Macnaught IM50 Instruction Manual Download Page 8

TROUBLE SHOOTING GUIDE

SPECIFICATIONS

TROUBLE

CAUSE

REMEDY

 No f luid passing t hrough 

a) Dirt  part icles jamming t he rot ors

a) Remove rot ors and remove any dirt  or cont aminat ion

t he met er

 The met er is not  regist ering f luid out put

a) Flat  bat t ery

a) Replace bat t ery

b) No signal f rom rot or t he magnet s

b) Check magnet s and replace rot ors if  required

c) Damaged comput er ( reed swit ch unit  )

c) Replace met er

M et er not  accurat e

a) Flowrat e out side recommended f low rat e

a) Adjust  f lowrat e t o 

b) " K"  f act or incorrect

b) Re-set  " K"  f act or t o f act ory set t ing (112.00 pulses)

8

             

   Macnaught Pty Ltd

PO Box 90 Arncliffe NSW 2205 Australia
           Telephone (02) 9567 0401
           Facsimile   (02) 9597 7773
      Email:  [email protected]
        Web: www.macnaught.com.au

Accuracy

+ / - 0.5% of Reading

Type

Oval Gear

Flowrate

1 Ltr -30 Ltr (0.8 - 21.1 US Gal) per minute

Maximum Pressure

6900kPa / 1000psi / 69 Bar

Suitable for use with :

Engine Oil, Diesel Oil, Automatic Transmission Fluid (Maximum Viscocity SAE140),

Ethelene Glycol Based Anti-Freeze / Anti-Boil mixture (Max 50% water)

Wetted Materials

Acetal, Aluminium, Steel, Nitrile Rubber

Battery Type

2 x AAA Alkaline

Resettable Totalizer

99999.9 ( ltr or gal )

Non-Resettable Totalizer

999999 ( ltr or gal )

Connections

1/2" BSP or  1/2" NPT 

Maximum Temperature

55 deg C (131 deg F)

Minimum Temperature

-5 deg C ( 23 deg F )

macnaught warranty

1.  Macnaught Pty Ltd (“Macnaught”) warrants that all products manufactured by Macnaught

and/or supplied

by Macnaught under the “Macnaught” brand, exluding M-Series positive displacemnt meters (“Meters”) and components
subject to wear, will be free from any defects caused by faulty materials or workmanship (“Warranty”) for a period of 5
years from the date of purchase of the product.
2.  For products (exluding Meters) which carry the “Macnaughtdesign”endorsement, an additional Warranty period of 5 years
applies to all mechanical components (exluding electronic and electrical components), giving a total Warranty period of 10
years.
3.  For Meters, the Warranty period is 12 months from the date of purchase of the product.
4.  For components contained in all products which are usually subject to wear from normal operation of the products (such
as o-rings, seals, springs, hoses and battaries), the Warranty period is 12 months from the date of purchase of the relevant
product.
5.  For products and componenets which are not manufactured by Macnaught and are supplied by Macnaught under a brand
name other than “Macnaught”, the Warranty period is the longer of 12 months from the date of purchase of the relevant
product and the period of the manufacturer’s warranty.
6.  The warranties contained in clauses 1, 2, 3, 4 and 5 above are conditional on the purchaser, during the relevant Warranty
period:

a.  delivering to Macnaught a detailed notice setting out full details of any defect in any product and

       details of the date and place of purchase (together with copies of purchase receipts and/or
      other supporting documents), and

b.  at the purchaser’s own cost, returning the defective product to the nearest

                               authorised Macnaught service centre.
7.  Subject to compliance by the purchaser with clause 6, Macnaught shall, at its option, repaire or replaice any product
or component found defective by its inspection by reason of faulty materials or workmanship of Macnaught.
8.  This Warranty does not cover the failure of products, parts or components which, in the sole judgment of the Macnaught,
arises other than from faulty materials or workmaship of Macnaught, incuding misuse, abrasion,corrosion, negligence,
accident, substitution of non-Macnaught parts, unauthorised modification, improrer use, storage or handling, faulty instal-
lation or tampering by the purchaser or any third party.
9.  If Macnaught’s inspection discloses no defect in material or workmanship, repair or replacement and return (at
Macnaught’s sole option) will be made at customary charges, which will be advised to the purchaser.
10.  Macnaught’s liability and the purchaser’s rights under this Warranty shall be limited to the repair or replacement of
defective products or components and particular, shall not extend to any direct, special, indirect or consequential damage
or losses of any other warranties.
11.  The foregoing Warranty supersedes, voids and is in lieu of any other warranties.
This Warranty does not form part of, nor does it constitute, a contract between Macnaught and the end-user or purchaser.
It is additional to any warranty given by the seller of the products. This Warranty does not exlude, limit, ristrict or modify
the non-excludable rights or remedies conferred upon the end-user or purchaser, or the non-excludable duties or liabilities
imposed on the seller or Macnaught, by Part V, Division 2, 2A, and Part VA of the Trade Act1974 (Commonwelth) or other

rights conferred on the end-user or purchaser or duties or liabilities imposed upon Macnaught.

Summary of Contents for IM50

Page 1: ...ht Service Centre or Macnaught P L IMPORTANT INFORMATION The Macnaught IM50 Positive displacement flowmeter have incorporated the oval rotor principal into its design This has proven to be a highly re...

Page 2: ...Remove the 8 x philips head screws 1 from the meter cover 2 Remove the meter cover 2 and o ring 3 3 Remove both rotors 4 4 Clean and inspect all parts Replace any suspect worn or damaged components N...

Page 3: ...oint 25 change non resetable accumulative total units 26 change non reset accumulative total decimal point 22 change batch total decimal point 27 change K factor 31 change flowrate units 32 change flo...

Page 4: ...1 1 decimal place 27 K FACTOR kFac 27 normal setting is 112 00 pulses b Press RESET 7 times kFac 27 will appear c Press and hold down RESET for 2 seconds program will appear d To change the K factor...

Page 5: ...ds program will appear e Press RESET to select sleep setting no sleep sleep 5 f Press and hold down RESET until program disappears to accept setting f Press and hold down RESET until program disappear...

Page 6: ...AGNOSTICS dIA 7 diagnostic mode b Press the DISP button 5 times to reach dIA 7 c Press RESET dIA 71 will appear d Press and hold down RESET for 2 seconds Program will appear then all the segments shou...

Page 7: ...7 NOTES...

Page 8: ...re not manufactured by Macnaught and are supplied by Macnaught under a brand name other than Macnaught the Warranty period is the longer of 12 months from the date of purchase of the relevant product...

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