Appendix C
Maintaining the MicroTymp2 Equipment
The MicroTymp2 Battery
The MicroTymp2 rechargeable nickel-cadmium battery is intended for many
charge/discharge cycles and is warranted for two years. The warranty
expiration date is imprinted on the battery.
BATTERY REPLACEMENT: Replace with Welch Allyn model
#72900 battery only.
NOTE: This instrument contains components which are static
sensitive. Before touching any internal handle component, be
sure that you have discharged any static electricity by touching
a grounded metal object.
NOTE: Disassembly of the MicroTymp2 beyond the extent
described in this manual will void the warranty. Refer all
servicing to Welch Allyn or a Welch Allyn Authorized
Service Representative listed on page E-55.
Replace the battery by following these steps:
1. Allow the MicroTymp2 Handle to turn off.
2. Unscrew the battery cover in a counterclockwise direction using the
#0 Phillips head screwdriver provided. See Figure 35. Save the screw.
Figure 35
C-43
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Appendix C