Conveyor Maintenance Checklist and Essential Testing Tools Malaysia
Meta Description: Learn how vibration meters, thermal cameras, tachometers, clamp meters and sound level meters help Malaysian factories maintain conveyor motors, bearings, rollers and gearboxes.
Conveyor systems move raw materials, components, packages and finished products through manufacturing, warehouse and processing facilities.
A conveyor failure can stop several connected production processes at the same time. Routine inspection and condition monitoring help maintenance teams identify changes in motors, bearings, rollers, belts, chains and gearboxes before a breakdown occurs.
Common Types of Factory Conveyors
Industrial facilities may use:
Belt conveyors
Roller conveyors
Chain conveyors
Screw conveyors
Bucket conveyors
Overhead conveyors
Modular-belt conveyors
Inclined conveyors
Packaging conveyors
Assembly-line conveyors
Each system has different maintenance requirements, but many developing problems can be detected through vibration, temperature, speed, current and noise measurements.
Common Conveyor Problems
Conveyor systems may develop:
Bearing wear
Roller seizure
Belt misalignment
Incorrect belt tension
Chain wear
Gearbox problems
Motor overloading
Pulley misalignment
Loose mounting
Product buildup
Damaged guards
Electrical problems
Incorrect conveyor speed
Lubrication problems
Warning Signs of Conveyor Problems
Possible warning signs include:
Increasing vibration
Abnormal noise
Hot bearings
Motor overheating
Belt tracking problems
Uneven conveyor movement
Product slipping
Increasing motor current
Reduced conveyor speed
Frequent belt or chain adjustment
Damaged rollers
Unusual gearbox temperature
Higher energy consumption
1. Measure Conveyor Motor Vibration
A vibration meter helps maintenance teams monitor the conveyor drive motor and its bearings.
Increasing vibration may indicate:
Bearing deterioration
Mechanical imbalance
Misalignment
Loose mounting
Coupling problems
Belt or chain problems
Gearbox defects
Measurements should be taken at consistent positions on the motor bearing housings.
MTM Precision supplies vibration meter options including:
Landtek VM-6310
Landtek VM-6360
Smart Sensor AR63B
Benetech GM63B
Wintact WT63A
Wintact WT63B
2. Monitor Conveyor Gearbox Condition
The gearbox reduces motor speed and transfers power to the conveyor.
Check for:
Increasing vibration
Abnormal temperature
Oil leakage
Unusual noise
Loose mounting
Lubricant deterioration
Coupling wear
Measure vibration near the gearbox input and output bearings. Temperature readings should also be recorded under similar conveyor loads.
3. Check Bearing and Roller Temperature
A seized or deteriorating bearing may produce abnormal heat before it stops rotating completely.
An infrared thermometer allows technicians to check:
Motor bearings
Gearbox bearings
Conveyor rollers
Pulley bearings
Chain-drive bearings
A thermal imaging camera can scan multiple rollers and bearings more quickly, making unusually hot components easier to identify.
Temperature differences should be investigated together with load, speed and environmental conditions.
4. Verify Conveyor Speed
A tachometer can measure:
Motor speed
Drive-shaft speed
Roller speed
Pulley speed
Incorrect speed may result from:
Belt slippage
Chain problems
Incorrect drive settings
Motor issues
Gearbox problems
Variable-frequency drive changes
Recording speed helps maintenance teams interpret vibration and production-performance changes.
5. Measure Motor Current
A clamp meter can monitor the current drawn by the conveyor motor.
Increasing current may be associated with:
Excessive conveyor load
Seized rollers
Incorrect belt tension
Mechanical obstruction
Bearing problems
Gearbox resistance
Voltage imbalance
Current readings should be compared under similar conveyor loads.
An empty conveyor and a fully loaded conveyor may produce very different readings even when both are operating normally.
6. Measure Conveyor Noise
Abnormal noise may come from:
Damaged bearings
Seized rollers
Worn chains
Loose guards
Gearbox wear
Product contact
Mechanical rubbing
A sound level meter provides an objective noise measurement that can be compared over time.
Use the same measurement location and operating condition whenever possible.
