1. Parentah Kasalametan penting
Always prioritize safety when handling or replacing the lawn mower blade. Failure to follow these instructions can result in serious injury.
- Pegatkeun Daya: Before performing any maintenance or blade replacement, always ensure the lawn mower is completely switched off and disconnected from its power source (unplug electric mowers, remove spark plug cap for petrol mowers).
- Maké Alat Pelindung: Salawasna nganggo sarung tangan anu kandel pikeun ngajaga leungeun anjeun tina sisi anu seukeut. Kacamata kaamanan ogé disarankeun.
- Surface Stabil: Work on a flat, stable surface. Ensure the mower is securely supported and cannot tip over during blade replacement.
- Kaayaan Blade: Inspect the blade regularly for damage, cracks, or excessive wear. A damaged blade can be dangerous and should be replaced immediately.
- Panggantian anu leres: Use only genuine Einhell replacement parts or approved equivalents. Incorrect blades can affect performance and safety.
- pembuangan: Dispose of old blades responsibly, ensuring sharp edges are covered to prevent injury.
2. Eusi Paket
Carefully unpack the product and check that all items are present and in good condition.
- 1 x Einhell GC-EM 1742 Replacement Blade (Model: 3405440)

Image showing the Einhell GC-EM 1742 replacement blade, designed for rotary lawn mowers.
3. Installation Instructions (Blade Replacement)
Follow these steps to safely replace the blade on your Einhell GC-EM 1742 lawn mower.
- Nyiapkeun Mower: Ensure the mower is turned off and disconnected from power. For petrol mowers, remove the spark plug cap. For electric mowers, unplug from the mains.
- Position the Mower: Carefully tilt the mower onto its side, ensuring the carburetor (for petrol mowers) or air filter (for electric mowers) faces upwards to prevent fuel or oil leakage.
- Amankeun Blade: Pikeun nyegah bilah muter nalika ngaleupaskeun bautna, jepitkeun balok kai antara bilah sareng dek mesin motong jukut.
- Hapus Old Blade: Using an appropriate wrench, loosen the blade retaining bolt (usually counter-clockwise). Remove the bolt, washer, and the old blade. Note the orientation of the old blade for correct installation of the new one.
- Bersihkeun wewengkon: Clean any grass clippings or debris from the blade mounting area on the mower shaft.
- Pasang Blade Anyar: Place the new Einhell GC-EM 1742 replacement blade onto the mower shaft, ensuring it is correctly oriented (the cutting edges should face the direction of rotation, typically upwards towards the deck). The blade should sit flush against the blade boss.
- Reattach Hardware: Place the washer and blade retaining bolt back onto the shaft.
- Tighten Blade: While still wedging the blade with a block of wood, tighten the blade retaining bolt securely (usually clockwise). Refer to your mower's specific manual for torque specifications if available.
- Cék ahir: Remove the wood block. Rotate the blade by hand to ensure it spins freely and is properly secured. Return the mower to its upright position.
- Sambungkeun deui Daya: Reconnect the spark plug cap or plug in the electric mower.
4. Pangropéa
Proper maintenance extends the life of your blade and ensures optimal cutting performance.
- Inspeksi rutin: Before each use, inspect the blade for nicks, bends, or cracks. Replace immediately if damaged.
- beberesih: After each use, disconnect power and clean grass clippings and debris from the blade and underside of the mower deck.
- Asah: The blade can be sharpened periodically to maintain cutting efficiency. Use a blade sharpener or file, maintaining the original blade angle. Ensure the blade remains balanced after sharpening to prevent excessive vibration. If unsure, consult a professional.
- Balancing: An unbalanced blade can cause excessive vibration, damage to the mower, and an uneven cut. After sharpening or if you suspect imbalance, check the blade's balance. A simple method is to hang the blade horizontally on a nail through its center hole; if one side drops, it's heavier and needs more material removed from that side.
- Panyimpenan: When storing the mower for extended periods, ensure the blade is clean and lightly oiled to prevent rust.
5. Troubleshooting Common Blade Issues
| Masalah | Mungkin Cukang lantaranana | Solusi |
|---|---|---|
| Uneven cut / Ragged grass | Dull or bent blade | Sharpen or replace the blade. Inspect for bends and replace if necessary. |
| Excessive mower vibration | Unbalanced or bent blade; loose blade bolt | Check blade balance and rebalance if needed. Replace bent blade. Tighten blade bolt securely. |
| Blade not spinning freely | Debris caught around shaft; blade bolt too tight | Disconnect power, clear debris. Ensure blade bolt is tight but not overtightened to impede rotation. |
6. Spésifikasi
- Jumlah modél: 3405440
- ASIN: B00SY67PO6
- Lebar motong: 42 séntiméter
- Bahan: logam
- Beurat barang: Kira-kira 350 Gram (12.3 ons)
- Ukuran produk: Kira-kira 4.72 x 1.97 x 5.12 inci (L x W x H)
- Kasaluyuan: Designed for Einhell GC-EM 1742 Rotary Lawn Mower
7. Garansi jeung Rojongan
For warranty information, technical support, or to purchase additional replacement parts, please refer to the official Einhell websitus atanapi ngahubungan departemén layanan palanggan maranéhna.
Simpen resi pameseran anjeun salaku bukti pameseran pikeun klaim garansi.
Official Einhell Websitus: www.einhell.com





