Super Free Match
Service Manual
MAINTENANCE
138
3.5
Malfunction display: Communication error
Communication error
Check the
cable of indoor unit: is it
properly connected?
Measure
the
transmission line: is it
through?
Check the
transmission line between outdoor
unit and BU module: is it properly
connected?
Check the
power of the unit: is it
turn on?
Check the orientation of plug
and socet
Replace the transimission line
Turn on the power
Yes
No
Are the
address of BU modules in the
same system repeated?
Yes
Check the orientation of plug
and socet
Change the repeated address codes
Is there
any equipment which can
emit electromagnetic waves near
the unit?
Remove the equipments 1
meter away from the unit
The transimission line is too long
Refer to the recommended
transmission line
Yes
Yes
Yes
Yes
Yes
No
No
No
No
No
Summary of Contents for R410A
Page 1: ...SUPER FREE MATCH SERIES SERVICE MANUAL T1 R410A 50Hz GC201306 CENTRAL AIR CONDITIONERS ...
Page 5: ...Super Free Match Service Manual PRODUCT 1 PRODUCT ...
Page 28: ...Super Free Match Service Manual CONTROL 24 CONTROL ...
Page 29: ...Super Free Match Service Manual CONTROL 25 Control 1 OPERATION FLOWCHART ...
Page 31: ...Super Free Match Service Manual CONTROL 27 1 2 Heating Operation ...
Page 66: ...Super Free Match Service Manual INSTALLATION 62 INSTALLATION ...
Page 97: ...Super Free Match Service Manual INSTALLATION 93 ...
Page 129: ...Super Free Match Service Manual MAINTENANCE N 125 MAINTENANCE ...
Page 153: ...Super Free Match Service Manual MAINTENANCE N 149 4 2 3 BU module FXB3A K ...
Page 154: ...Super Free Match Service Manual MAINTENANCE 150 FXB5A K ...
Page 217: ...JF00301896 ...