diff --git a/ui-ngx/.eslintrc.json b/ui-ngx/.eslintrc.json
index cf9f0e8238..764733e4d7 100644
--- a/ui-ngx/.eslintrc.json
+++ b/ui-ngx/.eslintrc.json
@@ -51,7 +51,8 @@
                 "import/order": "off",
                 "@typescript-eslint/member-ordering": "off",
                 "no-underscore-dangle": "off",
-                "@typescript-eslint/naming-convention": "off"
+                "@typescript-eslint/naming-convention": "off",
+                "jsdoc/newline-after-description": 0
             }
         },
         {
diff --git a/ui-ngx/src/app/shared/components/time/timeinterval.component.ts b/ui-ngx/src/app/shared/components/time/timeinterval.component.ts
index 8775b0a6ed..ad6b489ade 100644
--- a/ui-ngx/src/app/shared/components/time/timeinterval.component.ts
+++ b/ui-ngx/src/app/shared/components/time/timeinterval.component.ts
@@ -21,6 +21,7 @@ import { coerceNumberProperty } from '@angular/cdk/coercion';
 import { SubscriptSizing } from '@angular/material/form-field';
 import { coerceBoolean } from '@shared/decorators/coercion';
 import { Interval, IntervalMath, TimeInterval } from '@shared/models/time/time.models';
+import { isDefined } from '@core/utils';
 
 @Component({
   selector: 'tb-timeinterval',
@@ -90,14 +91,14 @@ export class TimeintervalComponent implements OnInit, ControlValueAccessor {
   secs = 0;
 
   interval: Interval = 0;
-  modelValue: Interval;
+  intervals: Array<TimeInterval>;
 
   advanced = false;
-  rendered = false;
 
-  intervals: Array<TimeInterval>;
+  private modelValue: Interval;
+  private rendered = false;
 
-  private propagateChange = (_: any) => {};
+  private propagateChange: (value: any) => void = () => {};
 
   constructor(private timeService: TimeService) {
   }
@@ -108,6 +109,9 @@ export class TimeintervalComponent implements OnInit, ControlValueAccessor {
 
   registerOnChange(fn: any): void {
     this.propagateChange = fn;
+    if (isDefined(this.modelValue) && this.rendered) {
+      this.propagateChange(this.modelValue);
+    }
   }
 
   registerOnTouched(fn: any): void {
@@ -132,7 +136,7 @@ export class TimeintervalComponent implements OnInit, ControlValueAccessor {
     }
   }
 
-  setInterval(interval: Interval) {
+  private setInterval(interval: Interval) {
     if (!this.advanced) {
       this.interval = interval;
     }
@@ -143,7 +147,7 @@ export class TimeintervalComponent implements OnInit, ControlValueAccessor {
     this.secs = intervalSeconds % 60;
   }
 
-  boundInterval(updateToPreferred = false) {
+  private boundInterval(updateToPreferred = false) {
     const min = this.timeService.boundMinInterval(this.minValue);
     const max = this.timeService.boundMaxInterval(this.maxValue);
     this.intervals = this.timeService.getIntervals(this.minValue, this.maxValue, this.useCalendarIntervals);
@@ -165,7 +169,7 @@ export class TimeintervalComponent implements OnInit, ControlValueAccessor {
     }
   }
 
-  updateView(updateToPreferred = false) {
+  private updateView(updateToPreferred = false) {
     if (!this.rendered) {
       return;
     }
@@ -187,7 +191,7 @@ export class TimeintervalComponent implements OnInit, ControlValueAccessor {
     this.boundInterval(updateToPreferred);
   }
 
-  calculateIntervalMs(): number {
+  private calculateIntervalMs(): number {
     return (this.days * 86400 +
       this.hours * 3600 +
       this.mins * 60 +
@@ -232,7 +236,7 @@ export class TimeintervalComponent implements OnInit, ControlValueAccessor {
     }
   }
 
-  onSecsChange() {
+  private onSecsChange() {
     if (typeof this.secs === 'undefined') {
       return;
     }
@@ -252,7 +256,7 @@ export class TimeintervalComponent implements OnInit, ControlValueAccessor {
     this.updateView();
   }
 
-  onMinsChange() {
+  private onMinsChange() {
     if (typeof this.mins === 'undefined') {
       return;
     }
@@ -272,7 +276,7 @@ export class TimeintervalComponent implements OnInit, ControlValueAccessor {
     this.updateView();
   }
 
-  onHoursChange() {
+  private onHoursChange() {
     if (typeof this.hours === 'undefined') {
       return;
     }
@@ -292,7 +296,7 @@ export class TimeintervalComponent implements OnInit, ControlValueAccessor {
     this.updateView();
   }
 
-  onDaysChange() {
+  private onDaysChange() {
     if (typeof this.days === 'undefined') {
       return;
     }
diff --git a/ui-ngx/src/app/shared/components/time/timewindow-panel.component.ts b/ui-ngx/src/app/shared/components/time/timewindow-panel.component.ts
index 0c0dd4294c..857d2c7cb7 100644
--- a/ui-ngx/src/app/shared/components/time/timewindow-panel.component.ts
+++ b/ui-ngx/src/app/shared/components/time/timewindow-panel.component.ts
@@ -20,7 +20,6 @@ import {
   AggregationType,
   DAY,
   HistoryWindowType,
-  QuickTimeInterval,
   quickTimeIntervalPeriod,
   RealtimeWindowType,
   Timewindow,