OSD-108A Hot Melt Adhesive Machine Complete User Guide

Introduction

 

Welcome to the official user guide for the OSD-108A Hot Melt Adhesive Machine manufactured by Suzhou Oushida Hot Melt Adhesive Equipment Co., Ltd. This comprehensive manual is designed to provide industrial users with detailed operating instructions, maintenance procedures, and safety guidelines for maximizing the performance and longevity of your hot melt adhesive system.

 

The OSD-108A is a professional-grade hot melt glue machine featuring advanced RJ210 touchscreen controller technology, supporting 1-4 adhesive hoses and guns. With an impressive 10kg capacity, 3200W power output, and maximum operating temperature of 250°C, this machine is engineered for precision and reliability in industrial adhesive applications.

OSD-108A Hot Melt Adhesive Machine Complete User Guide

Product Specifications Overview

Before proceeding with operational instructions, familiarize yourself with the key technical specifications of the OSD-108A:

 

Specification	Value
Model	OSD-108A
Voltage	AC220V / 50HZ
Power	3200W
Maximum Temperature	250°C
Weight	70kg
Tank Capacity	10kg
Dimensions	820 × 430 × 510mm
Hose/Gun Support	1-4 channels

 

RJ210 Touchscreen Controller Specifications

 

The integrated RJ210 controller features:

 

• 7-inch TFT color display with resistive touchscreen

• 11-channel temperature control (PT100 RTD or K-type thermocouple selectable)

• 5-channel digital input, 15-channel digital output

• RS485 serial communication for remote control

• Comprehensive safety protections: overtemperature alarm, overtemperature power-off, thermocouple reverse connection alarm, and sensor anomaly power-off

 

5 Core Functions

 

The OSD-108A incorporates five intelligent operational features:

 

1. Scheduled Power On/Off - Automated startup and shutdown timers

2. Low Glue Level Alarm - Liquid level monitoring with audible warnings

3. Automatic Glue Refill - Self-monitoring refill system

4. Glue Pressure Monitoring - Real-time pressure tracking

5. Spray Control - Precision spray management

 

 

 

Section 1 - Pre-Operation Preparation

 

Proper preparation is essential for safe and efficient operation of your hot melt adhesive system.

 

1.1 Unboxing Inspection

 

Upon receiving your OSD-108A machine:

 

1. Carefully remove all packaging materials

2. Inspect the machine exterior for any visible damage or deformation

3. Open the electrical cabinet panel to verify all electrical components are properly secured

4. Confirm no components have become loose during shipping

5. Document any discrepancies immediately with photographic evidence

 

1.2 Voltage and Power Verification

 

Critical Safety Check:

 

• Ensure your power supply matches AC220V / 50HZ requirements

• The power outlet and extension cord must support greater than 3500W

• Use appropriately rated circuit breakers

• Verify proper grounding connections

 

1.3 Installing Adhesive Hoses and Guns

 

Follow these steps to properly connect hoses and guns:

 

Step-by-Step Installation:

 

1. Locate the hose connection ports on the machine (supports 1-4 channels)

2. Take the provided wrench and apply reverse tightening motion to secure each fitting

3. Ensure all connections are hand-tight before final wrench tightening

4. Connect the aviation-style plug for each hose to the corresponding port

5. Verify all connections are secure and properly seated

6. Check for any visible air leaks by applying soapy water solution to connections

 

Important: Never overtighten fittings as this may damage the seals.

 

1.4 Adding Hot Melt Adhesive

 

1. Ensure the machine has reached operating temperature before adding adhesive

2. Use only compatible hot melt adhesive pellets or sticks

3. Slowly add adhesive material to the main tank

4. Fill to the recommended level (maximum capacity: 10kg)

5. Allow material to melt completely before initiating pumping operations

 

 

 

Section 2 - Power On and Initial Setup

 

2.1 Starting the Machine

 

1. Press the main power button on the control panel

2. Wait approximately 5 seconds for the system to initialize

3. The RJ210 controller will display the startup screen

4. System will automatically begin heating to preset temperatures

 

2.2 Language Switching

 

The OSD-108A supports both English and Chinese interfaces:

 

• Locate the language toggle button in the bottom-left corner of the screen

• Tap the button to switch between English and Chinese

• Selected language will be saved for future sessions

 

 

 

Section 3 - Operating Interface Overview

 

3.1 Main Display Elements

 

The RJ210 touchscreen provides comprehensive monitoring capabilities:

 

Temperature Display (11 Channels):

• Main tank temperature

• Gun channels 1-4

• Hose channels 1-4

• Total: 11 independent temperature zones

 

Operational Status Indicators:

• Heating - System actively heating to target temperature

• Holding - Temperature maintained at setpoint

• Shutdown - Heating disabled

 

Fault Information Display:

