ELECTRICAL OPERATION
COMPONENT FUNCTION
Control Board
Assembly . . . . . . . . . . . . .
Controls dishwasher electrical operation.
Relay Board . . . . . . . . . .
Controlled by control board assembly, the on board relays and fuses deliver energy to
machine control components.
Fuse, Relay Board
(F1) . . . . . . . . . . . . . . . . . . .
1/10A fuse. Protects rinse feeder 1CR coil circuit.
Fuse, Relay Board
(F2) . . . . . . . . . . . . . . . . . . .
1.0A fuse. Protects primary of transformer 2T, 1CON, 2CON, 3CON, 1SOL and external
booster control from over-currents.
Switch Membrane
Keypad . . . . . . . . . . . . . . .
User interface to machine. Used to select wash mode and program control board
assembly.
Display Module . . . . . . .
Provides machine information to user through the use of LEDs, lighted icons, and
illuminated text and numbers.
Contactor (1CON) . . . . .
Controls electrical power to wash pump (120VAC coil).
Contactor (2CON) . . . . .
Controls electrical power to wash tank heater (120VAC coil).
Contactor (3CON) . . . . .
Controls electrical power to booster heater (120VAC coil).
Relay (1CR) . . . . . . . . . . .
Controlled by the control board assembly through the relay board, provides a means of
controlling energy to RPS1 and RPS2 on terminal block 3TB.
Float Switch (1FS) . . . .
Detects water level in tank. On SD3, control board only uses Low Water Level LED with
the float switch.
Heater, Booster (BSTR
HTR) . . . . . . . . . . . . . . . . . .
Heating element for booster (8.5kW).
Heater, Tank (Tank
HTR) . . . . . . . . . . . . . . . . . .
Heating element for wash tank (5kW to 7.2kW).
High Limit Thermostat
(1TAS) . . . . . . . . . . . . . . . .
Protects tank heater circuit.
High Limit Thermostat
(2TAS) . . . . . . . . . . . . . . . .
Protects booster circuit. Frame mounted, capillary design
High Limit Thermostat
(3TAS) . . . . . . . . . . . . . . . .
Protects booster circuit. Mounted on the booster.
Interlock Switch
(1LS) . . . . . . . . . . . . . . . . . .
Feed back to control board on state of door (open or closed).
Solenoid (1SOL) . . . . . .
Fill/rinse solenoid.
Thermistor, Wash
(1QTM) . . . . . . . . . . . . . . . .
Senses tank water temperature.
Thermistor, Rinse
(2QTM) . . . . . . . . . . . . . . . .
Senses rinse water temperature
Thermistor, Booster
(3QTM) . . . . . . . . . . . . . . . .
Senses booster water temperature
Terminal Block
(1TB) . . . . . . . . . . . . . . . . . .
Line service to tank contactor 2CON (1 phase only).
SD3 Series - ELECTRICAL OPERATION
F45576 (1015)
Page 16 of 37
Содержание SD3 Series
Страница 1: ...SD3 Series SD3 ML 130232 SERVICE and PARTS MANUAL F45576 1015 ...
Страница 18: ...CONTROL BOARD RELAY BOARD LAYOUT Control Board SD3 Series ELECTRICAL OPERATION F45576 1015 Page 18 of 37 ...
Страница 23: ...WIRING DIAGRAM 1 PHASE Fig 16 SD3 Series ELECTRICAL OPERATION Page 23 of 37 F45576 1015 ...
Страница 24: ...WIRING DIAGRAM 3 PHASE Fig 17 SD3 Series ELECTRICAL OPERATION F45576 1015 Page 24 of 37 ...
Страница 39: ...SD3 DISHWASHER REPLACEMENT PARTS F 43302 Rev B October 2015 2 2015 ...
Страница 41: ...CONTROLS SD3 DISHWASHER REPLACEMENT PARTS F 43302 Rev B October 2015 4 ...
Страница 43: ...CONTROL CABLES SD3 DISHWASHER REPLACEMENT PARTS F 43302 Rev B October 2015 6 ...
Страница 45: ...CONTROL BOX SD3 DISHWASHER REPLACEMENT PARTS F 43302 Rev B October 2015 8 ...
Страница 47: ...MOTOR AND PUMP SD3 DISHWASHER REPLACEMENT PARTS F 43302 Rev B October 2015 10 ...
Страница 49: ...UPPER WASH ARM SD3 DISHWASHER REPLACEMENT PARTS F 43302 Rev B October 2015 12 ...
Страница 51: ...LOWER WASH ARM SD3 DISHWASHER REPLACEMENT PARTS F 43302 Rev B October 2015 14 ...
Страница 53: ...RINSE PIPING WITHOUT BOOSTER SD3 DISHWASHER REPLACEMENT PARTS F 43302 Rev B October 2015 16 ...
Страница 55: ...RINSE PIPING WITH BOOSTER SD3 DISHWASHER REPLACEMENT PARTS F 43302 Rev B October 2015 18 ...
Страница 57: ...BOOSTER PIPING SD3 DISHWASHER REPLACEMENT PARTS F 43302 Rev B October 2015 20 ...
Страница 59: ...ELECTRIC BOOSTER TANK SD3 DISHWASHER REPLACEMENT PARTS F 43302 Rev B October 2015 22 ...
Страница 61: ...LOW WATER PROTECTION AND ELECTRIC HEAT SD3 DISHWASHER REPLACEMENT PARTS F 43302 Rev B October 2015 24 ...
Страница 63: ...DRAIN UNIT SD3 DISHWASHER REPLACEMENT PARTS F 43302 Rev B October 2015 26 ...
Страница 65: ...DRAIN WATER TEMPERING OPTIONAL ACCESSORY SD3 DISHWASHER REPLACEMENT PARTS F 43302 Rev B October 2015 28 ...
Страница 67: ...DOOR ASSEMBLY SD3 DISHWASHER REPLACEMENT PARTS F 43302 Rev B October 2015 30 ...
Страница 69: ...PANELS AND RACK SUPPORT SD3 DISHWASHER REPLACEMENT PARTS F 43302 Rev B October 2015 32 ...
Страница 71: ...SD3 DISHWASHER REPLACEMENT PARTS FORM 43302 Rev B OCTOBER 2015 PRINTED IN U S A ...