Dometic M65-5000, Instruction And Operation Manual

Page: 10 / 104

10
EN
Troubleshooting Gravity-discharge Toilet
9 Troubleshooting
I
It is recommended to always wear personal
protective equipment, such as gloves, goggles,
or safety glasses when servicing any sanitation
products. The following table lists some of the possible issues
that might be encountered when the toilet is in use, the
possible causes of these issues, and the recommended
actions that should be taken to remedy the issues.
Problem Possible Cause Recommended Solution
The water does not stay
in the bowl.
The base to bowl band clamp is loose. Tighten the band clamp adjustment nut.
There is an improper seal around the flush ball
due to dirt or debris on the underside of the
flush ball seal.
1. Inspect the flush ball and the underside of the flush
ball seal for dirt or debris.
2. Clean if necessary.
The flush ball seal is worn or damaged. 1. Inspect the flush ball seal for wear or damage.
2. Replace the flush ball seal if necessary.
Worn or damaged flush ball 1. Inspect the flush ball for wear or damage.
2. Replace the flush ball if necessary.
The flush ball does not
close completely.
The base to bowl band clamp is over-tightened
and causing too much tension on the flush seal
and flush ball.
Loosen the band clamp adjustment nut.
The spring cartridge is weak or defective. 1. Press the pedal then quickly let go.
2. If the pedal does not snap back, replace the spring
cartridge.
The water does not
shut off in the toilet.
Dirt is lodged in the water valve seal
1
Disassemble and clean the water valve.
The lever is bent down, holding the water valve
open.
Bend the front of the lever up approximately
0.1 in. (2 mm).
The water valve is worn or defective. Replace the water valve assembly.
The spring cartridge is weak or defective. 1. Press the pedal then quickly let go.
2. If the pedal does not snap back, replace the spring
cartridge.
Water does not enter
the bowl properly
Low water pressure Check the incoming water pressure. See
“Specifications” on page 6.
Clogged water valve Remove and clean the filter screen.
1
Water leaking from the
water valve
Loose connection Tighten the bottom cap, inlet fitting
1
, and discharge
hose band clamp.
Worn or defective water valve Replace the water valve assembly.
Water line connection is not seated properly 1. Ensure that the threads on the inlet fitting are not
cross-threaded.
2. Tighten the connection.
Stripped threads on the inlet fitting Replace the water valve assembly.
Water valve seal
1
is worn or missing
Water valve body is cracked
Water is leaking from
the rear of the bowl
Loose water supply hose connection Tighten the water supply hose connections.
Loose check valve assembly Tighten the check valve-to-bowl connection.
Worn or defective check valve Replace the check valve assembly.
Cracked or defective bowl Replace the bowl.
1 Part of the water valve assembly