V10k automatic 6. Maintenance
39
EN
6.5.19 Maintenance kit W3T167028
for Injector ¾” anti‐syphon (W3T171370), 5 years
6.6 Positioner
6.6.1 Checking the positioner motor
(only by electrical specialists)
Check the motor winding with an ohmmeter:
1 Make sure the positioner is free from
voltage
2 Remove knob and screws, lift the cover
(see also 4.5.3)
3 Pull off the terminals 4/5/6
Pos. Part No. Description Quant.
0001 W3T159655 Inlet screw 1
0002 W3T168861 o-ring d 25 x 2,5 5
0003 W3T161434 o-ring d 8 x 2 5
0004 W3T159656 Valve stem 1
0005 W3T158460 Valve seat 5
0006 W3T169066 o-ring d 12,37 x 2,62 15
0007 W3T168988 o-ring d 68 x2 10
0008 W3T161483 Diaphragm 15
0009 W3T158461 Clamping nut 1
0010 W3T165194 Spring 1
0011 W3T168914 Spring 1
0012 W3T159657 Valve stem 5
0013 W3T172921 o-ring d 10 x 4 5
0014 W3T158545 Guide pin 2
0015 W3T169065 o-ring d 6,07 x 1,78 10
0018 W3T161484 Spring d 21,3 1
0019 W3T172724 o-ring d 20,22 x 3,53 5
0020 W3T169068 o-ring d 13,94 x 2,62 10
0021 W3T169073 o-ring d 21,89 x 2,62 5
0022 W2T503995 Special grease BARRIERTA L25DL, 9 gr 1
0024 W3T173010 o-ring d 28,17 x 3,53 5
0025 W3T172725 o-ring d 32,92 x 3,53 5
0026 W3T171695 Diaphragm 5
0027 W3T171257 Injector nozzle No.140 anti-syphon 1
0028 W2T507600 Tailway 'F' 1
WARNING
To avoid personal injury by electrical energy
only authorized and qualified electrical per-
sonnel may carry out works on electrical
parts of the system.
Make sure that the system is free from vol-
tage during the time of maintenance or
repair.
Pay attention to external voltage even if the
main switch is off.
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