7. Inspect Belt Tracking and Condition
For belt conveyors, check:
Belt alignment
Edge damage
Surface wear
Cracks
Splices
Belt tension
Product buildup
Pulley condition
Skirt contact
A belt that continually moves to one side may indicate pulley misalignment, uneven loading, damaged rollers or incorrect tension.
8. Inspect Rollers and Pulleys
Check rollers for:
Free rotation
Bearing noise
High temperature
Product buildup
Physical damage
Incorrect alignment
Loose mounting
A thermal camera can help identify rollers that are significantly hotter than surrounding rollers.
The conveyor must be safely isolated before components are touched or inspected at close range.
9. Inspect Chains and Sprockets
For chain conveyors, inspect:
Chain wear
Chain tension
Lubrication
Sprocket condition
Alignment
Loose links
Damaged guards
Product buildup
Incorrect chain tension can increase load on bearings and drive components.
10. Inspect Safety Devices
Conveyor safety devices may include:
Emergency-stop buttons
Pull-cord switches
Guards
Interlocks
Belt-misalignment switches
Speed switches
Warning alarms
Safety devices should be inspected and tested according to the factory’s approved procedure.
11. Check Electrical Panels and Connections
Conveyor electrical systems may include motor starters, contactors, variable-frequency drives and control panels.
A thermal imaging camera may help identify:
Hot cable connections
Abnormal circuit-breaker temperature
Overheated contactors
Uneven temperature between similar components
Electrical inspections must be performed by trained personnel following site-safety requirements.
Recommended Conveyor Maintenance Tools
Inspection RequirementRecommended InstrumentMotor and gearbox vibrationVibration meterBearing and roller temperatureInfrared thermometerRapid thermal scanningThermal imaging cameraMotor, shaft or roller speedTachometerMotor currentClamp meterVoltage and electrical checksDigital multimeterEquipment noiseSound level meter
Basic Conveyor Inspection Procedure
Step 1: Record Operating Conditions
Note the conveyor speed, product load and production status.
Step 2: Inspect the Conveyor Visually
Check belts, chains, rollers, guards, mounting and product buildup.
Step 3: Measure Motor and Gearbox Vibration
Take readings at documented bearing positions.
Step 4: Scan Bearings and Rollers
Use an infrared thermometer or thermal camera to identify abnormal temperature.
Step 5: Verify Conveyor Speed
Measure the motor, shaft or roller speed where safe and practical.
Step 6: Measure Motor Current
Compare the reading with previous measurements taken under a similar load.
Step 7: Check Noise
Investigate new grinding, knocking or rubbing sounds.
Establish Baseline Conveyor Readings
Collect baseline information when the conveyor is operating normally:
Motor vibration
Gearbox vibration
Motor temperature
Gearbox temperature
Bearing and roller temperature
Conveyor speed
Motor current
Noise level
Product load
These readings provide a reference for future inspections.
Which Conveyors Should Be Monitored First?
Prioritise conveyors that:
Connect several production stages
Operate continuously
Have no alternative material route
Carry heavy or abrasive products
Have experienced previous failures
Are difficult to access
Cause major production losses when unavailable
Include long lead-time motors or gearboxes
Common Conveyor Maintenance Mistakes
Avoid:
Measuring equipment under different loads without recording the difference
Ignoring hot rollers
Increasing belt tension without identifying the cause of slippage
Replacing bearings without checking alignment
Allowing product buildup around moving components
Operating with damaged or missing guards
Ignoring increasing motor current
Recording measurements without identifying the exact location
Inspecting moving equipment at an unsafe distance
Conveyor Maintenance Tools Supplier in Malaysia
MTM Precision supplies testing instruments for conveyor motors, bearings, rollers, gearboxes and factory production equipment.
Our available range includes vibration meters, thermal imaging cameras, infrared thermometers, tachometers, clamp meters, multimeters and sound level meters.
Contact MTM Precision
MTM Precision Sdn. Bhd.
Showroom & Service Centre
No. 29-1 & 29-2, Jalan Bandar 18,
Pusat Bandar Puchong,
47160 Puchong, Selangor, Malaysia
🌐 Website: www.mtmpre.com.my
📧 Email: mtmpre@yahoo.com
📱 WhatsApp: +6016-660 7346
31 Aug 2026
