
Preventive Maintenance Manual
138 Copyright © 2012 EVG
8.2 Bonder doesn’t reach end temperature
Bonder doesn´t reach
end temperature
t > 350°C > t
Check observation temperature in the
window "extended bond monitor"
Try again
Check cooling
pressure 6 bar
djust correct value
Insufficient cooling
Check fan´s on
underside
Move in correct
position
Correct placement
of bond tool ?
Ventilate
Check position of
thermocouple
Load bond
tool new
tmosphere or
vacuum
OK NOK
OK NOK
OK NOK
Call EV Service
Repair
and try again
Call EV Service
TM VAC
OK NOK
OK NOK
Call EV Service
Check lamp cooling
Under vacuum it takes
a long time to reach
the end temperature !
temperature below 350 °Ctemperature above 350 °C
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