An electric water heater is one of the most reliable ways to enjoy hot water at home or in your business. However, like any appliance, it may develop issues over time.
At Moffam Electricals, we don’t just supply and install water heaters—we also provide maintenance and repair services across Kenya. Below, we highlight the most common electric water heater problems and what you can do to fix them.
How to Fix Common Electric Water Heater Problems at Home
1. No Hot Water
Possible Causes:
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Power supply issue (tripped circuit breaker)
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Faulty heating element
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Thermostat malfunction
Quick Fix:
-
Check if the unit is connected to power and reset the breaker.
-
If the heater still doesn’t produce hot water, the thermostat or element may need replacement.
Tip: Call Moffam Electricals for professional diagnosis and part replacement.
2. Water Not Hot Enough
Possible Causes:
-
Thermostat set too low
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Sediment buildup in the tank (for storage heaters)
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Partially damaged heating element
Quick Fix:
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Adjust thermostat settings to 50–60°C.
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Schedule descaling/cleaning to remove limescale and sediment.
3. Water Too Hot
Possible Causes:
-
Thermostat set too high
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Thermostat malfunctioning
Quick Fix:
-
Lower thermostat settings.
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If the problem persists, a faulty thermostat must be replaced.
4. Strange Noises (Popping, Hissing, or Banging)
Possible Causes:
-
Sediment buildup in the tank
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Heating element scaling
Quick Fix:
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Flush the tank to remove sediment.
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If noise continues, the heating element may need replacement.
5. Leaking Water Heater
Possible Causes:
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Loose pipe connections
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Faulty pressure relief valve
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Tank corrosion
Quick Fix:
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Tighten loose fittings.
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Replace faulty valves.
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If the tank is leaking due to corrosion, a replacement may be required.
6. Low Water Pressure
Possible Causes:
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Blocked pipes due to limescale buildup
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Faulty installation or design
Quick Fix:
-
Clean aerators and shower heads.
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If the issue is within the heater system, seek professional servicing.
When to Call a Professional Electrician in Nairobi
While some problems have simple DIY fixes, major repairs should be handled by professionals to avoid electrical hazards or further damage.
At Moffam Electricals, we offer:
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Electric water heater installation and repair
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Genuine spare parts and replacements
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Regular servicing for long-lasting performance
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Affordable rates and nationwide service
Call us today for expert repair and maintenance services!
Our Products
Electrolux 80L Water Boiler
Original price was: KSh 43,000.00.KSh 34,000.00Current price is: KSh 34,000.00.
182L Non-Pressurized Electric Water Boiler
Original price was: KSh 58,000.00.KSh 57,500.00Current price is: KSh 57,500.00.
182L Pressurized Electric Water Boiler
Original price was: KSh 65,000.00.KSh 64,500.00Current price is: KSh 64,500.00.
90L Non-Pressurized Water Boiler
Original price was: KSh 43,500.00.KSh 42,000.00Current price is: KSh 42,000.00.
Alpha EAS7-NE Instant Shower for Hard/Salty Water in Kenya
Original price was: KSh 32,000.00.KSh 28,000.00Current price is: KSh 28,000.00.
Alpha Instant Shower AS2i with Silent Pump
Original price was: KSh 45,200.00.KSh 45,000.00Current price is: KSh 45,000.00.Out of stock
Alpha Instant Shower S‑100E
Original price was: KSh 25,500.00.KSh 25,000.00Current price is: KSh 25,000.00.
Alpha S‑200EP Instant Shower with Pump & Rain Shower
Original price was: KSh 49,900.00.KSh 49,500.00Current price is: KSh 49,500.00.
Alpha S‑200EP with Built‑in Pump
Original price was: KSh 39,000.00.KSh 37,500.00Current price is: KSh 37,500.00.
Alpha Smart Revo Rainshower – Premium Instant Shower
Original price was: KSh 102,500.00.KSh 101,500.00Current price is: KSh 101,500.00.
Atlantic Water Boiler 100 Litres
Original price was: KSh 48,864.00.KSh 38,000.00Current price is: KSh 38,000.00.
Atlantic Water Boiler 120L
Original price was: KSh 56,500.00.KSh 42,000.00Current price is: KSh 42,000.00.
