Dräger Narkomed 2C Technical & Service Manual page 95

NM2C
4.20 DATAGRIP Assembly
The Datagrip Assembly is attached to the outboard end of the display arm and
comprises the handle and trigger switch, thumbwheel encoder, cable, and
mounting rod for the display. The remote display must be removed from the
Datagrip assembly before the assembly is removed from the display arm.
(Refer to the illustration (Figure 4-19) accompanying the remote display
replacement procedure for details on remote display removal.) Figure 4-20
illustrates the Datagrip assembly mounting arrangement.
4.20.1
CAUTION:
4.20.2
4.20.3
4.20.4
4.20.5
4.20.6
4.20.7
4.20.8
4.20.9
4.20.10 Mount the replacement Datagrip assembly to the display arm and
Rev. J
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REPLACEMENT PROCEDURES (continued)
Turn the System Power switch to STANDBY and remove AC power
from the machine.
Do not plug or unplug remote display or Datagrip with power
applied.
Disconnect the Datagrip and remote display cables from their ports
on the underside of the ventilator box.
Remove the screws holding the cable clamps along the display arm
and separate the cables from the display arm.
Remove the screws holding the cable clamps to the underside of the
bellows box and the underside of the ventilator box.
Cut the tie strap that secures the display cable to the Datagrip cable.
Loosen the display mounting clamp screws (accessible through
clearance holes in the back cover of the display).
Orient the display with its face is toward the floor, or as needed to
enable the mounting clamps to slide past the stop pins on the
mounting rod, and pull the display from the rod.
Remove the plastic cap at the end of the display arm to expose the
Datagrip assembly mounting screw.
While holding the Datagrip assembly, loosen the mounting screw
until the assembly separates from the display arm.
tighten its mounting screw. Reinstall the plastic cap to cover the
mounting screw recess.
4-61
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