Troubleshooting; Error Messages; Cleaning The Tester - agratronix MT-PRO+ Operator's Manual

Moisture meter for grain

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Operator's manual (56 pages)

Table Of Contents

Table of Contents

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SYMPTOM A: Unit does not power up or loses power

occasionally (or backlighting does not operate.)

SOLUTION 1: Press ON-OFF button for shorter time. Do

NOT hold button down.

SOLUTION 2: Check batteries for 0% or higher. Replace

as necessary.

SOLUTION 3: Battery contacts may be making poor con-

tact. Remove batteries and pull metal contacts (A) up from

bottom of compartment and above height of plastic knob

using needle-nose pliers.

SYMPTOM B: Unit is inaccurate.

SOLUTION 1: Temperature of the grain and unit may be more than 11˚C different.

SOLUTION 2: If grain is at an extreme temperature, let grain settle to reach room

temperature. Retest grain.

SOLUTION 3: Grain and/or test cell may have developed surface moisture from rapid

change in temperature of the grain sample. Allow grain and tester to stabi-lize near

room temperature. Inspect for visible moisture on grain and inside test cell. Dry the test

cell with a soft cloth or a blow dryer if necessary. Retest grain.

SOLUTION 4: If the tester displays SYSTEM BATTERY LOW, the test results may be

inaccurate. Replace battery.

SOLUTION 5: Unit may need to be re-calibrated by factory.

SYMPTOM C: Unit reads MOISTURE BELOW LIMIT or MOISTURE ABOVE LIMIT.

SOLUTION 1: Grain may be too wet or dry to test.

SYMPTOM D: Unit reads ERROR (---).

SOLUTION 1: Electronic failure. Return to your Dealer for repair or replacement or

contact manufacturer.

ERROR MESSAGES

Symbol

ERROR (---)

NOTE: Contact manufacturer if an ERROR message occurs.

CLEANING THE TESTER

Remove cap and wipe out inside of the tester with a dry paper towel.

NOTE: Grain may become lodged in threads of cap and should be removed with a

small blade screwdriver.

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