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Why is there a bad odor from my 19.9 gallon reliance electric hot water heater

Anode rod?
Replace anode rod, or remove anode rod, and clean tank with hydrogen peroxide (not bleach)
Anode will keep tank from rusting.
Cut new anode rod to correct length using hack saw.


Aug 25, 2014 | Water Heaters

1 Answer

Ariston water heater service center

Copy following link for Bosch Ariston water heater resources:

You can fix this water heater yourself, or buy another under-counter water heater if tank is leaking because anode depleted.


Jul 29, 2013 | Water Heaters

1 Answer

We have an ariston pro pi water heater and water is dripping all over from the bottom. How do you drain this? It is less thasn 5 years old

The tank is drained by removing tank, and using hot water outlet as a drain.
Under-counter tanks are not made with thick steel hull that adds cost and weight to product.
Water heater can rust out quickly if anode rod is not checked and replaced each year.
Anode rod depletion is faster if home has water softener.
All tank-type water heaters have replaceable anode rod that protects tank from rusting, and most water heater manuals include general description of anode and maintenance.

Rusted water heater must be replaced.

Take a moment and rate answer:
And take advantage of fixya expert assistance live.
For a price, expert works with you while you work on water heater or any do-it-yourself project.
Fixya is always less expensive than a service call.

Sep 06, 2011 | Bosch GL4Ti Ariston Pro Ti Electric...

1 Answer

Ariston GL6+ Occasional rusty water. Can this be remedied? Thank you Ed

Ariston GL6 6-gallon electric water heater has anode rod to prevent steel tank from rusting.
Once anode rod depletes, the tank rusts.
All tank-type water heaters have replaceable anode rod that can stop rusting, but will not repair damaged tank.
Open following links for resources + manual with parts number and illustration on page 7 and 10. Part number is shown as 570241 anode rod.

Jul 12, 2011 | Bosch Ariston GL6-plus GL6+ Point-of-Use...

1 Answer

I have a Ariston Pro TI water heater. I am getting a lot of rust/junk/green/black, particals in the hot water plugging my shower heads. How do if fix this problem? Thanks Tom

If problem is hot water side only, then water heater is suspect.
1) If water heater temperature is set above 140F, it causes minerals to dissolve out of water.
2) If water heater is exposed to minerals in water, like hard water, those minerals will gather at bottom of tank.
3) If anode rod is depleted, the metal tank will begin to rust.
4) Combination of problems listed above.
To fix these problems, flush tank and replace anode rod, and possibly install water softener, install water filter, and turn down temperature setting.

Jul 11, 2011 | Bosch GL8Ti Ariston Pro Ti Electric...

1 Answer

Bubbling water at pressure releaf valve on top of valve. valve is rusted. rusty water in pan. Unit was installed new two years ago. Offer suggestions. Thanks

Rusted water usually means anode rod depleted and tank is rusting. Change 570241 anode rod every year or so.
Boiling water could mean bad thermostat causing run-away heating so water is released out of TP valve. Replace 994062 thermostat for 4 gallon.
Leaking water at TP valve could mean bad TP valve: replace TP valve with generic valve from hardware store.
Open link for diagram, parts and replacement information

Jun 14, 2011 | Bosch Ariston GL4 GL4 Point-of-Use...

1 Answer

My Ariston 4 gallon water heater is given out hot dirty water?... Any Suggestions?

1) Dirty water implies degraded metal inside unit:
The anode rod protects metal parts. Once anode is depleted, metal parts react with water.

2) Open following troubleshoot pdf showing Ariston parts

3) Ariston manual: Read manual cover to cover, make sure water heater receives yearly maintenance as outline in manual.

4) Information on anode rods

5) For Bosch gas and electric tankless: Open following link for troubleshooting resources, including Bosch contact information, typical manuals, error codes, tech support, parts, fuel-saver calculator, service bulletins, water heater forum, fixya links, disclaimers, and links for finding service technician.

6) Add a comment with your experience so others with same-similar problem can benefit.

Also take advantage of fixya expert assistance live.
For a price, expert works with you while you work on water heater or any do-it-yourself project.
Fixya is always less expensive than a service call.

Apr 02, 2011 | Bosch Ariston GL4 GL4 Point-of-Use...

1 Answer

Bosch GL4ti Ariston water heater - have no hot water is it worth fixing or should I replace? Also, is the reset button different from the on/off switch?

Check if unit has power to the plug. If so, could be bad heater element or bad thermostat. Also could be reset button on thermostat and yes, the reset button is different from on/off switch. Element about $38, thermostat about $30 from

Occasionally, the high temperature limit shut off device may trigger and shut the

system down. This occurs when water temperature exceeds 190° F and shuts off

power to the heating element. The shut off device may also trigger from a power

outage or electrical storm.

To reach the thermostat:

1. Pry off the round cover plate (V Fig. 3/1) from its right hand edge (W Fig. 3/1) with

a small flat-head screwdriver.

2. Remove the Phillips screw revealed beneath the round cover plate.

3. The cover (C Fig. 3/1) can now be removed by pulling out its left-hand edge. When

reassembling, work in the opposite way being careful to insert the tongue of the

cover into the slot.

4. Firmly press reset button (B Fig. 4). Reconnect power.

5. IMPORTANT: Check the operation of the thermostat, turn temperature dial from

high to low, if the red light does not go off on low setting, turn off power supply and

call a service person to replace the thermostat.

6. If the system works, place dial setting to desired setting. Note: a lower setting is

more economical and reduces the risk of scalding. Replace cover plate.
CAUTION: Call a technician if the high limit needs to be reset frequently. has the Ariston repair parts that you need.
ariston-gl2546components.png Diagram # Model # Description Price & Quantity 2 570241 Anode Rod for GL6 and GL8Ti $13.99 2 574305 New Style Anode Rod for GL2.5 and 4.0 $12.95 3 994147 Element Gasket $11.95 4 994140 Element Locknut - 4 Each Req. Per Element - sold each $2.99 5 994103 Element for GL2.5 and GL4.0 $37.95 5 994104 Element for GL6 $39.97 11 65105602
old #994062 Thermostat for GL2.5 and GL4.0 $29.52 11 65150322
old #994102 Thermostat for GL6 $32.57 GL25-4KIT Element, Element Gasket and Anode Rod Kit - For GL2.5Ti & GL4.0Ti $47.65 GL6-8KIT Element, Element Gasket and Anode Rod Kit - For GL6 & GL8Ti $48.65 Note: If you don't see your number unfortunately it is no longer available

Feb 02, 2010 | Bosch GL4Ti Ariston Pro Ti Electric...

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