Honeywell DS05 Manual page 5

Cleaning the Cartridge Screen
To clean the cartridge screen:
Shut off the supply valve and open a downstream
faucet to relieve the system pressure.
CAUTION
To prevent injury and/or equipment damage, loosen
locking screw and turn adjusting knob
counterclockwise
not remove screw.
Loosen locking screw and turn adjusting knob
counterclockwise
Remove the bonnet and washer using an MT06A
Service Tool.
Remove the cartridge using two screwdrivers as levers
as shown in Fig. 3.
Remove and clean the cartridge screen.
Replace the cartridge screen and make sure the O-rings
are installed properly.
Carefully clean the cartridge seat area.
Insert the cartridge. Do not scratch the sides.
Place the washer on top of the cartridge.
NOTE: The inner lip must be pointing up to avoid
damaging the diaphragm.
Replace the spring and bonnet.
Readjust the outlet pressure to the desired setting by
using the procedure described in Changing the Outlet
Pressure section.
Recalibration
If the dial knob assembly has been disassembled,
recalibration is necessary. Recalibrate as follows:
Install a good quality pressure gauge at the gauge tap
connection.
Open supply pressure and adjust spindle until gauge
shows 60 psi.
Reassemble dial ring and adjustment knob so dial
reads 60 psi.
to remove spring tension. Do
to remove spring tension.
DS05 DIAL SET PRESSURE REGULATING VALVE
1
LOOSEN THE SETPOINT DIAL LOCKING SCREW.
2
UNSTRESS THE
PRESSURE SPRING
BY TURNING COUNTER-
CLOCKWISE .
3
UNSCREW THE BONNET WITH MT06A SERVICE TOOL.
4
REMOVE CARTRIDGE USING TWO SCREWDRIVERS AS LEVERS.
5
REASSEMBLE BONNET IN REVERSE ORDER.
Fig. 3. Replacing the DS05 cartridge.
5
60
60
MT06A SERVICE TOOL
(ORDER SEPARATELY)
5
WHEN REASSEMBLING,
ENSURE O-RINGS AND
WASHER ARE PROPERLY
INSTALLED
WASHER
(LIP UP)
O-RINGS
M7313A
62-3041—2