Find your parts diagram
Sticker on the pump body (the part with the basket), not on the motor. Motor labels from Century, A.O. Smith or Regal won't match parts.
Label on the side of the tank near the base. Size is in sq ft, e.g. 420 sq ft = C4030 or CCP420.
Rating plate inside the front access panel. Note the BTU and gas type (NG or LP).
Molded into the body or printed on top. Robotic cleaners: on the power supply.
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On the Pentair MasterTemp 300 460734 Heater diagram
This part
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Other parts on the same Pentair MasterTemp 300 460734 Heater
The OEM Pentair Air Combustion Blower, model 460757, is designed specifically for MasterTemp 300 Heaters, ensuring optimal combustion and efficient heat transfer. This high-quality blower facilitates the quick and effective heating of your pool, enhancing the overall performance of your heating system. Easy to install and built for durability, it helps maintain the longevity of your MasterTemp 300 Heater, making it a vital component for reliable and efficient pool heating.
The minimum requirements for the air supply specify that the room in which a heater is installed should be provided with two permanent air supply openings; one within 12 inches (30 cm) of the ceiling, the other within 12 inches (30 cm) of the floor for combustion air, in accordance with the latest edition of ANSI Z223.1, or the National Fuel Gas code, the CSA B149.1, Natural Gas and Propane Installation Codes, as applicable, and any local codes that may apply. These openings shall directly, or through duct, connect to outdoor air.
- Specifically Designed: Tailored for MasterTemp 300 Heaters, ensuring optimal combustion and efficient heat transfer.
- Quick and Effective Heating: Facilitates fast pool heating, enhancing the overall performance of your heating system.
- High-Quality and Durable: Built from high-quality materials, ensuring long-lasting durability and reliable operation.
- Easy Installation: User-friendly design makes installation straightforward, minimizing downtime and effort.
- Vital Component: Essential for maintaining the longevity and efficiency of your MasterTemp 300 Heater, ensuring reliable pool heating.
- (1) Air Blower
- (1) Air Orifice
- (2) Screws
- (3) Clear tube hoses
- (4) Nuts
- Other parts included show in pictures above
- Pentair MasterTemp 300K BTU Pool and Spa Gas Heaters

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