Rail King GP-20 Diesel Engine Operator's Manual
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Rail King GP-20 Diesel Engine Operator's Manual

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Compatibility
This engine will operate on any traditional
O-31 Gauge track system, including
M.T.H.'s RealTrax
traditional tubular track. It is also compatible
with most standard AC transformers. (See
page 21 for a complete list of compatible
transformers and wiring instructions.)
PLEASE READ BEFORE USE AND SAVE
GP-20 Diesel
Engine
OPERATOR'S MANUAL
®
™
or ScaleTrax
or

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Summary of Contents for Rail King GP-20 Diesel Engine

  • Page 1 GP-20 Diesel Engine OPERATOR’S MANUAL Compatibility This engine will operate on any traditional O-31 Gauge track system, including ® ™ M.T.H.’s RealTrax or ScaleTrax traditional tubular track. It is also compatible with most standard AC transformers. (See page 21 for a complete list of compatible transformers and wiring instructions.) PLEASE READ BEFORE USE AND SAVE...

  • Page 2: Table Of Contents

    Table of Contents Set Up Checklist....................3 Lubrication.....................3 Priming The Smoke Unit............... 3 Checking The Battery................4 Basic Operation....................5 Activating Features................5 Proto-Sound 2.0 Operating Instructions............7 Activating Proto-Sound 2.0 Conventional Mode Features....7 Freight Yard Sounds (FYS)..............8 Proto-Coupler® Operation..............9 Speed Control..................

  • Page 3: Set Up Checklist

    (see Fig. 3). Failure either to add fluid to the unit or to turn it off may damage the smoke unit heating element and/or wicking material. RailKing GP-20 Diesel Engine...

  • Page 4: Checking The Battery

    You may find, if your locomotive was built several months before you set it up, that the rechargeable battery has run down and needs to be charged before operating. If you notice that the sounds are garbled, test and charge the engine as described in the "Self-Charging Battery Back-Up" on page 15. RailKing GP-20 Diesel Engine...

  • Page 5: Basic Operation

    Neutral cycle neutral-forward-neutral-reverse with Reverse Forward each press and release of the direction button. The engine is programmed to Neutral restart in neutral each time the track voltage is turned off for 25 seconds or more. RailKing GP-20 Diesel Engine...
  • Page 6 To adjust the volume of all sounds made by this engine, turn the master volume control knob located next to the fuel tank clockwise to increase the volume and counter-clockwise to decrease the volume. Proto-Sound 2.0 Volume Adjustment Knob Figure 4: Manual Volume Adjustment Knob RailKing GP-20 Diesel Engine...

  • Page 7: Activating Proto-Sound 2.0 Conventional Mode Features

    Fire the Front Coupler 1 Bell, 4 Whistles 1 Whistle, 2 Bells (From Neutral Only) Speed Control On/Off Lock into a Direction/Unlock 1 Whistle, 3 Bells Reset to Factory Defaults 1 Whistle, 5 Bells (From Neutral Only) RailKing GP-20 Diesel Engine...

  • Page 8: Freight Yard Sounds (Fys)

    Bell and Horn buttons and can ring the bell or blow the horn as usual. Operator Direction Direction Direction Direction Bell Horn Horn Controls When Bell Turns Off Sound System Cued to Play Passenger Sequence Sequence Sequence Sequence Station Announcements (FYS) RailKing GP-20 Diesel Engine...

  • Page 9: Proto-Coupler® Operation

    Horn button, allowing approximately ½ second to lapse between each quick button press. The sound of the liftbar and air line depletion will play, and the knuckle will be released. Fire Horn Horn Horn Rear Bell Coupler RailKing GP-20 Diesel Engine...

  • Page 10: Speed Control

    Each time you shut down the engine completely, it will automatically turn speed control on. Speed Control Two Horn Blasts Place Bell Bell Horn Engine into (indicates change is made) Neutral Repeat to Return to Normal Condition RailKing GP-20 Diesel Engine...

  • Page 11: Locking Locomotive Into A Direction

    • Cab Chatter plays at random intervals when the engine idles in neutral. • Engine Start-up and Shut-down sounds play when the engine is initially powered on or is powered off for five seconds or more. RailKing GP-20 Diesel Engine...

  • Page 12: Maintenance

    (in the truck block) with grease. 4. Reassemble the truck and motor, being careful not to pinch any wires between the truck block and motor mount. RailKing GP-20 Diesel Engine...

  • Page 13: Cleaning The Wheels, Tires And Track

    Thereafter, keep an eye on the track and clean it when it gets dirty to ensure good electrical contact and to lengthen the life of the tires. RailKing GP-20 Diesel Engine...

