diff --git a/api/default/error-501.json b/api/default/error-501.json
new file mode 100644
index 0000000..49c0d59
--- /dev/null
+++ b/api/default/error-501.json
@@ -0,0 +1,28 @@
+{
+    "name": "error-501",
+    "guide": "{{.SelfFolder}}/error-501.md",
+    "description": "503 error response",
+    "templates": [
+        {
+            "engine": "",
+            "folder": "{{.SelfFolder}}/{{.TemplateName}",
+            "file_name": "error-nnn.tmpl",
+            "output_folder": "",
+            "output_name": "",
+            "section": "",
+            "model": {
+                "activity": {
+                    "category": "OTHER"
+                }
+            }
+       }
+    ], 
+    "variables": [
+        {"label": "OpenAPI","source" :"","default":"","name":"openapi.type","type":"string","value":"path-responses"},
+        {"label": "OpenAPI","source" :"","default":"","name":"name","type":"string","value":"^/.*$"},
+        {"label": "OpenAPI","source" :"","default":"","name":"method","type":"string","value":"GET, POST, DELETE, PUT, PATCH"},
+        {"label": "OpenAPI","source" :"","default":"","name":"httpCode","type":"string","value":"501"},
+        {"label": "OpenAPI","source" :"","default":"","name":"ref","type":"string","value":""},
+        {"label": "OpenAPI","source" :"","default":"","name":"value","type":"string","value":"*CONTENT"}
+    ]
+}
diff --git a/api/default/error-501.md b/api/default/error-501.md
new file mode 100644
index 0000000..bd18613
--- /dev/null
+++ b/api/default/error-501.md
@@ -0,0 +1,6 @@
+# 501 Not Implemented
+
+The HTTP code 501 indicates that the server has not implemented this service at
+this path and for this method.
+
+For more information see [https://developer.mozilla.org/en-US/docs/Web/HTTP/Reference/Status/501](https://developer.mozilla.org/en-US/docs/Web/HTTP/Reference/Status/501)
diff --git a/api/default/error-501/error-nnn.tmpl b/api/default/error-501/error-nnn.tmpl
new file mode 100644
index 0000000..ddb131a
--- /dev/null
+++ b/api/default/error-501/error-nnn.tmpl
@@ -0,0 +1,10 @@
+{
+    "content": {
+	    "application/json": {
+		    "schema": {
+			    "$ref": "#/components/schemas/error-model"
+		    }
+	    }
+    },
+    "description": "The service is not implemented"
+}
\ No newline at end of file
diff --git a/api/default/error-503.json b/api/default/error-503.json
new file mode 100644
index 0000000..d4c9510
--- /dev/null
+++ b/api/default/error-503.json
@@ -0,0 +1,28 @@
+{
+    "name": "error-503",
+    "guide": "{{.SelfFolder}}/error-503.md",
+    "description": "503 error response",
+    "templates": [
+        {
+            "engine": "",
+            "folder": "{{.SelfFolder}}/{{.TemplateName}",
+            "file_name": "error-nnn.tmpl",
+            "output_folder": "",
+            "output_name": "",
+            "section": "",
+            "model": {
+                "activity": {
+                    "category": "OTHER"
+                }
+            }
+       }
+    ], 
+    "variables": [
+        {"label": "OpenAPI","source" :"","default":"","name":"openapi.type","type":"string","value":"path-responses"},
+        {"label": "OpenAPI","source" :"","default":"","name":"name","type":"string","value":"^/.*$"},
+        {"label": "OpenAPI","source" :"","default":"","name":"method","type":"string","value":"GET, POST, DELETE, PUT, PATCH"},
+        {"label": "OpenAPI","source" :"","default":"","name":"httpCode","type":"string","value":"503"},
+        {"label": "OpenAPI","source" :"","default":"","name":"ref","type":"string","value":""},
+        {"label": "OpenAPI","source" :"","default":"","name":"value","type":"string","value":"*CONTENT"}
+    ]
+}
diff --git a/api/default/error-503.md b/api/default/error-503.md
new file mode 100644
index 0000000..f05f49b
--- /dev/null
+++ b/api/default/error-503.md
@@ -0,0 +1,6 @@
+# 503 Service Unavailable
+
+The HTTP code 503 indicates that the server is not ready to handle the request.  This could be a temporary 
+or longer term issue.
