Welch Allyn Medical Diagnostic Equipment Thermometer 690 Manual De Usuario

The following preventive maintenance is recommended to maximize uninterrupted service 
with the SureTemp

®

 Plus Model 690 and 692 Thermometers. 

Units that are in service on a regular basis should have the following preventive maintenance 
performed every six months:

1. Visually inspect the thermometer for any physical damage that might cause future product 

failure.

2. Clean the unit per instructions in the Operator’s Manual supplied with the thermometer 

and/or per the instructions below.

For units in service on a regular basis, perform the Power-On Self Test and Model 9600 or 
9600 Plus Calibration Testing procedure every 12 months. The preventive maintenance 
procedure is located in the Model 9600 or 9600 Plus Operation Manual.    

Units which are stored for an extended period should have the following maintenance 
performed every 12 months:

1. Remove the batteries before storage. 

2. Reinstall the batteries and perform the Power-On Self Test and Model 9600 or 9600 Plus 

Calibration Testing procedure found in the Model 9600 or 9600 Plus Operation Manual 
before use.

•

Wipe the thermometer regularly with a cloth dampened with warm water and a mild 
detergent solution.

•

As needed, clean the thermometer and probe with a 70% isopropyl alcohol solution, a 
10% chlorine bleach solution, or a non-staining disinfectant.

WARNING:  DO NOT immerse or soak the thermometer or probe in any type of fluid.

WARNING: DO NOT use steam, heat or gas sterilization on the thermometer or probe. 

DO NOT autoclave the thermometer or the probe.