MITS U Series - MVB Air Handler Wiring Diagram

B
C
C
R
R
W
AUX
Y
B
C
R
Y2
G
G
THERMOSTAT
OUTDOOR UNIT
AIR HANDLER
SIMPLIFIED LOW VOLTAGE WIRING DIAGRAM
MITS AIR “U” SERIES OUTDOOR
WITH “MVB” SERIES AIR HANDLER
OUTDOOR UNIT AIR HANDLER
MOX330U-18HFN1-MR0 MVB-24HWFN1-M
MOX430U-24HFN1-MR0 MVB-24HWFN1-M
MOD30U-30HFN1-MR0 MVB-36HWFN1-MX
MOD30U-36HRN1-MR0 MVB-36HWFN1-MX
MOE30U-48HFN1-MR0 MVB-48HWFN1-MX
AIR HANDLER
SWITCH 4-1 OF 24 V.
INTERFACE BOARD (LEFT
BOARD) MUST BE SET TO
“ON”.
O N
1
SW4-1 ON
™
S1 B
C
S2
R
W
Y2
D
L
Y
O N
1
O N
1
O N
1
O N
1
SW4-1 OFF
SW4-2 ON
SW4-3 OFF
SW4-4 OFF
Switch 4
OUTDOOR UNIT INTERFACE BLOCK
DIP SWITCH 4-2
MUST BE SET
TO “ON”
RESET SWITCH
When resetting switch 4-2, turn off power
to outdoor unit, set switch 4-2 to “ON”.
Notes:
1. t is aThermosta heat pump
type.
2. “ ” configuration is used for theB
reversing valve.
3. Push afterreset button
changing switch 4-2 to on and
power has been restored. .
MAUIWD-02 2022-02