Waste discharge pressure stops or decreases dramatically.
The pump operates, but no liquid is expelled.
The motor will not run.
How do I disassemble the system to check for an object lodged
in the pump?
Warranty
For defined warranty terms, review the one-page warranty statement - see www.thetford.com.
Please give Serial Number (located on the pump or manual sticker) for calls to customer service and warranty is-
NOTICE
sues.
www.thetford.com
Troubleshooting
Problem
■
Are the holding tanks empty?
■
With pump on, look for location where hose expansion
differs; check for obstruction at that point.
■
Turn the pump switch to the Off position:
■
To CHECK FOR OBSTRUCTION IN HOSE (
Visually check for foreign matter lodged in the hose
by running your hand along hose.
■
TO CHECK FOR OBSTRUCTION IN IMPELLER:
Refer to Obstruction Removal section.
■
Failure to clear a clog could cause damage to the pump,
which will void the warranty.
■
Are the holding tanks empty?
■
Check that the RV gate valves are open.
■
Pump may be clogged.
Make sure:
■
Pump is turned on.
■
RV battery is charged.
■
Circuit breaker/fuse is functioning.
■
Pump is receiving voltage.
■
Foreign object is not preventing impeller operation.
Refer to "Obstruction Removal" section on page 8.
9
Solution
Sani-Con Model 600 - Permanent Storage Mount
K2
):