A geyser is one of the biggest single electricity draws in a home, and when it goes wrong, it’s usually one of a handful of common issues.
No hot water
Often a tripped breaker specific to the geyser circuit, a faulty thermostat, or a failed heating element – all diagnosable quickly, and worth checking the DB board first before assuming the worst.
Water too hot or inconsistent temperature
Usually points to a faulty or incorrectly set thermostat rather than a wiring issue – a straightforward fix once diagnosed.
Geyser tripping the DB board
This is worth taking seriously rather than just resetting repeatedly – it often indicates a failing element or moisture ingress into the electrical connection, both of which get worse, not better, if left.
Geyser wiring and compliance
Geyser circuits should have dedicated, correctly rated wiring and proper isolation – older installations sometimes don’t meet current standards, which surfaces during a CoC inspection.
Frequently asked questions
Is it safe to keep resetting a geyser breaker that trips?
Resetting once is fine; repeated tripping means the underlying fault needs diagnosing rather than continuing to reset it.
How long do geyser thermostats and elements typically last?
It varies with water quality and usage, but elements and thermostats are common wear items over a geyser’s lifespan and are usually a straightforward, contained repair.
Geyser giving you trouble? Get it diagnosed.