Replace The Pump - Honeywell BW Ultra User Manual

Replace the Pump

1. Turn the instrument off.
2. Remove the battery:
a) Turn the instrument face down and unscrew on the
battery pack.
b) Remove the battery pack and the four screws in the
battery compartment.
3. Remove the two screws at the top of the instrument and
pull the back shell apart from the front shell.
4. Remove the pump:
a) Pull the pump out of the manifold assembly.
b) Release the pump connector retainer clip and pull the
pump connector out.
5. Install the new pump:
a) Retrieve the new pump and insert the pump
connector.
BW Ultra User Manual
b) Fold the pump wires across the bottom of the pump
motor.
c) Insert the pump into the manifold assembly.
6. Replace the back shell and install the 4 screws back into
the battery compartment (torque 4-5 in-lbs).
7. Reinstall the two screws at the top of the instrument
(torque 4-5 in-lbs).
8. To place the battery pack correctly, first engage hooks
on the bottom of the battery pack.
9. Push the battery pack into place and tighten the battery
retention screw (torque 4-5 in-lbs).
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