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Member Title: Hydraulic system out of service. 1986 Winnebago Chieftain
Members helped diagnose why both the entry step and leveling jacks on a 1986 Winnebago Chieftain (Chevy P30 chassis) are nonfunctional. The original poster confirmed the coach’s electrical system works, but neither the step nor jacks respond, and the hydraulic pump is silent. Several experienced RVers pointed out that many Chieftains of this era did not come with hydraulic leveling jacks, and the entry step is likely an electric Kwikee model, not hydraulic. Members advised checking for a...
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Members helped diagnose why both the entry step and leveling jacks on a 1986 Winnebago Chieftain (Chevy P30 chassis) are nonfunctional. The original poster confirmed the coach’s electrical system works, but neither the step nor jacks respond, and the hydraulic pump is silent. Several experienced RVers pointed out that many Chieftains of this era did not come with hydraulic leveling jacks, and the entry step is likely an electric Kwikee model, not hydraulic. Members advised checking for a master switch, fuses, relays, and especially corrosion at fuse holders and solenoids. Photos revealed a corroded fuse holder and a missing 5A fuse in the leveling light box, which could be contributing factors.
Consensus formed around the need to verify the step’s brand and model (likely Kwikee), inspect for a magnetic reed switch at the door, and use a multimeter to check for 12V at the step motor. Members provided wiring diagrams, links to service manuals, and tips for tracing power from the control center (converter panel) to the step. The group agreed that finding and understanding the 12V fuse panel is crucial, as is confirming whether the jacks are factory or aftermarket. The troubleshooting process should focus on electrical issues—especially fuses, switches, and grounds—before assuming hydraulic failure.