47
ELECTRICAL SCHEMATICS
Figure 18 - Electrical Diagram, 501-HT/UT/UTLC
(For machines built prior to S/N 6984)
2
1
SS
25
5
TO CUSTOMER DISCONNECT SWITCH
1
2
3
GND
2
133
NCNC
29
28 31
3
31
33
3
WHTR
11
10
88 3
CLT
24
4
33
4
6
7
NC
35
4
4
35
32
4
34
16
17
27
9
25 25
SRC
8TM
1
2
3
33
4
5
TP
3
3
3
3
3
15
14
13
WASH
DP
FV
19
20
20
8
16
26 26
16
25
17 17
8
8DM
RM
DV
3
3
115V NEUTRAL
230V
MSW
21
22
CUSTOMER TO SUPPLY RATED VOLTAGE/PHASE/Hz, AS SPECIFIED
PER ORDER, TO DISCONNECT SWITCH.
WITH ALL LOCAL ELECTRICAL CODES.
ALL POWER SUPPLIED TO EACH CONNECTION POINT MUST COMPLY
HLTS HIGH LIMIT THERMOSTAT
DM DETERGENT MOTOR
DV DRAIN VALVE
DP DRAIN PUMP (IF USED)
FV FILL VALVE
GND GROUND
GRN GREEN
EW/D EXTENDED WASH/DELIME
DS DOOR SWITCH
CT CONTACTOR
CTC CONTACTOR COIL
MSW MAIN SWITCH ON/FILL OFF/DRAIN
CAM 7 DETERGENT
CAM 8 AUTO-FILL DRAIN
CLT CYCLE ON LIGHT
CAM 1 HOMING
CAM 2 PUMP MOTOR
CAM 3 PUMP MOTOR REVERSING
CAM 4 DRAIN
CAM 5 FILL
CAM 6 RINSE
BLK BLACK
BLU BLUE
BTS BOOSTER THERMOSTAT
BHTR BOOSTER HEATER
WHTR WATER HEATER
TM TIMER MOTOR
SRC CURRENT OPERATED START RELAY COIL
TP THERMAL PROTECTOR
RM RINSE MOTOR (IF USED)
WHT WHITE
PSDR PRIME SWITCH DETERGENT, RINSE
SS SERVICE SWITCH
TTS TANK HEAT THERMOSTAT
00011