1. Pengenalan
This manual provides essential instructions for the safe and efficient operation, assembly, and maintenance of your Koblenz WD-353L Portable Wet-Dry Vacuum Cleaner. This 3-gallon, 2.0 Peak HP unit is designed for versatile cleaning tasks, handling both wet and dry messes in various environments.

Image 1.1: The Koblenz WD-353L Portable Wet-Dry Vacuum Cleaner.
2. Maklumat Keselamatan
Sentiasa patuhi langkah berjaga-jaga keselamatan asas semasa menggunakan peralatan elektrik untuk mengurangkan risiko kebakaran, kejutan elektrik atau kecederaan. Baca semua arahan sebelum menggunakan peralatan ini.
- Jangan biarkan perkakas tanpa pengawasan apabila dipasang. Cabut plag dari saluran keluar apabila tidak digunakan dan sebelum diservis.
- Jangan gunakan di luar atau di permukaan basah.
- Jangan biarkan digunakan sebagai mainan. Perhatian yang rapi diperlukan apabila digunakan oleh atau berhampiran kanak-kanak.
- Gunakan hanya seperti yang diterangkan dalam manual ini. Gunakan hanya lampiran yang disyorkan pengilang.
- Jangan gunakan dengan kord atau palam yang rosak. Jika perkakas tidak berfungsi sebagaimana mestinya, telah terjatuh, rosak, ditinggalkan di luar rumah, atau terjatuh ke dalam air, kembalikannya ke pusat servis.
- Jangan tarik atau bawa dengan kord, gunakan kord sebagai pemegang, tutup pintu pada kord, atau tarik kord di sekeliling tepi atau sudut yang tajam. Jangan jalankan perkakas di atas kord. Jauhkan kord dari permukaan yang dipanaskan.
- Jangan cabut plag dengan menarik kord. Untuk mencabut palam, pegang palam, bukan kordnya.
- Jangan pegang palam atau perkakas dengan tangan yang basah.
- Jangan letakkan sebarang objek ke dalam bukaan. Jangan gunakan dengan mana-mana bukaan yang disekat; jauhkan daripada habuk, serabut, rambut dan apa sahaja yang boleh mengurangkan aliran udara.
- Jauhkan rambut, pakaian longgar, jari dan semua bahagian badan daripada bukaan dan bahagian yang bergerak.
- Jangan ambil apa-apa yang terbakar atau berasap, seperti rokok, mancis, atau abu panas.
- Jangan gunakan untuk mengambil cecair mudah terbakar atau mudah terbakar, seperti petrol, atau gunakan di kawasan yang mungkin terdapat.
- Jangan gunakan tanpa beg penapis dan / atau penapis di tempatnya.
- Matikan semua kawalan sebelum mencabut plag.
- Gunakan lebih berhati-hati semasa membersihkan di tangga.
3. Kandungan Pakej
Sahkan bahawa semua komponen yang disenaraikan di bawah disertakan dalam pakej anda:
- Koblenz WD-353L Wet/Dry Vac Unit
- 1-1/4 inch x 4 feet TWIST-N-LOCK Hose
- Alat Angkat
- Nozel Celah
- Filter Bag (Cloth Filter)

Image 3.1: Included accessories: Crevice Tool, Pick Up Tool, TWIST-N-LOCK Hose, and Filter Bag.
4. Perhimpunan
Ikuti langkah ini untuk memasang pembersih vakum anda:
- Buka Pembungkusan Komponen: Keluarkan semua bahagian dari bungkusan dengan berhati-hati.
- Pasangkan Roda (jika berasingan): If the wheels are not pre-attached, firmly press them into the designated slots on the base of the tank until they click into place.
- Install Filter Bag: For dry vacuuming, ensure the cloth filter bag is securely installed over the filter cage inside the tank. Refer to Image 4.1 for visual guidance on internal components.
- Ketua Motor Selamat: Place the motor head onto the tank, ensuring it is properly aligned. Secure the latches on both sides of the tank to firmly lock the motor head in place.
- Sambungkan Hos: Insert the TWIST-N-LOCK hose into the intake port on the front of the motor head. Turn the hose 1/4 turn clockwise to lock it securely. (See Image 4.2 for hose connection).
- Lampirkan Aksesori: Connect the desired cleaning tool (Pick Up Tool or Crevice Nozzle) to the end of the hose or to the extension tubes if extra reach is needed.

Imej 4.1: Meletup view showing the Powerful Motor, Intake Port, Cloth Filter, Support Ring, and Rugged Polypropylene Tank.

