Download Print this page

Error Code [6607] Error Source Address = Outdoor Unit (Oc); Error Code [6607] Error Source Address = Bc Controller (Bc) - Mitsubishi Electric PURY-HP72 Service Handbook

R410a
Hide thumbs

Advertisement

Table of Contents
[7-8 Error Code Definitions and Solutions: Codes [6000 - 6999] ]
7-8-8

Error Code [6607] Error Source Address = Outdoor Unit (OC)

1. Error code definition
No ACK error
2. Error definition and error detection method
The error is detected when no acknowledgement (ACK signal) is received after the transmission. (eg. When the data is trans-
mitted six times in a row with 30 seconds interval, the error is detected on the transmission side.)
The address/attribute appeared on the display on the remote controller indicates the controller which did not provide
the response (ACK).
3. Cause, check method and remedy
(1)
Incidental cause
(2)
Contact failure of transmission line of OC or IC
(3)
Decrease of transmission line voltage/signal by exceed-
ing acceptable range of transmission wiring.
Farthest: 200 m [656ft] or less
Remote controller wiring:
10m [32ft] or less
(4)
Erroneous sizing of transmission line (Not within the
range below).
Wire diameter:
2
1.25mm
[AWG16] or more
(5)
Outdoor unit control board failure
7-8-9

Error Code [6607] Error Source Address = BC Controller (BC)

1. Error code definition
No ACK error
2. Error definition and error detection method
The error is detected when no acknowledgement (ACK signal) is received after the transmission. (eg. When the data is trans-
mitted six times in a row with 30 seconds interval, the error is detected on the transmission side.)
The address/attribute appeared on the display on the remote controller indicates the controller which did not provide
the response (ACK).
3. Cause, check method and remedy
(1)
Incidental cause
(2)
When BC controller address is changed or modified dur-
ing operation.
(3)
Faulty or disconnected transmission wiring of BC control-
ler
(4)
Disconnected connector of BC controller (CN02)
(5)
Faulty control board of BC controller
HWE13080
Cause
Cause
- 227 -
Check method and remedy
1)
Turn off the power source of the outdoor unit, and
turn it on again.
2)
If the error is accidental, it will run normally. If not,
check the causes (2) - (5).
Check method and remedy
1)
Turn off the power to the outdoor unit and the BC
controller, leave them turned off for at least 5 min-
utes, and then turn them back on.
2)
If the error is accidental, it will run normally. If not,
check the causes (2) - (5).
GB

Hide quick links:

Advertisement

Table of Contents
loading

  Also See for Mitsubishi Electric PURY-HP72

  Related Content for Mitsubishi Electric PURY-HP72