36
ELECTRICAL
DIAGRAM
Figure 12 — Wiring Schematic
BLK BLACK
BLU BLUE
CAM 1 HOMING
CAM 2 PUMP MOTOR
CAM 3 DRAIN
CAM 4 FILL
CAM 5 RINSE
CAM 6 SANITIZER
CAM 7 DETERGENT
CAM 8 AUTO FILL/DRAIN CYCLE
CLT CYCLE ON LIGHT
DM DETERGENT MOTOR
DV DRAIN VALVE
FV FILL VALVE
GND GROUND
GRN GREEN
HTLS HIGH LIMIT THERMOSTAT
MSW MAIN SWITCH ON/OFF
PSB PUSHBUTTON START SWITCH
PSDR PRIME SWITCH - DETERGENT, RINSE
PSS PRIME SWITCH - SANITIZER
RC RELAY COIL
RL RELAY CONTACT
RM RINSE MOTOR
RS REED SWITCH
SM SANITIZER MOTOR
TM TIMER MOTOR
TP THERMAL PROTECTOR
WHT WHITE
WHTR WATER HEATER
WTS WATER THERMOSTAT
A0509232/A
PSS
CAM 6
NO
NC
SM
PSDR
NC
CAM 2
NO
NC
CAM 3
NO
NC
HLTS
WTS
MSW
GRN
WHT
BLK
BRN
GND
4
3
2
1
DM
RM
F
NC
NO
CAM 7
NC
NO
CAM 5
CAM 4
NO
NC
D
TM
CLT
NC
NO
NO
NC
CAM 8
CAM 1
WHTR
1
1
2
1
1
2
2
2
2
2
2
2
2
3
10
11
4
5
6
8
8
8
8
8
23
22
21
19
16
17
18
8
20
8
8
15
9
RS
RS
2
PSB
START
CAPACITOR
WASH PUMP
BLK WHT
3
BRN
BLK
24
24
24
NO
RC
RL
OFF/DRAIN
ON/FILL
START
MOMENTARY
MOMENTARY
1
1
TO CUSTOMER RECEPTACLE
115V 60Hz
GND
ON TWO DOOR
MODEL MD-18-2 ONLY
CUSTOMER TO SUPPLY RATED VOLTAGE/PHASE/Hz,
AS SPECIFIED PER ORDER, TO DISCONNECT SWITCH.
ALL POWER SUPPLIED TO EACH CONNECTION POINT
MUST COMPLY WITH ALL LOCAL ELECTRIC CODES.
- Power Off
- Beginning of cycle
- Door Closed
STATE OF DIAGRAM
MD-18
Single Phase
V
V