A four-corner electric camper jack system needs four correctly labelled jack circuits, a battery feed, the right receiver and secure camper-mounted brackets. Rieco-Titan's original wiring and mounting illustrations show how the left-front, right-front, left-rear and right-rear jack leads are arranged for its legacy OSI-433N control system.

Original manufacturer installation and assembly diagram

Compare the source illustration with your installed equipment. Use the full PDF link to enlarge its smaller callouts, wiring terminals and fasteners.

OSI-433N receiver and four-jack wiring layout

Open the original document to zoom in on the manufacturer illustration.

Open OSI-433N receiver and four-jack wiring layout (PDF)

Jack C-clamp mounting and wired remote illustration

Open the original document to zoom in on the manufacturer illustration.

Open Jack C-clamp mounting and wired remote illustration (PDF)

What the manufacturer illustration identifies

These labels identify functions and connection points in the source drawing; they are not replacement part numbers.

Illustration label Function
LF Left-front jack positive and negative output
RF Right-front jack positive and negative output
LR Left-rear jack positive and negative output
RR Right-rear jack positive and negative output
Battery + 12V positive feed to the receiver's designated supply terminal
Battery - Negative return to the receiver's designated supply terminal
Receiver supply 8 AWG stranded copper battery leads specified for illustrated controller
Jack branch wiring 10 AWG copper leads specified between receiver and each jack
Protection 60A circuit breaker in the illustrated receiver's supply circuit
Remote switch panel Timed-power rocker and status indicator in the documented system
Wired remote lead Wired transmitter connection to panel or receiver
Front corner brackets 13-inch upper bracket position
Rear lower brackets 5-inch lower C-clamp support where required
Jack mounting fasteners 3/8-inch bolts, washers and nuts shown in original installation

Photos of related NewRVParts products

The linked photographs show the actual catalog listings. Complete jacks, control kits, motors and mounting pieces are sold in different configurations; review each listing's contents and original model number before selecting a replacement.

Identify the correct jack or control system

On the illustrated OSI-433N system, each jack lead terminates at the matching LF, RF, LR or RR receiver output. The manufacturer specifies 10 AWG wiring between receiver and jacks, 8 AWG between battery and receiver, plus a 60A circuit breaker on the power feed. These values describe that documented control system; check the instructions for any JEG-series or later electronics before using them.

NewRVParts carries complete 56211 four-jack equipment as well as individual 56361 jacks, 36741 replacement powerheads and 36634 remote wiring. These are related catalog products, but the older OSI-433N wiring drawing does not by itself prove connector or controller compatibility with the current JEG-4LRX equipment. Match the exact receiver and remote model before replacing a control component.

The manufacturer's installation instructions place a 13-inch upper corner bracket at each jack and a 5-inch lower bracket on the rear when the camper maker requires it. The electrical diagram is a system reference, not permission to bypass fusing or modify load-bearing camper structure.

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