Weinmann OXYWAY Fix I Service Manual page 200

Repairs to OXYWAY Fine I
251
252/253
200 EN OXYWAY
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11.Fit the pressure gauge cap as protection against impact and
12.Fit the O-ring 272 in the connecting bolt 271
16.26 Replacing the flow indicator
Required tools • Counter tool with fastening handle 400
• Watchmaker's screwdriver 409
• Vise
• Torque wrench 23 Nm ± 1 Nm
• Torque wrench 28 Nm ± 2 Nm
• Open-end wrench A/F 14
16.26.1 Removing the flow indicator
Requirements • The O-ring 272 has been removed from the connecting bolt 271
• The pressure gauge cap as protection against impact and
1. Clamp the bottom part of the counter tool 400 in the vise.
2. Put the top part of the counter tool 400 onto the bottom part of the
3. Screw the hand-screwed connection 273 of the pressure reducer
4. Tightly screw the hand-screwed connection 273 onto the top part
5. Use the open-end wrench to loosen the flow indicator 251 and
6. Use the watchmaker's screwdriver 409 to carefully remove the
Forward
falling 254 (see "16.7.2 Fitting the pressure gauge cap as
protection against impact and falling", page
(see "16.8.2 Fitting the O-ring in the connecting bolt", page
(see "16.8.1 Removing the O-ring from the connecting bolt",
page 179).
falling 254 has been removed
gauge cap as protection against impact and falling", page
counter tool 400.
onto the bottom part of the counter tool 400 by hand.
of the counter tool 400.
then remove it.
two sealing disks 252 and 253 from the threaded hole of the flow
indicator 251.
When doing so, note:
• The sealing surface in the housing must not be damaged.
• Ensure that no particles of dust get into the pressure reducer.
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179).
(see "16.7.1 Removing the pressure
Next page
180).
179).