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5.0 TROUBLESHOOTING
Low
High
Readings
Readings
X
X
Testing procedure errors
X
X
Incorrect sample weights
X
X
Errors in corrected values
X
Insufficient agitation
X
Insufficient quantity of reagent
X
Ineffective reagent
X
Premature contact between reagent
and specimen
X
Insufficient sample preparation
X
Inadequate pressure seal
X
X
Defective gauge
X
Low temperature
X
High temperature
X
Moisture inside vessel prior to testing
X
X
Gauge reading error
X
Residue from previous tests
6.0 ACCESSORIES
GILSON AQUA-CHECK ACCESSORIES
Description
Calcium Carbide Reagent, 10lb can¹
Aqua-Check 0–20% Pressure Gauge
Electronic Balance, 220x0.1g
1.25in (32mm) Steel Balls, pkg. 2
Long-Handle Reagent Scoop
Large, Coarse-Bristle Brush
Small, Fine-Bristle Brush
Sample Cup
Heavy-Duty Waterproof Plastic Case
¹ Due to shipping restrictions, reagent is sold separately in 10lb (4.5kg) cans.
Material from these larger cans can be used to replenish smaller containers for
field use.
Gilson Aqua-Check Moisture Tester, MA-26X
GILSON AQUA-CHECK TROUBLESHOOTING
Possible Cause
For help with operation or technical issues,
Email: techsupport@gilsonco.com or Call: 800.444.1508
Review instructions and procedures.
Check balance operation and re-zero.
Change in material type. Repeat correlation procedure with new material.
Some cohesive materials may require 3 minutes or more. Use Steel Pulverizing Balls.
Add an additional scoop of reagent.
Replace with fresh MAA-44 Reagent.
Ensure vessel is held horizontal when mating with cap.
Break cohesive material into finer sizes and use Pulverizing Balls.
Check and clean chamber cap gasket. Inspect Vessel, cap, and stirrup for damage
or cracks. Replace gasket if necessary.
Gauge needle should rest at zero and move smoothly. Replace if defective.
Run two or three test cycles to warm up Vessel.
Allow Vessel to cool off.
Insure Vessel and cap are completely dry before testing.
Hold vessel horizontally at eye level when reading gauge.
Use included Coarse-Bristle Brush to clean vessel thoroughly between tests.
Model
MAA-44
MAA-45
OB-205
MAA-47
MAA-48
MAA-51
MAA-50
MAA-52
MAA-46
Solution
MAA-47
MAA-48
9
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