11-Sep-2021
Problem(s) / Incident:
1. RH indicator for High-RH did not work properly.
Tasks undertaken:
1. Installed a high RH indicator alarm device in the 40°C machine.
Maintained by: Md. Ripon, Staff ID: N/F
Reviewed by: Engineer Shoeb Hasan Siddique.
12-Sep-2021
Problem(s) / Incident:
1. 40°C chamber got handed over to PD from the Engineering Department.
Tasks undertaken:
1. Started keeping new samples inside the 40°C chamber. (Starts from DCE-001)
Maintained by: Md. Delowar Hussian Mashud
Jr. PD Assistant, Staff ID: 24899
Reviewed by: Sr. PD Officer Mahiuddin
23-Sep-2021 to 27-Sep-2021
Problem(s) / Incident:
1. Found unusual sound from the 30°C chamber's compressor. The problem was noticed by the engineering department.
2. Found solenoid valve failure. The Engineering department is going to replace it. (Informed by Engineer Shoeb Hasan Siddique at 11:56 am)
Tasks undertaken:
1. Machine has been turned off at 09:50 am as per the instruction of Engineer Shoeb Hasan Siddique.
2. Machine has been turned on at 11:03 am as per the instruction of Engineering personnel Ripon.
3. Machine has been turned off at 11:16 am as per the instruction of Engineering personnel Ripon.
4. Machine has been turned on at 11:25 am as per the instruction of Engineering personnel Ripon.
5. Machine has been turned off at 11:36 am as per the instruction of Engineering personnel Ripon.
6. A new "Solenoid Valve" has been installed.
7. Machine has been turned on at 03:45 pm as per the instruction of Engineering personnel Ripon. (27-Sep-2021)
Maintained by: Ripon, Staff ID: 14288
Reviewed by: Due (From Engineering Department Side)
30-Sep-2021
Problem(s) / Incident:
1. Supplier checked RH controller of each machine if the high RH indicator works or not.
Tasks undertaken:
1. Customized the RH value in the RH controller and checked the value at the different points.
Maintained by: Md. Shefat Ullah
Engineer, Precisa Techno Trade
Reviewed by: Engineer Shoeb Hasan Siddique.
16-Oct-2021
Problem(s) / Incident:
1. Found Main Circuit Failure.
Tasks undertaken:
1. Fixed by Shipon.
Maintained by: Shipon, Staff ID: NF
Reviewed by: Due (From Engineering Department Side)