• Overtemperature Alarm

• Overtemperature Shutdown

• Sensor Fault

• Heating Anomaly

 

3.2 Screen Navigation

 

Access different control pages through the main interface:

 

Page	Function
Temperature Settings	Configure all 11 temperature channels
Scheduled On/Off	Set automatic startup and shutdown times
Parameter Settings	System configuration
I/O Monitoring	Digital input/output status
Pump Control	Adhesive pump operation
Segment Dispensing	Multi-stage glue application

 

 

 

Section 4 - Temperature Configuration

 

4.1 Viewing Current Temperatures

 

The main temperature display shows real-time readings for all 11 channels simultaneously. Each channel displays:

 

• Current actual temperature

• Target setpoint temperature

• Heating status indicator

 

4.2 Setting Target Temperatures

 

1. Tap on the channel you wish to configure

2. The on-screen numeric keypad will appear

3. Enter your desired temperature (maximum: 250°C)

4. Press "Confirm" to save the setting

5. The system will automatically begin heating toward the new setpoint

 

4.3 Synchronizing Hose and Gun Temperatures

 

Quick Sync Feature:

• Enable "Tube/Gun Follow Main Tank" mode

• All connected hose and gun temperatures will automatically match the main tank setting

• Ideal for single-material applications

 

4.4 Channel Enable/Disable

 

Individual channels can be activated or deactivated:

 

• ON - Channel actively heating and monitored

• OFF - Channel disabled (for unused hose/gun connections)

 

 

 

Section 5 - Pump Control Operations

 

5.1 Piston Pump Operation

 

For standard applications using piston pump configuration:

 

1. Navigate to Pump Control page

2. Select Piston Pump mode

3. Set appropriate dispensing pressure

4. Configure pump speed and stroke length

5. Enable pump and monitor glue flow

 

5.2 Single Motor Gear Pump Operation

 

The single motor configuration offers three control modes:

 

Mode 1: Frequency Control

• Set fixed frequency for consistent output

• Ideal for stable, predictable production runs

 

Mode 2: Linear Follow Mode

• Pump speed automatically follows application demands

• Dynamic response to process changes

 

Mode 3: 0-10V Analog Control

• External signal controls pump speed

• Integration with PLC or automated systems

 

5.3 Dual Motor Gear Pump Operation

 

For high-volume applications requiring dual motor configuration:

 

1. Configure primary and secondary motor parameters

2. Balance output between both motors

3. Monitor synchronized operation

4. Adjust individual motor speeds as needed

 

5.4 Motor Parameter Settings

 

Critical motor parameters to configure:

 

• Relief Frequency - Speed at which pressure relief occurs

• Relief Time - Duration of pressure relief cycle

• Set these parameters according to your specific adhesive viscosity and application requirements

 

 

 

Section 6 - Scheduled Power On/Off

 

The automated scheduling feature enables production efficiency and energy savings.

 

6.1 Setting Power On Time

 

1. Access Scheduled On/Off menu

2. Select "Power On" option

3. Set desired startup time (hour and minute)

4. Enable the schedule

5. Machine will automatically power on at the specified time

 

6.2 Setting Power Off Time

 

1. Select "Power Off" option

2. Configure shutdown time

3. Set keep-warm temperature if desired

4. Enable automatic shutdown

 

6.3 Warm Temperature Settings

 

When scheduling shutdown periods:

 

• Set a reduced "keep-warm" temperature for overnight or weekend periods

• This maintains adhesive in liquid state while reducing energy consumption

• System will automatically return to full operating temperature at next scheduled start

 

6.4 Multi-Period Warm Holding Configuration

 

• Configure up to 2 separate periods per day

• Each period can have independent temperature and duration settings

• Optimizes energy usage for intermittent production schedules

 

6.5 Weekly Workday Scheduling

 

1. Select the Weekly Schedule option

2. Enable or disable each day of the week individually

3. Set different schedules for weekdays vs. weekends

4. Create up to 7 unique daily schedules

 

 

 

Section 7 - Segment Dispensing Configuration

 

The segment dispensing function enables complex multi-stage adhesive application patterns.

 

7.1 Four Dispensing Modes

 

Mode 1: Single Shot

• One application cycle per trigger

• Suitable for discrete part processing

• Precise control over adhesive placement

 

Mode 2: Cycle Mode

• Repeating pattern of application

• Ideal for continuous production lines

• Configurable cycle count and duration

 

Mode 3: Continuous Mode

• Sustained adhesive flow while triggered

• For large area coverage applications

• Flow rate controlled by trigger position

 

Mode 4: Constant Spray Mode

• Maintains spray without interruption

• Used for specialized coating applications

• Requires continuous activation signal

 

7.2 Length Control vs. Time Control

 

Length Control:

• Dispense amount based on linear distance traveled

• Calculate adhesive usage per unit length

• Ideal for consistent product runs

 

