-service solution, it restores the fast, reliable pull-starting capability critical for professional arborists and forestry crews.
Technical Profiles & Materials
Pre-Tensioned Clock-Spring Rewind Mechanism Sealed high-carbon steel clock spring delivers balanced retraction force. It fully rewinds starter rope without heavy resistance, reducing hand fatigue from frequent cold starts in frigid logging environments.
High-Cycle Reinforced Nylon Pulley 30% glass fiber reinforced PA6 pulley resists radial expansion and cracking. It withstands thousands of fast rope retractions for long service life on professional chainsaws.
Abrasion-Resistant Rope Guide Bushing Low-friction metal/composite eyelet at the rope outlet stops cord fraying and splitting. It protects the starter line from wear after countless angled pulls in field work.
Compliant Ergonomic Pull Handle Large TPE soft grip fits palm perfectly, stable to hold with wet, oily hands or work gloves. Built-in knot cavity safeguards the rope joint against snags and abrasion.
Technical Specifications
| ITEM | DETAILS |
| Type | Complete Recoil Starter Assembly (Pre-Assembled) |
| Application | Echo CS-310 Chainsaw / 30.5cc 2-Stroke Engine |
| Code | 2601004 |
| Material | PA6-GF30 Nylon Pulley / HCS Spring / Poly-Composite Housing / TPE Handle |
| Details explanation | High-Tensile Clock-Spring (Pre-Tensioned) |
| Brand Name | SeaSummer |
| Operating Temp | -25°C to +60°C |
| Delivery Time | 30 Days |
| Packaging | Cardboard packaging |
Products Application
Failed Starter Rapid Field Replacement
Serves as the complete drop-in retrofit module for professional arborists and logging crews addressing the three most common CS-310 starter failure modes-a fractured clock spring that eliminates rope retraction, a jammed or shattered pulley that locks the starter mechanism, and a frayed rope that snaps at the pulley attachment point during a critical pre-work cold start. The fully assembled format eliminates the spring-recoiling hazard, specialized tooling, and extended bench time of individual component replacement.
Cold-Weather Starting Reliability Restoration
Ideally suited for chainsaws operated in sub-zero forestry conditions where thickened bar oil, increased engine compression viscosity, and cold-contracted starter components conspire to increase peak pull-force requirements beyond the capacity of weakened original springs. The new assembly's factory-calibrated spring tension and low-friction internal interfaces restore the rapid rope retraction and one-pull starting consistency that cold-weather professional logging operations depend on.
Arborist Fleet Preventive Stocking
An essential ignition-system spare assembly for municipal tree-service departments, utility-line clearance contractors, and professional logging companies managing multiple CS-310 saw platforms. The "one-box, no-assembly-required" format supports immediate starter replacement by field crews with minimal mechanical training, dramatically reducing chainsaw downtime during storm-damage emergency response, scheduled utility right-of-way maintenance, and peak-season timber harvesting when every operational saw hour directly impacts contract performance.
Quality and Craftsmanship Details
Products Package
About Us
As a premier garden machinery parts supplier, Jiaxing Norsun Trading Co., Ltd. bridges global distributors with over 100 vetted China manufacturers. We streamline your B2B supply chain through strict quality control, flexible production, and factory-direct wholesale pricing. Partner with us for reliable, high-volume sourcing of precision-engineered outdoor power equipment components.
Trusted Partnership Power
YOUR PROFESSIONAL ONE-STOP SOURCE
FOR 10000+ OUALITY PARTS
Verified Factory Excellence
BACKED BY 200+ TRUSTED FACTORY PARTNERS
Production process
Quality control
Expo experience
Customer Reviews
FAQ
Q: Are you an impartial industrial components dealer or a direct China water pump factors factory?
A:We are a direct, ISO9001-certified engineering water pump components manufacturing facility and precision fluid-control factor manufacture exporter primarily based in China. We function our personal cleanroom injection molding bays, computerized ultrasonic welding arrays, computerized hydraulic stress check stations, and clean-room packaging lines, passing direct-factory wholesale price financial savings straight to your element procurement margins.
Q: Can your manufacturing unit furnish full certification forms for food-contact or consuming water compliance?
A: Yes, absolutely. For food, beverage, or scientific applications, our manufacturing unit makes use of one hundred percent virgin, un-recycled polypropylene resins accompanied by means of fabric traceability certificates. We mechanically furnish B2B purchasers with complete FDA compliance documentation, NSF-grade compound declarations, and RoHS/REACH chemical protection screening sheets to make certain clean clearance thru worldwide customs.
Q: Do you provide customization picks for distinctly corrosive fluids like sturdy acids or ozone?
A: Yes, we are a thoroughly succesful OEM/ODM supplier. For aggressive chemical or ozone environments, we can improve the 12x26.5mm valve configuration in our factory: substituting the general PP housing with top class PVDF (Fluoropolymer) and changing any steel springs with Hastelloy or whole springless gravity-ball architecture, making sure final chemical resistance.
Q: How do we impervious a pattern batch to execute computerized lifecycle and burst-pressure testing?
A: We relatively inspire complete laboratory contrast earlier than logging mass grant agreements. We can ship a pattern lot of 5-10 gadgets of our inventory 12x26.5mm take a look at valves for assessment (setup costs and DHL/FedEx air freight apply). Once the factors pass by your inner lifecycle verification and a formal wholesale quantity manufacturing contract or container run is locked in, the sampling charges are a hundred percent credited returned to your industrial balance.
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