Hillrom Welch Allyn Connex ProBP 3400, Service Manual, Page: 39 / 64

4. Lift the pump and manifold assembly free of the inner chassis.
5. If you are replacing the pump or manifold assembly, disconnect the pump from the manifold
assembly.
6. If you are replacing the manifold assembly or inner chassis, remove the dump valve cable from
the wire clip on the inner chassis and detach the dump valve from the inner chassis.
NOTE Removal of the dump valve from the inner chassis is not
recommended unless one of these parts is being replaced.
When replacing the manifold assembly or inner chassis
• After removing the dump valve from the inner chassis, ensure that the adhesive pad is fully
removed and that no adhesive residue remains on any items that will be installed in the
device.
• Use a new adhesive pad to install the dump valve onto the inner chassis.
Remove the battery contact harness
Before you begin, remove the following as described in this manual:
•
Battery
• Rear housing
• Front housing and side panels
• Circuit board assembly
• Pump and manifold assembly
1. Remove the battery contact harness from the wire clips on the underside of the inner chassis.
2. Flex each battery contact away from the inner chassis wall, and slide the battery contact off of
the inner chassis.
Reassembly notes
• Ensure that the polarity of the battery contact matches the symbol on the inner chassis. (The
contact on the black wire is negative; the other contact is positive.)
• Slide the black wire into the routing slot.
Service Manual Disassembly and repair 35