Sailfish 220 WAC Owner's Manual - page 25

02/23/2015

Sailfish220WACOwner’sManual|sailfishboats.com

24

Optional Marine Head with Waste Tank

PROBLEM

CAUSE

ACTION / SOLUTION

Toilet does not flush or performance is 

poor

Waste tank is full

Empty waste tank before continuing to use toilet.

Clog at pump inlet

Clear clog. DO NOT flush foreigh objects.

Solid object in macerator

DISABLE power. Attempt to remove object. if unsuccessful, 

contact Thetford Tecma Servcie (1-800-521-3032). DO NOT 

flush foreign objects.

Low Voltage

Check that toilet supply voltage is 12V+/-2V (24V+/-2V) AND 

that there is no more than a 10% decrease in voltage when 

macerator is running. If voltage decreases more than this, 

there may be a wiring problem in the boat.

Water does not enter bowl during flush 

or water add cycle

Water supply line kinked or not connected Check that supply line is properly connected to fresh water 

supply. Check for kinks in the supply line.

No power to water pump

Check that fuse/circuit breaker has not tripped. Ensure all 

electrical connectors to water pump are fully mated.

Water supply has been turned off

Open water supply valves or reconnect power to supply pump.

Solenoid not plugged into relay module 

(where applicable).

Ensure wiring harness to solenoid is fully connected.

Water continues dripping briefly into 

bowl after flush cycle is complete

Toilet is installed below the water line with 

vented loop in water supply line

Normal operation – if only a small amount of water drips from 

the nozzle.

Bowl drains dry after flush

Water is siphoning out of bowl due to 

discharge hose pulled down.

Discharge hose from macerator pump is 

pulled down. Straighten hose so that top of 

discharge hose is in line with toilet nozzle

Note:ThisTroubleshootingguideisintendedtoprovideabasicserviceaidinthecaseofincorrecttoiletoperation.Ifthesuggestedactionsabovedo

notresolvetheissue,itmaybenecessarytobringunitinforprofessionalservice.ThetfordCustomerService–1-800-521-3032.

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