Johnson Controls HVWHP072B32S - Page 70

3-50
SM-18006
TROUBLESHOOTING
1: If the end terminal resistance (DSW10) is set to OFF for H-LINK connection, set the end terminal
resistance to ON when CN2 is disconnected. Set the end terminal resistance to OFF when CN2 is
reconnected.
3: RefertoSection4.2.1.3“PrintedCircuitBoard●CheckingProceduresforWaterSourceUnitPCB”for
details.
4: RSW1 for Generation 2 Ducted type.
2: Communication setting for the wall mounted (Model: TIWM006B21S to TIWM030B21S): SW1
Item Setting Position
SW1 “
” Side
SW1 for communication on the indoor unit PCB is set to
“
” by default. No setting is required for SW1.
If it is set to “
”, alarm 03 will occur.