Elmo Rietschle VWZ 102-402 Benutzerhandbuch

Seite 19

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Contents

Page

Instruction and service manual VWZ 102 – VWZ 402
1. Introduction

3

2. Application

3

3.

Variations and Construction

3

3.1 Variations

3

3.2 Construction

4

3.3

Data sheets and spare parts lists

5

3.4 Accessories

5

3.5

Typical Field of Application

5

4. Method

of

Operation

6

4.1 Pump

6

4.2

Pressure Relief Valve

6

4.3 Oil

Lubrication

6

4.4 Shaft

Seals

6

5. Installation

6

5.1 Mechanical

Installation

6

5.1.1 Mounting

6

5.1.2 Suction

side

6

5.1.3 Exhaust

6

5.2 Electrical

Installation

7

5.2.1 General

7

5.2.2

Approximate values for setting motor overload protection

7

5.2.3

Electrical connections for the motor and control equipment

7

5.2.4

Terminal Box Connections Closed Circuit Cooling

7

6. Normal

Operation

8

6.1 Cooling

Liquid

8

6.1.1

Fresh or External Cooling

8

6.1.2 Closed

Circuit

Cooling

8

6.1.3 Cooling

Liquid

Control

8

6.2 Oil

Lubrication

8

6.3 Oil

Metering

Pump

8

6.4 Initial

Operation

9

7. Maintenance

9

7.1 Oil

Metering

Pump

9

7.2 Oil

Mist

Separator

10

7.2.1

Maintenance of Oil Mist Separator

10

8. Trouble

Shooting

10

8.1 Pump

Overload

10

8.2

Drop off of Vacuum

10

8.3 High

Oil

Consumption

10

Repair Instructions VWZ 102 – VWZ 402
1.

Removal and Reassembly of Water Jacket

11

2.

Changing LP and HP Stages

11

2.1 Removal

of

Stages

11

2.2 Refi tting of Stages

11

3.

Removal and Reassembly of Drive

11

4.

Changing Coupling Rubbers and Pins

12

4.1 Drive

Motor

12

4.2 On

Stages

12

5.

Repairs to Stages, Non-Drive End (B)

12

5.1

Removal of Bearings and Seals

12

5.2

Reassembly of Bearings and Seals

13

6. Changing

Blades

14

7.

Repairs to Stages, Drive End (A)

14

7.1

Removal of Bearings and Seals

14

7.2

Reassembly of Bearings and Seals

15

8. Repairs

to

Gearbox

16

8.1

Removal and Reassembly of Gearbox

16

8.2

Changing Gear Wheels and Ball Bearings in Gearbox Housing

16

8.3

Changing Bearings, Shaft Seals and Seals

17

9. Other

Repairs

17

9.1

Cleaning the Suction and Exhaust Parts in Connection Housing

17

9.2

Changing the Pressure Relief Valve

17

10.

Instructions for Storing Oil Metering Rotary Vane Vacuum Pumps

17

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