220512- Par Tr14 Air Conditioner Is Out Of Order.docx

To
C.C
From
Date
Subject:
1.

:
Mr. Phu, EGD Manager
:
Mr. Khoa. EGD Deputy Manager
:
Ho Dinh Tran.
:
5/12/2022
220512- PAR TR14 AIR CONDITIONER IS OUT OF ORDER

Facts of the event:

On 5/12/2022, According to inform of driver TR14 on status of AC , we inspect that
compressor of ac is damaged.
2.
Action taken:
After check electric system of AC, we found that the clutch of compresor is working
property, It is also no leaking of AC system . We use pressure gause to check pressure of gas
of compressor and found gas pressure is not change as we engaged/disengage the clutch of
AC.So we have conlusion that the compressor is damaged

3.

Estimated of loss:

- AC compressor : 1
- expansion valve :1.
- Dryer : 1
- Fan of AC :2
- Themostat:1
Clean AC system (hose, condenser, exvaporator),


4.

Analysis reason of incident:
AC working under heavy duty, moveable part worn out leading loose ability of
pressure gas of AC, as the compressor damaged, many debris was product cause
damage expansion valve ,polluted AC system. So we should recondition AC system
for reliable working. The fan of AC system is also weak.

4.

Lesson and preventive:
Wear and tear .
Thanks- Regards,
Ho Dinh Tran