Garmin RS-232 User Manual

Microflo-L™ Digital Fuel Management System with interface to LORAN-C and GPS receivers with RS-232 output format OPERATING MANUAL Single and Twi

9 6. After reaching the correct total usable fuel figure, press the ENTER/TEST button and the computer will store that number as full fuel. The word

10 Move the USED/REM toggle switch to the REM position. The system will display the fuel remaining on board. The pilot should confirm this figure wi

11 2.5 PARTIAL FUEL ADDED There are two methods to enter partial fuel: Ramping MethodAdd the amount of fuel from the refueling meter to the amount o

12 switch in the USED position and use the ENTER/TEST button to control the decrementing. Note: Adding or subtracting fuel by any method resets the f

13 3.1.5 NAUTICAL MILES PER GALLON Nautical miles per gallon is selected by rotating the rotary switch to the NM/GAL position. The information is s

14 3.2 WARNINGS 3.2.1 NOT ENOUGH FUEL When the rotary switch is in FUEL TO DEST. position, the information in the display window flashes if fuel on

15 3.3 BRIGHTNESS CONTROL The display brightness is controlled by the BRIGHT/DIM toggle switch. Moving the BRIGHT/DIM toggle switch to BRIGHT repe

16 5. ERROR MESSAGES ERROR 1: Dues to the necessity of Group 1 settings, if the Flow Meter is set to Operate Mode and the checksum of Group 1 is ba

17 6. CONFIGURATION DATA ENTRY Manual Entry Mode Ordinarily, the fuel flow indicator has been set up by the factory to match the K-factor of the s

18 Group 1: Generally, Group 1 is set up by the distributor and contains information defined by the part number. However, although functions are defi

1 TABLE OF CONTENTS 1. GENERAL DESCRIPTION...3 1.1 THE SYSTEM PROVIDES...

Locations of the switches for the Microflo are as follows: F A C E 19 P L A T E SW4 SW3 SW2 SW1 Component side of board Board Edge Each switch has

Manual Entry Mode There are two ways to access the Manual Entry Page. 1. Set Switches 1 and 2 to Entry Mode and power up. This allows access to bo

21 The values displayed can be adjusted with the ADD/FULL toggle switch. ADD increments the value, and FULL decrements the value. As you hold ADD or

22 5. The K-factor values displayed can be adjusted with the ADD/FULL toggle switch located at the lower right corner. ADD increments the value, an

23 Display Description*L xxxxx = Left K-factor (where xxxxx is valid from 0 to 20,000. These are in 10s. A setting of 1234 would be a K-factor o

24 7. SPECIFICATIONS Certification: TSO-C44a Maximum usable fuel: 1,800 gallons 6,822 liters 9,999 lbs 5,484 Kg @ 0.805 Kg/lit Maximum

25 COMPATIBLE RECEIVERS: ARNAV R15, R20, R21, R30, R40, R50, R50V, R50i, R5000, FMS5000, Star5000, FMS7000 BENDIX/KING KLN-35, KLN-89B, KLN-90, K

8. WARRANTY INFORMATION 6831 Oxford Street St. Louis Park, MN 55426 Limited Warranty Shadin warrants this instrument and system components t

27 No representative is authorized to assume any other liability for Shadin in connection with the sale or resale of Shadin’s products. If you do no

28 Digital Fuel Management System Data (Microflo-L) Part Number: __________________________ Serial Number: __________________________ Left/Sin

3.2.1 NOT ENOUGH FUEL...14 3.2.2 RESERVE FUEL WILL BE USED...

P/N OP91204-38E 6831 Oxford Street St. Louis Park, MN 55426-4412 U.S.A. Sales Tel: (800) 328-0584 Tech Support Tel: (800) 388-2849

3 Microflo-L™ Although not required by the FAA, it is recommended that this manual be attached to the FAA-approved Flight Manual, or always kept on b

4 1.1 THE SYSTEM PROVIDES 1.1.1 SPECIFIC RANGE Specific Range (NM/GAL) = Ground Speed (Kt.)/Fuel Flow per hour. This is an indication of how effici

5 1.1.5 FUEL FLOW The system provides a digital readout of the fuel per hour to a tenth of a gallon up to 100 gallons and to the nearest gallon above

6 1.2 SYSTEM COMPONENTS The system consists of three (3) basic units: the fuel flow transducer, the navigation receiver (Loran-C or GPS) and the pan

7 1.3 TEST FUNCTION Diagnostic software is built into the system. To activate it, press the ENTER/TEST button until all of the display digits fill

8 2. PREFLIGHT PROCEDURES MICROFLO-L is a fuel flow measuring system and NOT a quantity-sensing device. A visual inspection and positive determinat