Alfa Laval Unique SSV Two Step, Инструкция по эксплуатации

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5 Maintenance
Study the instructions carefully.
The items refer to the parts list and service kits section.
Step 1
Actuator for the Shut-Off valves can not be reversed as it
only is possible to operate in NC position.
TD461-743_1
Actuator for the Change-over valves can be reversed from
NC to NO and from NO to NC.
(see section 5,9)
TD461-743_1 TD461-753_1
Step 2
3135302191
Two step guiding
tool
Reversing maintable actuator operation can be done by
reversing parts inside the actuator. (see 4.5 and 4.6)
It is necessary to use a special “Two step guide tool” (see
Step 3) and a “turning tool” (Item no. 3135302191) for
mounting the guide (54).
1. Fit the “ Two step guide tool” in a vice.
2. Fit O-ring (59) in Guide (54) and by hand screw it in
cylinder (1).
3. Fit “turning tool” on top of cylinder (1) and tighten
(Torque 15 - 20 Nm).
TD 461-648_1
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