00197469-02_SM_Twin_Kunde_EN - 第44页

4 Pneumatic and pressure control valve (PRV) 4.6 Replacing the sleeve with ball fixing/seal 44 Service Manual SIPLACE TwinStar (Twin, Twin HF, Twin VHF) 07/2020 Fig.63: Unlocking the sleeve with ball fixing (example of …

4 Pneumatic and pressure control valve (PRV)

4.6 Replacing the sleeve with ball fixing/seal

Service Manual SIPLACE TwinStar (Twin, Twin HF, Twin VHF) 07/2020 43

4.6 Replacing the sleeve with ball fixing/seal

Parts

●

Sleeve with ball fixing P&P module [03020695‑xx] (suitable for all Twin types)

●

Seal for sleeve with ball fixing P&P module [03020698‑xx] (suitable for all Twin types)

Overview

Fig.61: Sleeve with ball fixing and seal

1. Seal for sleeve with ball fixing, P&P

module [03020698‑xx]

2. Sleeve with ball fixing, P&P module

[03020695‑xx]

3. Three fastening screws [03022436‑xx]

for sleeve with ball fixing (slotted coun-

tersunk screws ISO2009-M1.6x5-

A2-50)

Preparation

► Remove the head from the machine. For details about removing and fitting the placement

head, refer to the service manual for your machine.

Removal

► Dismantle the buffer.

3.1 "Replacing the return unit buffer" [}17]

Fig.62: Removing the fastening screws (example of Twin /

Twin HF shown)

► Remove the three screws(1) fastening

the sleeve with ball fixing.

4 Pneumatic and pressure control valve (PRV)

4.6 Replacing the sleeve with ball fixing/seal

44 Service Manual SIPLACE TwinStar (Twin, Twin HF, Twin VHF) 07/2020

Fig.63: Unlocking the sleeve with ball fixing (example of

Twin / Twin HF shown)

To unlock the sleeve with ball fixing, pro-

ceed as follows:

► Hold the nozzle interface in position (1)

while pressing against the pneumatic

rotary supply (2)

Fig.64: Removing the sleeve with ball fixing (example of

Twin / Twin HF shown)

► Pull the sleeve with ball fixing off the

pipe of the pneumatic rotary supply.

Fig.65: Remove the seal

► Remove the seal from the sleeve with

ball fixing.

4 Pneumatic and pressure control valve (PRV)

4.6 Replacing the sleeve with ball fixing/seal

Service Manual SIPLACE TwinStar (Twin, Twin HF, Twin VHF) 07/2020 45

Installation

Fig.66: Inserting the seal

► Fit a new seal in the sleeve with ball fix-

ing. Make sure that the flat side is fa-

cing upwards.

Fig.67: Inserting the seal

► Press the seal into the sleeve with ball

fixing, until the groove(1)

on the inside

is visible.

Make sure that the flat side is facing

upwards.

 CAUTION!

Seal

Take care not to damage the seal

while pressing it in! Do not use any

sharp-edged tools.

Fig.68: Fitting the sleeve with ball fixing (example of Twin /

Twin HF shown)

► Fit the sleeve with ball fixing onto the

pneumatic rotary supply pipe at a slight

angle, to avoid damaging the seal.