Continues work on y-gantry docs

docs/lumen/y-gantry/index.md

@@ -1,16 +1,8 @@
-## Preparing front-left-leg
-- Remove any stringing from the 3D print with a heat gun
-- Insert 3x `m5-hex-nut` into the following regions
-	- 2x in bottom of the leg for customer-side `front-leg-extension` mounting 
-	![](img/front-leg-extension-mounting-nut1.png)
-	![](img/front-leg-extension-mounting-nut2.png)
-	- 1x near extrusion pocket for customer-side attachment of front-drag-chain-mount
- 	![](img/front-drag-chain-mount-nut.png)
-
-- Insert 1x `m5-nylock-hex-nut` into in the underside of `belt-tensioner-arm` mounting post
-	![](img/belt-tension-arm-nut.png)
-
 ## Preparing back-leg
+
+!!!info "Create 2x `back-leg` subassemblies per LumenPnP, one for each y-gantry-left/right, by following the steps below"
+
+
 - Remove any stringing from the 3D print with a heat gun
 - Insert an `m5-hex-nut` into the bottom of the `back-leg` 3D print
 	- Finger strength *should* be sufficient to install this fastener into position
@@ -20,12 +12,19 @@
 	![](img/back-leg-hex-nut2.png)
 
 ## Preparing y-gantry
+
+!!!info "Create 2x `y-gantry` subassemblies per LumenPnP, one for each y-gantry-left/right, by following the steps below"
+
+
 - Remove any stringing from the 3D print with a heat gun
 - Insert 6x `m5-hex-nut` into the following region
 	![](img/y-gantry-hex-nut.png)
 
 ## Preparing y-gantry stepper motor
-- Gather the following parts and toolls
+
+!!!info "Create 2x `y-gantry stepper motor` subassemblies per LumenPnP, one for each y-gantry-left/right, by following the steps below"
+
+- Gather the following parts and tools
 	- nema17-stepper-motor
 	- GT2-timing-pulley
 	- y-timing-pulley-spacer-jig
@@ -38,36 +37,10 @@
 	![](img/y-gantry-motor-prep2.png)
 	![](img/y-gantry-motor-prep3.png)
 
-## Install y-gantry stepper motor onto back-leg (left-side)
-- Install y1 cable onto y-gantry stepper motor 
-	![]()
-- Put 4x M3x8 bolts through the motor mounting holes on the back-leg print
-	![]()
-- Cable should be routed through the leg such that it exits towards the center of the machine
-	- Ensure no wires are being crushed or strained 
-	- Zip tie cable in place for strain relief
-	- Add a photo to indicate which way to route the cables per side - We need to clarify since everything is symmetrical.
- 	![]()
- 	![]()
-- Reference below picture for example of completed left back-leg
-	![]()
+## Preparing belt-tensioner-arm
 
-## Install y-gantry stepper motor onto back-leg (right-side)
-- Install Y2 cable onto y-gantry stepper motor
-	![]()
-- Put 4x M3x8 bolts through the motor mounting holes on the back-leg print
-	![]()
-- Cable should be routed through the leg such that it exits towards the center of the machine
-	- Ensure no wires are being crushed or strained 
-	- Zip tie cable in place for strain relief
-	- Add a photo to indicate which way to route the cables per side - We need to clarify since everything is symmetrical
-	![]()
-	![]()
-- Install 2x `extrusion-cable-clip` in position shown below to properly manage the stepper motor's cable
-	![]()
-- Reference below picture for example of completed right back-leg
+!!!info "Create 2x `belt-tensioner-arm` subassemblies per LumenPnP, one for each y-gantry-left/right, by following the steps below"
 
-## Preparing belt-tensioner-arm
 - Press an `M3-hex-nut` into the `belt-tension-arm` with the `arbor-press-jig`
 ![](img/tensioner-arm-m3-hex-nut-insertion.png)
 - Thread an `M3x16-bolt` all the way through the `belt-tension-arm`
@@ -95,13 +68,108 @@
 	- The bolt should, however, be tightened enough to eliminate lateral pulley movement within the `belt-tensioner-arm`
 
 	![](img/gt2-idler-pivot-bolt.png)
-
+
+## Create front-left-leg
+- Remove any stringing from the 3D print with a heat gun
+- Insert 3x `m5-hex-nut` into the following regions
+	- 2x in bottom of the leg for customer-side `front-leg-extension` mounting 
+	![](img/front-leg-extension-mounting-nut1.png)
+	![](img/front-leg-extension-mounting-nut2.png)
+	- 1x near extrusion pocket for customer-side attachment of front-drag-chain-mount
+ 	![](img/front-drag-chain-mount-nut.png)
+
+- Insert 1x `m5-nylock-hex-nut` into in the underside of `belt-tensioner-arm` mounting post
+	![](img/belt-tension-arm-nut.png)
+
 - Install the `belt-tensioner-arm` onto the `front-left-leg`
 	![](img/belt-tensioner-arm-asm-install.png)
 
