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Idiomas disponibles
Idiomas disponibles
Servicing and Maintenance
Internal parts can be removed, repaired, or inspected without
removing the valve from the piping.
Routine Service
1. In cold climates, open the test cocks to drain if operated
only seasonally.
2. Replace rubber goods every 5 years.
Vacuum Breaker Disassembly
1. Shut off the supply pressure and drain the valve.
2. Remove the two hood screws and the hood.
3. Place a wrench on the parallel flats of the bonnet and stem
assembly. Turn counterclockwise and remove.
4. Remove the vent assembly.
5. Press down on the spring retainer and disengage it from the
retaining lugs. Then turn 90 degrees and remove.
6. Remove the spring retainer and spring. The large diameter
of the spring is down on the guide assembly.
7. Remove the check disc holder and guide assembly.
8. Disassemble the check disc holder assembly.
9. Remove the seat (if required) by turning counterclockwise.
Vacuum Breaker Reassembly
Use the procedure above in reverse order to reassemble the
vacuum breaker with new parts from the repair kit.
Add-on/Retrofit Sensor Connection Kit for Building/Irrigation Management Systems
ORDERING CODE
ADD-ON/RETROFIT KIT
88009429
FP-BF-BMS/IMS-FZ
BMS/IMS Freeze Sensor Connection Kit
Series 800M4FR, LF800M4FR,
800M4QT, LF800M4QT
Sizes 1" to 2"
DESCRIPTION
Includes freeze sensor in mounting clip, activation module
with mounting hardware, wire nuts (2), and power adapter.
Use this kit to add an indicator of the freeze threshold for
PVB assemblies in a BMS/IMS configuration.
3
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