Welch Allyn Propaq Encore, Service Manual, Page: 59 / 130

Service Manual Repair Procedures 55
7. Remove the dual battery pack from the expansion module.
8. Store the battery in a safe place while disassembling the monitor and expansion
module.
Removing the Dual Battery in SpO
2
Module
The steps for removing the battery pack from the SpO
2
module are identical to those in
removing the battery from the expansion module, except you remove all screws on the
rear panel. The monitor is secured to the SpO
2
module with four screws; each screw has
two washers.
1. Using a Phillips screwdriver, remove the four screws from the SpO
2
module rear
panel.
2. Slide the monitor forward until you can disconnect the battery pack cable from the
monitor's power cable.
3. Slide the monitor forward until it can be completely separated from the SpO
2
module.
4. Remove the dual battery pack.
5. Store the battery in a safe place while disassembling the monitor and SpO
2
module.
When attaching the SpO
2
module, verify that the continuous O-ring gasket is in place.
Opening the Monitor
Follow these steps to open the monitor casing and gain access to the three removable
monitor boards.
1. Remove the battery pack ( “Replacing the Battery Pack” on page 52).
2. Using a Phillips screwdriver, remove the six screws securing the handle and monitor
casing.