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5
MAINTENANCE SCHEDULE
Maintenance intervals and normal parts replacement vary widely depending on numerous factors such as frequency
of system use, quality of ushing water, etc. The following chart is intended strictly as a general guide in keeping
the sanitation system 100% ready for any conditions of use.
Maintenance Procedure
Recommended
Date of Service
Parts Required
Toilet ush ball seal cleaning
Tighten toilet seat mounting
hardware
Monthly
Monthly (or as needed)
SeaLand Bowl and Seal Cleaner
N/A
ROUTINE MAINTENANCE
Replace duckbill valves in Vacuum
Pump or Vacuum Generator
Replace ush ball seal and ush
ball (if needed)
Every three years
Every three years
Duckbill Valve Kit
Flush Ball Seal
Flush Ball
MAJOR SYSTEM MAINTENANCE
SPARE PARTS
The following parts should be kept available at all times:
Description
Part Number
Quantity Where Used
Flush Ball Seal
Flush Ball
Water Valve
Vacuum Breaker Kit
Vacuum Switch Kit
1.5-inch Duckbill Valve Kit
(2 ea. per kit)
see parts list
see parts list
see parts list
see parts list
see parts list
see parts list
1
1
1
1
1
1
All-ceramic toilet
Vacuum generating system
ORDERING PARTS
Dometic is ready to assist you in the event service is required. Before calling, please have the following information
available. Your cooperation in having this information ready is appreciated and allows us to better meet your needs.
Please refer to the Parts Distributor list in the Customer Service section (page 22).
1. Toilet Model Number
2. Serial Number
3. Part Number, Description and Quantity (see parts list insert)
CLEARING DISCHARGE LINES
Sanitation hoses should be cleared if toilet will not be needed for an extended period of time (more than two weeks).
1. Fill toilet bowl with water and add 4 oz. (120 ml) of biodegradable laundry detergent (should
NOT contain bleach).
2. Flush toilet, holding pedal down for about two minutes. Close ush ball.
3. Turn off water supply to toilet.
4. Flush the toilet without water, allowing the vacuum pump to shut off after the ush. Repeat three times. (This proce
-
dure will minimize any remaining water in the sanitation hoses.)
5. Turn off power to the vacuum pump.
6. Completely pump out holding tank.
If system will be subjected to freezing temperatures, please follow above procedure, then winterize system as described
in this manual.