Dle 55RA User Manual

1DLE-55RAOperator’s ManualSpecifications55.6 cc [3.4 cu. in.]5.5 HP / 8,500 rpm1,500 rpmElectronic Ignition 22u8, 22u10, 23u8, 23u10CM6(Gap) 0.0

1010. Install the muffl er onto the engine. Be sure to use threadlocker.11. Cut all necessary clearance, carburetor adjustment, cooling, and exhaust ho

114. Place the propeller on the crankshaft at the 1 o’clock position.5. Mark the location of one of the outer holes while the propeller is in the top

128. Drill the remaining three holes in the propeller. In order to achieve a clean opening on both sides of the propeller, drill only half way through

13 10 . After starting, let the engine idle for 30 to 45 seconds. Open and close the throttle slowly until the engine runs smoothly at idle and at f

14Engine TroubleshootingIf your engine fails to start after the preceding starting procedures please check the following.Symptom Diagnosis FixEnginedo

15Adjustment of the EngineEach DLE Engine has been factory preset. However, elevation changes will infl uence the performance of the carburetor. To obt

16High Speed Needle AdjustmentTurning the High-Speed Needle (No.5) clockwise will lean the fuel/air mixture at high speeds. Turning the High-Speed Nee

17Problem1. Engine stops at full throttle.2. Engine hesitates when accelerated rapidly.3. The engine will not come up to full rpm at full throttle.Sol

18Optional Mini TachometerAn optional Digital Tachometer (DLEG5525) is available that can be directly connected to the ignition and display the RPMs o

19

2Parts List(1) DLE-55RA Gas Engine w/carb(1) CM6 Spark Plug with spare ignition wire spring(1) Muffl er w/gasket(2) 5x20mm SHCS (muffl er mounting)(

20Warranty InformationThe DLE-55RA has a two year limited warranty through Hobby Services beginning at date of purchase.Contact UsHobby Services3002 N

214.06 in. [103 mm] 2.68 in. [68 mm]4.92 in.[125 mm]

22

23Replacement PartsKeyNo.Optional Parts (not shown)StockNo. Description 1 DLEG5701 55RA-N1 Propeller Drive Washer 2 DLEG5702 55RA-N2 Propeller

DLE-55RA Mounting Pattern2.60 in.[66 mm]2.76 in. [70 mm]3.54 in. [90 mm]

3back to the engine and serious damages may occur during the break-in period. Break-in should be considered about the fi rst 3-5 gallons you run throug

4this by running the engine at idle until it quits by running out of fuel. Keeping gasoline inside the carburetor over an extended period of time will

5Installation InstructionsPrepare the engine for installation1. Check to see that all screws and bolts are tight. Check carefully for any cracks, brok

64. Connect the ignition module battery to the kill switch. Any 4.8-8.4V, 1000 mAh and above capacity battery will work well for this. Use heat shrin

7Ignition Wire(To Spark Plug)Ignition Control Switch Wire (To On/Off Switch)Pick-UpSensor Wire(To SensorOn Engine)Tachometer Lead/RPM Signal OutputELE

83. Install the fuel tank in the airframe. Use only gasoline-safe fuel lines and a gasoline safe fuel tank stopper. One line should go to the carburet

96. Install the choke servo (optional) at least 305mm [12"] away from the engine. Be sure to use a non-metallic linkage.7. Install the ignition