Panasonic · Heat pumps · Panasonic Aquarea Bi-bloc (split), generation L (R290)
H91Tank heater OLP abnormality
Name in the manufacturer's documentation (service manual): Tank heater OLP abnormality
[1]
This page only quotes the original English documentation. A plain-language explanation has not been written yet, so the page is not indexed by search engines.
For technicians
Detection conditions (source text)
Possible causes (source text)
Safety notes from the documentation
- Always switch off the power before remove and connect the component.[7]
⚠ Work on refrigerant circuits, mains electricity and PV DC wiring is for qualified technicians only.
The Polish page has more detail (plain-language explanation, safe checks, guides): Read in Polish →
Sources
Every statement has a footnote to the document and PDF page. “Quote verified” means the quote was found automatically in the text of that page.
- [1] Service Manual – WH-SDC0509L3E5 / L6E5 + WH-WDG05/07/09LE5 (R290) (PAPAMY2307068CE) , p. 189 manufacturer document – copy from a distributor quote verified
H91 Tank heater OLP abnormality
- [2] Service Manual – WH-SDC0509L3E5 / L6E5 + WH-WDG05/07/09LE5 (R290) (PAPAMY2307068CE) , p. 215 manufacturer document – copy from a distributor quote verified
During operation of tank booster heater, and tank booster heater OLP open circuit.
- [3] Service Manual – WH-SDC0509L3E5 / L6E5 + WH-WDG05/07/09LE5 (R290) (PAPAMY2307068CE) , p. 215 manufacturer document – copy from a distributor quote verified
Continue for 60 seconds.
- [4] Service Manual – WH-SDC0509L3E5 / L6E5 + WH-WDG05/07/09LE5 (R290) (PAPAMY2307068CE) , p. 215 manufacturer document – copy from a distributor quote verified
Faulty connector connection.
- [5] Service Manual – WH-SDC0509L3E5 / L6E5 + WH-WDG05/07/09LE5 (R290) (PAPAMY2307068CE) , p. 215 manufacturer document – copy from a distributor quote verified
Faulty tank booster heater overload protector (OLP).
- [6] Service Manual – WH-SDC0509L3E5 / L6E5 + WH-WDG05/07/09LE5 (R290) (PAPAMY2307068CE) , p. 215 manufacturer document – copy from a distributor quote verified
Faulty indoor unit PCB (main).
- [7] Service Manual – WH-SDC0509L3E5 / L6E5 + WH-WDG05/07/09LE5 (R290) (PAPAMY2307068CE) , p. 215 manufacturer document – copy from a distributor quote verified
always switch off the power before remove and connect the component.