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Replacing Spare Parts Replacing the Feed Axis Drive M otor [03047364-xx] Drive Unit – Feed Axis Service Manual SIPLACE WPC4 23 3.4.2 Replacing the Feed Ax is Drive Motor [03047364-xx] X Loosen the two mo tor support fast…

Replacing Spare Parts

Drive Unit – Feed Axis Preparations

22 Service Manual SIPLACE WPC4

3.4 Drive Unit – Feed Axis

3.4.1 Preparations

Tools required

 Water pump pliers

 Standard tool with set of Allen wrenches

 Setting gauge, large, for collision light barrier [03051814-01]

 Setting gauge, small [03052363-02]

 Belt tension measuring device [00326015-01] with instruction guide

Required preparations

X Move the tower into the refill position.

X Remove all waffle pack tray carriers (WPTCs) from the tower.

X Move the tower downwards.

 SITEST => menu

Functions

=> button

Transport position

X Switch the WPC4 off at the main switch.

X Unplug from the power supply and secure the WPC4 to prevent unauthorized reactivation.

X Undock the WPC4 from the SIPLACE machine and move it to a suitable position for service work.

Overview

1. Feed axis cover

2. Bridge cover (safety cover on tower)

3. Feed axis drive motor

4. Drive toothed belt

5. Feed axis toothed belt

Replacing Spare Parts

Replacing the Feed Axis Drive Motor [03047364-xx] Drive Unit – Feed Axis

Service Manual SIPLACE WPC4

3.4.2 Replacing the Feed Axis Drive Motor [03047364-xx]

X Loosen the two motor support fastening screws (3) sealed with locking varnish.

X Loosen (do not remove) the tensioning screw (2) on the tensioning device. This relaxes the drive

toothed belt.

X Loosen and remove the 2 fastening screws (3) and then remove the drive motor with motor support.

Make sure that the drive toothed belt (4) is not buckled or damaged.

X Mark the installation position of the drive motor on the motor support.

X Loosen the 4 drive motor fastening screws (4) on the motor support.

X Fit the new drive motor with the 4 fastening screws (6) to the motor support. Observe the original

installation position.

Spare part

 Feed axis motor, compl. [03047364-01]

Overview

1. Feed axis motor, compl.

2. Tensioning screw

3. 2 x motor support fastening screws

4. Toothed belt for the drive

5. Deflection pulley

6. 4 x drive motor fastening screws

7. Electrical connections

Removal/Installation

X Unscrew the electrical connections (7).

 X1 orange cable = power cable

 X2 green cable = control cable

NOTE: Screw joints difficult to

loosen

Each screw joint has an O-ring seal.

This can make opening the screw joint

difficult.

X Use a pair of water pump pliers to

help you unscrew the connection.

X Make sure that the O-rings do not fall

out of the screw joint and that they

are not damaged.

X When refitting, grease the thread

and the O-rings with a little Vaseline.

Replacing Spare Parts

Drive Unit – Feed Axis Replacing the Feed Axis Drive Motor [03047364-xx]

24 Service Manual SIPLACE WPC4

X Set the final belt tension. To do this, tension the drive toothed belt at the tensioning device, with the

help of the tensioning screw (2). This moves the motor support accordingly in the slots.

 Setting value: Set the belt tension to 260 Hz. +/- 10 Hz.

X Tighten the 2 fastening screws (3) on the motor support, check the belt tension and adjust where

necessary.

X Seal the 2 fastening screws (3) with locking varnish.

Overview of motor

1. O-ring

2. Rotary connection

3. Thread

4. Motor pinion

X The motor connections can be rotated by

hand. Rotate the connections to the position

the motor was installed in before.

X Grease the thread (3) and the O-rings (1) with

a little Vaseline.

X Move the motor and motor support into the

installation position and run the drive toothed

belt (4) around the motor pinion and around

the deflection pulley (5).

X Reconnect the electrical connections with the

motor. When fitting, note that there is an anti-

twist lock (notch) present. Tighten the

connection appropriately.

X Tension (pretension) the drive toothed belt at

the slot provided, with the help of the motor

support. Make sure that the drive toothed belt

(4) is not buckled or damaged.

X Loosely fix the motor support and drive motor

into the installation position, with the 2

fastening screws (3).