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TINA2 Common Problems

Number	Failure Performance	Possible Cause of Failure	Troubleshooting
1	Failed to boot	The LCD display is off or black when powering on The adapter indicator is off when powering on	Troubleshooting Steps: Click Here Video: 20P Cable Troubleshooting Video: How to replace the 20P cable
2	The model is printed halfway without filament coming out The nozzle keeps moving but nothing comes out of the nozzle	1. Filament is tangled 2. Extruder not working 3. Fan not turning 4. Nozzle Clogged	Troubleshooting Steps: Click Here Video: Extruder Not Working Troubleshooting Video: Mainboard wiring decomposition Video: Adapter board wiring decomposition Video: How to replace the fan Video: How to determine if the nozzle is clogged Video: How to clean the nozzle Video: How to replace the nozzle
3	The screen shows “homing failed” X, Y, Z axes cannot return to the origin and hit the printer to make abnormal noises	1. Belt comes off 2. Motor Cable is loose or broken 3. Endstop Swith Cable is loose or broken 4. Endstop Swirch is broken	Troubleshooting Steps: Click Here Video: How to adjust the X belt Video: How to adjust the Y belt Video: Mainboard wiring decomposition Video: Homing Failed Troubleshooting
4	The screen shows “E1 Heating failed”	1. The heating wire is loose or falls off 2. The temperature measurement wire is loose or falls off 3. The 20P cable is loose or broken 4. Mainboard is broken	Troubleshooting Steps: Click Here Video: Nozzle Kit Disassembly Video: How to remove the nozzle kit Video: How to replace the nozzle kit Video: How to replace 20P cable
5	The nozzle gouge into the plate	1. Not sliced with Wiibuilder or our customized Cura 2. Proximity switch failure 3. The gap between the nozzle and the platform is too small	Troubleshooting Steps: Click Here Video: Proximity Switch Troubleshooting Video: How to adjust the height of the proximity sensor Video: Adjust z offset of WEEDO TINA2 Video: How to replace the proximity switch Video: Adapter board wiring decomposition
6	A pile of spaghetti of filament appear above your half formed model	1. The gap between the nozzle and the platform is too large 2. No supports added 3. Coupling is broken	Troubleshooting Steps: Click Here Video: How to adjust the height of the proximity sensor Video: Adjust z offset of WEEDO TINA2 Picture: Coupling Gap
	No three-point leveling before starting to print	Belt is loose or dropped	Troubleshooting Steps: Click Here Video: How to adjust the X belt Video: How to adjust the Y belt
7	The nozzle cannot be lowered to the platform during automatic leveling	1. Proximity switch failure 2. Coupling is broken	Troubleshooting Steps: Click Here Video: Proximity Switch Troubleshooting Video: How to adjust the height of the proximity sensor Video: Adjust z offset of WEEDO TINA2 Video: How to replace the proximity switch Picture: Coupling Gap
8	Print Doesn’t Stick to Print Bed First layer Warping	Caused by printing material cooling shrinkage	How to Fix: Click Here Video: Adjust z offset of WEEDO TINA2
9	The printed model is not in the middle of the platform	1. Choose wrong printer in the slicing Software 2. Not placed the model in the center when slicing 3. Endstop switch triggers early	1. Choose TINA2 in the slicing Software 2. Placed the model in the center when slicing 3. Clear endstop switch obstructions Video: Homing Failed Troubleshooting