Test Mode - Uni-ram URS1600 Series User Manual

MANUAL - SOLVENT RECYCLERS - URS1600 SERIES, URS2000 SERIES & RI 80 Rev 2019-05
PROBLEM
Solvent vapor leaks from the Lid
Gasket
Sections on Bag are brown and
thin due to High Temperature
The computer appears to be
operating erratically.
Residue (puck) in Tank is too
wet.

TEST MODE

Use this mode as part of your troubleshooting procedures.
1. Make sure Display Panel shows "READY SP = XXX °C".
2. Press and hold the OK key while pressing the "–" key for about 3 seconds or until the display shows
the Model No. and software version followed by "TEST MODE". The testing cycle will begin.
TESTING CYCLE
• The Display shows "TC#1 = XXX °C, TC#2 = XXX°C".
• Press "OK" to proceed to the next step.
• The Display shows "FAN ON" for 5 seconds while the Cooling Fan runs.
• The Display changes to "DO NOT TOUCH KEYS" for 5 seconds while a key check is performed.
• If the keys are ok, the Display shows "NO KEY STUCK" for 5 seconds.
• The Display changes to "HEATER TEST ON" for 10 minutes or until the computer detects a 3°C in-
crease in temperature at TC#1, then the Display should change to "HEATER TEST OK".
3. If the display does not show "HEATER TEST OK", there is a problem in the heater circuit such as a
defective Heater TRIAC, Heater Element or Fuse.
4. Press "STOP" to end the test. The Display will return to "READY SP = XXX °C.
CAUSE
1) The Lid Gasket has
excessive wear as
indicated by cracks,
shrinkage, hardness
etc
2) The Solvent fl ow
path is blocked.
3) Lid Tension is not
adequate
3) The Lid is not
seated correctly.
4) The temperature
SET-PT is too high, re-
sulting in excessively
high solvent vapour
pressure
1) Use of inferior low
temperature bag.
2) The temperature
SET-PT is too high.
The computer may
require re-booting.
1) BAKE TIME is not
long enough.
2) Residue cannot be
dried completely due
to its composition.
13
ACTION STEPS
1) Replace the Lid Gasket (See Operating
Procedure 11).
2) Follow Service Procedure 2.
3) Follow Service Procedure 4.
3) Follow Service Procedure 5.
4) Run SETUP, reduce the Temperature
Set Point and repeat the recycling opera-
tion. If successful, continue to recycle using
the lower Temperature Set Point. If not,
reduce the POWER %.
1) Use new genuine Uni-ram high tempera-
ture Liner Bag and recycle.
2) Run SETUP, reduce the Temperature
Set Point and repeat the recycling opera-
tion. If successful, continue to recycle using
the lower Temperature Set Point.
Disconnect the power supply for 30 sec-
onds. Restore power and operate unit.
1) Run SETUP and increase the BAKE
TIME.
2) None.