Copeland Compressor ZF09K4E-TF5-551

08/19/2020

What should I do with the chiller at the end of the year

After a year of non-stop operation of the chiller, more or less debris will be generated, and it will be attached to the evaporator, condenser, cooling tower water system or filter, and the refrigerant oil will also be contaminated,

09/05/2020

Air compressor and compressor are not the same thing

I wonder if you have such a misunderstanding: an air compressor is a compressor. In fact, there is still a big difference between the two. Make some summary comparisons between the two (including manufacturers).

06/11/2022

How To Replace A Solenoid Valve Coil?

The solenoid valve coil generates a magnetic field. This moves a ferromagnetic plunger inside the valve which opens or closes the valve. When a coil (solenoid) is defective, it can be difficult to find a replacement for the original.

06/29/2020

How the compressor works

07/22/2020

The refrigerator is not cooling, and the compressor ‘buzzes’ after turning on the battery for a few seconds. What's the matter?

A few days ago, I received a call from a customer asking for repairs, saying that her refrigerator had suddenly stopped cooling in the past two days. The light bulb in the plug-in fresh-keeping room was on, and no movement was heard.

07/14/2022

What is Air Compressor

An air compressor is a pneumatic device that converts power (using an electric motor, diesel or gasoline engine, etc.) into potential energy stored in pressurized air (i.e., compressed air).

01/14/2021

compressor! Oscillating compressor: In the usual sense, a rotary compressor uses a jack to push the rotor to work.

compressor! Oscillating compressor: In the usual sense, a rotary compressor uses a jack to push the rotor to work. The biggest disadvantage is that the contact point between the jack and the rotor is prone to aging and wear due to the small contact surfac器2䀀
ￜ皥
䖒皦즠Ʋ㉄ᰙ㲈Ʋ
䌁皦
ᮔDž༬皧㉎ᰙЀ呄ᠾ鹨់༹皧
ࠄ
00령ꐱ댁珵뛐珵Љ
䕄ྦ￿￿뤂ᐱ뚜珵ᴴᏩ呄ᠾ퍘ᒥ鹨់ᩄꋔྦ
瑉浥巠皱㙲皦抐皱巠皱੨皦柘皱ￜ皥
ب巠皱㙲皦忈皱੨皦柘皱
즠Ʋǜ勁皦즠ƲبǜV /펔B䌁皦
ᮔDž'鱤džၜ먢䇨珵呈ᠾ뤂ᐱ⿇⬿먲僧ᐱ

03/15/2021

ALPHA Alpha Servo Drive Repair

Common faults of Alpha servo drives include: power-on without display, with display without output, overcurrent, overvoltage, undervoltage, overheating, overload, overspeed, phase loss, jitter, encoder abnormality, module damage, ground fault, parameters Errors etc.

09/02/2020

The power frequency air compressor costs electricity, is there any rescue

Recently, when I was communicating with friends in the industry, I heard two cases. I think it is instructive for air compressor manufacturers or distributors who are "taking the quality" road, and they are worthy of our thoughts and learning.

09/22/2020

Coking treatment of compressor cooler oil circuit

The economical and common methods for cleaning the oil circuit of the cooler during maintenance work: Using water pump circulation cleaning method: