ME042 Issue 15 © 2014
1
Thank you for purchasing a Macnaught DM100
Positive Displacement Fuel Meter.
The Macnaught DM100 fuel meter has incorporated the
oval rotor principal into its design. This has proven to be a
highly reliable and highly accurate method of measuring
flow, providing exceptional repeatability and high accuracy.
The low pressure drop through the meter makes the meter
ideally suited for use in gravity applications or with the
Macnaught range of electric fuel pumps.
Macnaught manufacture a full range of pumps, meters and
accessories to suit most of your fluid transfer needs.
Pease consult your local Macnaught reseller for more
information.
With your appropriate care combined with the Macnaught
Guarantee of dependable after sales service, (provided by
our worldwide distribution network), you will be assured of
continuous safe, efficient and reliable product operation.
Please read and retain this instruction manual to
assist you in the operation and maintenance of this
quality product.
General Information
This manual assists you in operating and maintaining your
new DM100 Fuel Meter. The information contained will
help you ensure many years of dependable performance
and trouble free operation.
Please take a few moments to read through this manual
before installing and operating your new fuel meter.
If you experience problems with the product, refer to the
Maintenance and Trouble Shooting sections of this
manual.
If you require further assistance please contact your local
Macnaught Distributor, Authorised Macnaught Service
Centre or Macnaught P/L.
Macnaught recommends, that as added protection to your
equipment you install a Macnaught fuel filter
assembly in line before the inlet of your DM Fuel Meter.
Contact your local Macnaught distributor for further details.
Observe precautions against fire or explosion when
dispensing flammable liquid. Do not operate the meter
in the presence of any source of ignition including
running or hot engines, lighted cigarettes or gas or
electric heaters.
Ensure that you follow all the correct earthing and
grounding procedures before use.
Inspect seals and connections for leaks weekly when
using flammable liquids.
Do not use Teflon tape on any connections when
using flammable liquid.
Installation
1) Ensure the meter is installed so the flow of the liquid is
in the direction of the arrows embossed on the meter body.
2) The meter can be installed in any orientation as long as
the meter shafts are in a horizontal plane. (see fig 2 for
correct installation). The register assembly may be rotated
to suit the individual installation.
(fig 2)
Note: Incorrect installation can cause premature wear
of components.
INSTRUCTION MANUAL
DM100
POSITIVE DISPLACEMENT
FUEL METER
Introduction
IMPORTANT
CAUTION
3) Do not over tighten connections.
Includes Models
DM100-01
DM100-02
DM100-03
DM100-04
DM100-05
