TwoTrees TTS Series LCD & Limit Switch Kit Support

TwoTrees TTS Series LCD & Limit Switch Kit Intro

Ok, friends, it’s time to upgrade your TwoTrees TTS Series machines to add limit switches and an LCD.  This should be a pretty painless process, taking less than 15min to complete.

 

TwoTrees TTS Series LCD & Limit Switch Kit contents:

1. LCD
2. LCD bracket
3. LCD cable x2
4. Limit switch assembly x2
5. Limit switch cable x2
6. M4 screw & T Nut
7. M3 screw

 

TwoTrees TTS Series LCD & Limit Switch Kit FAQ

1. How do I need new firmware?
   • No, the firmware you have is already good to go
2. Do I need to buy anything else?
   • No, everything you need it in the kit already
3. Does this void my warranty?
   • There is no reason adding this upgrade should impact your warranty

Software

Lightburn Files:

lbset – This file is used to set up the machine parameters either after firmware flashing, or, to get to a known working state. It use it, In Lightburn, do

• Edit – Machine Settings – Load from File.
• After loading this file, click the Write button and watch for the message that confirms write was successful
• Close Machine Settings
• Power off TTS
• Power on TTS

TwoTrees TTS Series LCD & Limit Switch Kit Installation

Limit Switches

Step 1: Using the 2 supplied M4 screws and 2 T Nuts, attach Y Limit Switch in inside of left rail and connect the limit switch cable marked “Y Limit”

Step2: Remove the two screws from the left end of the X gantry

Step 3: Reuse the 2 screws to attach X Limit Switch to X gantry, and attached cable marked X limit

 

 

Step 4: On the control box, remove the two screws holding it to the frame 

Step 5: Remove rear control box plate by removing the 4 screws, one in each corner

Step 6: Run wires through hole in control box plate

Step 7: Connect X  limit cable to X limit port and Y limit cable to Y limit port

 

Now would be a good time to install the LCD cables as well

Step 8: Reverse steps to close box and reattach to frame

Step 9: Manage cables

 

LCD

Step 1: On the control box, remove the two screws holding it to the frame

Step 2: Remove rear control box plate by removing the 4 screws, one in each corner

Step 3: Run LCD cables through hole in the side of control box plate, close to the EXP1 and EXP2 ports

Step 4: Connect LCD cables to to the EXP1 and EXP2 ports

Mark cables to match EXP1 and EXP2

Step 5: Reverse steps to close box and reattach to frame

Step 6: Using the 4 supplied M3 screws LCD to LCD bracket, with EXP1 and EXP2 connectors on the left (when viewed from the rear)

Step 7: Using the 2 supplied M4 screws and T Nut, attach LCD bracket to frame, to the right of the control box

Step 8: Connect LCD cables to LCD, making sure to match marking from Step 4

 

 

Troubleshooting

1. The limit switch isn’t coming in contact with the module carrier/gantry roller
   • Press and hold the button on the limit switch, gently bend the arm of the limit switch out slightly from the free end, and test connection with the module carrier/gantry roller. 
2. The module is moving opposite of the direction is should
   • The lbset file was not loaded correctly.  See above for the correct file.