Technical issue.

Hi there Mr. [Name]!
Well, I can guess that you have another problem with your work.

I hope that you will be able to resolve it as soon as possible.

Good luck!

Enjoy your time this weekend.

Take care!

Always,
Kathrine ^^

Technical issue

 He said that the gear in the door controller seemed to be worn out.

>>   correct!
 In brief, This machine is out of repair.

>>   In conclusion, the machine is out of repair.

 It can not be repaired.

>>  correct!
 So I highly recommend to replace this machine to new one.

>>  So I highly recommend to replace this machine to a new one.
 There are two gears in this machine.

>>  correct!

In my opinion, The contact point between two gears seems to be unfixed because of the contact point’s abrasion.
>>  correct! 
I can not understand why we are using repaired PCB.

>>  correct! 
 It is unimaginable to use repaired PCB in Korea.

>>  correct!

We tried to repair PCB before.

>>  correct! 
 But, After many trials and errors, we made a conclusion that the usage of assay PCB is better in aspect of economical and safety.

>>  But, after many trial and error, we made a conclusion that the usage of assay PCB is better in economical and safety aspect.
 Because, Bad PCB can cause another main component such as invertor or other PCB.

>>  correct! 

>> or: Because, Bad PCB can cause damage to  another main component such as invertor or other PCB.

For example, If we use repaired MCU, it can give the invertor serious damages.

>> For example, If we use repaired MCU, it can seriously damage the invertor.

Because MCU is connected with invertor directly.

>>  Because MCU is connected with the invertor directly.

>> or:  Because MCU is directly connected with the invertor.
 Using new PCB is economical than using repaired PCB in the long run

>>  correct!