diff --git a/src/libslic3r/Calib.hpp b/src/libslic3r/Calib.hpp
index 4077bad9c..407051d81 100644
--- a/src/libslic3r/Calib.hpp
+++ b/src/libslic3r/Calib.hpp
@@ -35,7 +35,7 @@ struct Calib_Params
 {
     Calib_Params() : mode(CalibMode::Calib_None){}
     double start, end, step;
-    bool print_numbers;
+    bool print_numbers = false;
     CalibMode mode;
 };
 
diff --git a/src/slic3r/GUI/CalibrationWizard.cpp b/src/slic3r/GUI/CalibrationWizard.cpp
index 91baab36c..245ccac2e 100644
--- a/src/slic3r/GUI/CalibrationWizard.cpp
+++ b/src/slic3r/GUI/CalibrationWizard.cpp
@@ -151,6 +151,24 @@ void CalibrationWizard::on_device_connected(MachineObject* obj)
 
     recover_preset_info(obj);
 
+    BOOST_LOG_TRIVIAL(info) << "on_device_connected - machine object status:"
+                            << " dev_id = " << obj->dev_id
+                            << ", print_type = " << obj->printer_type
+                            << ", cali_finished = " << obj->cali_finished
+                            << ", cali_version = " << obj->cali_version
+                            << ", cache_flow_ratio = " << obj->cache_flow_ratio
+                            << ", sub_task_name = " << obj->subtask_name
+                            << ", gcode_file_name = " << obj->m_gcode_file;
+
+    for (const CaliPresetInfo& preset_info : obj->selected_cali_preset) {
+        BOOST_LOG_TRIVIAL(info) << "on_device_connected - selected preset: "
+                                 << "tray_id = " << preset_info.tray_id
+                                 << ", nozzle_diameter = " << preset_info.nozzle_diameter
+                                 << ", filament_id = " << preset_info.filament_id
+                                 << ", settring_id = " << preset_info.setting_id
+                                 << ", name = " << preset_info.name;
+    }
+
     for (int i = 0; i < m_page_steps.size(); i++) {
         if (m_page_steps[i]->page)
             m_page_steps[i]->page->on_device_connected(obj);
@@ -605,6 +623,7 @@ void PressureAdvanceWizard::on_cali_start()
                 values[2].ToDouble(&calib_info.params.step);
             }
             calib_info.params.mode = preset_page->get_pa_cali_method();
+            calib_info.params.print_numbers = true;
 
             if (!is_pa_params_valid(calib_info.params))
                 return;
diff --git a/src/slic3r/Utils/CalibUtils.cpp b/src/slic3r/Utils/CalibUtils.cpp
index 8b6d9be67..55240e2e3 100644
--- a/src/slic3r/Utils/CalibUtils.cpp
+++ b/src/slic3r/Utils/CalibUtils.cpp
@@ -1057,7 +1057,7 @@ void CalibUtils::send_to_print(const CalibInfo &calib_info, std::string &error_m
     print_job->task_ams_mapping_info = "";
     print_job->task_use_ams = select_ams == "[254]" ? false : true;
 
-    CalibMode cali_mode = calib_info.params.mode;
+    CalibMode cali_mode       = calib_info.params.mode;
     print_job->m_project_name = get_calib_mode_name(cali_mode, flow_ratio_mode);
     print_job->set_calibration_task(true);
 
@@ -1074,6 +1074,9 @@ void CalibUtils::send_to_print(const CalibInfo &calib_info, std::string &error_m
         j["print"]["start"]           = calib_info.params.start;
         j["print"]["end"]             = calib_info.params.end;
         j["print"]["step"]            = calib_info.params.step;
+        j["print"]["print_numbers"]   = calib_info.params.print_numbers;
+        j["print"]["cali_mode"]       = int(cali_mode);
+        j["print"]["project_name"]    = print_job->m_project_name;
         BOOST_LOG_TRIVIAL(trace) << "send_cali_job: " << j.dump();
     }