S825/1
TROUBLESHOOTING
Fault
Cause
Remedy
Fluid will not flow
through meter
a) Foreign matter blocking
rotors
b) Line strainer blocked
c) Damaged rotors
d) Meter connections over
tightened
e) Fluid is too viscous
Dismantle meter and clean
rotors
Clean strainer
Replace rotors
Re-adjust connections
See specifications for
maximum viscosity
Reduced flow
through meter
a) Strainer is partially blocked
b) Fluid is too viscous
Clean strainer
See specifications for
maximum viscosity
Meter reading
inaccurate
a) Fluid rate is too high or too
low
b) Fluid is too viscous
c) Excess wear caused by
incorrect installation
See specifications for
minimum and maximum
flow rates
Bleed air from system
Check meter body and
rotors. Replace as
required. Refer to
installation instructions.
Fluid flows but no
reading on meter
a) Bevel gear is loose on
shaft
b) Rotor drive gear is
damaged
c) Transmission gears
damaged
d) Register gears damaged
Tighten grub screws
Replace rotors
Replace gears
Replace register assembly
Fluid leaks into
register
a) Cover plate seal worn or
damaged
Replace seal (check seal
compatibility with fluid)
