Instruction Of Installation Regulator And Ssv / Service And Repair; Damping Precautions / Flow Disc - ITRON RR16-Serie Betriebsanleitung

SERVICE AND REPAIR
All work on the regulator is to carry out only in the pressure-
free condition. The safety regulations, in particular the UVV's,
as well as the DVGW papers G 491 and G 495 are to be
considered:
» Valves on the upstream- and downstream side are to
closed.
» The pressure must be reduced by the relief valve on the
outlet side, up to zero level.
Caution!
Before disassembling the regulator,
the loading spring has to be released fully!
SERVICE AND REPAIR
Actuator unit 8"- / 12"-N
Actuator unit 8"-H
DAMPING PRECAUTIONS
Actuator unit N
1/2"-square hole
Connection part with restrictor
No. 955-164-34
Pull out the restrictor by a srew M4
12
-> 1/2"- Square hole
-> 1/2"- Square head
DAMPING UNIT 1" No. 955-182-11
SSV 033 -> Adjusting tool a/f 13 (Hexagon)
SSV 022 -> Adjusting tool a/f 13 (Hexagon)
SSV SL-IZ.. -> Adjusting tool a/f 13 (Hexagon)
SSV SID -> Adjusting tool a/f 13 (Hexagon)
955-168-12
cross slot washer
G 1/2"
G 1/4" sensing
line connection
Ø3
Actuator unit H
1/2"-Square head