1. Okwu mmalite
Thank you for choosing the CUSHYBITE RY40HPST01K 40V HP Brushless 16-inch Cordless String Trimmer. This manual provides essential information for the safe assembly, operation, and maintenance of your new tool. Please read this manual thoroughly before first use and keep it for future reference. This string trimmer is designed for cutting grass and light weeds in residential outdoor environments.

Image 1.1: The CUSHYBITE 40V HP Brushless 16-inch Cordless String Trimmer in operation.
2. Ozi nchekwa
Always observe basic safety precautions to reduce the risk of fire, electric shock, and personal injury when operating power tools. Failure to follow these instructions may result in serious injury or property damage.
Ịdọ aka ná ntị nchekwa izugbe:
- Gụọ ntuziaka niile: Mara onwe gị na njikwa na ojiji nke ngwaọrụ ahụ nke ọma.
- Yiri akụrụngwa nchedo onwe nke dabara adaba (PPE): Always wear eye protection (safety glasses), hearing protection, long pants, and sturdy footwear.
- Debe ndị na-ekiri anya: Do not allow children or untrained individuals to operate the trimmer. Maintain a safe distance from others during operation.
- Lelee ebe ọrụ: Tupu ịmalite, hichaa ihe ọ bụla nwere ike ịtụba n'ebe ahụ, dịka nkume, iko gbawara agbawa, ma ọ bụ waya.
- Zere gburugburu ebe dị ize ndụ: Do not use the trimmer in wet or damp conditions. Operate only in good daylight or artificial light.
- Nchekwa batrị: Use only the specified battery pack and charger. Do not charge the battery in damp ma ọ bụ ebe mmiri.
- Maintain balance and footing: Always ensure stable footing, especially on slopes. Do not overreach.
- Kwụpụ batrị: Always remove the battery pack before cleaning, servicing, or when the tool is not in use.
3. Ihe ngwugwu
Carefully unpack all items and ensure you have received everything listed below. If any items are missing or damaged, please contact customer service.
- 40V HP Brushless 16-inch Cordless String Trimmer
- Batrị Lithium-Ion 4.0 Ah
- Chaja batrị
- Operator's Manual (this document)

Image 3.1: Included components of the CUSHYBITE RY40HPST01K package.
4. Ntọala na Mgbakọ
4.1 Ịchaji batrị
- Connect the charger to a standard household power outlet.
- Slide the 4.0 Ah battery pack into the charger until it clicks into place.
- Allow the battery to charge fully. The indicator light on the charger will show the charging status. Refer to the charger's specific instructions for light indications.
- Ozugbo chajịchara zuru oke, wepụ batrị na chaja.
4.2 Assembling the Trimmer Shaft
The trimmer features an attachment-capable carbon fiber shaft. Align the arrows on the upper and lower shafts, then push them together until the spring-loaded button locks into the hole. Tighten the coupling knob securely.
4.3 Ịgbanwe Aka Enyemaka
Loosen the knob on the auxiliary handle. Adjust the handle to a comfortable operating position that allows for good balance and control. Retighten the knob firmly.
4.4 Adjusting the Cutting Width
The trimmer's cutting width can be adjusted from 14 inches to 16 inches using the sliding guard. This allows for customization based on performance needs (wider for faster cutting) or runtime needs (narrower for extended battery life).
- Gbaa mbọ hụ na ewepụrụ batrị na trimmer.
- Locate the sliding guard mechanism near the trimmer head.
- Adjust the guard to the desired cutting width (14" or 16"). No tools are required for this adjustment.
- Ensure the guard is securely in place before operation.

