New Shapeoko Pro XXL X axis travel problem

I just completed my machine assembly and everything is working except the X axis is not physically traveling the full 850mm, it is only moving half the distance. I have sent the correct machine and spindle configuration to the machine. I have checked the belt tension and it is correctly tensioned. I am running Carbide Motion (CM) build 551.

I installed a dial indicator in the spindle and jogged the X axis .100 inch. The readout in CM indicated a .100 inch move but the indicator registered a .050 inch move. I tried multiple distances and the machine only moved half the requested distance. Any Ideas?

Try sending the configuration again. If that does not work then go to the MDI and send $$ and then in the log will be the output. Copy that and post here. Sounds like the setup of the stepper motor is set wrong. There are settings that determine the number of steps the stepper motor needs to turn to go 1MM.

2 Likes

Thanks for the $$ tip. I think it is something along those lines also. I’ve I will try and capture the log file tomorrow and post it. I ran a test program with 1 inch diameter circles, discovered that the machines is naturally adept at making obrounds:)

Here’s the file.

$$
$0=10
$1=255
$2=0
$3=5
$4=0
$5=0
$6=0
$10=255
$11=0.020
$12=0.010
$13=0
$20=0
$21=0
$22=1
$23=0
$24=100.000
$25=2000.000
$26=25
$27=3.000
$30=1000
$31=0
$32=0
$100=40.000
$101=40.000
$102=200.000
$110=10000.000
$111=10000.000
$112=1000.000
$120=500.000
$121=500.000
$122=270.000
$130=845.000
$131=850.000
$132=95.000
ok
N0 G4P0.5
ok
$#
[G54:0.000,0.000,0.000]
[G55:0.000,0.000,0.000]
[G56:0.000,0.000,0.000]
[G57:0.000,0.000,0.000]
[G58:0.000,0.000,0.000]
[G59:0.000,0.000,0.000]
[G28:0.000,0.000,0.000]
[G30:0.000,0.000,0.000]
[G92:0.000,0.000,0.000]
[TLO:0.000]
[PRB:0.000,0.000,0.000:0]
ok
$G
[GC:G0 G54 G17 G21 G90 G94 M5 M9 T0 F0 S0]
ok

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