Thermo Scientific MaxQ 2000, Operating Manual

Page: 26 / 34

Section 6
Troubleshooting
MaxQ 2000 Shaker 6-1 Thermo Scientific
Problem Possible Causes Solutions
Shaker doesn't operate
Check if power cord is plugged in Plug in
Check if power supply matches requirements on data label
Locate the power supply that
matches unit requirements
E-Class, Check fuse Replace fuse
E-Class, check for flashing lights on control panel
Press any switch on control
panel
E-Class, check if elapsed timer is flashing Reset timer
A-Class, check if timer is in "off" position
Set timer for continuous or
timed operation
A-Class, check if power switch is functioning Replace if defective
Platform doesn't rotate
or has erratic speed
Check for power to motor Replace motor if defective
Check drive belt
Replace if worn, broken or
slipped off pulley
A-Class, check for power to speed control Replace if defective