Simple — DIY-friendly

Low hot water pressure

If cold water pressure is normal but hot is weak, problem is in the heater itself. Most common: limescale buildup in tank or clogged inlet filter.

Symptoms That Indicate Low hot water pressure

See if any of these signs match your device — each one increases the likelihood of this fault.

Technical Causes

These are the causes we encounter while repairing Low hot water pressure — ranked from most to least common.

  1. 01

    Limescale buildup in tank

  2. 02

    Clogged inlet filter

  3. 03

    Cracked outlet hose

  4. 04

    Bathroom mixer valve faulty

  5. 05

    Hot water line clog in walls

  6. 06

    Pressure reducing valve set low

When to Stop and Call a Technician Immediately

Any of the following = a danger signal — call now and don't try to fix it yourself.

Call now — 16062

This Fault Is Common In These Water Heaters Types

Other Water Heaters Faults

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