6-2
920017-148
Operator Manual
Routine Maintenance
2.0
STAGE IV CONTROL
2.1
Verify that paper take-up is working properly.
6 x per year
2.2
Check printout for darkness, missing dots, etc.
6 x per year
3.0
DOOR ASSEMBLY (EACH DOOR)
3.1
Inspect doors for ease of operation.
6 x per year
4.0
CHAMBER COMPONENTS
4.1
Clean debris screen in bottom of wash chamber.
Once a day
4.2
Inspect vertical spray headers for clogged holes. Clean them if necessary.
Once a week
4.3
Remove hard water deposits from interior of chamber (use Descaler cycle).
Once a week
4.4
Through the window, inspect vertical spray header assembly for free movement,
while washer is operating.
6 x per year
4.5
Check sump under floor sections for debris. Use a hose to clean if necessary.
6 x per year
4.6
Check interior light.
6 x per year
4.7
Clean debris from bottom door guide. Use a hose to clean if necessary.
6 x per year
5.0
CHEMICAL INJECTION PUMP
5.1
Lubricate chemical injection pump rollers.
12 x per year
6.0
SAFETY FEATURES
6.1
Test EMERGENCY STOP Cables for proper operation.
6 x per year
6.2
Check warning stickers inside wash chamber for legibility. If stickers are worn
out and no longer legible, replace with new ones.
6 x per year
6.3
Test EMERGENCY STOP pushbuttons for proper operation.
6 x per year
6.4
Test LOCK/UNLOCK/INITIALIZATION switch for proper operation.
6 x per year
7.0
FINAL TEST
7.1
Check work area to ensure removal of all materials used during inspection.
Every Inspection
7.2
Unlock electrical disconnect switch, position to ON and turn all utilities back ON.
Every Inspection
Table 6-1. Preventive Maintenance Schedule (continued)
SERVICE PERFORMED:
Min. Frequency
