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Sealey REG/MM Instructions page 2

Industrial gas regulators

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The function of the regulator is to reduce and control the pressure of a gas. The regulator reduces the pressure at which the gas is stored, to the
pressure needed to use the gas.
The regulator has been designed so as to be used only and exclusively with the type of gas and at the pressure which are shown by the markings
stamped on the regulator body (refer to the markings key earlier in this section).
WARNING! To try and use the regulator with types of gasses and pressures other than those indicated can be dangerous.
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3. CONNECTION
3.1
Connecting regulator.
3.1.1
Check that the regulator is correct both for the type of gas and
the pressure in the cylinder in use.
3.1.2
Turn the pressure adjusting knob anti-clockwise (REG/MMGT),
clockwise (REG/MM & REG/MMG) to check that the
regulator valve is closed.
3.1.3
Replace the inlet connection seal if it is damaged or lost.
3.1.4
Screw the regulator to the cylinder valve and tighten.
DO NOT over-tighten.
3.2
Hose connection.
3.2.1
Attach hose to the outlet connection of the regulator
by pushing it in as far as it will go.
WARNING! Only use hoses complying with EN 559-ISO3821.
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4. OPERATION
4.1
Regulate pressure.
4.1.1
To increase pressure and flow: slowly turn the regulator
pressure adjusting knob (5) clockwise (REG/MMGT) and
anticlockwise for the REG/MM & REG/MMG.
4.1.2
To decrease pressure and flow: slowly turn the regulator
pressure adjusting knob (5) anticlockwise (REG/MMGT) and
clockwise for REG/MM & REG/MMG.
4.1.3
Using the pressure adjusting knob (5) it is possible to
compensate for eventual pressure drop within the cylinder.
CAUTION!
Outlet pressure must not be regulated higher than the pressure
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you need to use.
4.2
Closing
4.2.1
Turn the pressure adjusting knob (5) anticlockwise until it is
completely closed.
4.2.2
Release the gas until the regulator gauges (if fitted) indicate
"zero".
4.2.3
Remove regulator from cylinder.
Declaration of Conformity.
the following standards and directives. The construction files for these products are held by the Manufacturer and may be inspected, by a national
authority, upon request to Jack Sealey Ltd.
GAS REGULATORS - Models:
REG/MM, REG/MMG & REG/MMGT
EN585 & ISO2503
NOTE: It is our policy to continually improve products and as such we reserve the right to alter data, specifications and component parts without prior notice. IMPORTANT: No liability is accepted for
incorrect use of this equipment. WARRANTY: Guarantee is 12 months from purchase date. proof of which will be required for any claim. INFORMATION: Call us for a copy of our latest catalogue and
promotions on 01284 757525 and leave your full name and address including your postcode.
We, the sole importer into the UK, declare that the products listed here are in conformity with
Sole UK Distributor
Sealey Group,
Bury St. Edmunds, Suffolk.
5. STORAGE/MAINTENANCE
5.1
STORAGE.
5.1.1
The regulator must be treated as a precision instrument.
5.1.2
When the regulator is not to be used for long periods, store it
in its wrapping or in its box, to prevent contact with dust, oil
and other sources of dirt.
5.2
MAINTENANCE.
5.2.1
Do not carry out maintenance or repairs, other than the
following:
Replacement of inlet seal.
Replacement of guage.
5.2.2
Use only original spare parts and accessories.
5.2.3
Do not clean gauge glasses with petrol, solvents or any other
kind of detergent.
5.2.4
In case of failure take your regulator back to the retailer.
5.3
Malfunctioning.
5.3.1
In case of malfunction (e.g. leaks in the gauges or in the relief
valves) stop use and unscrew the regulator immediately from
the bottle.
5.3.2
We suggest that the regulator be returned to the supplier to be
checked and repaired.
CAUTION!
Do not use the regulator if there are the following malfunctions:
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The seal (1) is damaged or lost.
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The regulator or any of its parts (gauge, inlet connection, outlet
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connection) are damaged or dirty, oily etc.
There are any leaky connections.
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The relief valve adjustment has been modified or the valve
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leaks.
5.4
Relief valve.
5.4.1
REG/MMGT is equipped with an excess pressure valve.
5.4.2
In case of malfunctioning, this valve allows the excess gas
pressure to escape.
CAUTION!
Do not modify the calibration of the relief valve.
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5.5
Checking the seal
5.5.1
This check must be carried out only in the open air: use either
soapy water or a gas leak detector. Do not use flames.
5.5.2
Spray detector on the area to be checked.
5.5.3
The forming of bubbles or foam is a sign of a leak. If a leak is
detected remove regulator from service immediately and have
it serviced by an authorised dealer.
Signed by Mark Sweetman
For Jack Sealey Ltd. Sole importer into the UK of Sealey Power Welders.
01284 757500
01284 703534
1st October 2005
Web address: www.sealey.co.uk
E-mail: sales@sealey.co.uk
REG/MM, REG/MMG & REG/MMGT - 1 - 261005

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