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Section 3 Troubleshooting
© Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT
NO SERVICE DOOR INPUT “D”
CHECK SERVICE DOOR
MAGNET
MAGNET IN
NO MAGNET
USE MICROWAND MAINTENANCE PROGRAM
TO TEST COUNT ON SERVICE DOOR.
– READ COUNTS AND REPLACE
SERVICE DOOR
WAIT 30 SECONDS.
READ COUNTS “D”
SERVICE DOOR
INPUT CHECKS
CORRECTLY
CHECK WIRING
1. CHECK CONNECTION AT PLUG AND
RECEPTACLE AT REED SWITCH HARNESS
TERMINATION.
2. CHECK AUDIT HARNESS CONTINUITY.
RECEPTACLE PIN 1 TO RS2 PIN 2
RECEPTACLE PIN 2 TO RS2 PIN 3
3. CHECK REED SWITCH CONTINUITY AT RS2
A. WITH SERVICE DOOR CLOSED
RS2 PIN 2 TO RS2 PIN 3 SHOULD BE
0 (ZERO) OHMS.
B. WITH SERVICE DOOR OPEN
RS2 PIN 2 TO RS2 PIN 3 SHOULD BE
“
∞
” INFINITE.
CORRECT WIRING
OR REPLACE
AUDIT WIRE HARNESS
REPLACE REED SWITCH
AND CHECK
OPERATION WITH
MICROWAND
MAINTENANCE
PROGRAM
PLACE MAGNET
IN SERVICE DOOR
NO
NO
YES
NO
YES
REPLACE AUDIT
CONTROL BOARD
