Siemens Mammomat 3000 Nova User manual

MAMMOMAT 1000/3000/3000 Nova

Service

Repair Instructions

Replacement of metal curtains, wi res, wire wheels
and spring

© Siemens AG 2000

The reproduction, transmission or
use of this docu men t or its con tent s
is not permitted without express
written authority. Offenders will be
liable for damages. All rights,
including rights created by patent
grant or registration of a utility
model _or_ design,_are_ reserved.

English

Print No.: SPB7-230.091.11.01.02 Doc . Gen. Date: 09.00

Replaces: n.a. 65 58 758

0 - 2 Revision

Chapter Page Revision

All All 01

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Service Rev. 01 09.00 SPS-UD Solna, Sweden

Contents 0 - 3

Page

1 _______Prerequisites __________________________________________________1 - 1

General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 - 1

Tools required . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 - 1

Time required . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 - 1

Safety information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 - 2

2 _______Work procedure________________________________________________2 - 1

Dismounting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 - 1

Exchange upper and/or lower curtain . . . . . . . . . . . . . . . . . . . . . . . . . . 2 - 2

Exchange upper and/or lower wire . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 - 8

Exchange upper and/or lower wire wheel. . . . . . . . . . . . . . . . . . . . . . . 2 - 12

Exchange spring. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 - 16

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0 - 4 Contents

This page intentionally left blank.

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Prerequisites 1

General 1

This document describes how to exchange the upper and the lower curtai n, the wires, the
wire wheels and the spring at a MAMMOMAT 1000/3000/3000 Nova.

The upper curtain kit with part no. 65 22 291 contains the following parts:

Article Quantity Part no. See page

Upper curtain 1 64 82 934 2 - 2
Repair Instructions (this docu ment) 1 65 58 758

The lower curtain kit with part no. 65 22 317 contains the following parts:

Article Quantity Part no. See page

Lower curtain 1 64 82 942 2 - 2
Repair Instructions (this docu ment) 1 65 58 758

The wire kit with part no. 64 83 346 contains the following parts:

1 - 1

Article Quantity Part no. See page

Wire 2 64 82 496 2 - 8
Spring 1 63 46 647 2 - 16
Repair Instructions (this docu ment) 1 65 58 758

The wire wheel kit with part no. 64 83 296 contains the following parts:

Article Quantity Part no. See page

Wire wheel 2 64 62 118 2 - 12
Spacer 2 64 82 470 2 - 12
Locking ring 2 60 35 810 2 - 12
Screw 2 60 24 079 2 - 12
Washer 3 69 67 731 2 - 12
Washer 1 62 05 467 2 - 12
Washer 2 65 87 422 2 - 12
Repair Instructions (this docu ment) 1 65 58 758

Tools required 1

• Standard service equipment

Time require d 1

Approximately 1 hour / 1 person.

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1 - 2 Prerequisites

WARNING

WARNING

Safety information 1

The edges of the metal curtains are very sharp and may cause
severe injury.

When mounting the stand covers, make sure the screws at the
top of the stand are securely tightened and have functioning con­tact washers. These screws are used to establish protective
ground connections.

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Work procedure 2

Dismounting 2

1. Remove the cap.

2. Remove the stand covers.

3. Move the lifting carriage (1/Fi g. 1). The distance between the upper part of the
lifting carriage and the top of the MAMMOMAT must be 625

+2 mm (Fig. 1).

2 - 1

Fig. 1

1

MAM00694

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2 - 2 Work procedure

Exchange upper and/or lower curtain 2

The information written in parenthe sis are valid during the exchange of lower curtain.
The figures explains how to exchange the upper curtain.

1. Follow the work procedure described in t he chapter "Dismounting", Page 2 - 1.

2. To secure the lower (upper) curtai n from falling down during the exchange of
upper (lower) curtain, place e.g. a screwdriver in a suitable hole of t he curtain
holder and let the screwdriver l ean against the stand (Fig. 2)

Fig. 2

3. Loosen the lower wire wheel (1/Fig. 3).

1

Fig. 3

MAM00695

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Work procedure 2 - 3

4. Secure the lower (upper) wire from falli ng down e.g. with a cable tie (Fig. 4).

Fig. 4

5. Loosen the upper (lower) wire from the spri ng.

6. Remove the protective ground cable for the upper (lower) curtain (Fig. 5) .

Fig. 5

7. To unhook the curtain, pull the curtain down ( up) and push it to one side.

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2 - 4 Work procedure

WARNING

8. Loosen four screws to remove the upper (l ower) curtain (1/Fig. 6).

1

1

MAM00694

Fig. 6

The edges of the metal curtains are very sharp and may cause
severe injury.

9. Mount the new curtain with the four screws and ho ok-up. The upper and lower
curtain locks different, be sure to use the right one. It is also import ant that the
curtain holder is turned right (Fig. 7).

