DIGISYSTEM RM-501 User manual

DIGISYSTEM LABORATORY INSTRUMENTS INC. www.digisystemlab.com REV.1-2019
INSTRUCTION MANUAL FOR ROLLER MIXER
Warnings:
* Do not remove the mixer during operation.
* Place the mixer securely away from the edge of bench to avoid the mixer falling off the bench top.
* Do not disassemble the mixer by yourself. In the event of a malfunction, the mixer should be repaired by a
qualified technician. Before repairing, turn off the power.
Steps:
1. Place the mixer on a flat and stable bench top. Connect cable with power socket and a properly
grounded outlet which corresponds with the electrical requirements on the label back on machine.
2. Put the specimen into a container and tight closed , and then place the container between ‘Rollers’.
3. Place ‘ON/OFF Switch’at ‘ON’position, and then the power indicator is illuminated. Then the machine
starts rolling.
4. Containers can be loaded and unloaded during the machine rolling.
Maintenance and care:
Keep the machine clean all the time, so no routine maintenance is required. Cleaning can be done with a
damp cloth. Avoid the use of solvents as they may damage the machine housing.
Circuit Diagram
Power indicator
Rollers
ON/OFF Switch
Power socket

DIGISYSTEM LABORATORY INSTRUMENTS INC. www.digisystemlab.com REV.1-2019
Troubleshooting Guide
Caution: Always disconnect the power cord before troubleshooting.
Trouble
Cause
Remedy
Instrument inoperative
Power cord not connected to outlet.
Pluginthepowercord.
Dead power output.
Changeto different output.
Fuse blown.
Changeanew fuse.
Defective electronic component.
Contactyourdistributorforrepair.
Rollers doesn’t rotate
Switch is at “OFF”position.
Place theswitchat“ON”position.
PC board is broken.
Contactyourdistributorforrepair.
Motor is broken.
Contactyourdistributorforrepair.
Switch is broken.
Contactyourdistributorforrepair.
Drive pully oiled on the rubber ring.
Contractyourdistributorforcleaningupthe oil.
Rubber ring is broken.
Contactyourdistributorforrepair.
Plastic fixer for driven pulley is broken.
Contactyourdistributorforrepair.
Plastic gear is broken.
Contactyourdistributorforrepair.
The motor, plastic gears, and rollers don’t joint
well.
Contactyourdistributorforrepair.