Service manual

Avantra 36/44 Service Manual
3-70 Diagnostics
Figure 3-3 Transformer housing assembly.
PICK
UP
DROP
OUT
MAX MIN
MAX MIN
A
B
1
2
3
4
5 6
VOLT SENSING RELAY
1
2
3 4
SOLID STATE RELAY
0V OUT
115V OUT
115V MID
0V MID
115V OUT
0V OUT
100V
0V MID
100V
115V MID
ESS
FUSE
3A.
TRANSFORMER
From DEC Bd.
Digital signal to
turn Punp ON
24VDC
Turns Inner
Vacuum
Solenoid ON
24VDC
Turns Outer
Vacuum
Solenoid ON
24VDC
Turns AC
ON to
Vacuum Pump
+ -
24VDC
From Vacuum Module
to turn AC ON
to Vacuum Pump
VACUUM MODULE PCB.
ORANGE CONNECTOR
OUTPUT SIDE
GRAY CONNECTOR
INPUT SIDE
Green LED 110v. - OFF 220v. - ON