Sorvall RT/T6000D - 5-16. Temperature Control P.C. Board Replacement

SORVALL®
Centrifuges
Repair
&
Replacement
NOTE
Apply
thermal
compound between
the
three transistors and
the heatsink
assembly during
P. C.
board
reinstallation.
5-14.
Display
P.C.
Board
Replacement
(PNs 83048,
83088,
&
83039;
RT/T6000D
&
RT/
T6000B.
SN 9101800
&
Above)
1.
Unplug
the
centrifuge
power cord.
2.
Lower
the front
panel
(paragraph
5-32)
and locate
the
Display
Printed Circuit
Board
(the smaller
board).
3.
Disconnect
the
connector
from
the
printed
circuit
board.
4.
Remove
the
four mounting screws
that
secure
the
Display
Printed Circuit
Board in
place
and
remove
the
board.
5.
To
replace
the
board,
reverse
steps
2
through
4.
5-15.
LED
Display
Replacement
(RT6000D
& T6000D
Only)
1.
Unplug
the
centrifuge
power
cord.
2.
Lower
the
front
panel
(paragraph
5-32)
and locate
the
Display
Printed Circuit Board
(the smaller
board).
3.
Remove
the
display
from
the
Display
Printed Circuit
Board.
4.
Install the
replacement
display on
the
board.
5.
Raise
the front
panel.
5-16.
Temperature
Control
P.C.
Board
Replacement
(PNs
07841 & PN
07530; RT6000B.
SNs
Below
9101800)
1.
Unplug
the
centrifuge
power cord.
2. Open
the front
panel (paragraph 5-32),
and
locate
the
Temperature
Control
P.C.
Board
(the
smaller board). (See
the NOTE
on
the
following
page.)
5-9