User Manual
Labconco Glassware Washer Service/Technical Manual 
33 
2.  Press and hold the ▼ button and close the handle of the washer by 
sliding the door latch knob to the right. Hold for 5 seconds. 
3.  The display will show the SET UP screen. 
4.  The > on the left side will highlight VOLTAGE. 
5.  Press the ▼ button until the > highlights LIQ DETERGENT OPT 
6.  Press the ◄ or ► buttons to select “NO” and turn off the PC Boards 
detergent level sensor. 
7.  When the machine is restarted for normal operation the Alarm(s) should 
have been cleared. 
DRAIN FAIL ALARM 
This displays if water fails to completely drain during a normal drain 
operation. Operation of the washer is cancelled at this time. The 
alarm is silenced by opening the door. 
Before undertaking these procedures please do the following 
preliminary check. If you look in User’s Instructional Manual (pages 
15 and 16), there are diagrams picturing how to plumb the drainage 
lines. Make sure your unit is set up according to the manual and no 
extra length of tubing has been added to what is supplied by Labconco. 
BEFORE CALLING FOR SERVICE, DETERMINE THE FOLLOWING: 
PCBoard logic revision on the display when the latch is shut: 
______________ 
Line voltage: 
______________ 
Cycle and Segment running when the problem occurred: 
Figure 5: (left) 
Front view of 
glassware washer.  
Circle “4” 
indicates location 
of where the 
Drain Pump can 
be found (see 
Figure 4) 
Figure 6: (right) 
Side view of 
glassware washer.  
Circle “3” 
indicates location 
of where the 
Drain Valve & 
Pump can be 
easily seen/found 
(see Figures 3 & 
4).