  • Page 14: Traction Tire Replacement Instructions

    5. Reassemble in the reverse order. One set of replacement tires is packaged with your model. Additional sets are available directly from the M.T.H. Parts Department (order online: www.mth-railking.com, e-mail: parts@mth-railking.com; mail: 7020 Columbia Gateway Drive, Columbia MD 21046-1532, FAX: 410-381-6122). RailKing GP-20 Diesel Engine...

  • Page 15: Headlight Replacement Instructions

    Test: Put the engine in neutral and leave the track voltage at 10-12 volts (high enough for the lights to shine brightly and the engine to move steadily) for 15 minutes. RailKing GP-20 Diesel Engine...

  • Page 16: Protosmoke® Unit Operation

    The smoke unit is essentially a small heating element and wick that soaks up and then heats a mineral oil-based fluid that emits a Figure 10: Adding Smoke Fluid RailKing GP-20 Diesel Engine...
  • Page 17 Figure 11 : Smoke Unit Inspection replaced. Replacement parts and wick replacement instructions are available directly from the M.T.H. Parts Department (order online: www.mth-railking.com, e-mail: parts@mth-railking.com; mail: 7020 Columbia Gateway Drive, Columbia MD 21046-1532, FAX: 410-381-6122). RailKing GP-20 Diesel Engine...

  • Page 18: Troubleshooting Proto-Sound® 2.0 Problems

    Do NOT use oil. The coupler does not fire or stay The coupler needs to be cleaned. coupled. Wipe with denatured alcohol (not rubbing alcohol) and let dry. RailKing GP-20 Diesel Engine...
  • Page 19 Because there are a limited number of sound clips available in each FYS sequence, it is probable that some of these sound clips will be repeated from time to time. RailKing GP-20 Diesel Engine...
  • Page 20 FYS cycle. of FYS after fourth press of the Wait at least 30 seconds in each FYS direction button. sound clip before pressing the direction button. RailKing GP-20 Diesel Engine...

  • Page 21: Transformer Compatibility And Wiring Chart

    Standard Lionel SW Unknown 130-Watt Standard Lionel TW 8-18v 175-Watt Standard Lionel ZW A,B,C or D 8-20v 275-Watt Standard Lionel Post-War A,B,C or D Common 0-20v 135/190 Watt Electronic Celebration Series ZW * Conventional Mode Only RailKing GP-20 Diesel Engine...

  • Page 22: Additional Features Accessible With The Dcs Remote Control System

    Direction Control Set Up-User can set initial individual start-up direction (start in forward or reverse) for double-heading operations • Locomotive Consist Set-up-User can determine locomotive values for consist make-ups, allowing multiple locomotives belonging to a consist to operate together RailKing GP-20 Diesel Engine...

  • Page 23: Service & Warranty Information

    Authorized Service Center, contact that Center for their return authorization. This warranty gives you specific legal rights, and you may have other rights that vary from state t o state. Service Department M.T.H. Electric Trains 7020 Columbia Gateway Drive Columbia MD 21046-1532 RailKing GP-20 Diesel Engine...
  • Page 24 978-532-1615 860-646-0610 MUNSTER www.netrains .com bobbell@nehobby.com 219-838-9999 yorktrains@aol.com MICHIGAN DELAWARE BRASSEUR ELECTRIC TRAINS INC. K R R B MODEL TRAINS IN C . SAMUELSON'S TRAIN SHOP SAGINAW NEWARK VALPARAISO 517-793-4753 302-292-2779 219-462-2708 bob@traindoctor.com info@krrb.com www.traindoctor.com www.krrb.com RailKing GP-20 Diesel Engine...
  • Page 25 440-277-4488 www.trainsltd.com klogar@erienet.net HOBBY SHOP www.clearviewtrainandhobby.com MATAWAN THE ROUNDHOUSE & BACKSHOP 732-583-0505 CARY PENNSYLVANIA hobbyshopnj.com 919-465-0810 FAIRCHANCE PHARMACY FAIRCHANCE OHIO ATLANTIC RAILS 724-564-7817 mthdealer@aol.com HAMMONTON DIXIE UNION STATION 609-567-8490 MASON www.hhs.net/fairchance bobcap@pics.com 513-459-0460 www.atlanticrails.com rockylane@core.net www.dixieunionstation.com RailKing GP-20 Diesel Engine...
  • Page 26 215-698-7266 LOCUST GROVE TRAINS LOCUST GROVE CHESTNUT TOYBOX 540-854-8955 PHILADELPHIA lgtrains@aol.com 215-545-0455 www.locustgrovetrains.com chestnuttoy@earthlink.net WEST VIRGINIA THE CABOOSE PATRICK'S TRAINS LEHIGHTON WHEELING 570-386-5352 304-232-0714 www.thecaboosehobbies.com trains@patstrains.com victen@ptd.net www.patstrains.com SOUTH CAROLINA EMERALD TRAIN & HOBBY GREENWOOD 864-223-2247 RailKing GP-20 Diesel Engine...
  • Page 27 GP-20 Diesel Engine OPERATOR’S MANUAL Compatibility This engine will operate on any traditional O-31 Gauge track system, including ® ™ M.T.H.’s RealTrax or ScaleTrax traditional tubular track. It is also compatible with most standard AC transformers. (See page 21 for a complete list of compatible transformers and wiring instructions.) PLEASE READ BEFORE USE AND SAVE...
  • Page 28 Table of Contents Set Up Checklist....................3 Lubrication.....................3 Priming The Smoke Unit............... 3 Checking The Battery................4 Basic Operation....................5 Activating Features................5 Proto-Sound 2.0 Operating Instructions............7 Activating Proto-Sound 2.0 Conventional Mode Features....7 Freight Yard Sounds (FYS)..............8 Proto-Coupler® Operation..............9 Speed Control..................

