Toshiba MAR - M81HTM8 - E Service Manual page 67

TOSHIBA
Multi Controllers
PMVA
5 4 3 2 1
PJ 6
Float
Switch
2
PJ 10
1
1 2 3 1
1 2 3 1
INDOOR INDOOR
UNIT A UNIT B
The colours used in this
diagram are not
representative of those on
the product, they are
intended to indicate the
status of each wire.
= 240v ac Live Wiring
= Neutral Wiring
= Serial Wiring
= Earth Wiring
= ac low voltage
= ac low voltage
AUGUST 1997
4. Schematic Wiring Diagrams
PMVB PMVC PMVD
5 4 3 2 1 5 4 3 2 1 5 4 3 2 1
PJ 8 PJ 9
PJ 7
Capacity Code
Display
Swiches
Switch
Branch
Branch
Branch
Branch
A
B
C D
2 3 1 2 3
2 3 1 2 3
INDOOR INDOOR
UNIT C UNIT D
ThA ThB ThC ThD ThX
3 2 1 3 2 1 3 2 1 3 2 1
PJ 1 PJ 3 PJ 4
PJ 2
LD 1
LD 2
_
_
|_|
|_|
|_| |_|
Multi Controller P.C.
Board
MCC - 1210
1 2 3
1 2 3
RBM - Y1032E - E does not have
PMVD, ThD, indoor unit D connections
or the capacity code switch for branch D.
Page 10
Transformer
Sump
3 2 1 1 2 3
Heater
PJ 16
PJ 5
2
PJ 14
1
2
PJ 13
1
5
4
PJ 12 3
2
1
1 2 3
1 2 3
OUTDOOR
UNIT
Microswitch
COM
NO NC