Pump Adjustment Kit for Ready Heater

Pump Adjustment Kit for Ready Heater

The 040-074 Pump Adjustment Kit for Ready Heater is a replacement pump adjustment kit designed to help restore proper fuel/air pump performance on compatible portable forced-air heaters. This Stens kit replaces Desa PP217 and includes the key internal components—plug, pressure adjusting screw, and spring—so you can dial things back in without resorting to “close enough” adjustments and crossed fingers.

Country of Origin
Varies by production batch

Key Features / Specifications

• Part Number: 040-074
• Brand / Series: Stens
• Product Type: Pump adjustment kit (heater pump service parts)
• OEM Replaces: Desa HA3020, Desa PP217
• Includes: Plug, pressure adjusting screw, spring
• Design / Type: Ball (as stated)
• Fits Models (as stated):
  • Desa: C35, C35A, C35B, C50D, C50E, C50F, C100D, C100E, C100F, C150D, C150E, C150F
  • Knipco: F30, F50, F50A, F50D, F50E, F50S, F50F, F50G, F65, F65D, F66D, F110, F110D, F110E, F110F, F110G, G110H, G140, F140D, F150, F150D, F150E, F150S, F150G, F150H
  • Koehring: K30, K50, K50A, K100, K100A, K150
  • Master: B30, B50, B50A, B50B, B50D, B50E, B50F, B50G, G50H, B65, B65D, B66D, B70B, B70BT, B100A, B100B, B100D, B100G, B110, B140, B140D, B150, B150A, B150B, B150C, B150D, B150F, B150FT, B150G, B150GT, B165
  • Reddy: R30, R35, R35A, R35B, R50, R50A, R50B, R55, R55A, R70B, R70AT, R70BT, R70CT, R100, R100A, R100B, R110, R150, R150A, R150AT, R150B, R150T, R150D, R155, R165, M30, M50, M50A, M50D, M50S, M65, M65D, M66D, M88, M85, M85D, M100, M100D, M150D, M150S
  • Remington: REM35, REM35A, REM50, REM50A, REM50B, REM50W, REM50AW, REM55, REM55A, REM100, REM100A, REM110, REM150, REM150A, REM150B, REM165

Ideal For

• Servicing compatible Ready Heater / Desa-style forced-air heaters needing pump adjustment parts
• Replacing worn or missing internal pieces like the adjusting screw, spring, or plug
• Maintenance shops supporting multiple heater brands that cross-reference to Desa PP217
• Anyone who’d like their heater to run properly without the “why does it sound like that?” soundtrack