E7-02-14-26 - Outdoor Unit Fan Motor M2F Error; E7-05-17-29 - Outdoor Unit Fan Motor M1F; Overcurrent Error; E7-06-18-30 - Outdoor Unit Fan Motor M2F - Daikin VRV IV+ Service Manual

https://daikin-p.ru/catalog/vrv-daikn/naruzhnye-vrv-bloki-daikin
INFORMATION
If all procedures listed above have been performed and the
problem is still present, contact the helpdesk.
2.3.17 E7-02-14-26 – Outdoor unit fan motor M2F
error
Main error code Sub error code
E7 02
14
26
INFORMATION
Main, Sub 1 and Sub 2 indications are relevant in multiple
outdoor unit configurations. Main outdoor unit is the unit to
which F1‑F2 IN transmission line is connected. Main, Sub
1 and Sub 2 outdoor units can be identified by field setting
1‑00.
Trigger Effect
Malfunction of Unit will stop
rotation detection for operating.
M2F. Careful, there is
no rpm detection. Fan
judgement is based
on logic by current
drawn.
To solve the error code
INFORMATION
It is recommended to perform the checks in the listed
order.
1 Perform a check of the fan inverter PCB A7P. See
inverter PCB" on page 92.
Possible cause: Faulty fan inverter PCB A7P.
2 Check if power supply cable to fan motor is NOT loose. Check
connector X1A on fan inverter PCB A7P. See "To check the
wiring of the fan inverter PCB"
page 92. Check wire to fan motor M2F.
Possible cause: Faulty power supply cable to fan motor M2F.
3 Perform a check of the outdoor unit fan motor M2F. See
"3.12 Outdoor unit fan motor" on
Possible cause: Faulty outdoor unit fan motor M2F.
INFORMATION
If all procedures listed above have been performed and the
problem is still present, contact the helpdesk.
2.3.18 E7-05-17-29 – Outdoor unit fan motor M1F

overcurrent error

Main error code Sub error code
E7 05
17
29
INFORMATION
Main, Sub 1 and Sub 2 indications are relevant in multiple
outdoor unit configurations. Main outdoor unit is the unit to
which F1‑F2 IN transmission line is connected. Main, Sub
1 and Sub 2 outdoor units can be identified by field setting
1‑00.
RYYQ+RYMQ+RXYQ8~20U7Y1B
VRV IV+ Heat Pump
ESIE18-14 – 2019.07
Unit
Main
Sub 1
Sub 2
Reset
Manual reset via user
interface.
"3.6 Fan
"3.6 Fan inverter PCB" on
page 115.
Unit
Main
Sub 1
Sub 2
Trigger Effect
Overcurrent detected Unit will stop
on outdoor unit fan operating.
motor M1F.
To solve the error code
INFORMATION
It is recommended to perform the checks in the listed
order.
1 Perform a check of the fan inverter PCB A4P. See
inverter PCB" on page 92.
Possible cause: Faulty fan inverter PCB A4P.
2 Perform a check of the outdoor unit fan motor M1F. See
"3.12 Outdoor unit fan motor" on
Possible cause: Faulty outdoor unit fan motor M1F.
INFORMATION
If all procedures listed above have been performed and the
problem is still present, contact the helpdesk.
2.3.19 E7-06-18-30 – Outdoor unit fan motor M2F
overcurrent error
Main error code Sub error code
E7 06
18
30
INFORMATION
Main, Sub 1 and Sub 2 indications are relevant in multiple
outdoor unit configurations. Main outdoor unit is the unit to
which F1‑F2 IN transmission line is connected. Main, Sub
1 and Sub 2 outdoor units can be identified by field setting
1‑00.
Trigger Effect
Overcurrent detected Unit will stop
on outdoor unit fan operating.
motor M2F.
To solve the error code
INFORMATION
It is recommended to perform the checks in the listed
order.
1 Perform a check of the fan inverter PCB A7P. See
inverter PCB" on page 92.
Possible cause: Faulty fan inverter PCB A7P.
2 Perform a check of the outdoor unit fan motor M2F. See
"3.12 Outdoor unit fan motor" on
Possible cause: Faulty outdoor unit fan motor M2F.
INFORMATION
If all procedures listed above have been performed and the
problem is still present, contact the helpdesk.
2.3.20 E7-09-21-33 – Fan inverter PCB A4P
(integrated power module) overheated
Main error code Sub error code
E7 09
21
33
2 Troubleshooting
Reset
Manual reset via user
interface.
"3.6 Fan
page 115.
Unit
Main
Sub 1
Sub 2
Reset
Manual reset via user
interface.
"3.6 Fan
page 115.
Unit
Main
Sub 1
Sub 2
Service manual
19