Welch Allyn SureTemp 670 - Battery Removal and Replacement

Technical Manual
SureTemp
®
Model 670/SureTemp 4
®
Model 675 11
This type of sterilization may cause some hazing of glossy plastic surfaces and should be used only when
absolutely necessary.
1. Ensure that the probe is removed from its storage channel and disconnected from the instrument.
2. Remove any probe covers from the probe and from the probe cover storage well.
3. Remove the batteries following the instructions in the
Battery Removal and Replacement
section
below.
WARNING: Leaving batteries in the thermometer during the sterilization procedure may present an
explosion hazard.
4. Wrap the thermometer in a standard sterilization type packaging such as the Baxter Tower Dualpeel
Sterilization Pouch.
5. ETO gas sterilize at a temperature not to exceed 48.9
°
C (120
°
F) and aerate.
6. Remove the sterilization packaging.
7. Before installing the batteries and probe, allow the probe and instrument to stabilize to room temperature
for
at least one hour.
8. Reinstall the batteries following the
Battery Removal and Replacement
section, and verify a successful
self test.
9. Install the probe connector and insert the probe into the storage channel which will start the probe
initialization process.
10. Verify proper calibration of the thermometer and probe using the Welch Allyn Model 9600 Calibration
Tester.
Battery Removal and Replacement
1. Using a flat surface, lay the thermometer on its front case.
2. Remove the
BATTERY ACCESS
screw from the thermometer back case using a Phillips screwdriver.
3. Remove the battery door from the thermometer by sliding it out.
4. Remove the batteries.
5. Press either the Backlight/Recall switch or the Timer switch for approximately ten seconds to discharge
the electronics.
6. Install 3 new “AA” batteries according to the battery polarities marked inside the battery compartment.
Verify that the thermometer completes self-test, then goes blank.
CAUTION: Incorrect battery polarity
may result in damage to the thermometer.
7. Reinstall the battery door.
8. Reinstall and tighten the
BATTERY ACCESS
screw.