Test Mode
- Hold BS2 for 5 Sec, T01 will flash up 

To Reset VRV Systems

1- Turn off indoors via switchboard 

2- Turn off outdoor via isolator 

3- push and hold BS3, while holding BS3 turn outdoor isolator ON and hold BS3 for 30 seconds. 

4- Release BS3 and turn on indoor unit circuit

5- Wait for 3 0’s on outdoor unit (BS1,BS2,BS3) to stop flashing and turn solid. This can take a while. 

6- Once all 0s are solid hold BS2 for 5 seconds to initiate test mode.

To Check How Many Indoor the Outdoor Can See

• Press BS1 putton once (100)
• Press BS2 10 times (110)
• Press BS3 once 

The number shown is the number of units registering