Panasonic CU-5Z90TBE - Service Manual

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Order No: PAPAMY1710082CE

Air Conditioner

Outdoor Unit

CU-4Z80TBE

CU-5Z90TBE

Destination

Europe

Please file and use this manual together with the service manual for Model No. CS-MZ16TKE CS-Z20TKEW CS-Z25TKEW

CS-Z35TKEW CS-Z42TKEW CS-Z50TKEW CS-Z71TKEW CS-XZ20TKEW CS-XZ25TKEW CS-XZ35TKEW CS-XZ50TKEW

CS-MTZ16TKE CS-TZ20TKEW CS-TZ25TKEW CS-TZ35TKEW CS-TZ42TKEW CS-TZ50TKEW CS-TZ60TKEW CS-TZ71TKEW

CS-TE20TKEW CS-TE25TKEW CS-TE35TKEW CS-TE42TKEW CS-TE50TKEW CS-TE60TKEW CS-E9PD3EA CS-E12QD3EAW

CS-E18RD3EAW CS-E9PB4EA CS-E12PB4EA CS-E18RB4EAW CS-E21RB4EAW

Order No. PAPAMY1702034CE PAPAMY1701023CE PAPAMY1702032CE PAPAMY1703046CE PAPAMY1704060CE

PAPAMY1703052CE PAPAMY1704061CE PAPAMY1305054CE PAPAMY1406071CE PAPAMY1505102CE PAPAMY1305053CE

PAPAMY1501055CE

WARNING

This service information is designed for experienced repair technicians only and is not designed for use by the general public.

It does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product.

Products powered by electricity should be serviced or repaired only by experienced professional technicians. Any attempt to service or

repair the products dealt with in this service information by anyone else could result in serious injury or death.

There are special components used in this equipment which are important for safety. These parts are marked by in the Schematic

Diagrams, Circuit Board Diagrams, Exploded Views and Replacement Parts List. It is essential that these critical parts should be

replaced with manufacturer’s specified parts to prevent shock, fire or other hazards. Do not modify the original design without permission

of manufacturer.

IMPORTANT SAFETY NOTICE

PRECAUTION OF LOW TEMPERATURE

In order to avoid frostbite, be assured of no refrigerant leakage during the installation or repairing of refrigerant circuit.

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Operating Instructions116 pages

Questions and Answers

N
Nicole HessAug 27, 2025
Why does my Panasonic CU-5Z90TBE outdoor unit emit water/steam?
- N
  Nathan GravesAug 27, 2025
  If the outdoor unit of your Panasonic Air Conditioner emits water or steam, it is due to condensation or evaporation occurring on the pipes.
D
Denise ObrienSep 14, 2025
Why indoor fan stops during heating in Panasonic Air Conditioner?
- P
  Patrick HernandezSep 14, 2025
  If the indoor fan stops occasionally during heating operation of your Panasonic Air Conditioner, it is to avoid unintended cooling effect.
K
Kevin VanceAug 28, 2025
What to do if my Panasonic CU-5Z90TBE doesn't receive the remote control signal?
- V
  Victoria FarmerAug 28, 2025
  If the Panasonic Air Conditioner unit does not receive the signal from the remote control, ensure that the receiver is not obstructed. Note that certain fluorescent lights may interfere with the signal transmitter; consult an authorised dealer.
M
Mrs. Megan Brown MDAug 28, 2025
How to improve HEAT/COOL mode efficiency in Panasonic CU-5Z90TBE Air Conditioner?
- R
  ryan71Aug 28, 2025
  If your Panasonic Air Conditioner isn't working efficiently in HEAT/COOL mode, ensure the temperature is set correctly, all doors and windows are closed, the filters are clean or replaced, and there are no obstructions at the air inlet and outlet vents.
A
andersonjohnSep 23, 2025
What causes dust to accumulate on the wall near my Panasonic CU-5Z90TBE Air Conditioner?
- D
  Daniel ThorntonSep 23, 2025
  Dust accumulation on the wall near your Panasonic Air Conditioner is due to air circulation or static electricity generated by the unit. Some types of wallpaper may collect dust easily, so it's recommended to clean the area around the air conditioner frequently.
T
Tanya OwensSep 18, 2025
How to fix a noisy Panasonic CU-5Z90TBE?
- F
  Frederick CarterSep 18, 2025
  If your Panasonic Air Conditioner is noisy during operation, check if the unit has been installed at an incline. Also, make sure the front panel is closed properly.
A
Ashley HicksSep 12, 2025
Why Panasonic CU-5Z90TBE Air Conditioner operation is delayed after restarting?
- A
  Ashley SmithSep 12, 2025
  The delay in operation of your Panasonic Air Conditioner after restarting is a protection mechanism for the unit’s compressor.
J
Jason GraySep 9, 2025
Why does my room smell peculiar when using Panasonic CU-5Z90TBE?
- M
  morrisonnicholasSep 9, 2025
  The room may have a peculiar odor because of a damp smell emitted by the wall, carpet, furniture, or clothing.
C
Carol MorrisAug 30, 2025
Why my Panasonic CU-5Z90TBE Air Conditioner makes cracking sound?
- S
  Sarah ColonAug 30, 2025
  A cracking sound during operation of your Panasonic Air Conditioner is due to temperature changes causing the expansion or contraction of the unit.
D
Danielle RichardsonAug 30, 2025
What to do if my Panasonic CU-5Z90TBE unit does not receive the signal from the remote control?
- S
  suttonamyAug 31, 2025
  If your Panasonic Air Conditioner unit isn't receiving the signal from the remote control, ensure that the receiver is not obstructed. Certain fluorescent lights may interfere with the signal transmitter; please consult an authorised dealer.