Cześć Wszystkim!

Chciałbym poprzez konsolę w 'Developer Tools' zmienić wartość jednego z elementów napisanych w AngularJS.
Poniżej przedstawiam kod wyżej wspomnianego elementu.

<select name="creditReason" 
    class="input-group ng-pristine ng-isolate-scope ng-empty ng-invalid ng-invalid-required ng-touched"
    id="creditReason"
    required="required"
    ng-change="change ? change() : _.noop()" 
    ng-model="model" 
    ng-options="type.value as type.name for type in list"
    ng-disabled="(disableField || disabled)" 
    ng-required="lookupRequired" 
    ng-attr-id="{{lookupId}}" 
    model="confirmDialogCtrl.creditReasonCodeId" 
    lookup="creditReasons" 
    lookup-required="true" 
    lookup-name="creditReason" 
    lookup-id="creditReason"
    ng-attr-name="{{lookupName}}">
  <option selected="selected" value="?"></option>
  <option value="number:39001" label="Customer Request">Customer Request</option>
  <option value="number:39002" label="Discount Not Applied">Discount Not Applied</option>
  <option value="number:39003" label="Duplicate Billing">Duplicate Billing</option>
  <option value="number:39004" label="Incorrect Address">Incorrect Address</option>
  <option value="number:39005" label="Incorrect Billing Method">Incorrect Billing Method</option>
  <option value="number:39006" label="Incorrect Cost Center">Incorrect Cost Center</option>
  <option value="number:39007" label="Incorrect Customer/Season">Incorrect Customer/Season</option>
  <option value="number:39008" label="Incorrect PO">Incorrect PO</option>
  <option value="number:39009" label="Incorrect Rate">Incorrect Rate</option>
  <option value="number:39010" label="Incorrect Rental Period">Incorrect Rental Period</option>
  <option value="number:39011" label="Sales Tax">Sales Tax</option>
  <option value="number:39012" label="Other">Other</option>
</select>

Próbowałem wielu metod, m.in:

angular.element(
    getElementsByClassName('input-group ng-pristine ng-isolate-scope ng-empty ng-invalid ng-invalid-required ng-touched')[0]
).scope().model = 'Incorrect PO'"
angular.element(document.getElementsByClassName("input-group ng-pristine ng-isolate-scope ng-empty ng-invalid ng-invalid-required ng-touched")[0]).scope().$apply(() => $scope.model = "number:39001")

Jednakże wartość nie ulega zmianom.
Czy ktoś z Was miałby jakiś pomysł?

Zaznaczam, że nie mogę ingerować w istniejący kod. Moim zadaniem jest napisanie automatyzacji do strony, na której m.in znajduje się ten element.

Dzięki!