Troubleshooting - AgraTronix MT-PRO Manual De Instrucciones

Troubleshooting

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 contact. Remove batteries and pull metal
contacts up from bottom of compartment and
above height of plastic knob using needle-nose
pliers. See illustration below.
SyMPTOM B: Unit is inaccurate.
SOLuTION 1: Temperature of the grain and unit
may be more than 20˚F (11˚C) different. Follow
preheat procedure (See page 05-3).
SOLuTION 2: If grain is at an extreme tempera-
ture, 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 stabilize 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. (See page 05-4).
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. Return tester
to your AgraTronix dealer for repair or replacement or call AgraTronix
customer service at 1-800-821-9542.
SyMPTOM C: Unit reads MOISTURE BELOW LIMIT or MOISTURE
ABOVE LIMIT.
SOLuTION 1: Grain may be too wet or dry to test. Check moisture limit
guidelines on page 05-2 of Operating Instructions. NOTE: Limits shown
on page 05-2 are only guidelines.
SyMPTOM d: Unit reads ERROR (---).
SOLuTION 1: Electronic failure. Return tester to your AgraTronix
dealer for repair or replacement or call AgraTronix customer service
at 1-800-821-9542.
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