Saito FG-14B & FG-20 Owner's Operating Instruction Manual

Saito FG-14B & FG-20 Owner's Operating Instruction Manual

4-stroke gasoline engines

Advertisement

© 2010
Distributed exclusively by
Horizon Hobby, Inc.
4105 Fieldstone Road
Champaign, IL 61822
www.horizonhobby.com
17326
Printed 12/09
Saito
4-Stroke Gasoline Engines
Owner's Operating Instruction Manual
Model FG-14B & FG-20
Model FG-30 & FG-36
Warning:
Do not modify any parts of the engine
This engine is designed for use with radio control model aircraft
In case of modifications by the customer, Horizon Hobby Inc. shall not bear any
responsibility from any damage caused by such modification
Keep the ignition system well maintained
|
Version 2009

Advertisement

Table of Contents
loading

Summary of Contents for Saito FG-14B & FG-20

  • Page 1 ™ ™ Saito 4-Stroke Gasoline Engines Owner’s Operating Instruction Manual Model FG-14B & FG-20 Version 2009 Model FG-30 & FG-36 Warning: © 2010 • Do not modify any parts of the engine Distributed exclusively by • This engine is designed for use with radio control model aircraft Horizon Hobby, Inc.
  • Page 2: Table Of Contents

    Understanding the Saito Gas Carb for the FG-14B and FG-20 .......
  • Page 3: Fg-14B

    I N C L U D E D C O N T E N T S Contents Included Safety Precautions • Always use genuine Saito parts for replacements. This manual describes the engine and its Fg-14B general operating procedures. For mounting •...
  • Page 4 4 bolts. We highly result in damage to the engine and airframe. of threadlock is recommended. recommend the use of the included Saito Motor Mount, SAIG1495B for the FG-14B, or For break-in, Saito recommends the use of...
  • Page 5 • A mixture of high-quality 91 octane Saito recommends the use of a 5-cell battery cap, and cord (black and red) for connection to unleaded gasoline and a reliable high- • The use of fuel with up to 10% ethanol with a voltage of 6V and rated to a minimum a battery (not included). You will also need to...
  • Page 6 • Check to make sure the throttle barrel will Be sure to have a helper hold the model The carburetor on the Saito engine comes open and close completely. securely. with the low-speed needle adjusted to a basic •...
  • Page 7 It seemed only of the cat’s eye orifice on the needle valve natural that Saito would also lead the way to body in the FG-14B/20 carb will reveal a a more cost effective fuel alternative to glow miniscule opening;...
  • Page 8 Set the Low-Speed needle the throttle is opened. This indicates even more enjoyable. Make the investment. The baseline settings for all Saito carbs are • If during flight your engine has good a too-lean low-speed setting. Open...
  • Page 9 4 bolts. We highly care in balancing it. Vibration will reduce recommend the use of the Saito Motor Mount performance and can result in damage to the Remember to ensure cooling air passes by the (SAIG3095 for the FG-30 or SAIG3695 for engine and airframe.
  • Page 10 • A mixture of high-quality 91-octane Saito recommends the use of a 5-cell battery cap, and cord (black and red) for connection to unleaded gasoline and a reliable high- • The use of fuel with up to 10% ethanol with a voltage of 6V and rated to a minimum a battery (not included). You will also need to...
  • Page 11: Starting The Engine

    (prior to break-in) Ball-joint for linkage Also, make sure the engine test bench or aircraft is completely secure from movement. The carburetor on the Saito engine comes Low-Speed Needle Valve • Mount the engine on a strong, flat test Counter-clockwise direction Clockwise direction adjusted to a basic setting.
  • Page 12 F G - 3 0 / F G - 3 6 A D J U S T M E N T O F T H E C A R B U R E T O R F G - 3 0 / F G - 3 6 S T A R T I N G T H E E N G I N E Adjustment of the restart the engine with the throttle at a accelerate properly, open the low-speed...
  • Page 13: General Operating Procedures

    • V isually examine the piston and crankcase • Adjustment of the tappet is described you on maintenance issues. to find the likely cause of the engine's • The Saito engines are equipped with a in the “Valve/Tappet Gap Adjustment” mechanical problem. “breather” nipple. It is recommended that section. Carburetor Maintenance a length of Tygon-type tubing be attached Should you experience difficulty with the •...
  • Page 14: Valve/Tappet Gap Adjustment

    V A L V E / T A P P E T G A P A D J U S T M E N T Valve/Tappet Gap How to adjust Remove the plug and the rocker arm cover Adjustment and revolve the propeller slowly clockwise by After approximately one hour of operation, hand.
  • Page 15: Fg-14B Dimensions And Specifications

    F G 1 4 B / F G - 2 0 D I M E N S I O N S A N D S P E C I F I C A T I O N S F G - 1 4 B / F G - 2 0 D I M E N S I O N S A N D S P E C I F I C A T I O N S FG-14B Dimensions and Specifications FG-20 Dimensions and Specifications FG-14B Outside Dimensions (mm)
  • Page 16: Saito Fg-14B/Fg-20 Parts List

    F G - 1 4 B / F G - 2 0 E x P L O D E D V I E W F G - 1 4 B / F G - 2 0 P A R T S L I S T Saito FG-14B/FG-20 Parts List Saito FG-14B/FG-20 Exploded View...
  • Page 17: Fuel

    F G - 3 0 / F G - 3 6 D I M E N S I O N S A N D S P E C I F I C A T I O N S F G - 3 0 / F G - 3 6 D I M E N S I O N S A N D S P E C I F I C A T I O N S FG-30 Dimensions and Specifications FG-36 Dimensions and Specifications FG-30 Outside Dimensions (mm)
  • Page 18: Saito Fg-30/Fg-36 Parts List

    F G - 3 0 / F G - 3 6 E x P L O D E D V I E W F G - 3 0 / F G - 3 6 P A R T S L I S T Saito FG-30/FG-36 Parts List Saito FG-30/FG-36 Exploded View...
  • Page 19: Spark Plug

    P A R T S L I S T P A R T S L I S T Description FG-14B FG-20 FG-30 FG-36 DEScription FG-14B FG-20 FG-30 FG-36 Cylinder, Left G14B01 G2001 G3001 G3601 Valve-In/Out (pr) 91S46 125A46 120S46 G3646 Piston 10006 125A06 18006...
  • Page 20: Warranty Information

    W A R R A N T Y I N F O R M A T I O N Exclusive Warranty- Horizon Hobby, Inc., (Horizon) warranties that the Products purchased (the “Product”) will be free from defects in materials and workmanship for a period of 3 years from the date of purchase by the Purchaser. 3 Year Limited Warranty Horizon reserves the right to change or modify this warranty without notice and disclaims all other warranties, express or implied.
  • Page 21 Law: These Terms are governed by Illinois law (without regard to conflict of law principals). of payment. Horizon accepts money orders and cashiers checks, as well as Visa, MasterCard, American Express, and Discover cards. If you choose to pay by credit card, please include your Safety Precautions credit card number and expiration date. Any repair left unpaid or unclaimed after 90 days will be This is a sophisticated hobby Product and not a toy.
  • Page 22: Consumer Warranty And Repair Policy

    Consumer Warranty and Repair Policy Saito engines are guaranteed against workmanship and manufacturing defects for a period of 3 years from the original date of purchase. This warranty is limited to the original purchaser of the engine and is not transferable. Warranty repairs will not cover: •...

This manual is also suitable for:

Fg-30 & fg-36Fg-14bFg-20Fg-30Fg-36

Table of Contents