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9-1. Batch operation/Stop (error reset) switches
<Setting procedures>
1
Turn on all units and the GB-50ADA.
2
Set the switches as follows. SW601: All set to OFF; SW606: “0”; SW607: “0”
3
Check that LD5 on the GB-50ADA is unlit (SW601: All set to OFF; SW606: “0”; SW607 “0”).
LD5 will be lit if the group setting and interlock setting have not been completed.
LD5 will blink while M-NET is starting up (takes approx. 10 minutes to complete).
4
Turn SW603-1 from the OFF position to the ON position. The operation signal will be sent to the groups that are registered.
*1
5
LD3 (SW601: All set to OFF; SW606: “0”; SW607 “0”) will be lit when the units are in operation.
6
Check each unit for proper operation (e.g., supply air comes out of the indoor unit outlet.).
7
Turn SW603-2 from the OFF position to the ON position to bring the units to stop or to reset the errors.
8
Turn SW603-1 and SW603-2 to OFF at the completion of the test run.
*1 The equipment connected to DIDO controller cannot be operated.
9-2. Service LED display
GB-50ADA has service LEDs to display the operation status.
9
Test run
• Before performing a test run, check that the group setting and interlock settings have been properly made.
• The batch operation function on the GB-50ADA switches cannot be used to change the operation mode of the connected indoor
units (including the test run mode). Units will be operated in the mode they are set to operate in. The GB-50ADA switches does
not have the function to automatically stop the test run in two hours as the remote controllers do.
SW603
Function setting
1
Transmission of operation run signal to the registered groups (when turned ON from the OFF position)
*1
2
Transmission of operation stop or error reset signals to the registered groups (when turned ON from the OFF position)
*1
LED No.
Item
Status
Notes
LAN
LAN
LINK
Lit
Linking
ACT
Unlit
Not linked
Blink
Transmitting
M-NET
M-NET
Lit
Powered
Unlit
Not powered
Blink
M-NET transmission in progress
Error
Error status
Blink
At least one air conditioning unit is in error
Unlit
Normal
7-
segment
LED
LD1
CPU status
Lit
Normal
SW601: All set to off
SW606: [0]
SW607: [0]
(Refer to
for
information on how other settings
are displayed.)
Unlit
Error
LD2
(Not assigned)
LD3
Operation status
Lit
At least one air conditioning unit is in
operation.
Unlit
All units are stopped.
LD4
Error status
Lit
At least one air conditioning unit is in error
Unlit
All units are normal.
LD5
M-NET startup status
Lit
Group information not available
Unlit
Complete
Blink
Starting up
LD6
(Not assigned)
LD7
(Not assigned)
LD8
(Not assigned)
12
7-segment LED
LD1
7-segment LED
LD2
LD3
LD4
LD5
LD6
LD7
LD8