 - Secure the `belt-tensioner-arm` onto the `front-left-leg` with a `M5x40-bolt`
 	- Avoid over tightening this bolt as the `belt-tensioner-arm` should be able to pivot freely without *much *resistance
+
 	![](img/belt-tensioner-pivot-bolt.png)
 
 - The completed `front-left-leg` should match the image shown below
 	![](img/complete-front-left-leg.png)
+
+## Install y-gantry stepper motor onto back-leg (left-side)
+- Install y1 cable onto y-gantry stepper motor 
+	![]()
+- Put 4x M3x8 bolts through the motor mounting holes on the back-leg print
+	![]()
+- Cable should be routed through the leg such that it exits towards the center of the machine
+	- Ensure no wires are being crushed or strained 
+	- Zip tie cable in place for strain relief
+	- Add a photo to indicate which way to route the cables per side - We need to clarify since everything is symmetrical.
+ 	![]()
+ 	![]()
+- Reference below picture for example of completed left back-leg
+	![]()
+
+## Install front-left-leg and back-leg onto aluminum extrusion 
+
+- Begin by inserting a `525mm-m3-t-nut-bar` into a piece of `600mm-alu-extrusion`
+	- There should be about 51.5mm between the end of the `525mm-m3-t-nut-bar` and the right-side end of the `600mm-alu-extrusion` after installation, but it needs to be slide aside in later steps so do not bother to make this perfect right now
+
+	![](img/install-tnut-bar.png)
+
+- Insert `front-left-leg` and `back-leg` onto 2x pieces of `600mm-alu-extrusion`
+	- The `525mm-m3-t-nut-bar` is oriented in the top-side groove of the uppermost `600mm-alu-extrusion`
+	- The extrusion pieces should be *fully* inserted into each leg
+
+	![](img/install-legs-onto-ext.png)
+
+- Bolt `back-leg` to `600mm-alu-extrusion`
+	- Insert 3x `m3-t-nut` into the `600mm-alu-extrusion` pieces before sliding each of them into alignment with the matching bolt holes on `back-leg`
+
+		![](img/back-leg-t-nut-insertion.png)
+
+	- Insert 3x `M5x10-bolt` into `back-leg` and thread the bolts into each corresponding `M3-t-nut` 
+
+		![](img/bolt-back-leg-to-ext.png)
+
+- Bolt `front-left-leg` to `600mm-alu-extrusion`
+	- Slide the `M3-t-nut-bar` out of the way *if needed*
+	- Insert an `M3-t-nut` into the upper channel of `600mm-alu-extrusion` 
+	- Align the `M3-t-nut` with the top-side bolt hole on `front-left-leg`  
+		
+		![](img/insert-front-leg-top-t-nut.png)
+		
+	- Insert a `M5x10-bolt` into the top-side bolt hole on `front-left-leg` and tighten it into the `M3-t-nut`
+		
+		![](img/insert-front-leg-top-m5x10-bolt.png)
+
+	- Slide 2x `M3-t-nut` into the the side channel of lower `600mm-alu-extrusion` and align them with the two bolt holes on `front-left-leg`
+		
+		![](img/insert-front-leg-bottom-t-nut.png)
+
+	- Insert 2x `M5x10-bolt` into the side bolt holes on `front-left-leg` and tighten each into the corresponding `M3-t-nut`
+		
+		![](img/insert-front-leg-side-t-nut.png)
+		
+- Compare the WIP `y-gantry-left` assembly to the image below after completing all previous steps, address any discrepancies as needed before proceeding onward
+
+	![](img/y-gantry-left-process-check1.png)
+
+## Install 550mm linear-rail onto y-gantry-left
+
+![](img/position-y-linear-rail.png)
+![](img/insert-y-rail-alignment-jig.png)
+![](img/install-11x-linear-rail-bolts.png)
+
+------------
+
+## Install y-gantry stepper motor onto back-leg (right-side)
+- Install Y2 cable onto y-gantry stepper motor
+	![]()
+- Put 4x M3x8 bolts through the motor mounting holes on the back-leg print
+	![]()
+- Cable should be routed through the leg such that it exits towards the center of the machine
+	- Ensure no wires are being crushed or strained 
+	- Zip tie cable in place for strain relief
+	- Add a photo to indicate which way to route the cables per side - We need to clarify since everything is symmetrical
+	![]()
+	![]()
+- Install 2x `extrusion-cable-clip` in position shown below to properly manage the stepper motor's cable
+	![]()
+- Reference below picture for example of completed right back-leg