diff --git a/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/lib/__tests__/pipeline.js b/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/lib/__tests__/pipeline.js
index b3901529c6133b..b0a34a5f690722 100644
--- a/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/lib/__tests__/pipeline.js
+++ b/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/lib/__tests__/pipeline.js
@@ -168,13 +168,15 @@ describe('processor pipeline', function () {
       const pipeline = new Pipeline();
 
       const testProcessor = new processorTypes.Set('foo');
-      testProcessor.foo = 'bar';
-      testProcessor.bar = 'baz';
+      testProcessor.targetField = 'bar';
+      testProcessor.value = 'baz';
+      testProcessor.invalid_property = 'bop';
 
       pipeline.addExisting(testProcessor);
 
-      expect(pipeline.processors[0].foo).to.be('bar');
-      expect(pipeline.processors[0].bar).to.be('baz');
+      expect(pipeline.processors[0].targetField).to.be('bar');
+      expect(pipeline.processors[0].value).to.be('baz');
+      expect(pipeline.processors[0].invalid_property).to.be(undefined);
       expect(pipeline.processors[0].processorId).to.not.be('foo');
     });
 
diff --git a/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/lib/pipeline.js b/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/lib/pipeline.js
index 17f562e677ade7..6bb6fcf2ce5079 100644
--- a/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/lib/pipeline.js
+++ b/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/lib/pipeline.js
@@ -109,20 +109,20 @@ export default class Pipeline {
     processors[index] = temp;
   }
 
-  addExisting(existingProcessor) {
-    const Type = existingProcessor.constructor;
-    const newProcessor = this.add(Type);
-    _.assign(newProcessor, _.omit(existingProcessor, 'processorId'));
+  addExisting(oldProcessor) {
+    const Type = oldProcessor.constructor;
+    const newProcessor = this.add(Type, oldProcessor.model);
+    newProcessor.collapsed = true;
 
     return newProcessor;
   }
 
-  add(ProcessorType) {
+  add(ProcessorType, oldProcessor) {
     const processors = this.processors;
 
     this.processorCounter += 1;
     const processorId = `processor_${this.processorCounter}`;
-    const newProcessor = new ProcessorType(processorId);
+    const newProcessor = new ProcessorType(processorId, oldProcessor);
     processors.push(newProcessor);
 
     return newProcessor;
diff --git a/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/append/view_model.js b/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/append/view_model.js
index e5feeb2c946f3e..4a8d0a9a2dcfcf 100644
--- a/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/append/view_model.js
+++ b/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/append/view_model.js
@@ -1,7 +1,8 @@
+import _ from 'lodash';
 import Processor from '../base/view_model';
 
 export class Append extends Processor {
-  constructor(processorId) {
+  constructor(processorId, model) {
     super(
       processorId,
       'append',
@@ -11,8 +12,18 @@ and it is an array. Converts a scalar to an array and appends one or more
 values to it if the field exists and it is a scalar. Creates an array
 containing the provided values if the field doesn’t exist.`
     );
-    this.targetField = '';
-    this.values = [];
+
+    _.defaults(
+      this,
+      _.pick(model, [
+        'targetField',
+        'values'
+      ]),
+      {
+        targetField: '',
+        values: []
+      }
+    );
   }
 
   get description() {
diff --git a/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/convert/view_model.js b/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/convert/view_model.js
index 7077b0e737b064..e5e7fb4ec6989c 100644
--- a/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/convert/view_model.js
+++ b/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/convert/view_model.js
@@ -2,7 +2,7 @@ import _ from 'lodash';
 import Processor from '../base/view_model';
 
 export class Convert extends Processor {
-  constructor(processorId) {
+  constructor(processorId, model) {
     super(
       processorId,
       'convert',
@@ -11,9 +11,20 @@ export class Convert extends Processor {
 a string to an integer. If the field value is an array, all members will be
 converted.`
     );
-    this.sourceField = '';
-    this.targetField = '';
-    this.type = 'auto';
+
+    _.defaults(
+      this,
+      _.pick(model, [
+        'sourceField',
+        'targetField',
+        'type'
+      ]),
+      {
+        sourceField: '',
+        targetField: '',
+        type: 'auto'
+      }
+    );
   }
 
   get description() {
diff --git a/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/date/view_model.js b/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/date/view_model.js
index 0ab03c34e54a72..160933dabeab67 100644
--- a/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/date/view_model.js
+++ b/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/date/view_model.js
@@ -1,19 +1,34 @@
+import _ from 'lodash';
 import Processor from '../base/view_model';
 
 export class Date extends Processor {
-  constructor(processorId) {
+  constructor(processorId, model) {
     super(
       processorId,
       'date',
       'Date',
       `Parses dates from fields.`
     );
-    this.sourceField = '';
-    this.targetField = '@timestamp';
-    this.formats = [];
-    this.timezone = 'Etc/UTC';
-    this.locale = 'ENGLISH';
-    this.customFormat = '';
+
+    _.defaults(
+      this,
+      _.pick(model, [
+        'sourceField',
+        'targetField',
+        'formats',
+        'timezone',
+        'locale',
+        'customFormat'
+      ]),
+      {
+        sourceField: '',
+        targetField: '@timestamp',
+        formats: [],
+        timezone: 'Etc/UTC',
+        locale: 'ENGLISH',
+        customFormat: ''
+      }
+    );
   }
 
