GT-BH18External Booster Heater
Page 6
TROUBLE SHOOTING
Problem
Probable Cause
Inadequate rinsing temperature or heater
does not
work
1. Isolator not working
2. Fill valve of the dish washer not working
properly.
3. Pressure regulator malfunctioning or
pressure too high.
4. Heating element full of lime scale.
5. Pressure Relief Valve defected.
6. Thermostat not working properly.
Rinse temperature too high
1. Line strainer is blocked.
2. Thermostat not working properly.
No water coming out from heater
1. Line strainer may be blocked.
2. Solenoid valve of the dish washer not
working properly.
No power supply to heater
Fuse is blown
