Basic Maintenance; How To Clean; Battery Replacement - Fluke ProcessMeter 789 Calibration Manual

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789/787B

Calibration Manual

Basic Maintenance

To prevent electrical shock or damage, never allow water inside the

case of the ProcessMeter.

If the ProcessMeter requires cleaning, wipe it down with a cloth that is lightly dampened

with water or a mild detergent.

Do not use aromatic hydrocarbons, chlorinated solvents, or methanol-

based fluids when wiping down the ProcessMeter. To avoid damaging

the case, never apply solvents to the case of the ProcessMeter.

For safe operation and maintenance, repair the Product before use if

the battery leaks.

To replace the batteries, see Figure 1:

1. Remove the test leads and turn the Meter OFF.

2. With a standard blade hand screwdriver, turn each battery door screw

3. Lift off the battery door.

4. Remove the batteries.

5. Replace with four new AA alkaline batteries.

6. Reinstall the battery door and tighten screws.

counterclockwise so that the slot is parallel with the screw picture molded into the

case.

 Warning

 Caution

 Warning

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Processmeter 787b