MSA AutoMaXX-AS, AutoMaXX Series, AutoMaXX-AS-B-G, AutoMaXX-AS-B, AutoMaXX-AS-C Operating Manual

MSAsafety.com

Operating Manual

AutoMaXX - Series

Negative and Positive Pressure Lung Governed Demand Valve

Order No.: D4085399/05

MSA Europe GmbH
Schlüsselstrasse 12
8645 Rapperswil-Jona

Switzerland

© MSA 2018. All rights reserved

MSA CONTENTS

AutoMaXX - series 3

Contents

1. Safety regulations ............................................................................................... 5

1.1. Correct use ................................................................................................. 5

1.2. Liability information ..................................................................................... 5

1.3. Series ......................................................................................................... 6

2. Description ........................................................................................................... 8

3. Operation............................................................................................................ 10

3.1. Preparing the device ................................................................................ 10

3.2. Connecting the AutoMaXX ....................................................................... 10

3.3. Putting the AutoMaXX into operation

(only Positive pressure lung governed demand valve) ............................. 10

3.4. Switching off the AutoMaXX

(only positive pressure lung governed demand valve) ............................. 11

3.5. Removing the AutoMaXX ......................................................................... 11

3.6. Bypass system (only for AutoMaXX-AS) .................................................. 11

3.7. Additional function .................................................................................... 11

4. Care and maintenance ...................................................................................... 12

4.1. Maintenance instructions .......................................................................... 12

4.2. Maintenance intervals .............................................................................. 12

4.3. Cleaning / Disinfection .............................................................................. 13

4.4. Testing and replacing the diaphragm ....................................................... 13

4.5. Visual and function check ......................................................................... 15

4.6. Tightness check ....................................................................................... 15

4.7. Checking the closing pressure

(only positive pressure lung governed demand valve) ............................. 16

4.8. Checking the opening pressure

(only negative pressure lung governed demand valve) ............................ 16

4.9. Overhaul ................................................................................................... 17

4.10. Storage ..................................................................................................... 17

4.11. Malfunction ............................................................................................... 17

CONTENTS

MSA

4 AutoMaXX - series

5. Technical data ................................................................................................... 17

6. Approved system components ........................................................................ 18

7. Ordering information ......................................................................................... 20

7.1. Positive pressure lung governed demand valves ..................................... 20

7.2. Negative pressure lung governed demand valves ................................... 21

7.3. Accessories .............................................................................................. 21

MSA SAFETY REGULATIONS

AutoMaXX - series 5

1. Safety regulations

1.1. Correct use

The AutoMaXX is a lung governed demand valve for a compressed air breathing
apparatus or compressed airline breathing apparatus. It is connected between
compressed air supply and full face mask and controls the inhaled and
exhaled air.

The lung governed demand valve series are only permitted for specific system
components (exact allocation  Chap. 6).

Warning!

The AutoMaXX is not an independent breathing apparatus. It must be
used exclusively mounted on a full face mask.

The AutoMaXX is not suitable for underwater diving.

It is imperative that this operating manual be read and observed when using the
AutoMaXX. In particular, the safety instructions, as well as the information for the
use and operation of the apparatus, must be carefully read and observed.
Furthermore, the national regulations applicable in the user's country must be
taken into account for a safe use.

Alternative use, or use outside these specifications will be considered as non­compliance. This also applies especially to unauthorised alterations to the
apparatus and to commissioning work that has not been carried out by MSA or
authorised persons.

Danger!

This product supports life and health. Inappropriate use, maintenance
or servicing may affect the function of the device and thereby
seriously compromise the user’s life.

Before use, the product operability must be verified. The product must
not be used, if the function test is unsuccessful, it is damaged, a
competent servicing/maintenance has not been made, genuine MSA
spare parts have not been used.

1.2. Liability information

MSA accepts no liability in cases where the product has been used
inappropriately or not as intended. The selection and use of the product are the
exclusive responsibility of the individual operator.

Product liability claims, warranties also as guarantees made by MSA with respect
to the product are voided, if it is not used, serviced or maintained in accordance
with the instructions in this manual.

SAFETY REGULATIONS

MSA

6 AutoMaXX - series

1.3. Series

This manual applies to the following lung governed demand valves from the
AutoMaXX series:

Name of lung governed demand valve

Medium pressure
line

Special feature

AutoMaXX-AE, Lung Governed Demand Valve,
threaded connection M45X3

Silicon line 650

AutoMaXX-AE-G, Lung Governed Demand Valve, threaded
connection M45X3, Rubber line

Rubber line 650

AutoMaXX-AE-SHORT, Lung Governed Demand Valve,
threaded connection M45X3

Silicon line 500

AutoMaXX-AS, Lung Governed Demand Valve,
plug-in connection

Silicon line 650

AutoMaXX-AS-B, Lung Governed Demand Valve,
plug-in connection BYPASS

Silicon line 650 with bypass

AutoMaXX-AS-B-G, Lung Governed Demand Valve,
plug-in connection BYPASS

Rubber line 650 with bypass

AutoMaXX-AS-C, Lung Governed Demand Valve,
plug-in / threaded connection M45X3

Silicon line 650

Combination plug­in/M45x3

AutoMaXX-AS-C-G, Lung Governed Demand Valve,
plug-in / threaded connection M45X3, Rubber line

Rubber line 650

Combination plug­in/M45x3

AutoMaXX-AS-G, Lung Governed Demand Valve,
plug-in connection, Rubber line

Rubber line 650

AutoMaXX-AS-MicroMaXX Rubber line 1100

Long line,
small plug-in nipple,
only for MicroMaXX

AutoMaXX-AS-SHORT Lung Governed Demand Valve,
plug-in connection

Silicon line 500

AutoMaXX-N, Lung Governed Demand Valve,
threaded connection RD40X1/7

Silicon line 650

AutoMaXX-N-G, Lung Governed Demand Valve,
threaded connection RD40X1/7, Rubber line

Rubber line 650

AutoMaXX-N-MicroMaXX Rubber line 1100

Long line,
small plug-in nipple,
only for MicroMaXX

AutoMaXX-NR, Lung Governed Demand Valve,
for RESCUE Set

Rubber line 1500

AutoMaXX-N-SHORT, Lung Governed Demand Valve,
threaded connection RD40X1/7

Silicon line 500

MSA SAFETY REGULATIONS

AutoMaXX - series 7

Explanations on model designation

AS: Positive pressure, plug-in connection, suitable for full face masks PS-MaXX (non-PS!)

AE:

Positive pressure, thread connection M45x3 according to DIN EN 148-3,
suitable for full face masks -PF

AS-C: Positive pressure, offers the options AS and AE as combination, suitable for full face masks-PF

N:

Negative pressure, round thread RD 40 according to DIN EN 148-1,
suitable for round thread full face masks

G: Rubber medium pressure line (instead of silicon)

B: Bypass for constant air flow

R: Rescue set (component of rescue set)