   get description() {
diff --git a/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/geoip/view_model.js b/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/geoip/view_model.js
index 74524e048d9dff..a0c2460f9114ba 100644
--- a/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/geoip/view_model.js
+++ b/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/geoip/view_model.js
@@ -1,7 +1,8 @@
+import _ from 'lodash';
 import Processor from '../base/view_model';
 
 export class GeoIp extends Processor {
-  constructor(processorId) {
+  constructor(processorId, model) {
     super(
       processorId,
       'geoip',
@@ -9,10 +10,22 @@ export class GeoIp extends Processor {
       `Adds information about the geographical location of IP addresses,
 based on data from the Maxmind database.`
     );
-    this.sourceField = '';
-    this.targetField = '';
-    this.databaseFile = '';
-    this.databaseFields = [];
+
+    _.defaults(
+      this,
+      _.pick(model, [
+        'sourceField',
+        'targetField',
+        'databaseFile',
+        'databaseFields'
+      ]),
+      {
+        sourceField: '',
+        targetField: '',
+        databaseFile: '',
+        databaseFields: []
+      }
+    );
   }
 
   get description() {
diff --git a/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/grok/view_model.js b/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/grok/view_model.js
index fb016fb9dbf344..2bfa7b8164d3f5 100644
--- a/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/grok/view_model.js
+++ b/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/grok/view_model.js
@@ -3,7 +3,7 @@ import keysDeep from '../../lib/keys_deep';
 import Processor from '../base/view_model';
 
 export class Grok extends Processor {
-  constructor(processorId) {
+  constructor(processorId, model) {
     super(
       processorId,
       'grok',
@@ -13,8 +13,18 @@ You choose which field to extract matched fields from, as well as the
 grok pattern you expect will match. A grok pattern is like a regular
 expression that supports aliased expressions that can be reused.`
     );
-    this.sourceField = '';
-    this.pattern = '';
+
+    _.defaults(
+      this,
+      _.pick(model, [
+        'sourceField',
+        'pattern'
+      ]),
+      {
+        sourceField: '',
+        pattern: ''
+      }
+    );
   }
 
   get description() {
diff --git a/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/gsub/view_model.js b/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/gsub/view_model.js
index ee75c1d1225d10..e06a6f2ccf9721 100644
--- a/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/gsub/view_model.js
+++ b/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/gsub/view_model.js
@@ -1,16 +1,28 @@
+import _ from 'lodash';
 import Processor from '../base/view_model';
 
 export class Gsub extends Processor {
-  constructor(processorId) {
+  constructor(processorId, model) {
     super(
       processorId,
       'gsub',
       'Gsub',
       `Converts a string field by applying a regular expression and a replacement.`
     );
-    this.sourceField = '';
-    this.pattern = '';
-    this.replacement = '';
+
+    _.defaults(
+      this,
+      _.pick(model, [
+        'sourceField',
+        'pattern',
+        'replacement'
+      ]),
+      {
+        sourceField: '',
+        pattern: '',
+        replacement: ''
+      }
+    );
   }
 
   get description() {
diff --git a/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/join/view_model.js b/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/join/view_model.js
index b56c7a040adb37..44dead79f8f591 100644
--- a/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/join/view_model.js
+++ b/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/join/view_model.js
@@ -1,7 +1,8 @@
+import _ from 'lodash';
 import Processor from '../base/view_model';
 
 export class Join extends Processor {
-  constructor(processorId) {
+  constructor(processorId, model) {
     super(
       processorId,
       'join',
@@ -9,8 +10,18 @@ export class Join extends Processor {
       `Joins each element of an array into a single string using a
 separator character between each element. `
     );
-    this.sourceField = '';
-    this.separator = '';
+
+    _.defaults(
+      this,
+      _.pick(model, [
+        'sourceField',
+        'separator'
+      ]),
+      {
+        sourceField: '',
+        separator: ''
+      }
+    );
   }
 
   get description() {
diff --git a/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/lowercase/view_model.js b/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/lowercase/view_model.js
index 4348855ffa2930..95d88442d40060 100644
--- a/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/lowercase/view_model.js
+++ b/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/lowercase/view_model.js
@@ -1,14 +1,24 @@
+import _ from 'lodash';
 import Processor from '../base/view_model';
 
 export class Lowercase extends Processor {
-  constructor(processorId) {
+  constructor(processorId, model) {
     super(
       processorId,
       'lowercase',
       'Lowercase',
       `Converts a string to its lowercase equivalent.`
     );
-    this.sourceField = '';
+
+    _.defaults(
+      this,
+      _.pick(model, [
+        'sourceField'
+      ]),
+      {
+        sourceField: ''
+      }
+    );
   }
 
