Great Plains Industries 03 Bedienungsanleitung Seite 5

batteries are installed correctly, the com-
puter powers on automatically. Make sure
the O-ring is fully seated. Put the computer
assembly back on the turbine and secure
with the corner screws.
TROUBLESHOOTING
A. METER IS NOT ACCURATE.
1. Field Calibration not performed
properly. Field calibrate again or
select Factory Calibration. See Op-
erations and Calibration instructions.
2. Factory Calibration not suitable
for liquid being measured. Perform
a Field Calibration according to Cali-
bration instructions.
3. Meter operated below minimum
flowrate. Increase flowrate.
4. Meter partially clogged with dried
liquid. Remove meter. Clean care-
fully. See Maintenance section.
5. Meter bearings partially clogged
with dried liquid. Remove meter.
Clean carefully. See Maintenance
section.
6. Teflon tape or other material wrap-
ped around rotor. Remove meter.
Clear material from rotor. Make sure
rotor spins freely.
7. Installed too close to fittings. In-
stall correctly. See Installation in-
structions.
8. Installed too close to motors or
electrically "noisy" environment.
Install correctly. See Installation in-
structions.
B. READOUT FADED OR BLANK.
1. Batteries weak, dead, or not con-
nected. Remove computer and re-
place batteries. See Maintenance
section.
2. Computer defective. Contact local
dealer or distributor.
C. NORMAL FLOWRATE BUT METER
DOES NOT COUNT. (Meter comes on
when DISPLAY ("DISPLAY") button is
pushed.)
1. Field Calibration not performed
correctly. Field Calibrate again or
select Factory Calibration. See Op-
erations or Calibration sections.
2. Rotor stuck or damaged. Remove
meter. See Maintenance section. If
rotor cannot be loosened, contact
your local dealer or distributor.
3. Teflon tape or other material wrap-
ped around rotor. Remove meter.
Clear material from rotor. Make sure
rotor spins freely.
4. Computer defective. Contact your
local dealer or distributor.
D. REDUCED FLOWRATE AND METER
DOES NOT COUNT (Meter comes on
when DISPLAY ("DISPLAY") button is
pushed.)
1. Meter clogged with dried liquids.
Remove meter. Clean carefully. See
Maintenance section. Make sure ro-
tor spins freely.
E. CANNOT GET METER INTO FIELD
CALIBRATION.
1. Factory Calibration PRESET
("PRESET") curve active. See Cali-
bration instructions.
2. Computer circuit board defective.
Replace computer. Contact your lo-
cal dealer or distributor.
F. METER CONNECTIONS LEAK.
1. Meter installed without thread
sealant. Remove meter. Seal threads.
See Installation instructions.
2. Connecting threads damaged.
Remove meter. Inspect threads. Re-
place damaged connections. If
meter threads are damaged, contact
your local dealer or distributor.
3. Meter housing cracked. Inspect
housing for cracks. If present, con-
tact your local dealer or distributor.
SERVICE
All GPI meters are covered by a limited one
year warranty. For warranty, parts, or other
service information, please contact your
local dealer or distributor.
GPI is a registered trademark of Great Plains Industries,
Inc. U.S. Patent 4,856,348; 4,700,579; 5,046,370; D
302,396; D 309,272; D 309,188. Canadian Patent
1,223,464.
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