Mesto RS120 Gebrauchsanleitung Seite 19

EN
Maintaining the intake valve
1. Press the catch [25] out of the notch. Screw the cylinder [27] out of the tank. (Fig. 10)
2. Clean and, if required, replace the valve disc [28]. (Fig. 11)
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When replacing the valve disc, insert the new valve disc [28] and press and turn it
into the opening, using a wooden object (e.g. hammer shaft). (Fig. 11)
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To seal the tank, ensure that the O-ring [26] is correctly positioned. (Fig. 10)
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To prevent damage to the diaphragm [24], carefully insert the cylinder [27]. (Fig. 10)
3. Screw in the cylinder [27] until the catch [25] engages in the first tooth of the notch.
(Fig. 10)
Maintaining the pressure valve
1. Press the catch [25] out of the notch. Screw the cylinder [27] out of the tank. (Figs. 10
and 13)
2. Remove the pressure vessel [34]:
a) Remove the fixing [30] and cap [29]. (Fig. 12)
b) Remove the U-bolt [32]. (Fig. 12)
c) Pull the pressure vessel [34] half out of the tank. (Fig. 13)
d) Using the filling strainer [21], unscrew the pressure valve screw [35]. (Fig. 14)
3. Clean and, if required, replace the pressure valve disc [28]. (Fig. 14)
4. Clean and, if required, replace the diaphragm [24]. (Fig. 14)
Removing the shaft and pull rod
1. Remove the retaining clip [18]. (Fig. 15)
2. Pull the pump lever [10] and handle [11] out of the shaft [16]. (Fig. 15)
3. Remove the fixing [30] and the cap [29]. (Fig. 16)
4. Detach the pull rod [31] from the pump rod [33].
5. Pull the shaft [16] and pull rod [31] out of the tank. (Fig. 16)
6. Remove the lock washer [36] and the bolt [37].
7. Separate the pull rod [31] from the shaft [16]. (Fig. 16)
Replacing the O-ring on the pump rod
1. Remove the fixing [30] and cap [29]. (Fig. 12)
2. Detach the pull rod [31] from the pump rod [33]. (Fig. 12)
3. Using a spark plug wrench, unscrew the guide bush [49]. (Fig. 21)
4. Replace the O-ring [50]. (Fig. 21)
Disassembling the shut-off valve
1. Unscrew the handgrip [39] from the shut-off valve. (Fig. 19)
2. Unscrew the adapter [42].
3. Pull off the ring [43]. (Fig. 19)
4. Loosen the 4 screws and pull the half shells [44] apart.
5. Unscrew the locking cap [45] from the valve body [48].
6. Pull the pressure bolt [46] out of the valve body [48]. (Fig. 19)
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ENGLISH