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6. Electrical parts
66210
66210
Explanation of PCBs (Processor section)
!
!!
! Component parts table
IMPORTANT
• Although sometimes the test pins are unmounted, the test points can be used for the measurement.
P685 • [SM][F] specifications: unused
• [N] specification: connecting to refilling water pump
• [J] specification: connecting to cleaning pump 1
P688 • [SM] [F] specifications: unused
• [N] specification: connecting to # # # replenishment solution level sensor and
refilling water tank level sensor
• [J] specification: connecting to SW/DW tank level sensor and SW tank level
sensor
P691, P692, P700 [N] [SM] [J] [F] specifications: unused
P701 Signal lamp Option
LED No. Purpose Status
LED1 • [N] [SM] specifications: unused
• [J] specification: SSR18 operation check (CD water supply
pump)
• [F] specification: SSR18 operation check (P1R replenisher
pump)
• [N] [SM] specifications: unused
• [J] [F] specifications: ON during
operation
LED2 • [N] [SM] specifications: unused
• [J] specification: SSR19 operation check (CD water supply
pump)
• [F] specification: SSR19 operation check (P2RA replenisher
pump)
• [N] [SM] specifications: unused
• [J] [F] specifications: ON during
operation
LED3 • [N] [SM] specifications: unused
• [J] specification: SSR20 operation check (STB water supply
pump)
• [F] specification: SSR20 operation check (P2RB replenisher
pump)
• [N] [SM] specifications: unused
• [J] [F] specifications: ON during
operation
LED4 Signal lamp (Optional) • [ON] when the switch is on
LED5 • [SM] specification: CD circulation amount check
• [N] [J] [F] specifications: unused
• [SM] specification: ON when CD
circulation amount has decreased
• [N] [J] [F] specifications: unused
LED6 Relay X13 operation check OFF when the effluent float switch is turned
on
Relay X13 [ON] when the switch is on
LED7 Relay X12 operation check (program timer) OFF when the program timer operates.
LED8 Exhaust fan operation check ON during operation
LED9 Drive motor cooling fan operation check ON during operation
LED10 Tank cooling fan operation check ON during operation
LED11 Unused
LED13 Conveyor motor reverse operation check ON during operation
LED14 Conveyor motor forward operation check ON during operation
LED15 Sorter motor operation check ON during operation
LED16 • [N] specification: refilling water pump and cleaning pump
operation check
• [J] specification: cleaning pump operation check
• [SM][F] specifications: unused
The LED status during operation is shown
in the table.
*1
LED17
LED18
LED19 DC+24 V power supply check On when the power supply is turned on.
Connector No. Purpose Remarks
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