Removing Force Sensor And Actuator Knob Assemblies - CareFusion Alaris 8110 series Service Manual

CORRECTIVE MAINTENANCE
Syringe Module
DISASSEMBLY/REASSEMBLY (Continued)
5.2
5.2.21 Removing Force Sensor and Actuator
Knob Assemblies
NOTE: If the Force Sensor Assembly must
be replaced on a Syringe Module with version
or earlier software, the Force Sensor
7
Assembly must be replaced at the depot.
See the note at the beginning of this chapter
for more information.
1. Loosen four (
Housing to Lower Housing just far
enough to remove Upper Housing,
leaving O-Rings attached to screws.
NOTE: To avoid losing O-Rings, push
each screw upward to grab and hold its
O-Ring before removing screws from
Upper Housing.
2. Disconnect flex cable from Force Sensor
Board .
J1
3. Lift Force Sensor Board off mounting
posts.
4. Remove Actuator Knob Assembly.
5. Remove four (
Sensor Assembly to Lower Housing.
6. Remove Force Sensor Assembly.
7. Remove Force Sensor Lock Plate, Force
Sensor Plate, Force Sensor Seal and
Upper Housing.
During Reassembly:
• Ensure Silicone Tubing gasket in Upper
Housing is undamaged and is in place.
• Ensure Plunger Flag (part of Lower
Housing Assembly) and Force Sensor
Assembly plunger are seated in Force
Sensor Seal.
• Ensure Force Sensor Assembly flex
cable is tucked inside upper and lower
housings.
5A-24
Alaris Syringe Module (8110 Series)
®
Alaris PCA Module (8120 Series)
®
Technical Service Manual
) screws attaching Upper
4
) screws attaching Force
4
(see Figure )
7A-1
CAUTION
To avoid damaging Lower Housing, use
Nylok screws to install Force Sensor
Assembly.
Upper Housing
(
Silicone Tubing
)
gasket not shown
Actuator Knob
Assembly
Force Sensor
Assembly Kit
Plunger
Lower
Housing/Carriage
Assembly Kit
Force Sensor Seal
Force Sensor
Lock Plate
O-Rings (4 PL)
Force Sensor
Board Assembly
(P/O Force Sensor
Assembly Kit)
Nylok Screws
(4 PL, P/O Force
Sensor Assembly
Kit and Lower
Housing Carriage
Assembly Kit)
Wiper Assembly, Top Plate, and
Carriage Assembly are not shown.
Force Sensor Plate