How to mend Error Code E4

It is about my Polti 2400 ?

Will r-134a work in a r410a system?

how much watts of A/CPACR8000?

airconditioner?

Air conditioning and heating problem?

Spare for Proline SAC100 Air Conditioner?

my cooling fan doesant come on on my vauxall corsa 1.4 1998 model?

Best source for parts?

Window Air Conditioner Squeaks in the Wind?

i have a ford Mondeo 2007 the frost light is always on even when it is hot ?

Bluesky Mobile Airconditioner model BMC 9000?

Air Force air conditioner ?

Split type wall-mounted Logik air-conditioner?

How to fix FAULT E4 Units faults on elegance KYD-25?

where can i get a manual for a Roam Air model ARP 830 air conditioner?

Elegance Model KYD-25 Portable Air Conditioner?

There was an F2 error displayed on my ondia 1 ton window ac how to rectify?

Can I use my unit without using the Window Kit? It's a Medea made in china?

Problem with Haier portable CPN11XCJ?

does freion go in this model and if so where?

copressor keeps cutting off?

where does the water drain I just bought one of these?

how to solve the problem when F8 error code in onida split air conditioner?

What does P1 error on hotpoint mac 130 mean?

CL on the display?

drain pipe?

What can I do to correct a F8 error that is displayed on my AC split unit?

what modes mean?

Conia air con leaks water on the floor maybe 2006 model ?

Why is my A/C not cooling?