D05T COMPACT DESIGN PRESSURE REGULATING VALVES
5
62-3021—03
Fig. 3. Replacing the D05T cartridge.
Cleaning the Cartridge Screen
To clean the cartridge screen:
1.
Shut off the supply valve and open a downstream faucet
to relieve the system pressure.
CAUTION
To prevent injury and/or equipment damage,
loosen locknut and turn adjusting screw
counterclockwise
to remove spring tension.
2.
Loosen locknut and turn adjusting screw counterclock-
wise
to remove spring tension.
3.
Remove the bonnet and washer using an adjustable
wrench, socket, or box-end wrench.
4.
Remove the cartridge using two screwdrivers as levers
as shown in Fig. 3.
5.
Remove and clean the cartridge screen.
6.
Replace the cartridge screen and make sure the O-rings
are installed properly.
7.
Carefully clean the cartridge seat area.
8.
Insert the cartridge. Do not scratch the sides.
9.
Place the washer on top of the cartridge.
NOTE: The inner lip must be pointing up to avoid dam-
aging the diaphragm.
10.
Replace the spring, spring cup and bonnet (see Fig. 4).
11.
Readjust the outlet pressure to the desired setting by
using the procedure described in Changing the Outlet
Pressure section.
2
REMOVE BONNET USING AN ADJUSTABLE
WRENCH, SOCKET, OR BOX END WRENCH
3
REMOVE CARTRIDGE USING TWO
SCREWDRIVERS AS LEVERS
4
ENSURE O-RINGS AND WASHER
ARE PROPERLY INSTALLED
O-RINGS
M761A
1
WASHER
(LIP UP)
LOOSEN LOCKNUT AND TURN ADJUSTING
SCREW COUNTER CLOCKWISE TO
REMOVE SPRING TENSION