CME NIKI V4, Руководство по обслуживанию, Страница: 51 / 54

NIKI V4 Operator’s Manual 51
* Caution
:
The device is sensitive to electrostatic discharge damage (ESD).
Always wear a grounded wrist strap when performing maintenance
on the device to prevent damage to components.
, Warning:
Separation of Front and Rear Housing
1. Turn the device OFF and place it face down on an antistatic mat or work surface.
Be careful not to lay the device face down on components (such as screws)
which could damage the front panel.
2. Remove the 4 mounting screws which secure the rear housing to the front
housing.
3. Stand the device and separate the front and rear housing (like opening a book).
4. While the device is open, disconnect connector JP1 and unscrew ground
connection on the pumping block, for full separation of the front and rear housing.
5. Now the front and rear housing completely separated.
Reassemble the housing in the following order:
6. Reconnect connectors JP1.
7. Plug power cord into an AC outlet and check that the Charging Led is lit. If not
check for proper connection of connector JP1 or AC cable.
8. Switch pump ON and check that the self test is performed correctly.
9. Make sure the front and rear housing surfaces are flush before tightening.
Replace 4 mounting screws (Fig.2) and tighten them to 9 kg-cm (8 in lbs) with a
toque screwdriver.
Replacement of Pump's Door
1. Remove the pump's door label (NIKI V4 – Volumetric Infusion Pump).
2. Open the security screws.
3. Open the door completely.
4. With a thin screwdriver, push the 2 pins to the center.
5. Reassemble the pump's door in reverse order.
Replacement of Pump Assembly
1. Remove the pump's door cover (NIKI V4 – Volumetric Infusion Pump).
2. Remove the safety screws (S11 and S12) in the middle of the door while the door
is closed.
)
NOTE Do not open the door when S11 or S12 are half screwed as since the
front housing may be damaged.
3. Open the pump door and remove the two shafts P1 and P2 which are connecting
the door to the pump assembly. To remove the shafts use a thin screwdriver.
4. Remove flow direction label.
5. Remove S4, S5, S6, S7, Those 4 screws connect the pump assembly to the front
part of the pump.
Always make sure the device is unplugged and that the pump is
turned OFF before disassembling. Failure to do so can result in
personal injury and / or damage to the device.