Vapro 5520 - Page 47

SECTION 4
PREVENTIVE MAINTENANCE
4.2 Removing the TC Head
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5
Using the 9/64 inch hex driver, completely
loosen (but do not remove from the TC head)
the attachment screws.
6
Grasp the top of the TC head (with the loose
attachment screws still in the head) and lift it
straight up and out of the instrument. Replace
the access cover while the TC head is out of
the instrument.
7
Remove the attachment screws from the head.
ENTER
SELECT
Power
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CAUTION!
To avoid thermocouple damage, invert the TC head
with the thermocouple facing up, before setting it down.