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MR 5-30 or MR 5-30N Series
Owner's Manual
TABLE OF CONTENTS
General Information ....................2
Installation ..................................3
Operation ....................................3
Calibration ..................................4
Maintenance ...............................5
Troubleshooting ..........................6
Specifications .............................7
Illustrated Parts List ....................8
Great Plains Industries, Inc. is a member
of the Petroleum Equipment Institute.
Fuel Meter
To the owner...
Congratulations on receiving your GPI
MR 5-30 Meter. We are pleased to provide
you with a meter designed to give you
maximum reliability and efficiency.
Our business is the design, manufacture and
marketing of liquid handling, agricultural and
recreational products. We succeed because
we provide customers with innovative,
reliable, safe, timely and competitively-
priced products. We pride ourselves in
conducting our business with integrity and
professionalism.
We are proud to provide you with a quality
product and the support you need to obtain
years of safe, dependable service.
Victor Lukic, President
Great Plains Industries, Inc
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Summary of Contents for GPI MR 5-30 Series
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Page 1: Table Of Contents
MR 5-30 or MR 5-30N Series Fuel Meter Owner’s Manual To the owner… TABLE OF CONTENTS Congratulations on receiving your GPI General Information ....2 MR 5-30 Meter. We are pleased to provide Installation ........3 you with a meter designed to give you Operation ........3... -
Page 2: General Information
GENERAL INFORMATION 1. This meter is designed for use only with thin viscosity petro- The purpose of this manual is to leum fuels such as gasoline, assist you in installing, operating gasoline/ethanol blends at levels and maintaining your mechanical designated as "gasohol" (E10 fuel meter. -
Page 3: Installation
INSTALLATION 3. Remove two screws to release the counter assembly. (Figure 2) Before installing your meter, review FI GURE 2 the safety instructions given above. Examine your meter to make sure there are no visible signs of shipment damage. Plan your meter installation by reviewing the following procedures. -
Page 4: Calibration
flowrate is used. When topping other system components and there is no leakage. Promptly wipe spilled off the calibration container, use fuel from the meter’s exterior and a quick-open and quick-close other system components. method until the mark is reached. The large meter display represents 4. -
Page 5: Maintenance
MAINTENANCE The meter’s strainer should be 3. Wipe clean the inlet, housing, cleaned at regular intervals, espe- and O-ring groove. Coat the O- cially when low flow is detected. ring with oil or light grease. Make sure the O-ring is fully seated. Clean or Replace Strainer Replace the strainer. -
Page 6: Troubleshooting
TROUBLESHOOTING Symptom Probable Cause Corrective Action 1. Broken counter assembly. Replace counter. Meter counter does not operate. (Nor- mal fuel delivery) 2. Foreign material in counter Remove and clean counter assembly or nutator assembly. assembly or nutator assembly. 3. Broken nutator disc pin or Install new nutator assembly. -
Page 7: Specifications
SPECIFICATIONS Gallon Models Litre Models Unit of Measure U.S. Gallon Litre Flow Range 5 to 30 GPM 19 to 114 LPM Operating Temperature -20° F to 125° F -29° C to 52° C Typical Accuracy ± 2% ± 2% Type Nutating Disc Nutating Disc Housing Material... -
Page 8: Illustrated Parts List
ILLUSTRATED PARTS LIST Kits and Accessories Part No. Description 126530-09 Seal Kit - includes one housing O-ring and two fitting O-rings 126530-59 Seal Kit - ENP model 126530-08 Nutator Assembly Kit - includes hardware 126530-58 Nutator Assembly Kit - ENP model 126530-06 Bevel Gear Kit 126530-04 Gallon Counter Assembly Kit - includes counter assembly and hardware... - Page 9 Kits and Accessories, continued Part No. Description 126530-15 Fitting Kit for 1-inch BSPP (2 Fittings, 2 Fitting O-Rings, 1 strainer and hardware) 126530-16 Fitting Kit for 1-1/2 inch NPT (2 Fittings, 2 Fitting O-Rings, 1 strainer and hardware) 126530-66 Fitting Kit for 1-1/2 inch NPT, ENP model 126530-17 Fitting Kit for 1-1/2 inch BSPP (2 Fittings, 2 Fitting O-Rings, 1 strainer and hardware) 126530-67 Calibration Screw Kit - includes screw, washer O-ring...