Amprobe LM631A User Manual - Page 9

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that the light source has remained stable.

• Avoid flexing the cable excessively at either end of the cable.

MAINTENANCE

In Case of Difficulties: In the case of improper operation of

the light meter, first review the operating instructions for possible errors

in operation. Check the condition of the batteries. The battery "

+ -

symbol appears when the voltage falls below the level where accuracy is

guaranteed. Replace the batteries immediately.

Battery Replacement

To replace the batteries ( 4 – AAA) unscrew the battery hatch screw

and remove the old batteries. Install the new batteries observing the

diagram in the battery area.

Cleaning Procedure

Gently wipe dirt from the surface of the unit with a soft cloth moistened

with a small amount of water or neutral cleanser. Do not use benzene,

alcohol, acetone, ether, paint thinner, lacquer or ketone solvents on

the units, under any circumstances as these may cause deformation or

discoloration.

Read the warranty located at the front of this manual before requesting

warranty or non-warranty repairs. For warranty repairs, any lightmeter

claimed to be defective can be returned to any Amprobe Test Tools

authorized distributor or to a Amprobe Test Tools Service Center for an

over-the-counter exchange for the same or like product. Non-warranty

repairs should be sent to a Amprobe Test Tools Service Center. Please call

Amprobe Test Tools or enquire at your point of purchase for the nearest

location and current repair rates. All light meters returned for warranty

or non-warranty repair or for calibration should be accompanied by

the following information or items: company name, customer's name,

address, telephone number, proof of purchase (warranty repairs), a