Roche Diagnostics
Operator’s Manual · Version 1.0 D-9
URISYS 2400 7 General maintenance actions
Exchange user-replaceable parts
a To disassemble the syringe
1 Loosen the screw of the syringe cover below the W/S syringes and remove
it.
2 Disconnect the tubing at the top of the syringe by turning the small,
colorless tube-retaining nut counterclockwise.
3 Place a dry absorbent gauze under the small, colorless tube-retaining nut
that is connected to the side of the lower blue part of the syringe and
disconnect this side-tube (some water will flow out of the side connection
of the syringe).
Do not open the syringe cover while the power switch is turned on. Otherwise your
fingers may be snagged with moving parts.
Figure D-1 Loosening top-tube retaining nut
Figure D-2 Disconnecting side tubing
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