4DP360 Rev0
(4D35 Service Manual)
Page 2 of 2
The following instructions refer to 4D3
cryoscopes without a suffix:
a. Remove the seven screws from the
deck and remove the deck.
b. Disconnect the hose from the pump
mechanism.
c. Remove the wingnut that secures the
two brackets to the chassis, and then
remove the brackets.
5. Unplug the thermoelectric connector and
the block probe from the main control
board.
6. Lift out the cooling assembly.
7. Unplug the fan connection (E) and
remove the four nuts and washers from
the fan (F).
8. Replace the old fan with the new one and
reassemble the instrument by reversing
steps 1-7.
A
B
D
C
E
F
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