Introduction
This manual provides essential information for the safe and efficient installation, operation, and maintenance of your Ametek Lamb 7.2 Inch 230 Volt 3 Fan Vacuum Motor, model 117501-12. Please read these instructions thoroughly before attempting to install or operate the motor. Retain this manual for future reference.
Product Overview
The Ametek Lamb 117501-12 is a high-performance vacuum motor designed for various industrial and commercial applications. Key features include:
- Motor Type: 7.2 Inch diameter, 3-stage fan system.
- Bearing Type: Double Ball Bearing for enhanced durability and performance.
- Voltage: Operates on 230 Volts, 50/60 Hz power supply.
- Application: Suitable for use in vacuum and dust collector systems.
- Part Number: Manufacturer Part Number 117501-12.

Image: Front view of the Ametek Lamb 7.2 Inch 230 Volt 3 Fan Vacuum Motor, model 117501-12, showing its compact design and electrical connections.
Safety Information
Always observe the following safety precautions to prevent injury or damage to the motor:
- Electrical Hazard: Ensure the power supply is disconnected before installation, maintenance, or troubleshooting. Only qualified personnel should perform electrical connections.
- Voltage Compatibility: Verify that the power supply voltage matches the motor's specified 230 Volts.
- Proper Grounding: Always ensure the motor is properly grounded to prevent electrical shock.
- Ventilation: Ensure adequate ventilation around the motor to prevent overheating.
- Moving Parts: Keep hands, hair, and loose clothing away from moving parts during operation.
- Environmental Conditions: Do not operate the motor in wet or explosive atmospheres.
Setup and Installation
Follow these steps for proper installation of the vacuum motor:
- Unpacking: Carefully remove the motor from its packaging. Inspect for any shipping damage.
- Mounting: Securely mount the motor in its intended housing or application using appropriate fasteners. Ensure the mounting surface is stable and can support the motor's weight and operational vibrations.
- Electrical Connection:
- Ensure the power supply is OFF.
- Connect the motor to a 230 Volt, 50/60 Hz power source. Refer to the wiring diagram provided with your specific equipment for correct connections.
- Ensure all connections are tight and insulated.
- Verify proper grounding.
- Airflow: Confirm that the air intake and exhaust ports are clear and unobstructed to allow for proper cooling and operation.
- Pre-Operation Check: Before applying power, double-check all connections and mounting security.
Operating Instructions
Once installed, the motor is ready for operation:
- Power On: Apply power to the system. The motor should start smoothly.
- Monitor Performance: Listen for unusual noises or vibrations. If any are detected, immediately shut off power and investigate.
- Continuous Operation: The motor is designed for continuous duty within its specified parameters. Avoid operating outside of these limits.
- Power Off: To stop the motor, disconnect the power supply.
Maintenance
Regular maintenance ensures optimal performance and extends the lifespan of your motor:
- Cleaning: Periodically clean the exterior of the motor to prevent dust and debris buildup, which can impede cooling. Ensure power is disconnected before cleaning.
- Inspection: Regularly inspect electrical connections for tightness and signs of wear or corrosion. Check for any physical damage to the motor housing or fan assembly.
- Bearing Maintenance: This motor features double ball bearings, which are typically sealed and maintenance-free. Avoid attempting to lubricate them unless specifically instructed by the manufacturer.
- Airflow Paths: Ensure that all air intake and exhaust paths remain clear of obstructions.
Troubleshooting
Refer to the following table for common issues and their potential solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Motor does not start | No power supply; Loose electrical connection; Faulty switch | Check power source; Verify all connections; Test or replace switch |
| Motor runs but with reduced power | Partial power loss; Obstruction in airflow; Worn components | Check voltage; Clear obstructions; Inspect for wear and replace if necessary |
| Motor overheats | Insufficient ventilation; Overload; Internal fault | Ensure clear airflow; Reduce load; Consult a qualified technician |
| Unusual noise or vibration | Loose mounting; Damaged fan; Worn bearings | Tighten mounting bolts; Inspect and replace fan; Consult a qualified technician |
If troubleshooting steps do not resolve the issue, contact a qualified service technician. Do not attempt repairs beyond your technical capability.
Specifications
Detailed specifications for the Ametek Lamb 117501-12 Vacuum Motor:
- Brand: Ametek
- Model Number: 117501-12
- Voltage: 230 Volts
- Frequency: 50/60 Hz
- Motor Diameter: 7.2 Inches
- Fan Stages: 3 Fan
- Bearing Type: Double Ball Bearing (B/B)
- Manufacturer: Ametek
- ASIN: B07XC3BDQL
Warranty and Support
For warranty information, please refer to the documentation provided at the time of purchase or contact your authorized Ametek dealer or the manufacturer directly. Support for this product can be obtained through the original point of purchase or by contacting Ametek customer service.
Please have your model number (117501-12) and purchase details ready when contacting support.