JUKI HC-BH0336LW4-S4 30W FX-3-Series Z-Axis Servo Motor 40048065

JUKI HC-BH0336LW4-S4 30W FX-3-Series Z-Axis Servo Motor 40048065

The JUKI 40048065 HC-BH0336LW4-S4 is a compact 30W servo motor designed for the Z-axis movement system of compatible FX-3-series SMT placement machines. During high-speed electronic assembly, the Z axis controls the vertical movement required for nozzle approach, component pickup, head retraction, PCB approach and controlled component placement.

Stable Z-axis performance is essential for maintaining consistent pickup height, placement height and head response. When the original motor becomes worn, overheated or electrically unstable, the machine may experience positioning alarms, irregular vertical movement, pickup failures or unexpected production interruptions.

Identified by part number 40048065 and complete motor model HC-BH0336LW4-S4, this replacement component is suitable for SMT factories, equipment service companies, spare-parts distributors and electronics manufacturers maintaining compatible placement equipment. Before ordering, customers should confirm the complete label, motor suffix, connector arrangement, cable direction and machine configuration.

Part number, model suffix and physical appearance must be checked together. A motor with the same rated output or similar housing is not automatically interchangeable.

For KE-2070 or KE-2080 machines, customers should provide the existing motor label and connector photographs before ordering. Compatibility should not be confirmed only from the machine name or rated power.

The placement-head Z axis completes a large number of repeated acceleration, deceleration, lowering and lifting cycles during every production shift. Continuous movement places mechanical and electrical stress on the motor, cables, connectors and transmission components.

A motor problem may develop gradually or appear suddenly after a collision, cable failure or excessive mechanical load.

Continuous SMT production gradually affects motor bearings, insulation, feedback components and cable connections. Machines operating multiple shifts may experience faster wear.

A contaminated, dry or damaged Z-axis mechanism creates additional resistance. The motor must produce more effort to complete the commanded movement, increasing temperature and electrical load.

Insufficient lubrication increases friction. Excessive or unsuitable lubricant may attract dust, restrict movement or contaminate nearby mechanical and electrical components.

Repeated placement-head movement can bend the motor and feedback cables thousands of times. Internal conductors may break even when the outer cable surface appears normal.

Poor electrical contact may interrupt motor power or feedback signals. This can cause intermittent alarms, unstable movement or failure during machine initialization.

The servo control system depends on accurate feedback. An unstable feedback signal may cause positioning errors, vibration, irregular movement or repeated homing problems.

Incorrect nozzle height, damaged feeders, unsuitable component data or programming errors may cause a head collision. Sudden impact can damage the motor, coupling or Z-axis transmission.

Misalignment, uneven fastener tightening, forced connector installation or incorrect cable routing may reduce motor service life.

Restricted movement, poor ventilation or continuous operation under abnormal load can cause overheating and accelerate internal deterioration.

Selecting a motor only by appearance or output power may lead to connector mismatch, feedback errors, mounting problems or servo alarms.

When troubleshooting confirms that the installed Z-axis motor is defective, replacement with the correctly identified model can restore stable vertical head movement.

The replacement should be selected by the complete part number and motor model rather than by appearance alone.

For this product, the main identification information is:

1. Record the complete machine alarm code.
2. Check the motor power connector.
3. Inspect the encoder or feedback connector.
4. Check the cable for crushing, bending or internal breakage.
5. Inspect the Z-axis guide and transmission mechanism.
6. Confirm that the mechanism moves without excessive resistance.
7. Check the motor for abnormal noise or temperature.
8. Verify the complete motor label and suffix.
9. Compare the installed part number with the maintenance record.
10. Replace the motor only after related components have been inspected.
11. Complete machine homing and calibration after installation.
12. Run a controlled trial before restarting full production.

Motor replacement may be appropriate when:

• The motor repeatedly generates a confirmed servo alarm.
• Feedback signals remain unstable after cable inspection.
• The motor produces abnormal mechanical noise.
• The motor temperature rises rapidly under normal operation.
• The shaft or bearing shows excessive wear.
• Vertical head movement becomes inconsistent.
• The motor fails an available functional test.
• The installed motor has suffered collision damage.
• Repair cost is not economical.
• Production downtime requires a direct replacement solution.

The HC-BH0336LW4-S4 motor is used to control the vertical Z-axis movement of a compatible SMT placement head.

The Z axis moves the nozzle assembly toward the component pickup point, raises the component after pickup, lowers it toward the programmed PCB location and retracts the head after placement.

• Consumer electronics manufacturing.
• Automotive electronic assembly.
• Industrial control-board production.
• Communication equipment manufacturing.
• LED lighting production.
• Power electronics manufacturing.
• Medical electronic assembly.
• Household appliance control-board production.
• Electronics manufacturing services.
• SMT equipment maintenance and refurbishment.

Keeping a replacement motor in stock may be useful when:

• The machine operates for two or three shifts.
• The production line has limited backup capacity.
• International delivery time may affect maintenance.
• Previous intermittent alarms have occurred.
• Several machines use the same confirmed motor.
• Production downtime creates significant losses.
• The machine remains important to daily output.
• Local service support is limited.
• Preventive maintenance is being planned.
• Emergency spare-part availability is required.