Image 4.1: Detail of the adjustable cutting swath mechanism.
5. Ntuziaka ọrụ
5.1 Starting the Trimmer
- Ensure the battery pack is fully charged and securely inserted into the trimmer.
- Hold the trimmer firmly with both hands.
- Press and hold the safety lock-out button, then squeeze the trigger switch to start the trimmer.
- Release the safety lock-out button once the trimmer is running.
5.2 Usoro ewepụtụ
- Motion na-asachapụ: Use a side-to-side sweeping motion, keeping the trimmer head slightly above the ground.
- Ntugharị: For edging, tilt the trimmer head to a vertical position and guide the cutting line along the edge of the lawn or pathway.
- Ịcha Elu: Adjust your body position to achieve the desired cutting height. Avoid scalping the lawn.
- Zenarị ibu ibu: Do not force the trimmer through thick vegetation. Take smaller passes to prevent motor strain and ensure efficient cutting.
5.3 Attachment Capable Feature
This trimmer is designed to be attachment capable, compatible with EXPAND-IT and other universal attachments. To attach an accessory:
- Wepu ngwugwu batrị na trimmer.
- Loosen the coupling knob on the trimmer shaft and press the spring-loaded button to separate the lower shaft.
- Insert the attachment into the upper shaft, aligning the button with the hole, and tighten the coupling knob.
- Refer to the specific attachment's manual for detailed operating instructions.
6. Nlekọta
Regular maintenance ensures optimal performance and extends the life of your string trimmer. Always remove the battery pack before performing any maintenance.
6.1 Nhicha
- After each use, clean the trimmer head and guard of any grass clippings, dirt, or debris. Use a dry cloth or soft brush.
- Do not use water, solvents, or abrasive cleaners, as these can damage the tool.
- Hụ na oghere ikuku adịghị egbochi ihe mgbochi iji gbochie oke okpomọkụ.
6.2 Line Replacement
When the cutting line becomes too short or breaks, it needs to be replaced. Refer to the trimmer head's specific instructions for line replacement. Use only the recommended diameter and type of cutting line.
6.3 Nlekọta batrị na nchekwa
- Debe ngwugwu batrị ahụ n'ebe dị jụụ ma kpọọ nkụ, ebe anwụ na-anaghị anwụ kpọmkwem na oke okpomọkụ dị oke njọ.
- Echekwala batrị ahụ n'ọnọdụ ewepụrụ ruo ogologo oge. Na-akwụ ụgwọ ya kwa oge ma ọ bụrụ na ejighị ya.
- Ewepụla batrị ahụ na mmiri ma ọ bụ mmiri.
6.4 Nchekwa
Store the trimmer in a dry, secure location out of reach of children. If storing for an extended period, remove the battery pack.
7. Nchọpụta nsogbu
If you encounter issues with your string trimmer, refer to the following common problems and solutions.
| Nsogbu | Ihe nwere ike ime | Ngwọta |
|---|---|---|
| Trimmer anaghị amalite | Achajighị batrị ma ọ bụ tinye ya na-ezighi ezi Safety lock-out not engaged Trigger switch not pressed | Ensure battery is fully charged and securely inserted Press and hold safety lock-out button before squeezing trigger Ensure trigger is fully depressed |
| Ogbenye ịcha arụmọrụ | Cutting line too short or worn Trimmer head clogged with debris Cutting too much material at once | Dochie ahịrị ịkpụ Clean trimmer head and guard Take smaller passes through vegetation |
| Oke ịma jijiji | Damaged cutting line or head Loose shaft coupling | Nyochaa ma dochie akụkụ ndị mebiri emebi Ensure shaft coupling is securely tightened |
If the problem persists after attempting these solutions, please contact CUSHYBITE customer support.
8. Nkọwapụta
| Njirimara | Nkọwapụta |
|---|---|
| Nọmba nlereanya | RY40HPST01K |
| Isi Iyi Ike | 40V batrị lithium-ion |
| Ụdị moto | HP brushless |
| Cha Swath | 14 in. - 16 in. (Adjustable) |
| Ụdị osisi | Carbon Fiber, Attachment Capable |
| Batrị gụnyere | 4.0 ah |
| Chaja gụnyere | Ee |
9. Akwụkwọ ikike na nkwado
For warranty information or technical support, please refer to the warranty card included with your product or visit the official CUSHYBITE website. If you have any questions or require assistance, please contact CUSHYBITE customer service directly.