   get description() {
diff --git a/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/remove/view_model.js b/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/remove/view_model.js
index f865f51f90eb36..65d5ed528d018d 100644
--- a/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/remove/view_model.js
+++ b/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/remove/view_model.js
@@ -1,14 +1,24 @@
+import _ from 'lodash';
 import Processor from '../base/view_model';
 
 export class Remove extends Processor {
-  constructor(processorId) {
+  constructor(processorId, model) {
     super(
       processorId,
       'remove',
       'Remove',
       `Removes an existing field.`
     );
-    this.sourceField = '';
+
+    _.defaults(
+      this,
+      _.pick(model, [
+        'sourceField'
+      ]),
+      {
+        sourceField: ''
+      }
+    );
   }
 
   get description() {
diff --git a/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/rename/view_model.js b/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/rename/view_model.js
index 2cea328f5d1ed2..3d6f14f6e6e967 100644
--- a/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/rename/view_model.js
+++ b/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/rename/view_model.js
@@ -1,15 +1,26 @@
+import _ from 'lodash';
 import Processor from '../base/view_model';
 
 export class Rename extends Processor {
-  constructor(processorId) {
+  constructor(processorId, model) {
     super(
       processorId,
       'rename',
       'Rename',
       `Renames an existing field.`
     );
-    this.sourceField = '';
-    this.targetField = '';
+
+    _.defaults(
+      this,
+      _.pick(model, [
+        'sourceField',
+        'targetField'
+      ]),
+      {
+        sourceField: '',
+        targetField: ''
+      }
+    );
   }
 
   get description() {
diff --git a/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/set/view_model.js b/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/set/view_model.js
index 312b691761eb2f..16972feef8694a 100644
--- a/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/set/view_model.js
+++ b/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/set/view_model.js
@@ -1,7 +1,8 @@
+import _ from 'lodash';
 import Processor from '../base/view_model';
 
 export class Set extends Processor {
-  constructor(processorId) {
+  constructor(processorId, model) {
     super(
       processorId,
       'set',
@@ -9,8 +10,18 @@ export class Set extends Processor {
       `Sets one field and associates it with the specified value. If the field
 already exists, its value will be replaced with the provided one.`
     );
-    this.targetField = '';
-    this.value = '';
+
+    _.defaults(
+      this,
+      _.pick(model, [
+        'targetField',
+        'value'
+      ]),
+      {
+        targetField: '',
+        value: ''
+      }
+    );
   }
 
   get description() {
diff --git a/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/split/view_model.js b/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/split/view_model.js
index c73ae84fee3e59..f6ba59fc1cf83f 100644
--- a/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/split/view_model.js
+++ b/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/split/view_model.js
@@ -1,15 +1,26 @@
+import _ from 'lodash';
 import Processor from '../base/view_model';
 
 export class Split extends Processor {
-  constructor(processorId) {
+  constructor(processorId, model) {
     super(
       processorId,
       'split',
       'Split',
       `Splits a field into an array using a separator character.`
     );
-    this.sourceField = '';
-    this.separator = '';
+
+    _.defaults(
+      this,
+      _.pick(model, [
+        'sourceField',
+        'separator'
+      ]),
+      {
+        sourceField: '',
+        separator: ''
+      }
+    );
   }
 
   get description() {
diff --git a/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/trim/view_model.js b/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/trim/view_model.js
index 6ef74f7231844a..9ba9ef478b7f92 100644
--- a/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/trim/view_model.js
+++ b/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/trim/view_model.js
@@ -1,14 +1,24 @@
+import _ from 'lodash';
 import Processor from '../base/view_model';
 
 export class Trim extends Processor {
-  constructor(processorId) {
+  constructor(processorId, model) {
     super(
       processorId,
       'trim',
       'Trim',
       `Trims whitespace from field.`
     );
-    this.sourceField = '';
+
+    _.defaults(
+      this,
+      _.pick(model, [
+        'sourceField'
+      ]),
+      {
+        sourceField: ''
+      }
+    );
   }
 
   get description() {
diff --git a/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/uppercase/view_model.js b/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/uppercase/view_model.js
index b34927469b1c8d..97d1215c422b4e 100644
--- a/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/uppercase/view_model.js
+++ b/src/plugins/kibana/public/settings/sections/indices/add_data_steps/pipeline_setup/processors/uppercase/view_model.js
@@ -1,14 +1,24 @@
+import _ from 'lodash';
 import Processor from '../base/view_model';
 
 export class Uppercase extends Processor {
-  constructor(processorId) {
+  constructor(processorId, model) {
     super(
       processorId,
       'uppercase',
       'Uppercase',
       `Converts a string to its uppercase equivalent.`
     );
-    this.sourceField = '';
+
+    _.defaults(
+      this,
+      _.pick(model, [
+        'sourceField'
+      ]),
+      {
+        sourceField: ''
+      }
+    );
   }
 
   get description() {