diff --git a/README.md b/README.md
index 92c54b1..3a12abb 100644
--- a/README.md
+++ b/README.md
@@ -68,6 +68,9 @@ See `docs/harness-v2` for wire harness diagram source for a new version, current
 ![Diagram of the azimuth main harness.](img/2-harness-main-az.png)
 *Diagram of the azimuth main harness.*
 
+![Diagram of the elevation main harness.](img/2-harness-main-el.png)
+*Diagram of the elevation main harness.*
+
 
 # Cable Harnesses
 See `docs/harness` for wire harness diagram source.
diff --git a/docs/harness-v2/harness-main-el.yml b/docs/harness-v2/harness-main-el.yml
new file mode 100644
index 0000000..845d92b
--- /dev/null
+++ b/docs/harness-v2/harness-main-el.yml
@@ -0,0 +1,65 @@
+# harness-main-el.yml
+# CC by SA 4.0 International
+# or GPLv3.
+# (C) 2022 Jeff Moe
+
+metadata:
+  title: 'Elevation Main  Harness'
+  description: 'Diagram of the elevation main harness.'
+  notes: 'The elevation main harness gets connected to...'
+options:
+  bgcolor: 'IV'
+  bgcolor_node: 'WH'
+  bgcolor_connector: 'WH'
+  bgcolor_cable: 'GY'
+  bgcolor_bundle: 'WH'
+  color_mode: 'FULL'
+  fontname: 'Arial'
+  mini_bom_mode: True
+
+connectors:
+  CONNECTOR_QD_MAIN_CONT_EL:
+    subtype: 'male'
+    pincount: 4
+    bgcolor: 'GYYE'
+# XXX check gender
+    notes: "Quick disconnect.\nBlack waterproof housing.\nBlue Tape Label.\nThree female, one male."
+  CONNECTOR_QD_MAIN_ROT_EL:
+    subtype: 'male'
+    pincount: 4
+    bgcolor: 'GYBN'
+# XXX check gender
+    notes: "Quick disconnect.\nBlack waterproof housing.\nBlue Tape Label.\nThree female, one male."
+  CONNECTOR_FERRULE:
+    type: Crimp ferrule
+    autogenerate: true
+    style: simple
+cables:
+  CABLE_QD_MAIN_CONT_EL:
+    wirecount: 4
+    colors: [WH, YE, BN, GN]
+    bgcolor: 'WH'
+    notes: "Hardwired to quick disconnect.\nNo jacket."
+  CABLE_QD_MAIN_ROT_EL:
+    wirecount: 4
+    colors: [WH, YE, BN, GN]
+    bgcolor: 'WH'
+    notes: "Hardwired to quick disconnect.\nNo jacket."
+  CABLE_MAIN_EL:
+    color_code: DIN
+    wirecount: 5
+    colors: [WH, BK, LB, OG, SR]
+    notes: "Main cable.\nBlack jacket.\n(2) 12 AWG \n(2) 20 AWG (?XXX)"
+    bgcolor: GY # Should be BK, but can't change font color XXX ?
+# XXX check
+# Pin 1 white: female top left. Pin 2 yellow: top right. Pin 3 brown: bottom left. Pin 4 green: bottom right.'
+connections:
+# EL Harness Connected to Controller
+  -
+    - CONNECTOR_QD_MAIN_CONT_EL: [1,2,3,4]
+    - CABLE_QD_MAIN_CONT_EL: [1,2,3,4]
+    - CONNECTOR_FERRULE
+    - CABLE_MAIN_EL: [1,2,3,4]
+    - CONNECTOR_FERRULE
+    - CABLE_QD_MAIN_ROT_EL: [1,2,3,4]
+    - CONNECTOR_QD_MAIN_ROT_EL: [1,2,3,4]
diff --git a/img/2-harness-main-el.png b/img/2-harness-main-el.png
new file mode 100644
index 0000000..ec90dc5
Binary files /dev/null and b/img/2-harness-main-el.png differ