Media-Mate Plus Operation Manual
25-710-800-O
2.
Temperature fluctuates more than
±
0.5
°
C with the Tank filled to at least the 20-liter mark.
Note that lower liquid levels may cause readings to fluctuate more than 0.5
°
C.
Cause
Solution
Defective Heater Assembly
Check and replace if necessary.
Defective Temperature Controller
Check and replace if necessary.
Temperature Control Program
Changed
Check program and fix.
3.
Temperature reading does not match calibrated thermometer.
Cause
Solution
Unit Not Calibrated
Perform Calibration Procedure (see
Section 6
).
Deaeration Problems
Delivered Media exceeds 95% saturation.
Cause
Solution
Improper Fill Time Setting
Reset (see
Section 7
).
Low Media Temperature
Increase to 2
°
C above Test
Temperature.
Service Procedures
Pressure or Vacuum Leak:
1.
Disconnect Fill Hose at upper hose connection and connect hose to Tank side port.
2.
Plug manifold port with hose cap fitting.
3.
Connect power cord to power source and turn on power to Air Pump at Control Panel.
4.
Apply leak test compound (p/n 91-951-025) to all accessible, sealed connections such as
vessel covers and tube fittings.
5.
Foaming compound indicates a leak.
6.
Turn power off and disconnect instrument from power source.
7.
Correct all points of leakage and retest per above Steps 1 - 6 until the System has no
leaks.
8.
Remove hose fitting cap from Fill Manifold and reconnect Fill Hose.
Section 8
Troubleshooting
31
