Jet JMD-18
JET JMD-18 Milling/Drilling Machine User Manual
Model: JMD-18 (350018)
Introducció
This manual provides essential information for the safe and efficient operation, maintenance, and troubleshooting of your JET JMD-18 230-Volt 1 Phase Milling/Drilling Machine. Please read this manual thoroughly before operating the machine to ensure proper usage and to prevent injury or damage.
The JET JMD-18 is a versatile milling and drilling machine designed for precision work. It features a hinged belt cover for faster speed changing and a 9-1/2-by-31-3/4-inch worktable. This model includes a 24-piece milling tool kit, which contains a 5-piece wiggler set, enhancing its utility for various machining tasks.
Instruccions de seguretat
Seguiu sempre les precaucions de seguretat bàsiques per reduir el risc d'incendi, descàrrega elèctrica i lesions personals. Mantingueu la vostra zona de treball neta i ben il·luminada. No feu servir eines elèctriques en atmosferes explosives, com ara en presència de líquids, gasos o pols inflamables.
- Utilitzeu equips de protecció individual (EPI) adequats, com ara ulleres de seguretat, protecció auditiva i calçat resistent.
- Ensure the machine is properly grounded and connected to a suitable power supply (230-Volt, 1 Phase).
- Mantingueu les mans i els dits allunyats de les peces mòbils.
- De manera segura clamp all workpieces before beginning any operation.
- Desconnecteu l'alimentació abans de realitzar qualsevol manteniment o ajust.
Muntatge i muntatge
Unpack all components carefully and inspect for any shipping damage. Ensure all parts listed in the packing list are present. Position the machine on a stable, level surface capable of supporting its weight. Secure the machine to the floor if necessary to prevent movement during operation.
Màquina acabadaview

Figure 1: JET JMD-18 Milling/Drilling Machine with its stand. This image shows the complete assembly of the machine, including the head, column, table, and base.
Connexió elèctrica
Connect the machine to a dedicated 230-Volt, 1 Phase power supply. Ensure the circuit is protected by an appropriate circuit breaker. Consult a qualified electrician if you are unsure about the electrical requirements.
Instruccions de funcionament
Canvi de velocitat
The JET JMD-18 features a hinged belt cover for convenient speed adjustments. To change speeds:
- Ensure the machine is turned off and disconnected from power.
- Open the hinged belt cover.
- Adjust the belt position on the pulleys to achieve the desired spindle speed. Refer to the speed chart inside the belt cover for recommended settings.
- Close the belt cover securely before resuming operation.
Peça Clamping
Sempre amb seguretat clamp your workpiece to the 9-1/2-by-31-3/4-inch worktable using appropriate clamps or a vise. Loose workpieces can cause injury or damage to the machine and workpiece.
Milling and Drilling Operations
Familiarize yourself with the controls for spindle feed, table movement (X, Y, Z axes), and depth stop. Always start with light cuts and gradually increase depth as you become familiar with the machine's capabilities and the material being worked on.
Manteniment
Regular maintenance is crucial for the longevity and optimal performance of your JET JMD-18 machine. Always disconnect power before performing any maintenance.
- Neteja: Keep the machine clean from chips, dust, and debris. Use a brush or shop vacuum. Avoid using compressed air directly on bearings.
- Lubricació: Regularly lubricate all moving parts, including lead screws, gibs, and spindle bearings, according to the lubrication points indicated in the machine diagram (refer to full manual for diagram).
- Inspecció del cinturó: Periodically inspect the drive belts for wear, cracks, or tension. Replace worn belts and adjust tension as needed.
- Cura de la taula: Keep the worktable clean and free of nicks or burrs. Apply a thin coat of rust preventative if the machine will be idle for extended periods.
Resolució de problemes
This section provides solutions to common issues you might encounter with your JET JMD-18 machine. For problems not listed here, contact JET customer support.
| Problema | Causa possible | Solució |
|---|---|---|
| La màquina no arrenca | No power supply; Emergency stop engaged; Motor overload | Check power connection and circuit breaker; Release emergency stop button; Reset motor overload protector |
| Vibració excessiva | Loose mounting bolts; Unbalanced cutting tool; Worn bearings | Tighten mounting bolts; Balance or replace cutting tool; Inspect and replace bearings if necessary |
| Talls imprecisos | Loose gibs; Worn lead screws; Improper tool setup | Adjust gibs; Inspect and replace lead screws; Ensure proper tool installation and setup |
Especificacions
| Característica | Detall |
|---|---|
| Model | JMD-18 (350018) |
| Requisit d'energia | 230-Volt, 1 Phase |
| Dimensions de la taula de treball | 9-1/2 inches by 31-3/4 inches |
| Cònic de l'eix | R-8 |
| Accessoris inclosos | 24-Piece Milling Tool Kit (including 5pc Wiggler Set) |
| País d'origen | Taiwan |
| Data de primera disponibilitat | 19 d'abril de 2018 |
Informació de la garantia
JET products are backed by a comprehensive warranty. For specific warranty terms and conditions applicable to your JMD-18 machine, please refer to the warranty card included with your product or visit the official JET weblloc web. Conserveu el rebut de compra com a comprovant de compra.
The buybox winner information indicates a return policy of 30 days for refund/replacement, fulfilled by Amazon. This is a general return policy and not necessarily the manufacturer's warranty.
Atenció al client
For technical assistance, parts orders, or service inquiries regarding your JET JMD-18 Milling/Drilling Machine, please contact JET customer support. You can find contact information on the official JET weblloc web o a la documentació que s'inclou amb la màquina.
Visit the official Jet Store on Amazon for more information: JET Store
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