The machine controller sends a movement command to the servo control system. The servo drive supplies controlled electrical power to the motor, causing it to rotate and move the Z-axis transmission mechanism.

Feedback information is returned to the controller. The controller compares the actual position with the commanded position and corrects the movement until the required height is reached.

1. The placement program requests a Z-axis position.
2. The controller generates a movement command.
3. The servo drive powers the motor.
4. The motor rotates the transmission mechanism.
5. The placement head moves vertically.
6. Motor feedback reports the actual movement.
7. The controller compares actual and target positions.
8. Position differences are corrected automatically.
9. The nozzle reaches the programmed height.
10. The pickup or placement operation continues.

The Z-axis motor operates together with:

• Servo drive.
• Motor power cable.
• Encoder or feedback cable.
• Mechanical coupling.
• Z-axis guide.
• Transmission mechanism.
• Placement head.
• Nozzle holder.
• Origin sensor.
• Limit sensor.
• Machine controller.
• Servo parameters.
• Lubrication system.
• Machine calibration data.

A motor replacement may not solve an alarm caused by a damaged cable, defective servo drive, seized mechanism, sensor problem or incorrect parameter.

The required JUKI part number for this listing is:

40048065

The part number should be checked on the original motor, machine parts record, maintenance document or replacement history.

The complete model should be:

HC-BH0336LW4-S4

The final suffix is important. Do not select a motor using only the shortened HC-BH0336LW4 identification.

Confirm that the original motor is rated at:

30W

Matching the output alone is not enough, but it is an important identification step.

Verify that the required component is the Z-axis motor.

A motor installed near the placement head may control another movement. Motors for different axes are not automatically interchangeable.

For FX-3-series applications, provide:

• Complete machine model.
• Machine serial number.
• Head configuration.
• Existing motor part number.
• Existing motor model.
• Current alarm code.

For KE-2070 or KE-2080 machines, do not order before the installed motor has been checked.

The label photograph should clearly show:

• Full motor model.
• Complete suffix.
• Rated output.
• Serial number.
• Production code.
• Barcode or identification code.
• Manufacturer information.

Provide clear photographs of:

• Power connector.
• Feedback connector.
• Pin arrangement.
• Connector locking structure.
• Cable outlet direction.
• Cable length.
• Any intermediate adapter.

Before payment, confirm:

• Product condition.
• Inspection standard.
• Test availability.
• Label appearance.
• Included accessories.
• Warranty period.
• Return procedure.
• Delivery schedule.
• Packaging method.
• Shipping responsibility.

• Disconnect and isolate machine power.
• Follow factory electrical safety procedures.
• Record the original cable positions.
• Photograph the existing installation.
• Mark all connectors before removal.
• Confirm the replacement motor label.
• Inspect the coupling and Z-axis mechanism.
• Clean the installation area.
• Check for excessive mechanical resistance.
• Review the appropriate maintenance documentation.

• Do not pull or twist the motor cable.
• Do not force a connector into position.
• Align the motor and coupling correctly.
• Tighten mounting fasteners evenly.
• Keep cables away from moving components.
• Avoid sharp cable bends.
• Prevent grease from entering connectors.
• Confirm protective grounding.
• Check cable clearance.
• Reinstall all covers and guards.

• Complete the required homing procedure.
• Observe the first movement at low speed.
• Check the movement direction.
• Listen for abnormal sound.
• Monitor motor temperature.
• Confirm pickup height.
• Confirm placement height.
• Run a dry production cycle.
• Test a limited number of PCBs.
• Review the machine alarm history.

Installation and calibration should be performed by trained SMT maintenance personnel.

The motor should be protected against:

• Transportation impact.
• Repeated vibration.
• Moisture.
• Dust.
• Connector damage.
• Cable bending.
• Shaft loading.
• Static electricity.
• Warehouse handling.
• International cargo movement.

Packaging may include an anti-static bag, protective wrapping, foam cushioning, connector protection and a reinforced export carton.

The motor is used for Z-axis vertical motion in compatible FX-3-series SMT placement equipment. It supports nozzle lowering, component pickup, head retraction and controlled component placement during PCB assembly.

Compatibility should not be assumed. Customers operating KE-2070 or KE-2080 machines should provide the existing motor label, complete model suffix and connector photographs for verification before placing an order.

Please provide the machine model, machine serial number, existing part number, complete motor model, axis position, connector photographs, label photograph, required quantity and current machine alarm code.

Common symptoms include servo alarms, unstable vertical movement, abnormal noise, excessive temperature, pickup-height variation, placement-height errors, repeated homing failure and intermittent axis operation.

New, surplus or tested used units may be available according to current inventory. Product condition, inspection status, warranty terms, packaging and delivery schedule should be confirmed in the formal quotation.

Need a JUKI 40048065 HC-BH0336LW4-S4 30W Z-axis servo motor for an FX-3-series SMT placement machine?

Please provide:

• Required part number.
• Complete motor model.
• Machine model.
• Machine serial number.
• Required quantity.
• Preferred product condition.
• Destination country.
• Motor-label photograph.
• Connector photographs.
• Current machine alarm code.

We will review the identification details and provide available product condition, inspection information, packaging details and delivery options.

Trademark Statement: JUKI and related machine-model references are used only to explain product identification and equipment compatibility. This listing is independently prepared for spare-parts supply and does not represent an official manufacturer-authorized sales page.