Hayward Pool Heater Exhaust Gas Temperature Limit | FDXLEGL1930
Hayward Products
SKU: HPPFDXLEGL1930
Hayward FDXLEGL1930 Exhaust Gas Temperature Limit (One-Use) — Universal H-Series / FD / H-Series 135K / Universal HC
The Hayward FDXLEGL1930 is an OEM exhaust gas temperature limit safety device used on select Hayward pool heaters. This is a one-use (non-resettable) limit that helps protect the heater by shutting it down if exhaust gas temperatures exceed safe operating levels. It’s a critical safety component for preventing damage from overheating, airflow restriction, or combustion issues.
Fits / Compatibility
- Hayward Universal H-Series heater applications (model/revision dependent)
- Hayward Universal H-Series Low NOx FD heater applications (model/revision dependent)
- Hayward H-Series 135,000 BTU induced draft / above-ground heaters such as H135ID and ABG135
- Hayward Universal HC heaters including HDF275 and HDF400
Fit tip: Heater parts can vary by model and revision. Confirm your heater model from the data plate and verify FDXLEGL1930 on the correct parts diagram before ordering.
What It Fixes
- Heater shutdown or lockout due to a tripped/failed exhaust temperature limit
- Safety circuit open condition traced to a blown one-time exhaust limit device
- Preventive replacement during combustion/venting service when the limit has been triggered
Common Causes of an Exhaust Limit Trip (Address Before Restarting)
- Blocked or restricted exhaust/venting
- Restricted air intake, debris in blower area, or poor combustion air supply
- Exchanger/combustion chamber issues or soot buildup
- Incorrect gas supply/combustion setup or other combustion-related faults
What’s Included
- (1) FDXLEGL1930 one-use exhaust gas temperature limit
Specs (Quick Reference)
- Part Number: FDXLEGL1930
- Part Type: Heater Parts
- Safety Type: One-use (non-resettable) exhaust gas limit
- Pool Type: In-Ground
- Warranty: 1-Year (Parts Only)
Installation Notes
- Turn off power and gas to the heater before service and allow the unit to cool.
- This is a safety device; if it has tripped, diagnose and correct the underlying cause before operating the heater again.
- Installation and combustion/venting diagnosis should be performed by a qualified technician.
Related Products
- Hayward FDXLEGL1930 (search)
- Hayward FDXLFSK1930 Fuse Service Kit (search)
- Hayward FDXLFWP1930 Field Wiring Panel / Fuse Board (search)
- Hayward FDXLIGN1930 Igniter (search)
- Hayward Universal H-Series FD Heater Parts (search)
Maintenance Tips
- Keep the heater’s air intake and exhaust areas clear of leaves, insects, and debris to maintain proper airflow.
- If the heater shows signs of soot or strong exhaust odor, stop use and have combustion inspected.
- Maintain proper water flow and balanced water chemistry to reduce internal stress on the heater.
- Address any safety shutdowns promptly—repeated cycling without fixing root causes can lead to larger failures.
Questions about returns? View our return policy.
Hours Of Operation:
Monday - Friday: 8:00 am to 4:00 pm Phoenix Time
Saturday and Sunday: Closed
- Orders costing more than $300 WILL be required to have signature confirmation upon delivery.
- Handling time is typically only 1 day.
- Any item ordered after 1pm Phoenix time, may not ship same-day.
- Call us if you require expedited shipping and we can give you quotes based on your needs.
Return Policy:
- All products, except as noted below, are eligible for return up to 30 days after receipt of item.
- For returns, an RMA form must be filled out HERE or customers can call for additional help.
- Shipping costs will be deducted from all returned items.
- Any item that is missing accessories, original packaging, or is not returned in the same condition that it was received in, may be subject to a re-stocking fee up to 100% based on the condition we receive it in.
- Items broken, damaged, or inoperable due to installer error will not be refunded.
- Fill out the return form or give us a call to obtain an RMA and return shipping label.
- There are no returns on the Pentair Colorsync 618031
- No returns on pool cleaners.
- No returns on opened seals and o-rings.
- No returns on capacitors.
- If a light is returned because it "doesn't work" and it tests fine, the cost to ship and a re-stocking fee will be deducted from the refund.
- All products denied upon arrival at customers house WILL be charged the cost to ship.
- Visa Gift Card Promotions: Gift cards are sent within 14 days of the order. When accepting the Visa Gift card, you agree that if your order is returned or refunded, this amount will be deducted from the refunded amount. All Visa Gift cards are sent via email in an E-Gift Card format and are non refundable.
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