Image 4.2: Detail of the TWIST-N-LOCK Hose Connection.
5. Arahan Operasi
Your Koblenz WD-353L offers 3-in-1 functionality: wet vacuuming, dry vacuuming, and blowing.
5.1 Penyedutan Kering
- Ensure the cloth filter bag is properly installed.
- Connect the hose and desired dry cleaning accessory (e.g., Pick Up Tool for general debris, Crevice Nozzle for tight spaces).
- Palamkan kord kuasa ke salur keluar elektrik yang sesuai.
- Press the power switch located on the motor head to the 'ON' position.
- Mulakan menyedut serpihan kering.
- When finished, turn the power switch to 'OFF' and unplug the unit.
5.2 Penyedutan Basah
Penting: Remove the cloth filter bag before wet vacuuming. Using the cloth filter for wet pickup will damage the filter and reduce suction.
- Unlatch the motor head and remove it from the tank.
- Remove the cloth filter bag. Reattach the motor head and secure the latches.
- Connect the hose and desired wet cleaning accessory.
- Palamkan kord kuasa ke salur keluar elektrik yang sesuai.
- Press the power switch to the 'ON' position.
- Mulakan menyedut cecair. Vakum akan dimatikan secara automatik apabila tangki penuh.
- When finished, turn the power switch to 'OFF' and unplug the unit. Empty the tank immediately after wet vacuuming.
5.3 Fungsi Peniup
The vacuum can be converted into a powerful blower for clearing debris from surfaces.
- Pastikan unit dicabut.
- Tanggalkan hos dari port pengambilan.
- Insert the hose into the blower port located on the rear of the motor head (see Image 5.1). Turn 1/4 turn clockwise to lock.
- Plug the power cord into an outlet and turn the unit 'ON'.
- Direct the airflow to clear debris.
- When finished, turn the power switch to 'OFF' and unplug the unit.

Imej 5.1: Selesaiview of the vacuum showing Accessory Storage, Oversize Handle, TWIST-N-LOCK Hose Connection, Pick Up Tool, Crevice Tool, and Blower Port.
6. Penyelenggaraan
Penyelenggaraan tetap memastikan prestasi optimum dan memanjangkan hayat pembersih vakum anda.
6.1 Penjagaan Penapis
- Penapis Kain: For dry vacuuming, regularly blow dust off the cloth filter to maintain suction power. Change the filter after multiple cleanings or when suction noticeably decreases.
- Penyedutan Basah: Always remove the cloth filter before wet vacuuming. Allow the filter to dry completely before reinstalling for dry use.
6.2 Mengosongkan Tangki
- Sentiasa cabut plag vakum sebelum mengosongkan.
- Unlatch the motor head and carefully lift it off the tank.
- Dispose of collected debris or liquids responsibly.
- Clean the inside of the tank with water and mild detergent if necessary. Rinse thoroughly and allow to dry before reassembly.
6.3 Penyimpanan Kord
Wrap the 10 ft power cord around the designated cord wraps on the motor head for tidy storage (see Image 6.1).

Imej 6.1: Belakang view showing the power cord wrapped for storage.
7. Penyelesaian masalah
If your vacuum cleaner is not operating correctly, consult the table below for common issues and solutions.
| Masalah | Kemungkinan Punca | Penyelesaian |
|---|---|---|
| Vakum tidak dihidupkan | No power to outlet; Power switch is OFF; Faulty cord/plug | Check power outlet; Turn switch ON; Inspect cord/plug for damage, contact service if damaged. |
| Kuasa sedutan rendah | Clogged hose/accessories; Full tank; Dirty filter; Motor head not sealed properly | Clear obstructions; Empty tank; Clean/replace filter; Ensure motor head latches are secure. |
| Air bocor dari tangki | Tank is overfilled; Motor head not sealed properly; Damaged tank | Empty tank; Ensure motor head latches are secure; Inspect tank for cracks, contact service if damaged. |
| Hose disconnects during use | Hose not properly locked into port | Ensure hose is inserted and twisted 1/4 turn clockwise to lock. |
8. Spesifikasi
Key technical specifications for the Koblenz WD-353L:
- Nama Model: WD-353L
- Jenama: Koblenz
- kapasiti: 3 gelen
- Kuasa Kuda Motor: 2.0 HP Puncak
- Wattage: 540 watt
- Amppemadaman: 4.5 Amps
- Sedutan Maksimum: 43 Inci
- Panjang hos: 4 Feet (1-1/4 inch diameter)
- Panjang Kord Kuasa: 10 Kaki
- Jenis Penapis: kain
- Ciri Khas: Compact, Lightweight, Portable, Wet/Dry, Blower Function
- Dimensi Produk: 13.78"L x 11.42"W x 15.35"H
- Berat Barang: 7.1 paun
- Tahap Bunyi: 75 Desibel
- warna: Biru, Hitam
- Sumber Kuasa: Elektrik Bertali
- Penyenaraian Keselamatan: cETLus

Image 8.1: Koblenz WD-353L with key dimensions.
9. Waranti & Sokongan
Your Koblenz WD-353L Portable Wet-Dry Vacuum Cleaner comes with a Waranti Pengilang Terhad 5 TahunWaranti ini meliputi kecacatan bahan dan mutu kerja di bawah penggunaan biasa.
For warranty claims, technical support, or to purchase replacement parts, please contact Koblenz customer service. Refer to the contact information provided with your product packaging or visit the official Koblenz webtapak.
Arahan Penjagaan: To maintain product longevity, blow dust off the filter to maintain suction, change the filter after multiple cleanings, empty the tank regularly, and ensure the hose is properly locked and unlocked with a 1/4 turn.