PROBLEM
CAUSE
SOLUTION
No water dispensing
from faucet.
Faucet is shutting
off to quickly
Faucet is running
too long.
Faucet will not
shut off.
Open supply stops.
Remove aerator to clean and/or replace.
Remove handle using 3/32” Allen wrench. Rotate timing
nut down (CW) to lengthen handle stroke and increase
cycle time.
Replace metering cartridge G67874 per Installation and
Maintenance guide.
Replace metering cartridge G67874 per Installation and
Maintenance guide.
Remove handle using 3/32” Allen wrench. Rotate timing
nut up (CCW) to shorten handle stroke and decrease
cycle time.
Install 1.0 GPM or 0.5 GPM aerartor. Cycle time may be
too long with aerator’s > 1.0 GPM
Replace metering cartridge G67874 per Installation and
Maintenance guide.
Install 1.0 GPM or 0.5 GPM aerator. Facuet may not shut
off with aerator’s > 1.0 GPM.
Tighten handle nut using 1-1/8” hex 6 point socket to
create seal and seat metering cartridge. Do not over
tighten.
Remove handle using 3/32” Allen wrench. Rotate timing
nut up (CCW) to shorten handle stroke and decrease
cycle time.
Replace metering cartridge G67874 per Installation and
Maintenance guide.
Supply stops not open.
Aerator contaminated.
Timing nut requires
adjustment.
Damaged Schrader valve
stem in center of
metering cartridge.
Metering cartridge is overly
contaminated or damaged.
Timing nut requires
adjustment.
Aerator is not installed or
incorrect aerator installed.
Metering cartridge is overly
contaminated or damaged.
Aerator is not installed
or incorrect aerator
installed.
Handle nut is not
adequately tightened
Timing nut requires
adjustment.
Metering cartridge is
overly contaminated or
damaged.
METERING FAUCET TROUBLE SHOOTING GUIDE
PAGE
4
OF 4
ZURN.COM.AU
INST2018_Z-80300 Rev. 11/18
