background image

Umbaubericht

Lokomotiven

 

LGB 20670 Track cleaning loco

Backfitting of a LGB “Track cleaning loco” with 3-pin-gear and an old DEG-electronic with a XL-
decoder. 
The base PCB will be removed completely, light roof and front building light will be modified. 

Pict.-1: LGB 20670 

Needed Parts:

 

1x 8150001 XL-Decoder 

Relais 24V / 5A (e.g. RTE24024 Schrack) with free-wheeling diode 

Miscellaneous cables 

Backfitting:

 

Remove rear (short) bonnet (Release 2 screws in the frontside). 
Remove crossing bonnet in front of the driver’s cab (Remove 2 screws below the stairs). 
Remove driver’s cab (2 screws in access ladder and 2 hidden in the fuel tank). 
Remove front (long) bonnet (1 screw before the cleaning block and 2 in the bracket of the cleaning 
block). 
On the porch PCB swap the red with the black cable (Motor turns against driving direction). 
(Who want’s a meeker cleaning don’t touch the cable and the cleaning motor turns with driving 
direction) 

 

Stand 15.04.2020

Seite 1 / 4

Summary of Contents for LGB 20670 Track cleaning loco

Page 1: ...llaneous cables Backfitting Remove rear short bonnet Release 2 screws in the frontside Remove crossing bonnet in front of the driver s cab Remove 2 screws below the stairs Remove driver s cab 2 screws in access ladder and 2 hidden in the fuel tank Remove front long bonnet 1 screw before the cleaning block and 2 in the bracket of the cleaning block On the porch PCB swap the red with the black cable...

Page 2: ... base PCB Remove base PCB complete Plug the rest of the 3 gear cables of XL decoder on the propulsion unit and assemble the gear Assemble the XL decoder and relais on the lead weight Connect cable like Pict 3 Connection plan Gear cable on M green G brown G white M yellow Cable of slider porch white LV brown Relais contact green Light rear on and LH Relais coil on and F3 Follow the polarity of diod...

Page 3: ...1 blinking with 0 5sec clock CV57 16 F2 coupled on F1 CV56 1 F2 switchable with key 1 CV113 129 F3 with key 1 for cleaning function on driving forward Check basic function Loco will drive forward and backward Light front rear glows depending on direction when turned on With Key 1 you can turn on the cleaning motor only forward Pict 4 Changes on the light PCB on the roof Stand 15 04 2020 Seite 3 4 ...

Page 4: ... any black cable of the last cable on F1 F2 Now you can check the remaining functions Interior light glow in both directions when turned on Yellow lamps on roof blinking alternately when key 1 on After successful check assemble the remaining parts Additional possibilities To clean the track on highly polluted tracks we recommend assembling of a voltage buffer 8151001 or a goldcap buffer 8151501 If...

Reviews: