Thermo Scientific HistoStar, Operator'S Manual

Page: 86 / 128

HistoStar Operator Guide A81010100 Issue 2
78
Wax Tank and Dispense
Problem Possible Cause Remedy
Wax will not dispense Insufficient level of wax
in wax tank
Add wax to wax tank
Wax has not yet melted Allow time for wax to melt
Ensure temperature setting is high enough to melt the wax
being used
Compare the set point temperature to the actual temperature -
if the set point temperature is not achieved after a suitable
length of time:
•
Switch off the embedding module
•
Wait for 20 minutes and then switch the embedding
module back on
If problem persists call Thermo Fisher Scientific Service
Department
Wax dispense flow
control is closed Open the flow control by turning the knob counter-clockwise
Instrument
malfunction Switch the embedding module off for 30 seconds and then
back on again to reset the control system
Perform Heater System Check
Call Thermo Fisher Scientific Service Department
Wax will not dispense
when using footswitch Disconnected or poorly
fitted air tube Check that air tube is fully inserted into footswitch connector
port - see Connections
Ruptured tubing or
footswitch bellows Replace footswitch
Erratic temperature
control Instrument
malfunction Switch the embedding module off for 30 seconds and then
back on again to reset the control system
Compare the set point temperature to the actual temperature -
if the set point temperature is not achieved after a suitable
length of time:
•
Switch off the embedding module
• Wait for 20 minutes and then switch the embedding
module back on
If problem persists call Thermo Fisher Scientific Service
Department