IBM RT PC 10 Hardware Maintenance And Service page 327

Module Puller
To remove a module, grasp the module with the module puller and gently
lift one end and then the other, to avoid bending the pins.
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Multimeter
A-4 Service Manual
Module Puller
(Part Number 9900764)
A multimeter is used to measure resistance during the safety check. Use
your normal multimeter for this check.