Saito FA-170R3-D Instruction Manual
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Saito FA-170R3-D Instruction Manual

Multi-cylinder four-stroke engines
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Multi-Cylinder Four-Stroke Engines
I
M
NSTRUCTION
FA-170R3-D
•
FA-325R5-D
•
FA-450R3-D
•
ANUAL

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Summary of Contents for Saito FA-170R3-D

  • Page 1 Multi-Cylinder Four-Stroke Engines NSTRUCTION ANUAL FA-170R3-D • FA-325R5-D • FA-450R3-D •...

  • Page 2: Very Important

    VERY IMPORTANT: Failure to read and follow these instruc- tions before you proceed may result in engine damage and the voiding of your warranty...

  • Page 3: Safety Instructions

    Failure to do so may cause damage to the Saito This instruction manual has been engine and/or the airframe. Install developed to ensure optimum per-...
  • Page 4 NTRODUCTION DO NOT USE HANDS, FINGERS they do not fall into the propeller. OR ANY OTHER PART OF THE BODY TO STOP THE 4. Glow plug clips and cords are PROPELLER. kept away from the propeller. DO NOT THROW ANY OBJECT INTO A PROPELLER TO STOP 5.

  • Page 5: Support Equipment

    It’s important to be able to identi- • Igniting Glow Plugs — Your fy the parts of your Saito engines. glow plugs may be properly heat- In this manual you’ll find an ed by several different sources. exploded view of Saito...
  • Page 6 UPPORT QUIPMENT glow plug connectors and there’s terminal on the Ni-Cad battery. one black ground wire lead. Please refer to Fig. 1 The red glow plug leads should be d. The on-board battery system connected to one another via a may be activated in two ways.
  • Page 7 Please follow the instruc- invites injury. There are a variety tions included with the glow dri- of electric starters on the market. ver you’ve selected. The Hangar 9 12V heavy-duty Super Starter (HAN110) works perfectly on all Saito multi-cylin- der engines.
  • Page 8 REAK 1. Use a break-in fuel as REAK described in the ”Support The first run on any engine, Equipment” section, of whether 2-cycle or 4-cycle, is crit- this manual. ical to the future of the engine itself. During this time, metal 2.

  • Page 9: Starting The Engine

    TARTING THE NGINE 6. Check to make sure the glow TARTING THE NGINE plugs are not connected to the 1. Make sure the glow plugs are heat source (glow plug clip/lock- installed and tightened. ing socket). 2. Be sure the propeller is proper- Note: If an electric starter will be ly secured.
  • Page 10 TARTING THE NGINE NOTE: The priming process for the FA-170R3D is described as follows: For priming, inject the approxi- mate quantity of fuel (about 1-2 cc) into the carburetor with a syringe, etc. as illustrated. NOTE: the priming process for the FA-325R5D is described as follows: TART THE ENGINE...
  • Page 11 (two glow plugs per cylinder) of Saito engines. It’s only neces- 16. Initial break-in: sary to apply heat to the rear After the engine starts, open the plugs;...
  • Page 12 1. Start the engine and let it warm Soft mounting of Saito engines is up prior to attempting any adjust- not required due to low vibration ments. levels found in the Saito multi- cylinder engines.

  • Page 13: Normal Engine Operation

    The initial flight should be performed with the engine adjust- ed for a rich fuel mixture. 1. Your Saito engine should be securely mounted to the aircraft...

  • Page 14: Engine Maintenance

    Section. • Timing and cam gear alignment The multi-cylinder engines are should also be done by the Saito equipped with a breather nipple. Service Center. It’s recommended that a length of After approximately one hour of...

  • Page 15: Carburetor Maintenance

    XTENDED crankshaft several times. Store the engine in the box or on the air- NGINE To add longer life to your Saito plane with the nose down in order engine, we recommend the fol- to keep oil in the bearings.
  • Page 16 ROUBLESHOOTING YMPTOM AUSE ORRECTIVE CTION Engine fails to Start Low voltage on starting Replace/recharge the battery starting battery Bad glow plug(s) Inspect/Replace bad glow plugs Insufficient priming Repeat priming proce- dure “Flooded” due to Disconnect battery, excessive priming remove glow plugs and rotate propeller several times to “clear”...

  • Page 17: Propeller Selection

    Saito engine. Remember, it is imperative to balance each propeller prior to installation onto your Saito engine. Failure to do so may cause unwanted vibration in your aircraft. You will note a letter (A,B,C, etc.) stamped on the top of the motor mount.

  • Page 18: Engine Specifications

    NGINE PECIFICATIONS NGINE PECIFICATIONS ONSUMPTION 45cc per minute (15% Nitro, 15X8 propeller, full throttle) FA-170R3D FA-325R5D 75cc per minute (10% Nitro, 20X8 propeller, full throttle) 60cc per minute (15% Nitro, 22X10 propeller, full throttle) FA-450R3D Note: Measurements correct with chart. UTSIDE IMENSIONS I I t t e e m m s s...
  • Page 19 55 Impeller Fan — 325R5555 — 130 Muffler, Adapter Nut 170R130 — 450R3D130 56 Crank—Impeller — 325R556 — MAN Saito Twin Cylinder Manual — — — 57 Ball Bearing, Impeller Axle — 325R557 — 131 Throttle Valve Extension Adapter 170R131 — —...
  • Page 20 ARTS...
  • Page 21 ARTS...
  • Page 22 ARTS...

  • Page 23: Consumer Warranty And Repair Policy

    EPAIR OLICY • Damage due to use of improper fuel and/or glow plug Saito engines are guaranteed against • Damage due to lean runs such as workmanship and manufacturing rusted bearing, seized connecting defects for a period of 3 years from rod or piston, etc.
  • Page 24 Providing that Horizon Service Center warranty conditions have been Attn: Saito Warranty met, your engine will be repaired 4105 Fieldstone Road free of charge. Champaign, IL 619821 4.
  • Page 26 Exclusively Distributed by Horizon Hobby Distributors, Inc., Champaign, IL 61822 ©Copyright, 1998 Stock #SAIMAN1...

This manual is also suitable for:

Fa-325r5-dFa-450r3-d

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