diff --git a/src/main/java/neqsim/thermo/system/SystemInterface.java b/src/main/java/neqsim/thermo/system/SystemInterface.java
index d6a3e87c3..68e73e8c0 100644
--- a/src/main/java/neqsim/thermo/system/SystemInterface.java
+++ b/src/main/java/neqsim/thermo/system/SystemInterface.java
@@ -914,15 +914,6 @@ public default double getGamma2() {
    */
   public double getIdealLiquidDensity(String unit);
 
-  /**
-   * <p>
-   * Getter for property initType.
-   * </p>
-   *
-   * @return a int
-   */
-  public int getInitType();
-
   /**
    * method to return interfacial tension between two phases.
    *
@@ -1674,15 +1665,6 @@ public default boolean hasSolidPhase() {
     return hasPhaseType(PhaseType.SOLID); // || hasPhaseType(PhaseType.SOLIDCOMPLEX);
   }
 
-  /**
-   * Calculate thermodynamic properties of the fluid using the init type set in fluid.
-   *
-   * @see getInitType
-   */
-  public default void init() {
-    this.init(this.getInitType());
-  }
-
   /**
    * method to calculate thermodynamic properties of the fluid. The temperature, pressure, number of
    * phases and composition of the phases will be used as basis for calculation.
@@ -2267,15 +2249,6 @@ public void setImplementedPressureDeriativesofFugacity(
   public void setImplementedTemperatureDeriativesofFugacity(
       boolean implementedTemperatureDeriativesofFugacity);
 
-  /**
-   * <p>
-   * Setter for property initType.
-   * </p>
-   *
-   * @param initType a int
-   */
-  public void setInitType(int initType);
-
   /**
    * <p>
    * Setter for property <code>maxNumberOfPhases</code>.
diff --git a/src/main/java/neqsim/thermo/system/SystemThermo.java b/src/main/java/neqsim/thermo/system/SystemThermo.java
index 3f2249f1a..c656b0a34 100644
--- a/src/main/java/neqsim/thermo/system/SystemThermo.java
+++ b/src/main/java/neqsim/thermo/system/SystemThermo.java
@@ -101,12 +101,6 @@ public abstract class SystemThermo implements SystemInterface {
   private boolean implementedPressureDeriativesofFugacity = true;
 
   private boolean implementedTemperatureDeriativesofFugacity = true;
-
-  /*
-   * Initialization type. 0 to initialize and 1 to reset, 2 to calculate T and P derivatives, 3 to
-   * calculate all derivatives and 4 to calculate all derivatives numerically
-   */
-  protected int initType = 3;
   protected InterphasePropertiesInterface interfaceProp = null;
 
   // Initialization
@@ -2251,12 +2245,6 @@ public double getIdealLiquidDensity(String unit) {
     }
   }
 
-  /** {@inheritDoc} */
-  @Override
-  public int getInitType() {
-    return initType;
-  }
-
   /** {@inheritDoc} */
   @Override
   public double getInterfacialTension(int phase1, int phase2) {
@@ -4443,12 +4431,6 @@ public void setImplementedTemperatureDeriativesofFugacity(
     this.implementedTemperatureDeriativesofFugacity = implementedTemperatureDeriativesofFugacity;
   }
 
-  /** {@inheritDoc} */
-  @Override
-  public void setInitType(int initType) {
-    this.initType = initType;
-  }
-
   /**
    * <p>
    * setLastTBPasPlus.