Time Control:

• Fixed duration dispensing

• Volume determined by time setting

• Best for variable-length applications

 

7.3 High-Speed Compensation Adjustment

 

For high-speed production lines, apply compensation to ensure accurate adhesive placement:

 

1. Identify the production line speed

2. Enter the High-Speed Compensation menu

3. Set the conveyor speed parameter

4. Adjust compensation value incrementally

5. Test and verify adhesive placement accuracy

6. Fine-tune until optimal results achieved

 

7.4 Glue Position and Length Compensation

 

Glue Position Compensation:

• Adjusts the starting point of adhesive application

• Compensates for mechanical alignment variations

• Positive/negative offset settings available

 

Glue Length Compensation:

• Modifies total adhesive output length

• Accounts for material expansion/contraction

• Percentage-based adjustment from 50% to 150%

 

 

 

Section 8 - Maintenance and Care

 

Regular maintenance ensures optimal performance and extends equipment life.

 

8.1 Routine Cleaning Procedures

 

Daily Maintenance:

• Wipe external surfaces with clean, dry cloth

• Remove adhesive residue from work area

• Check all connections for secure fit

 

Weekly Maintenance:

• Clean glue tank interior when empty

• Inspect hoses for wear or damage

• Check gun tips for blockages

• Verify all electrical connections

 

Monthly Maintenance:

• Deep clean tank and melting system

• Inspect and clean temperature sensors

• Check pump operation and seals

• Verify calibration accuracy

 

8.2 Temperature Calibration

 

To ensure accurate temperature control:

 

1. Use a calibrated thermometer to verify actual temperature

2. Compare reading with controller display

3. If variance exceeds ±5°C, perform calibration:

◦ Access Parameter Settings menu

◦ Locate temperature calibration option

◦ Apply offset value to match reference thermometer

◦ Verify adjustment across operating range

 

8.3 Common Troubleshooting Guide

 

Problem	Possible Cause	Solution
No heating	Power issue, faulty element	Check power supply, inspect heating element
Temperature fluctuation	Sensor malfunction, calibration drift	Check sensor connections, recalibrate
Low glue output	Pump issue, clogged filters	Inspect pump, clean filters and hoses
Alarm triggered	Overtemperature, sensor fault	Check cooling, inspect sensors
Uneven dispensing	Pressure imbalance, nozzle wear	Adjust pump pressure, replace nozzle

 

 

 

Section 9 - Safety Instructions

 

The OSD-108A operates at temperatures up to 250°C. Follow all safety guidelines to prevent injury and equipment damage.

 

9.1 Maximum Temperature Warning

 

• Never exceed 250°C operating temperature

• Use appropriate personal protective equipment (PPE)

• Allow adequate cooling time before maintenance

• Never touch hot surfaces with bare skin

 

9.2 Overtemperature Protection System

 

The OSD-108A includes multiple layers of thermal protection:

 

Layer 1: Overtemperature Alarm

• Triggers when temperature exceeds safe limits

• Audible and visual warning signals

• Allows operator intervention before shutdown

 

Layer 2: Overtemperature Power-Off

• Automatically disables heating elements

• Protects against thermal runaway

• Requires manual reset after cooling

 

Layer 3: Secondary Thermal Fuse

• Backup protection independent of electronic controls

• Non-resettable safety device

• Requires service technician replacement

 

9.3 Sensor Anomaly Handling

 

Thermocouple Reverse Connection Alarm:

• Detects incorrectly wired temperature sensors

• Prevents improper operation

• Indicates fault location on display

 

Sensor Malfunction Protection:

• System monitors sensor integrity continuously

• Anomalous readings trigger protective shutdown

• Prevents false temperature readings from causing damage

 

9.4 General Safety Precautions

 

1. Personal Protective Equipment: Always wear heat-resistant gloves and safety glasses

2. Ventilation: Ensure adequate workspace ventilation

3. Fire Safety: Keep fire extinguisher accessible; hot melt adhesive is combustible

4. Electrical Safety: Disconnect power before any maintenance procedures

5. Training: Only trained personnel should operate this equipment

6. Emergency Procedures: Know the location of emergency stop buttons and power disconnect

 

 

 

Conclusion

 

This comprehensive guide covers all essential aspects of operating, configuring, and maintaining your OSD-108A Hot Melt Adhesive Machine. By following these instructions carefully and adhering to all safety protocols, you will achieve optimal performance, consistent quality, and extended equipment lifespan.

 

For technical support, warranty claims, or replacement parts, please contact Suzhou Oushida Hot Melt Adhesive Equipment Co., Ltd. Our technical team is available to assist with any questions regarding your OSD-108A system.

 

Product Quality Commitment: The OSD-108A represents our commitment to precision engineering and industrial reliability. With proper care and maintenance, this machine will deliver years of dependable service in your adhesive application operations.