+
+For more information see [https://developer.mozilla.org/en-US/docs/Web/HTTP/Reference/Status/503](https://developer.mozilla.org/en-US/docs/Web/HTTP/Reference/Status/503)
diff --git a/api/default/error-503/error-nnn.tmpl b/api/default/error-503/error-nnn.tmpl
new file mode 100644
index 0000000..7788426
--- /dev/null
+++ b/api/default/error-503/error-nnn.tmpl
@@ -0,0 +1,10 @@
+{
+    "content": {
+	    "application/json": {
+		    "schema": {
+			    "$ref": "#/components/schemas/error-model"
+		    }
+	    }
+    },
+    "description": "The service is unavailable"
+}
\ No newline at end of file
diff --git a/api/default/error-path.json b/api/default/error-path.json
index 84226f3..9a36d25 100644
--- a/api/default/error-path.json
+++ b/api/default/error-path.json
@@ -18,7 +18,7 @@
        }
     ], 
     "variables": [
-        {"label": "OpenAPI","source" :"","default":"","name":"openapi.type","type":"string","value":"path"},
+        {"label": "OpenAPI","source" :"","default":"","name":"openapi.type","type":"string","value":"path-responses"},
         {"label": "OpenAPI","source" :"","default":"","name":"name","type":"string","value":"^/.*$"},
         {"label": "OpenAPI","source" :"","default":"","name":"method","type":"string","value":"GET, POST, DELETE, PUT, PATCH"},
         {"label": "OpenAPI","source" :"","default":"","name":"httpCode","type":"string","value":"500,503"},
diff --git a/api/default/health-patch.json b/api/default/health-patch.json
new file mode 100644
index 0000000..03607ec
--- /dev/null
+++ b/api/default/health-patch.json
@@ -0,0 +1,27 @@
+{
+    "name": "health-patch",
+    "guide": "{{.SelfFolder}}/health-patch.md",
+    "description": "Health service patch",
+    "templates": [
+        {
+            "engine": "",
+            "folder": "{{.SelfFolder}}/{{.TemplateName}}",
+            "file_name": "health-patch.json",
+            "output_folder": "",
+            "output_name": "",
+            "section": "",
+            "model": {
+                "activity": {
+                    "category": "OTHER"
+                }
+            }
+       }
+    ], 
+    "variables": [
+        {"label": "OpenAPI","source" :"","default":"","name":"openapi.type","type":"string","value":"path-method"},
+        {"label": "OpenAPI","source" :"","default":"","name":"name","type":"string","value":"^/health.*$"},
+        {"label": "OpenAPI","source" :"","default":"","name":"method","type":"string","value":"PATCH"},
+        {"label": "OpenAPI","source" :"","default":"","name":"value","type":"string","value":"*CONTENT"},
+        {"label": "OpenAPI","source" :"","default":"","name":"tag","type":"string","value":"ManageService"}
+    ]
+}
diff --git a/api/default/health-patch/health-patch.json b/api/default/health-patch/health-patch.json
new file mode 100644
index 0000000..f147dc6
--- /dev/null
+++ b/api/default/health-patch/health-patch.json
@@ -0,0 +1,143 @@
+{
+    "tags": [
+        "Draft",
+        "ManageService"
+    ],
+    "responses": {
+        "200": {
+            "content": {
+                "application/json": {
+                    "schema": {
+                        "$ref": "#/components/schemas/health-model"
+                    },
+                    "examples": {
+                        "Simple-health": {
+                            "value": {
+                                "status": "PASS",
+                                "version": "some text",
+                                "notes": [
+                                    "some text",
+                                    "some text"
+                                ],
+                                "output": "some text",
+                                "description": "some text",
+                                "checks": {},
+                                "release_id": "some text",
+                                "service_id": "some text",
+                                "links": [
+                                    {
+                                        "href": "some text",
+                                        "rel": "some text",
+                                        "operation": "PUT",
+                                        "caption": "some text",
+                                        "media_type": "some text"
+                                    },
+                                    {
+                                        "href": "some text",
+                                        "rel": "some text",
+                                        "operation": "POST",
+                                        "caption": "some text",
+                                        "media_type": "some text"
+                                    }
+                                ]
+                            }
+                        }
+                    }
+                }
+            },
+            "description": "The service is healthy"
+        },
+        "400": {
+            "content": {
+                "application/json": {
+                    "schema": {
+                        "$ref": "#/components/schemas/error-model"
+                    }
+                }
+            },
+            "description": "Request is not valid"
+        },
+        "401": {
+            "content": {
+                "application/json": {
+                    "schema": {
+                        "$ref": "#/components/schemas/error-model"
+                    }
+                }
+            },
+            "description": "Unauthorised request"
+        },
+        "500": {
+            "content": {
+                "application/json": {
+                    "schema": {
+                        "$ref": "#/components/schemas/error-model"
+                    },
+                    "examples": {
+                        "health500error": {
+                            "value": {
+                                "status": "some text",
+                                "message": "some text",
+                                "resolution": "some text",
+                                "technical": "some text"
+                            }
+                        }
+                    }
+                }
+            },
+            "description": "Internal error with service, with minimal\ninformation available"
+        },
+        "503": {
+            "content": {
+                "application/json": {
+                    "schema": {
+                        "$ref": "#/components/schemas/health-model"
+                    },
+                    "examples": {
+                        "ealth503error": {
+                            "value": {
+                                "status": "FAIL",
+                                "version": "some text",
+                                "notes": [
+                                    "some text",
+                                    "some text"
+                                ],
+                                "output": "some text",
+                                "description": "some text",
+                                "checks": {},
+                                "release_id": "some text",
+                                "service_id": "some text",
+                                "links": [
+                                    {
+                                        "href": "some text",
+                                        "rel": "some text",
+                                        "operation": "GET",
+                                        "caption": "some text",
+                                        "media_type": "some text"
+                                    },
+                                    {
+                                        "href": "some text",
+                                        "rel": "some text",
+                                        "operation": "DELETE",
+                                        "caption": "some text",
+                                        "media_type": "some text"
+                                    }
+                                ]
+                            }
+                        }
+                    }
+                }
+            },
+            "description": "The service is unavailable"
+        }
+    },
+    "security": [
+        {
+            "oauth": [],
+            "apikey": []
+        }
+    ],
+    "operationId": "gethealth",
+    "summary": "Patches the health of the  service",
+    "description": "Simple patch for the service"
+}
\ No newline at end of file