Fig. 7

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Work procedure 2 - 5

10. Place two screwdrivers alt ernately into the holes of the upper (lower ) curtain
holder and wind up the curtain holder bit by bit.

11. Secure the upper (lower) curt ain with a screwdriver (Fig. 8).

Fig. 8

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2 - 6 Work procedure

12. Attach the wire to the curtain hol der and wind the wire:

- 4.75 turns for the upper curtain ( 1/Fig. 9).

- 4.5 turns for the lower cu rtain (2/Fig. 9).

1

2

MAM00711

Fig. 9

13. Attach the wire to the spring.

14. Remove the securing screwdriver s.

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Work procedure 2 - 7

15. Tighten the wire wheel until the length of the spring is 160&5 mm (Fig. 10).

MAM00693

Fig. 10

16. Fit the stand covers.

17. Fit the cap.

18. Move the curtain up and down to check the fu nction.

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2 - 8 Work procedure

Exchange upper and/or lower wire 2

The information written in parenthe sis are valid during the exchange of lower wire.
The figures explains how to exchange the upper wire.

1. Follow the work procedure described in t he chapter "Dismounting", Page 2 - 1.

2. To secure the upper and lower curtains from f alling down during the exchange of
upper and/or lower wire, place e.g. sc rewdrivers in suitable holes of the curtain
holders and let the screwdriver s lean against the stand (Fig. 11)

Fig. 11

3. Loosen the wire wheel (1/Fig. 12).

1

Fig. 12

MAM00695

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Work procedure 2 - 9

4. Secure the lower (upper) wire from falli ng down e.g. with a cable tie (Fig. 13).

Fig. 13

5. Loosen the upper (lower) wire from the spri ng and from the curtain holder.

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2 - 10 Work procedure

6. Attach the new wire to the curtain holder and wind the wire:

- 4.75 turns for the upper curtain ( 1/Fig. 9).

- 4.5 turns for the lower cu rtain (2/Fig. 9).

1

2

MAM00711

Fig. 14

7. Attach the new wire to the spring.

8. Remove the securing screwdrivers.

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Work procedure 2 - 11

9. Tighten the wire wheel until the length of the spring is 160&5 mm (Fig. 10).

MAM00693

Fig. 15

10. Fit the stand covers.

11. Fit the cap.

12. Move the curtain up and down to check the fu nction.

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2 - 12 Work procedure

Exchange upper and/or lower wire wheel 2

The information written in parenthe sis are valid during the exchange of lower wire wheel.
The figures explains how to exchange the upper wire wheel.

1. Follow the work procedure described in t he chapter "Dismounting", Page 2 - 1.

2. To secure the upper and lower curtains from f alling down during the exchange of
upper and/or lower wire, place e.g. sc rewdrivers in suitable holes of the curtain
holders and let the screwdriver s lean against the stand (Fig. 16)

Fig. 16

3. Loosen the wire wheel (1/Fig. 17).

1

Fig. 17

MAM00695

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Work procedure 2 - 13

4. Secure the lower (upper) wire from falli ng down e.g. with a cable tie (Fig. 18).

Fig. 18

5. Loosen the upper (lower) wire from the spri ng.

6. Exchange the upper (lower) wire wheel with t he new one.

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2 - 14 Work procedure

7. Make sure the wire is turned:

- 4.75 turns for the upper curtain ( 1/Fig. 9).

- 4.5 turns for the lower cu rtain (2/Fig. 9).

1

2

MAM00711

Fig. 19

8. Attach the wire to the spring.

9. Remove the securing screwdrivers.

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Work procedure 2 - 15

10. Tighten the wire wheel until the length of the spring is 160&5 mm (Fig. 10).

MAM00693

Fig. 20

11. Fit the stand covers.

12. Fit the cap.

13. Move the curtain up and down to check the fu nction.

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2 - 16 Work procedure

Exchange spring 2

1. Follow the work procedure described in t he chapter "Dismounting", Page 2 - 1.

2. To secure the upper and lower curtains from f alling down during the exchange of
spring, place e.g. screwdrivers in suitable holes of the curtain holder s and let the
screwdrivers lean against the stand ( Fig. 16)

Fig. 21

3. Loosen the wire wheel (1/Fig. 17).

1

Fig. 22

MAM00695

4. Exchange the spring with the new spring.

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Work procedure 2 - 17

5. Make sure the wire is turned:

- 4.75 turns for the upper curtai n (1/Fig. 9).

- 4.5 turns for the lower curtain (2/Fig. 9).

1

2

MAM00711

Fig. 23

6. Remove the securing screwdrivers.

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2 - 18 Work procedure

7. Tighten the wire wheel until the leng th of the spring is 160&5 mm (Fig. 10).

MAM00693

Fig. 24

8. Fit the stand covers.

9. Fit the cap.

10. Move the curtain up and down to check the funct ion.

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