Service Kit Installation Procedures
4–42 www.zoll.com 906-0731-04-01 Rev. C
Instructions
Step Action
1 Loosen by 1 full turn and do not remove the four
8-32 x 3 screws on the outer air intake. (Additional
loosening may cause the filter disk to slip out of
place)
2 Loosen and remove the two 10-32 Keps nuts and
the four 6-32 x 2 screws.
Save these screws and Keps nuts.
Remove the back case by lifting from the
ventilator.
3 Remove the two 4-40 x 1/4 screws on the dovetail
mounting bracket.
Save these screws.
Disconnect the ribbon cable on the PIM board by
simultaneously applying pressure on the two
ejector latches.
4 Flip the ventilator over and remove the front case
assembly by lifting it straight up away from the
ventilator module.
5 Remove the battery compartment cover by
unscrewing the four 6-32 x 5/16 screws.
Save these screws.
6 Remove the battery by unscrewing the four 6-32 x
2 1/4 screws and detaching the plug from its
locking latch.
Save these screws.
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