  • Page 29: Set Up Checklist

    (see Fig. 3). Failure either to add fluid to the unit or to turn it off may damage the smoke unit heating element and/or wicking material. RailKing GP-20 Diesel Engine...

  • Page 30: Checking The Battery

    You may find, if your locomotive was built several months before you set it up, that the rechargeable battery has run down and needs to be charged before operating. If you notice that the sounds are garbled, test and charge the engine as described in the "Self-Charging Battery Back-Up" on page 15. RailKing GP-20 Diesel Engine...

  • Page 31: Basic Operation

    Neutral cycle neutral-forward-neutral-reverse with Reverse Forward each press and release of the direction button. The engine is programmed to Neutral restart in neutral each time the track voltage is turned off for 25 seconds or more. RailKing GP-20 Diesel Engine...
  • Page 32 To adjust the volume of all sounds made by this engine, turn the master volume control knob located next to the fuel tank clockwise to increase the volume and counter-clockwise to decrease the volume. Proto-Sound 2.0 Volume Adjustment Knob Figure 4: Manual Volume Adjustment Knob RailKing GP-20 Diesel Engine...

  • Page 33: Activating Proto-Sound 2.0 Conventional Mode Features

    Fire the Front Coupler 1 Bell, 4 Whistles 1 Whistle, 2 Bells (From Neutral Only) Speed Control On/Off Lock into a Direction/Unlock 1 Whistle, 3 Bells Reset to Factory Defaults 1 Whistle, 5 Bells (From Neutral Only) RailKing GP-20 Diesel Engine...

  • Page 34: Freight Yard Sounds (Fys)

    Bell and Horn buttons and can ring the bell or blow the horn as usual. Operator Direction Direction Direction Direction Bell Horn Horn Controls When Bell Turns Off Sound System Cued to Play Passenger Sequence Sequence Sequence Sequence Station Announcements (FYS) RailKing GP-20 Diesel Engine...

  • Page 35: Proto-Coupler® Operation

    Horn button, allowing approximately ½ second to lapse between each quick button press. The sound of the liftbar and air line depletion will play, and the knuckle will be released. Fire Horn Horn Horn Rear Bell Coupler RailKing GP-20 Diesel Engine...

  • Page 36: Speed Control

    Each time you shut down the engine completely, it will automatically turn speed control on. Speed Control Two Horn Blasts Place Bell Bell Horn Engine into (indicates change is made) Neutral Repeat to Return to Normal Condition RailKing GP-20 Diesel Engine...

  • Page 37: Locking Locomotive Into A Direction

    • Cab Chatter plays at random intervals when the engine idles in neutral. • Engine Start-up and Shut-down sounds play when the engine is initially powered on or is powered off for five seconds or more. RailKing GP-20 Diesel Engine...

  • Page 38: Maintenance

    (in the truck block) with grease. 4. Reassemble the truck and motor, being careful not to pinch any wires between the truck block and motor mount. RailKing GP-20 Diesel Engine...

  • Page 39: Cleaning The Wheels, Tires And Track

    Thereafter, keep an eye on the track and clean it when it gets dirty to ensure good electrical contact and to lengthen the life of the tires. RailKing GP-20 Diesel Engine...

  • Page 40: Traction Tire Replacement Instructions

    5. Reassemble in the reverse order. One set of replacement tires is packaged with your model. Additional sets are available directly from the M.T.H. Parts Department (order online: www.mth-railking.com, e-mail: parts@mth-railking.com; mail: 7020 Columbia Gateway Drive, Columbia MD 21046-1532, FAX: 410-381-6122). RailKing GP-20 Diesel Engine...

