NCE SW9-SR Manual Download Page 4

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Install an NCE SW9-SR mobile Decoder into an P2K SW1500 switcher.

Page 4 of 14

Next remove all wires that are soldered to the original printed circuit board. I just touched the solder
iron tip to the solder pads and the wires came off easily.

Summary of Contents for SW9-SR

Page 1: ...noting that the manufacturer of this locomotive LifeLike did have the forethought to make a removable section of the lead weight at the front to allow space for a small decoder This section attaches t...

Page 2: ...Install an NCE SW9 SR mobile Decoder into an P2K SW1500 switcher Page 2 of 14 NCE s solution to limited space is the NCE SW9 SR mobile Decoder that replaces the original PCB light...

Page 3: ...of this project is removing the shell from the chassis of the switcher See instructions included with the P2K locomotive switcher Remove both front and rear gear boxes couplers first Basically there a...

Page 4: ...R mobile Decoder into an P2K SW1500 switcher Page 4 of 14 Next remove all wires that are soldered to the original printed circuit board I just touched the solder iron tip to the solder pads and the wi...

Page 5: ...te LED a resistor is not required as a 1K current limiting resistor is already included by NCE on the decoder board Use heat shrink tubing to insulate the leads from the chassis Solder the anode long...

Page 6: ...Install an NCE SW9 SR mobile Decoder into an P2K SW1500 switcher Page 6 of 14...

Page 7: ...the simple convenience of not having to take the cab apart to access the rear bulb NCE has also supplied connections for an additional output 3 for a 12 14 volt bulb such as a rotating beacon or stro...

Page 8: ...Install an NCE SW9 SR mobile Decoder into an P2K SW1500 switcher Page 8 of 14 needs require So far I have not found the current maintaining capacitor to be necessary...

Page 9: ...all an NCE SW9 SR mobile Decoder into an P2K SW1500 switcher Page 9 of 14 The photo below was provided by NCE to demonstrate where to make the positive and negative connections for a keep alive capaci...

Page 10: ...the keep alive capacitor in the freight car Should you not use the keep alive option immediately just coil the wires up and place them on the exterior rear platform of the Switcher The extra length o...

Page 11: ...an NCE SW9 SR mobile Decoder into an P2K SW1500 switcher Page 11 of 14 I also repeated this project using a second SW1500 Switcher The second time around only took 3 to 4 hours easily completed in an...

Page 12: ...NCE decoder instructions Info from NCE P2K SR manual Start Voltage CV2 Vstart This is the amount of voltage sent to the motor when first starting up We set CV2 so the locomotive is almost able to mai...

Page 13: ...ave smaller increases in motor speed through the lower speed ranges Then as you hit the upper speed ranges there will be larger increases between speed steps If you set Vstart larger than 0 you ll wil...

Page 14: ...CV 3 Acceleration Rate 24 CV 4 Deceleration Rate 12 Torque control CVs CV 116 4 Kick rate CV 117 25 Kick strength CV 95 2 Reverse trim These CVs of course may require different settings on another loc...

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