Problem
Waste discharge pres-
sure stops or decreas-
es dramatically.
The pump operates,
but no liquid is ex-
pelled.
The motor will not run.
The pump turns off on
its own.
How do I disassemble
the system to check
for an object lodged in
the pump?
Warranty
For defi ned warranty terms, review the one-page warranty
statement - see www.thetford.com.
Please give Serial Number (located on the
NOTICE
pump or manual sticker) for calls to customer
service and warranty issues.
®
SANICON
Turbo - Model 600S
Troubleshooting
Solution
■
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 OB-
STRUCTION IN HOSE
(
): Visually check for
K2
foreign matter lodged in
the hose by running your
hand along hose.
■
TO CHECK FOR OB-
STRUCTION IN IMPEL-
LER: Refer to "Obstruction
Removal" topic.
■
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 function-
ing.
■
Pump is receiving voltage.
■
Foreign object is not preventing
impeller operation.
■
See "Thermal Cut-Off Switch"
topic under "Overview" section
of this document.
■
Refer to "Obstruction Removal"
topic in "Operation" section of
this document.
9
97573 Rev. E (01/08/18)