MCAC-VTSM-2015-09 R410A All DC Inverter V4+S Series 60Hz
Troubleshooting 131
1.3 Dial switch setting
S1: Starting time setting
S5: Priority mode selection
Starting time is 10 minutes
Heating priority mode (default)
Starting time is 12 minutes (default)
S2: Night silent time setting
VIP (address no. 63) priority mode or voting
priority mode
Night silent time is 6h/10h (default)
Heating only priority mode
Night silent time is 6h/12h
Cooling only priority mode
Night silent time is 8h/10h
S6: Auto addressing mode selection
Night silent time is 8h/12h
S3: Silent mode selection
No auto addressing (default)
Night silent mode (default)
Clear the indoor unit address
S7: Set the indoor units’ numbers selection
No need to set the numbers of indoor units
(default)
Need to set the numbers of indoor units
S4: Static pressure mode selection
No static pressure(default)
Low static pressure mode (reserved, can
be customized)
Medium static pressure mode (reserved,
can be customized)
High static pressure mode (reserved, can
be customized)
ENC3+S12: Indoor unit quantity setting
The quantity of indoor unit is 0-15
0~9 on ENC3 refer to 0~9 indoor units; A~F on ENC3 refer to 10~15 indoor units.
The quantity of indoor unit is 16-31
0~9 on ENC3 refer to 16~25 indoor units; A~F on ENC3 refer to 26~31 indoor units.
The quantity of indoor unit is 32-47
0~9 on ENC3 refer to 32~41 indoor units; A~F on ENC3 refer to 42~47 indoor units.
The quantity of indoor unit is 48-63
0~9 on ENC3 refer to 48~57 indoor units; A~F on ENC3 refer to 58~63 indoor units.