Pentair MasterTemp Max-E-Therm Thermal Regulator | 38000-0007S
Pentair
SKU: PEN380000007S
Pentair 38000-0007S – Thermal Regulator with Spring Clip
Product Overview
The Pentair 38000-0007S is a replacement thermal regulator designed for use in certain Pentair and Sta-Rite pool heaters. It controls flow through the heat exchanger to maintain proper water outlet temperature and includes a spring clip for secure installation.
Key Features
- Replacement thermal regulator assembly for compatible heater units.
- Includes spring clip for easy retention and proper seating.
- Ensures accurate thermal control and helps prevent heater short-cycling.
- Designed for direct fit and OEM performance when servicing specified heaters.
Technical Specifications
- Part Number: 38000-0007S
- Application: Heater water system regulator
- Includes: Thermal regulator component and retention spring clip
Compatible Equipment
This thermal regulator is compatible with select models of Pentair MasterTemp ® and Sta-Rite Max-E-Therm ® pool heaters. Always verify the part number on your existing regulator before ordering.
Installation Instructions
- Disconnect power and close water supply to the heater before servicing.
- Drain the heater or relieve water pressure so the housing can be safely opened.
- Remove the old thermal regulator and spring clip, noting orientation.
- Install the new 38000-0007S regulator, secure it with the included spring clip in the correct position.
- Restore water flow and power, then monitor system startup for correct temperature behavior and absence of leaks.
Troubleshooting
- Heater short-cycles or overheats: Verify proper installation of the regulator and spring clip; ensure correct flow through the heat exchanger.
- No heat or low outlet temperature: Confirm regulator is seated correctly and water flow is within heater specification.
- Leak at regulator location: Inspect the sealing surface, ensure the regulator and clip are properly engaged, and check for damage or debris in the housing.
Maintenance Tip
Inspect the thermal regulator during annual heater service. If the spring clip shows signs of wear or the regulator body is discolored or corroded, replace immediately to maintain safe and efficient heater operation.
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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