Dover MOUVEX AS125 Руководство по эксплуатации - Страница 11
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4. MAINTENANCE OPERATIONS (continued)
4.2 Re-assembling and disassembling the
wheel
Disassembly and reassembly of the wheel 3 are required
when :
• Replacing the shaft seal 26.
• Performing a complete overhaul.
• Disassembling or replacing the bearing box or the
reduction gear.
For disassemble the wheel 3, the pump hose must be
removed (see § REPLACING THE HOSE).
4.2.1 DISASSEMBLING THE WHEEL
1. Loosen screws 62 in the hub supporting the wheel 3
and remove the washers 110.
2. Remove the wheel 3 by sliding it on the shaft.
WARNING
BE CAREFUL WITH THE WEIGHT OF
THE PARTS WHEN THEY ARE BEING
REMOVED.
The weight ot the parts can
be dangerous and may
provoke bodily injuries or
material damages.
4.2.2 ASSEMBLING THE WHEEL
1. Check the shaft seals 26 and change them if necessary
(see § MAINTENANCE).
2. Assemble the shaft seals 26, their springs must be
seen inside the pump body 1.
3. Check the reduction gear shaft or the bearing box key
109 and change it if necessary.
4. Check that the shoes have no dents or deep scratches
that may quickly dereriorate the hose (see § REPLA-
CING THE SHOES).
5. Place screw 62 into washer 110 and screw the assem-
bly in the tapped hole of the shaft.
NT 1101-P00 08.10 AS125 e
4.3 Replacing the shoes
To replace the shoes 5, the pump hose must be disas-
sembled (see § REPLACING THE HOSE).
4.3.1 DISASSEMBLING THE SHOES
1. Partially untighten screws 28.
2. Remove the shims 4 from the shoe 5.
Some shims cannot be removed by sliding them
towards the outside. These special shims are installed
by the manufacturer and must be kept for reassembly.
These shims can be recognized as they have 2 holes
and have no notch like the other shims.
3. Completly loosen screws 28 and remove washers 29.
4. Remove the shoe 5.
5. Remove the special shims 4.
4
28
4.3.2 ASSEMBLING THE SHOES
1. Check that the shoes have no dents or deep scratches
that may quickly deteriorate the hose.
2. Position screws 28 with their washers 29 around the
wheel 3.
3. Slip the special shims 4.
4. Positon the shoe 5.
5. Partially tighten the screws 28.
6. Insert a suitable number of shims in accordance with
the desired service pressure (see § SHIMMING THE
SHOES).
7. Tighten the screws 28, check that the shoe 5 is cor-
rectly aligned with the wheel 3.
4
28
3
11/18
NOTES
3
5
Wrong position of the shoe
29
Right position of the shoe
5
29