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Service Work Replacing the Valve Positioning D rive for the Placement Circuit [00368075- xx] 30 Service Manual SIPLACE Placement Heads DLM3/DLM4 3.8 3 . 8 R e p la c in g t h e V a lv e P o s it io n in g D r iv e f o r …

Service Work

Replacing the Toothed Belt for the DLM Turning Station (from version 07)

Service Manual SIPLACE Placement Heads DLM3/DLM4 29

3.7

3.7 Replacing the Toothed Belt for the DLM Turning Station (from version 07) [00320041-xx]

Replacing the Toothed Belt for the DLM Turning Station (from

version 07) [00320041-xx]

Parts, equipment and tools

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/installation

► Further installation is performed by following the above instructions in the reverse order. Also ob

serve the following instructions:

Belt tensioning device for turning station DLM

▪ Belt tensioning device for turning station DLM

[03063649

xx]

▪ Lubricant Isoflex Topas NCA52

▪ Synchroflex toothed belt 2.5 T2/90 [00320041

xx]

► Remove the turning station (see "3.5 Replacing the

Turning Station" [ ➙ 25]).

NOTICE!

To loosen or tighten the fastening screw on the rocker,

hold the DP station between your thumb and index finger

so that the swivel-in rocker (1) can be moved to the left

and right.

► Remove the defective toothed belt.

► Loosen the two fastening screws (3) with a size 0

screwdriver. Do not fully remove the screws (leave

them in the unit).

► Grease the new toothed belt slightly with Isoflex

Topas NCA52.

► Fit the new toothed belt onto the toothed wheels.

► Fit the adjustment aid (2) between the motor drive

toothed wheel (4) and the sleeve drive wheel (5). The

tension of the steel spring in the tool sets the belt to

the correct tension.

► Now tighten the two screws fastening (3) the rocker

with a size 0 screwdriver.

NOTICE

Installation instructions

► Check the axis dynamics. Read the service manual or settings manual for your machine

first.

Service Work

Replacing the Valve Positioning Drive for the Placement Circuit [00368075-xx]

30 Service Manual SIPLACE Placement Heads DLM3/DLM4

3.8

3.8 Replacing the Valve Positioning Drive for the Placement Circuit [00368075-xx]

Replacing the Valve Positioning Drive for the Placement Circuit

[00368075-xx]

Parts, equipment and tools

▪ Distance gauge 0.2 mm [00325445-01] – used up to version 2.

▪ Adjustment valve plunger for placement circuit [03068816-xx]

These are needed for the DLM2, DLM3 and DLM4.

Overview

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

Adjustment valve plunger DLM head

Adjustment valve plunger

Available from positioning unit version 3

Use the 0.2 mm setting gauge with DLM1.

1. Adjustment valve plunger for reject circuit C&P12

[03064290-xx] (DLM2, DLM3)

2. Adjustment valve plunger for placement circuit

C&P12 [03068816-xx] (DLM2, DLM3, DLM4)

3. Adjustment valve plunger for reject circuit C&P6

[03068854

xx] (DLM2, DLM3)

The C&P6 is not used in the DX series.

4. Adjustment valve plunger for placement circuit C&P6

[03065628

xx] (DLM2, DLM3)

The C&P6 is not used in the DX series.

The labeling on the plungers has the following meaning:

▪ 6 = DLM head with 6 segments

▪ 12 = DLM head with 12 segments

▪ P = placement circuit

▪ R = reject circuit

1. Valve positioning drive for placement circuit

[00368075-xx]

(DLM2, DLM3, DLM4)

2. Valve positioning drive for reject circuit [00367768-

xx]

(DLM2, DLM3, not DLM4)

3. Flat ribbon cable clamp

4. Flat ribbon cable clamp

► Loosen the two Phillips screws on the flat ribbon ca

ble clamp (3) and (4).

Service Work

Replacing the Valve Positioning Drive for the Placement Circuit [00368075-xx]

Service Manual SIPLACE Placement Heads DLM3/DLM4 31

Installation

► Further installation is performed by following the above instructions in the reverse order.

1. Valve positioning drive for placement circuit

[00368075-xx]

(DLM2, DLM3, DLM4)

2. Valve positioning drive for reject circuit [00367768-

xx]

(DLM2, DLM3, not DLM4)

► Loosen the fastening screw (4).

► Carefully remove the valve positioning drive (1).

► Insert the valve positioning drive. Make sure that it is

seated correctly on the parallel pins (5).

► Loosely screw in the hexagon socket-head screw (4).

► Use the cable clamps to fix the ribbon cable in posi

tion. Make sure that the ribbon cables are not

pinched.

CAUTION!

Check how the cables are run!

Check that the ribbon cables are laid correctly (1).

The flat ribbon cable for the two valve positioning units

must be run outside the holes (2). It will otherwise be

damaged when the head is fitted onto the head plate.