Lochinvar Spark Ignitor [EnergyRite Heater 152-402] (100165932) gptools When the spa relies on

When the spa relies on a bromine-generator approach

Because it is a complete heat pump assembly

The V34-133 is a practical repair part when a compatible 20 inch tank assembly needs stronger retention and a more complete structural refresh

Replacing the manifold can often restore both structure and system behavior more effectively than chasing smaller related issues one at a time

which can simplify installation in layouts that do not need a full 90 degree turn

Lochinvar Spark Ignitor [EnergyRite Heater 152-402] (100165932) gptools When the spa relies onThe Lochinvar spark ignitor is designed for compatible EnergyRite heater applications in the 152 through 402 range where dependable ignition is needed. A spark ignitor is useful because it helps initiate burner startup, supporting more reliable heater operation and consistent system performance. This replacement is especially useful when the original ignitor is weak, cracked, damaged, or no longer sparking correctly. Replacing the ignitor can help