Installation Sheet

* WARNING - Never try to stop dripping by applying extreme force or overtightening the handle.
MALFUNCTION CAUSE REMEDY
Opening immediately to hot water.
Hot and cold water supplies have been
connected in reverse. Rotate cartridge. (See Page 3)
Water drips after shutting off the valve. Residual water in valve and piping. Allow approximately 3-8 minutes to drain.*
Incorrect setting of the mechanical stop against
the stop block causing a partially opened
cartridge. Reset the mechanical stop. (See Page 3)
O-ring seal on the inlet of the cartridge is faulty
or seat assembly is damaged.
Check the O-ring & seat for cuts or
overheating damage during installation. Replace
if necessary.
Water insufficiently hot. Adjustable handle position stop incorrectly set.
Refer to the instruction on “Setting
Temperature Limit Stop”.
Valve body too deep into wall.
The measured rough in or finished wall surface
is incorrect. Reset the valve.
Diverter will not stay on during shower.
Not enough backpressure between showerhead
and diverter valve. Flow restrictor @ shower head 2.5 GPM
No or low flow of hot or cold water.
Either the hot or cold side is not fully
pressurized.
Verify that all service stops for both the hot
and cold are fully open and pressurized.
Debris caught inside the inlet of the cartridge.
Remove the cartridge (See Page 3). If debris is
lodged in the inlet of the cartridge or check
the valve located in the cast valve body. The
debris can be removed with a straightened
paper clip or fine wire. Gently insert the wire
and move it in a circular motion to dislodge
any debris.
2001 CARNEGIE AVE, SANTA ANA CA 92705
[phone]
WWW.NEWPORTBRASS.COM
06/23/20
NWP-1-594
EN-4201
Rev E