Panasonic Free Style Products

General comments for Pipework, Indoor & Outdoor Units
• In general the Free Style product follows the notes for US Systems
• These are shown on page 140.
• Model specific comments and Fault Codes are shown here.

Selecting Test Run
At Handset press RUN then TEST BUTTONS
At OD UNIT press TEST HEAT or TEST COOL button
Unit will run for 30 minutes in test mode
For R410a models gas pipe temp will be displayed.

Wiring Schedule
Series R22/R407C
E = Earth
1 = Live
2 = Neutral
3 = Comms
4 = Comms

Series R410A
E = Earth
1 = Live
2 = Neutral
3 = Comms
4 = Comms

Sensor Resistances
Use these to check sensors all values in KOhms
R22/407C
Sensor = Air Sensor
At 0C = 67K
At 10c = 40K
At 20C = 25K
At 30C = 16K

R22/407C
Sensor = Pipe Sensor
At 0C = 67K
At 10C = 40K
At 20C = 25K
At 30c = 16K

R410a
Sensor = Air Sensor
At 0C = 51K
At 10C = 30K
At 20C = 19K
At 30C = 12K

R410a
Sensor = ID Pipe
At 0C = 67K
At 10C = 40K
At 20C = 25K
At 30C = 16K

R410a
Sensor = OD Disch
At 0C = 168K
At 10C = 1O1K
At 20C = 63K
At 30C = 40K

R410a
Sensor = OD Pipe (X3)
At 0C = 16K
At 10C = 10K
At 20C = 6K
At 30C = 4K

Fault Diagnostics – Older Style FS Units R22
First generation series 11NP Series with E style fault codes
Press check on the Wired Controller to call up the Fault Codes.

Indoor Unit PCB
Fault Code At Remote = E1
LED 1 = Flash
LED 2 = Flash
LED 3 = Flash
Meaning Of Fault Code = Signal from RC to ID Unit faulty

Indoor Unit PCB
Fault Code At Remote = E2
LED 1 = Lit
LED 2 =
LED 3 =
Meaning Of Fault Code = Float Switch

Indoor Unit PCB
Fault Code At Remote = E3
LED 1 =
LED 2 = Lit
LED 3 =
Meaning Of Fault Code = Air Sensor Faulty

Indoor Unit PCB
Fault Code At Remote = E4
LED 1 =
LED 2 =
LED 3 = Lit
Meaning Of Fault Code = Pipe Sensor Faulty

Second Generation 21NP Series with F Fault Codes
Press Check on the Wired Controller to call up the Fault Codes

Indoor Unit PCB
Fault Code At Remote = F2
LED 1 = Lit
LED 2 = Lit
LED 3 =
LED 4 = Lit

Outdoor Unit PCB
LED 1 = Lit
LED 2 =
LED 3 =
LED 4 =
Meaning Of Fault Code = Float switch

Indoor Unit PCB
Fault Code At Remote = F3
LED 1 =
LED 2 = Lit
LED 3 =
LED 4 =

Outdoor Unit PCB
LED 1 = Lit
LED 2 =
LED 3 =
LED 4 =
Meaning Of Fault Code = Indoor Air Sensor Faulty

Indoor Unit PCB
Fault Code At Remote = F4
LED 1 =
LED 2 =
LED 3 = Lit
LED 4 =

Outdoor Unit PCB
LED 1 = Lit
LED 2 =
LED 3 =
LED 4 =
Meaning Of Fault Code = Indoor Air Sensor Faulty

Indoor Unit PCB
Fault Code At Remote = F5
LED 1 = Lit
LED 2 = Lit
LED 3 = Lit
LED 4 = Lit

Outdoor Unit PCB
LED 1 = Lit
LED 2 =
LED 3 =
LED 4 =
Meaning Of Fault Code = Signal from RC to ID Faulty

Indoor Unit PCB
Fault Code At Remote = F5
LED 1 = Lit
LED 2 = Lit
LED 3 =
LED 4 =

Outdoor Unit PCB
LED 1 = Lit
LED 2 =
LED 3 =
LED 4 =
Meaning Of Fault Code = No Signal from ID to RC

Indoor Unit PCB
Fault Code At Remote = F6
LED 1 =
LED 2 = Lit
LED 3 = Lit
LED 4 = Lit

Outdoor Unit PCB
LED 1 = Lit
LED 2 =
LED 3 =
LED 4 =
Meaning Of Fault Code = Signal from ID to OD faulty

Indoor Unit PCB
Fault Code At Remote = F6
LED 1 =
LED 2 =
LED 3 = Lit
LED 4 = Lit

Outdoor Unit PCB
LED 1 = Lit
LED 2 =
LED 3 =
LED 4 =
Meaning Of Fault Code = No Signal from Od to ID

Indoor Unit PCB
Fault Code At Remote = F13
LED 1 = Lit
LED 2 =
LED 3 =
LED 4 =

Outdoor Unit PCB
LED 1 = Lit
LED 2 =
LED 3 =
LED 4 = Lit
Meaning Of Fault Code = OD Unit Overcurrent Protection

Indoor Unit PCB
Fault Code At Remote = F15
LED 1 = Lit
LED 2 =
LED 3 =
LED 4 =

Outdoor Unit PCB
LED 1 = Lit
LED 2 = Lit
LED 3 =
LED 4 =
Meaning Of Fault Code = HP Switch

Indoor Unit PCB
Fault Code At Remote = F18
LED 1 = Lit
LED 2 =
LED 3 = Lit
LED 4 =

Outdoor Unit PCB
LED 1 =
LED 2 =
LED 3 = Lit
LED 4 =
Meaning Of Fault Code = Outdoor Pipe Sensor Faulty

Third Generation 32JP Models and Later
Press Check on the Wired Handset and use the Fault Codes on the next page. Please Note: The LED codes shown are not applicable to R22/R407c units but
the F codes are.

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