  • Page 41: Headlight Replacement Instructions

    Test: Put the engine in neutral and leave the track voltage at 10-12 volts (high enough for the lights to shine brightly and the engine to move steadily) for 15 minutes. RailKing GP-20 Diesel Engine...

  • Page 42: Protosmoke® Unit Operation

    The smoke unit is essentially a small heating element and wick that soaks up and then heats a mineral oil-based fluid that emits a Figure 10: Adding Smoke Fluid RailKing GP-20 Diesel Engine...
  • Page 43 Figure 11 : Smoke Unit Inspection replaced. Replacement parts and wick replacement instructions are available directly from the M.T.H. Parts Department (order online: www.mth-railking.com, e-mail: parts@mth-railking.com; mail: 7020 Columbia Gateway Drive, Columbia MD 21046-1532, FAX: 410-381-6122). RailKing GP-20 Diesel Engine...

  • Page 44: Troubleshooting Proto-Sound® 2.0 Problems

    Do NOT use oil. The coupler does not fire or stay The coupler needs to be cleaned. coupled. Wipe with denatured alcohol (not rubbing alcohol) and let dry. RailKing GP-20 Diesel Engine...
  • Page 45 Because there are a limited number of sound clips available in each FYS sequence, it is probable that some of these sound clips will be repeated from time to time. RailKing GP-20 Diesel Engine...
  • Page 46 FYS cycle. of FYS after fourth press of the Wait at least 30 seconds in each FYS direction button. sound clip before pressing the direction button. RailKing GP-20 Diesel Engine...

  • Page 47: Transformer Compatibility And Wiring Chart

    Standard Lionel SW Unknown 130-Watt Standard Lionel TW 8-18v 175-Watt Standard Lionel ZW A,B,C or D 8-20v 275-Watt Standard Lionel Post-War A,B,C or D Common 0-20v 135/190 Watt Electronic Celebration Series ZW * Conventional Mode Only RailKing GP-20 Diesel Engine...

  • Page 48: Additional Features Accessible With The Dcs Remote Control System

    Direction Control Set Up-User can set initial individual start-up direction (start in forward or reverse) for double-heading operations • Locomotive Consist Set-up-User can determine locomotive values for consist make-ups, allowing multiple locomotives belonging to a consist to operate together RailKing GP-20 Diesel Engine...

  • Page 49: Service & Warranty Information

    Authorized Service Center, contact that Center for their return authorization. This warranty gives you specific legal rights, and you may have other rights that vary from state t o state. Service Department M.T.H. Electric Trains 7020 Columbia Gateway Drive Columbia MD 21046-1532 RailKing GP-20 Diesel Engine...
  • Page 50 978-532-1615 860-646-0610 MUNSTER www.netrains .com bobbell@nehobby.com 219-838-9999 yorktrains@aol.com MICHIGAN DELAWARE BRASSEUR ELECTRIC TRAINS INC. K R R B MODEL TRAINS IN C . SAMUELSON'S TRAIN SHOP SAGINAW NEWARK VALPARAISO 517-793-4753 302-292-2779 219-462-2708 bob@traindoctor.com info@krrb.com www.traindoctor.com www.krrb.com RailKing GP-20 Diesel Engine...
  • Page 51 440-277-4488 www.trainsltd.com klogar@erienet.net HOBBY SHOP www.clearviewtrainandhobby.com MATAWAN THE ROUNDHOUSE & BACKSHOP 732-583-0505 CARY PENNSYLVANIA hobbyshopnj.com 919-465-0810 FAIRCHANCE PHARMACY FAIRCHANCE OHIO ATLANTIC RAILS 724-564-7817 mthdealer@aol.com HAMMONTON DIXIE UNION STATION 609-567-8490 MASON www.hhs.net/fairchance bobcap@pics.com 513-459-0460 www.atlanticrails.com rockylane@core.net www.dixieunionstation.com RailKing GP-20 Diesel Engine...
  • Page 52 215-698-7266 LOCUST GROVE TRAINS LOCUST GROVE CHESTNUT TOYBOX 540-854-8955 PHILADELPHIA lgtrains@aol.com 215-545-0455 www.locustgrovetrains.com chestnuttoy@earthlink.net WEST VIRGINIA THE CABOOSE PATRICK'S TRAINS LEHIGHTON WHEELING 570-386-5352 304-232-0714 www.thecaboosehobbies.com trains@patstrains.com victen@ptd.net www.patstrains.com SOUTH CAROLINA EMERALD TRAIN & HOBBY GREENWOOD 864-223-2247 RailKing GP-20 Diesel Engine...

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