00197469-02_SM_Twin_Kunde_EN - 第41页

4 Pneumatic and pressure control valve (PRV) 4.4 Replace hoses Service Manual SIPLACE TwinStar (Twin, Twin HF, Twin VHF) 07/2020 41 4.4.1.3 Dismantling the pipe clamp for version 2 Removal ► Dismantle the buffer on the r…

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4 Pneumatic and pressure control valve (PRV)
4.4 Replace hoses
40 Service Manual SIPLACE TwinStar (Twin, Twin HF, Twin VHF) 07/2020
4.4.1.2 Replacement of elbow version 2
NOTICE
Contamination
When replacing this hose, the strain relief should be cleaned with a pipe cleaner and the
pneumatic rotary supply should be replaced. See also the SIPLACE Job Card Preventive
Maintenance TwinHead [00197604-xx] for details.
► Dismantle the buffer on the return unit.
3.1 "Replacing the return unit buffer" [}17]
Fig.58: Elbow
► Pull the hose(2) off the pneumatic
rotary supply(1)
and off the elbow.
► Push the new hose as far as the stop-
per onto the pneumatic rotary supply.
► Fit the new hose on the elbow.
 CAUTION!
The new hose must be mounted abso-
lutely twist-free!
.
► Fit the buffer on the return unit.
3.1 "Replacing the return unit buffer" [}17]
See also
2 4.4.1.3 "Dismantling the pipe clamp for version 2" [}41]
4 Pneumatic and pressure control valve (PRV)
4.4 Replace hoses
Service Manual SIPLACE TwinStar (Twin, Twin HF, Twin VHF) 07/2020 41
4.4.1.3 Dismantling the pipe clamp for version 2
Removal
► Dismantle the buffer on the return unit.
3.1 "Replacing the return unit buffer" [}17]
► Dismantle the control cable.
5.5 "Replacing the control cable" [}76]
Fig.59: Removing the pipe clamp
► Remove the screw(1) fastening the
pipe clamp(2)
and then remove the
pipe clamp.
Installation
► For assembly, refit the pipe clamp and fix into place with the fastening screw. Lift the pipe
clamp slightly so that the elbow can still be moved freely and is not clamped tight.
NOTICE
Hose
During assembly, also observe section 4.4.1 "Replacing the silicone hose
4.5x2.5x26" [}37] where necessary.
► Fit the control cable.
5.5 "Replacing the control cable" [}76]
► Fit the buffer on the return unit.
3.1 "Replacing the return unit buffer" [}17]
See also
2 4.4.1.2 "Replacement of elbow version 2" [}40]
4 Pneumatic and pressure control valve (PRV)
4.5 Replacing the vacuum distributor (Twin VHF only)
42 Service Manual SIPLACE TwinStar (Twin, Twin HF, Twin VHF) 07/2020
4.5 Replacing the vacuum distributor (Twin VHF only)
Parts
●
Vacuum distributor Twin VHF [03103843Sxx] (incl. fastening screw)
Overview
Fig.60: Vacuum distributor Twin VHF
1. Vacuum distributor Twin VHF
[03103843‑xx]
2. Flat-headed Phillips screw, type H (DIN
7985)
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
► Pull both hoses of the vacuum distributor.
► Remove the screw fastening the vacuum distributor and take the vacuum distributor out of the
head.
Installation
Follow the removal instructions in reverse order for installation.