Atlantic Water Boiler 30 Litres
Original price was: KSh 33,167.00.KSh 23,000.00Current price is: KSh 23,000.00.
Atlantic Water Boiler 50 Litres
Original price was: KSh 38,000.00.KSh 29,000.00Current price is: KSh 29,000.00.
Atlantic Water Boiler 80 Litres
Original price was: KSh 41,827.00.KSh 34,000.00Current price is: KSh 34,000.00.
Backer 1.5 kW Heating Element
Original price was: KSh 7,000.00.KSh 5,500.00Current price is: KSh 5,500.00.
Backer 3.0kW Heating Elements
Original price was: KSh 7,000.00.KSh 5,500.00Current price is: KSh 5,500.00.
Bella Ducha 4T Ultra Instant Shower
Original price was: KSh 3,800.00.KSh 3,750.00Current price is: KSh 3,750.00.
EAS7 N-E Rainshower (Without Pump)
Original price was: KSh 42,000.00.KSh 39,500.00Current price is: KSh 39,500.00.
EAS7 N-I Normal (With Pump) Rainshower
Original price was: KSh 40,000.00.KSh 39,000.00Current price is: KSh 39,000.00.
EAS7 N-I Rainshower (With Pump)
Original price was: KSh 57,000.00.KSh 55,000.00Current price is: KSh 55,000.00.
Electrolux 100L Water Boiler
Original price was: KSh 47,000.00.KSh 38,000.00Current price is: KSh 38,000.00.
Electrolux 50L Water Boiler
Original price was: KSh 34,000.00.KSh 29,000.00Current price is: KSh 29,000.00.
Electrolux EWE361LB-DIX4 Instant Shower
Original price was: KSh 26,500.00.KSh 25,800.00Current price is: KSh 25,800.00.
Electrolux Instant Shower EWE361LX‑DBX4
Original price was: KSh 21,000.00.KSh 20,000.00Current price is: KSh 20,000.00.
Electrolux LED Digital Instant Shower EWE361MB-DST1
Original price was: KSh 35,000.00.KSh 34,000.00Current price is: KSh 34,000.00.
Loren Shower Ultra Instant Shower
Original price was: KSh 6,100.00.KSh 5,900.00Current price is: KSh 5,900.00.
Lorenzetti Acqua Duo
Original price was: KSh 30,000.00.KSh 29,000.00Current price is: KSh 29,000.00.
Lorenzetti Acqua Storm Black/Chrome Showerhead
Original price was: KSh 26,500.00.KSh 26,000.00Current price is: KSh 26,000.00.
Lorenzetti Advanced Blindada Instant Shower
Original price was: KSh 17,000.00.KSh 16,500.00Current price is: KSh 16,500.00.
LORENZETTI Advanced Heating Element 7500W
Original price was: KSh 2,000.00.KSh 1,900.00Current price is: KSh 1,900.00.
Lorenzetti Advanced Multi Electric Shower
Original price was: KSh 8,500.00.KSh 8,100.00Current price is: KSh 8,100.00.
Lorenzetti Advanced Turbo Instant Shower
Original price was: KSh 18,500.00.KSh 17,500.00Current price is: KSh 17,500.00.
Lorenzetti Aqua Duo Rose Gold Instant Shower
Original price was: KSh 34,500.00.KSh 34,000.00Current price is: KSh 34,000.00.
Lorenzetti Aqua Jet Ultra
Original price was: KSh 28,000.00.KSh 27,500.00Current price is: KSh 27,500.00.
Lorenzetti Aqua Jet Ultra Instant Shower
Original price was: KSh 28,000.00.KSh 27,500.00Current price is: KSh 27,500.00.
Lorenzetti Aqua Star Ultra Water Heater
Original price was: KSh 21,500.00.KSh 21,000.00Current price is: KSh 21,000.00.
Lorenzetti Aqua Storm Black Instant Shower
Original price was: KSh 21,000.00.KSh 20,000.00Current price is: KSh 20,000.00.
Lorenzetti Aqua Storm White
Original price was: KSh 21,000.00.KSh 19,000.00Current price is: KSh 19,000.00.
