Pentair Knob Only | Hardware | 071136Z C9475 Consult the exploded diagram in

Consult the exploded diagram in your Challenger installation manual to confirm the correct part for your specific build

or cross-threading damage — a contaminated port is the most common reason a new cap fails to seal

replace the full hub assembly rather than individual laterals to avoid a repeat teardown

Maintain spa by adding 3 tablets per 300 gallons every 5-7 days or as needed to maintain an active bromine residual of 2 ppm at all times

Pentair Knob Only | Hardware | 071136Z C9475 Consult the exploded diagram inThe Pentair Knob Only (071136Z) is the OEM replacement hardware knob for compatible Pentair pool and spa equipment. This knob provides hand tightening and hand release function without tools. When the original knob cracks, strips, or breaks, replacing it restores proper operation. Match the part number on your existing knob before ordering to confirm this is the correct replacement for your unit. Specifications Pentair Part Number 071136Z Part Name