1. Introduzzjoni
Thank you for choosing the SUNTEK 40V 21-Inch Cordless Electric Self-Propelled Lawn Mower. This manual provides essential information for the safe operation, assembly, maintenance, and troubleshooting of your new lawn mower. Please read this manual thoroughly before first use and keep it for future reference.

Figure 1: SUNTEK 40V 21-Inch Cordless Electric Self-Propelled Lawn Mower.
2. Informazzjoni Importanti dwar is-Sigurtà
Dejjem segwi l-prekawzjonijiet bażiċi ta’ sigurtà biex tnaqqas ir-riskju ta’ nar, xokk elettriku, u korriment personali. Dan jinkludi, iżda mhux limitat għal:
- Aqra l-istruzzjonijiet kollha qabel ma tħaddem l-apparat.
- Ilbes tagħmir protettiv personali (PPE) xieraq, inkluż protezzjoni għall-għajnejn, protezzjoni għas-smigħ, u xedd tas-saqajn b'saħħtu.
- Żomm lit-tfal u lil dawk li jkunu fil-qrib 'il bogħod miż-żona tal-ħsad.
- Never operate the mower in wet conditions or on steep slopes.
- Kun żgur li l-batterija tkun iċċarġjata kompletament qabel l-użu u tneħħiha waqt il-manutenzjoni jew il-ħażna.
- Inspect the mower for damage before each use. Do not operate if damaged.
3. Kontenut tal-Pakkett
Ivverifika li l-oġġetti kollha huma preżenti fil-pakkett:
- SUNTEK 40V 21-Inch Cordless Electric Self-Propelled Lawn Mower
- 2 x Batteriji tal-jone tal-litju 4.0Ah
- Ċarġer Rapidu
- Borża tal-Ġbir tal-Ħaxix
- Chute tal-Kwittanza tal-Ġenb
- Mulching Plug
- Manwal ta' Istruzzjoni
4. Setup
4.1 Immaniġġja l-Assemblea
Unfold the handle and secure it in place using the quick-release levers. Ensure the handle is firmly locked before operation. The telescopic handle allows for height adjustment for user comfort.
4.2 Installazzjoni tal-batterija
Open the battery compartment cover. Insert two fully charged 40V 4.0Ah lithium-ion batteries into the dual battery ports. The mower features automatic switchover functionality between batteries.

Figure 2: Dual battery ports with auto-switch technology for extended runtime.
4.3 Grass Collection Bag / Mulching Plug / Side Discharge Chute
Depending on your preference, attach the grass collection bag, insert the mulching plug, or install the side discharge chute. Refer to the diagrams in the full manual for detailed instructions on each attachment.
5. Istruzzjonijiet Operattivi
5.1 Kif Tibda u Twaqqif tal-Magna tal-Ħasad
To start, press and hold the safety button, then pull the bail lever towards the handle. To stop, release the bail lever.
5.2 Aġġustament tal-Għoli tat-Tqattigħ
The mower offers 7-position height adjustment from 1" to 2.95". Use the single-point height adjustment lever located near the rear wheel to select your desired cutting height.

Figure 3: Adjusting the cutting height using the lever.
5.3 Self-Propulsion Feature
Engage the self-propulsion lever to activate automatic forward movement. Adjust the speed using the handle-controlled speed adjustment, offering seven levels from 0.4 to 0.7 meters per second.
5.4 IntelliġentiView System and Mowing Modes
The integrated SmartView system displays real-time status, including battery level, cutting height selected, and potential errors. Select from three speed working modes: ECO, POWER, and Smart, to optimize performance for different grass conditions.

Figura 4: L-IntelliġentiView display provides real-time operational information.
5.5 Smart Charging App
Download the SUNTEK LIVING app to monitor battery charging status, manage battery lifecycle, and set charging schedules remotely.

Figure 5: Monitor and manage your battery with the SUNTEK LIVING app.
5.6 Vidjo Uffiċjali tal-Prodott
Video 1: An official video demonstrating the features and operation of the SUNTEK 21-inch lawn mower.
6. Manutenzjoni
6.1 Tindif
After each use, disconnect the batteries and clean the mower deck and blade area. Remove any grass clippings or debris using a brush or cloth. Do not use water directly on electrical components.
6.2 Kura tax-Xafra
Regularly inspect the blade for sharpness and damage. A dull or damaged blade can affect cutting performance and mower efficiency. Replace the blade if it is bent, cracked, or excessively worn. Always wear heavy-duty gloves when handling the blade.
6.3 Ħażna
For compact storage, fold the handle down. The grass bag can be used to cover the exposed blade for safety. Store the mower in a dry, secure location away from children and pets. Remove batteries before long-term storage.

Figure 6: The mower features a compact and safe storage design.
7 Issolvi l-problemi
| Problema | Kawża Possibbli | Soluzzjoni |
|---|---|---|
| Mower ma tibdiex | Batteries not inserted correctly or discharged; Safety button/bail lever not engaged. | Ensure batteries are fully charged and properly seated. Engage safety button and pull bail lever simultaneously. |
| Prestazzjoni fqira tat-tqattigħ | Dull or damaged blade; Cutting height too low for grass conditions; Overgrown grass. | Sharpen or replace blade. Adjust cutting height. Mow frequently or take smaller passes. |
| Vibrazzjoni eċċessiva | Xafra bil-ħsara jew żbilanċjata; Komponenti maħlula. | Spezzjona x-xafra għal ħsara u ibdelha jekk meħtieġ. Iċċekkja l-qfieli kollha għal issikkar. |
| Self-propulsion not working | Self-propulsion lever not engaged; Motor issue. | Ensure the self-propulsion lever is fully engaged. Check SmartView għal kodiċijiet ta' żball. |
8. Speċifikazzjonijiet
| Karatteristika | Dettall |
|---|---|
| Mudell | SLM4521 |
| Sors tal-Enerġija | Li jaħdem bil-batterija (40V) |
| Wisa' tal-Qtugħ | 21 Pulzier |
| Aġġustament tal-Għoli tal-Qtugħ | 7 Pożizzjonijiet (1" sa 2.95") |
| Tip ta' Mutur | Digi-Brushless Outrunner Motor |
| Veloċità Awtopropulsata | 7 levels (0.4 to 0.7 m/s) |
| Tip ta 'batterija | Lithium-ion (2 x 4.0Ah included) |
| Dimensjonijiet tal-Prodott (DxWxH) | 42.5" x 25.2" x 21.1" |
| Karatteristiċi Speċjali | SmartView System, APP Compatible, Dual Battery Ports with Auto-Switch |
9. Garanzija u Appoġġ
For warranty information, product registration, or technical support, please refer to the warranty card included with your product or visit the official SUNTEK websit. Żomm l-irċevuta tax-xiri tiegħek bħala prova tax-xiri għal talbiet ta' garanzija.
Appoġġ għall-Klijent: For assistance, please contact SUNTEK customer service through the contact information provided on the official webis-sit jew id-dokumentazzjoni tax-xiri tiegħek.