Via The Wireless Controller Brc4/7; Via The Wired Remote Control Brc1D - Daikin VRV IV+ Service Manual

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i
4 Choose "RC Error History" or "Indoor Unit Error History" and
confirm with the Menu/Enter button (d).
j
Result: RC Error History shows (j) history for all units in case of
group control.
Result: Indoor Unit Error history (k) shows history for the
selected unit.
2.2.5

Via the wireless controller BRC4/7

1 Press
g
button (a) for 5 seconds.
c
f
d
Result:
displayed on screen and UNIT No.
(b) is displayed as "0", blinking.
b
2 Set the UNIT No. via UP/DOWN
buttons (c and d) until a buzzer
e
sound* is generated from the indoor
unit.
Result: Possible buzzer sounds*:
a
▪ 3 short beeps; conduct all items of
the following procedure.
▪ 1 short beep; conduct steps 3 & 4.
Continue the operation in step 4 until
the buzzer sounds continuously.
▪ Continuous buzzer; indicates the
error code is confirmed.
3 Press the Mode button (e).
Result: The left digit (f) of the error code on display will blink.
4 Press UP/DOWN button (c or d) to change the left digit (f) of the
error code.
Result: The left digit (f) changes as indicated below.
"UP" button
"DOWN" button
5 Continue to change until the matching buzzer sound** is
generated.
Result: Possible buzzer sounds**:
▪ Continuous buzzer; both digits (f and g) match with the error
code.
▪ 2 short beeps; left digit (f) matches with the error code.
▪ 1 short beep; right digit (g) matches with the error code.
6 Press the MODE button (e).
Result: The right digit (g) of the error code on display will blink.
7 Press UP/DOWN button (c or d) to change the right digit (g) of
the error code.
Result: The right digit (g) changes as indicated below.
RYYQ+RYMQ+RXYQ8~20U7Y1B
VRV IV+ Heat Pump
ESIE18-14 – 2019.07
d
k
and hold inspection/TEST
The "unit indication" is
"UP" button
"DOWN" button
8 Continue to change until the matching buzzer sound*** is
generated.
Result: Possible buzzer sounds***:
▪ Continuous buzzer; both digits (f and g) match with the error
code.
▪ 2 short beeps; left digit (f) matches with the error code.
▪ 1 short beep; right digit (g) matches with the error code.
INFORMATION
It is not possible to acces the error history with the wireless
controller BRC4/7.
2.2.6

Via the wired remote control BRC1D

If operation stops due to a malfunction, the remote controller's
operation LED (a) will blink and an error code (b) will be displayed.
The error code will stay available at inspection mode even after
forced off operation or after the error is reset.
The inspection display (c) and error code (b) blink while an error is
active.
e
c
d
To access the error code while in normal operation; follow the
procedure below.
1 Press TEST button (d) once.
Result: Error Code (b) for corresponding Unit No (e) will be
displayed.
2 Press TEST button (d).
Result: Indoor unit model code will be displayed.
3 Press TEST button (d).
Result: Outdoor unit model code will be displayed.
4 Press TEST button (d).
Result: Test operation will be displayed.
5 Press TEST button (d) for the last time to return to home
screen.
Result: The home screen appears.
To check the malfunction history, you will need to access Mode 40
on the BRC1D. Mode 40 stands for malfunction history display.
6 While in home screen, press TEST button (d) for 5 seconds.
Result: Field settings mode is accessed.
2 Troubleshooting
a
b
f
Service manual
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