Wilo -EMU TR 50-2 Serie Notice De Montage Et De Mise En Service page 325

9.6.6 Replacing the handle grip
5
4
3
Fig. 16: Replacing the frame
Installation and operating instructions Wilo-EMU TR/TRE 50-2 ... 120-1
Maintenance and repair
stationary ring is tilted or installed at an angle when it is pushed in, the station-
ary ring will fracture. The mechanical seal can then no longer be used!
7. Installing the packing sleeve: Coat the packing sleeve mating surface using Loctite
262 or 2701. Press on the packing sleeve in position using a rubber mallet.
8. Install a new mechanical seal spring on the shaft.
9. Mount the propeller.
▶ Mechanical seal is replaced. Top up oil in the pre-chamber.
1 1x Frame fixation material: Hexagon head screw, 2x washers, hexagon nut
6
2 Frame
1
3 2x mixer fixation material: Hexagon head screw, washer
4 Handle grip
5 Shackle
6 Cable bracket fixation: Washer, hexagon nut
‡
Mixer set down on a firm surface and secured.
‡
Tools are ready for use.
1. Disassembling cable brackets:
- Undo and unscrew the hexagon nut.
2
- Pull off the washer from the hexagon head screw.
2. Undoing the handle grip fixation on the frame:
- Undo and unscrew the hexagon nut.
- Pull off the washer from the hexagon head screw.
- Pull out the hexagon head screw.
3. Undoing the handle grip handle fixation on the mixer: Undo and unscrew the
hexagon head screws.
4. Remove the handle grip.
5. Place a new handle grip and secure it to the frame using the fixation:
- Position the washer on the hexagon head screw.
- Insert the hexagon head screw through the frame and handle grip.
- Position the washer and screw on the hexagon nut.
NOTICE! Only slightly tighten the fixation! Do not fully tighten the handle grip!
6. Securing the handle grip on the mixer:
- Position the washer on the hexagon head screw.
- Coat the hexagon head screw with thread-locking fluid.
- Screw in the hexagon head screw and fully tighten it. Max. tightening torque: see
appendix.
7. Compare the drilling pattern of both handle grip struts with the drilling pattern of
the old handle grip. If necessary, adapt the drilling pattern of the new handle grip.
8. Securing the handle grip on the frame:
- Undo the hexagon nut.
- Coat the hexagon head screw with thread-locking fluid.
- Fully tighten the hexagon nut. Max. tightening torque: see appendix.
9. Installing cable brackets:
- Insert cable bracket into handle grip. NOTICE! The cable must be routed in a
small arc. Do not route the cable under tension!
- Position the washers on the hexagon head screws.
- Screw on and fully tighten the hexagon nut. Max. tightening torque: see ap-
pendix.
10.Check the shackle position!
Attach the lifting equipment to shackles. The mixer must remain horizontal during
lifting. Move shackles if the mixer tilts.
▶ Handle grip changed.
en
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