Lorenzetti Aqua Wave Instant Shower
Original price was: KSh 24,500.00.KSh 23,500.00Current price is: KSh 23,500.00.
Lorenzetti Aqua Wave Ultra Instant Shower
Original price was: KSh 24,500.00.KSh 24,000.00Current price is: KSh 24,000.00.
Lorenzetti Bella Ducha Heating Element 4,600W
Original price was: KSh 1,500.00.KSh 1,400.00Current price is: KSh 1,400.00.
Lorenzetti Duo Multi Instant Shower
Original price was: KSh 12,000.00.KSh 11,500.00Current price is: KSh 11,500.00.
Lorenzetti Duo Turbo Instant Shower
Original price was: KSh 18,000.00.KSh 17,500.00Current price is: KSh 17,500.00.
LORENZETTI Shower Element for Loren Ultra 6800W
Original price was: KSh 1,500.00.KSh 1,400.00Current price is: KSh 1,400.00.
Lorenzetti Shower Element for Maxi Ducha 4600W
Original price was: KSh 1,500.00.KSh 1,400.00Current price is: KSh 1,400.00.
Lorenzetti Versátil Undersink Water Heater
Original price was: KSh 11,000.00.KSh 10,500.00Current price is: KSh 10,500.00.
Maxi Ducha Ultra Instant Shower
Original price was: KSh 3,700.00.KSh 3,500.00Current price is: KSh 3,500.00.
Midea D10-20VG1 Undersink Water Heater
Original price was: KSh 25,500.00.KSh 23,000.00Current price is: KSh 23,000.00.
Midea Instant Shower with Inbuilt Pump
KSh 35,000.00
Non-Pressurized Water Boiler (136 Litres)
Original price was: KSh 54,500.00.KSh 50,000.00Current price is: KSh 50,000.00.
Non-Pressurized Water Boiler (68 Litres)
Original price was: KSh 38,000.00.KSh 37,000.00Current price is: KSh 37,000.00.
Non-Pressurized Water Boiler 227L
Original price was: KSh 65,996.00.KSh 64,996.00Current price is: KSh 64,996.00.
Non-Pressurized Water Boiler 23 Litres
Original price was: KSh 35,500.00.KSh 30,000.00Current price is: KSh 30,000.00.
Non-Pressurized Water Boiler(45Litres)
Original price was: KSh 35,000.00.KSh 34,000.00Current price is: KSh 34,000.00.
Pressurized Water Boiler (136L)
Original price was: KSh 56,710.00.KSh 55,710.00Current price is: KSh 55,710.00.
Pressurized Water Boiler (90 Litres)
Original price was: KSh 50,000.00.KSh 48,000.00Current price is: KSh 48,000.00.
Pressurized Water Boiler 272L DB
Original price was: KSh 82,000.00.KSh 79,000.00Current price is: KSh 79,000.00.Out of stock
Veito Blue 21kW Instant Water Heater
Original price was: KSh 50,000.00.KSh 49,600.00Current price is: KSh 49,600.00.Out of stock
Veito Blue S 21kW Instant Water Heater
Original price was: KSh 60,000.00.KSh 59,800.00Current price is: KSh 59,800.00.FAQs – Electric Water Heater Problems
Q1: Why is my electric water heater not turning on?
A: It may be due to a tripped circuit breaker, faulty thermostat, or a damaged heating element.
Q2: How often should I service my electric water heater?
A: At least once a year to prevent sediment buildup and extend lifespan.
Q3: Can I repair an electric water heater myself?
A: You can handle minor fixes like adjusting the thermostat, but electrical and element issues should be handled by professionals.
Q4: Why is my water heater making strange noises?
A: Sediment buildup or scaling on the heating element is the most common cause.
Q5: How long does an electric water heater last?
A: With proper maintenance, 8–12 years depending on the brand and usage.
Conclusion
Electric water heaters are durable, but like any appliance, they require proper maintenance and occasional repairs. Knowing the common problems and quick fixes can save you time and money.
At Moffam Electricals, we ensure your water heater runs efficiently with professional installation, repair, and maintenance services in Kenya.
Contact us today for reliable electric water heater solutions at affordable prices.
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