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Tiffin Motorhomes Knowledge Base

2025 Open Road Integration Schematic

Module Locations

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G12 Pinout

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M1 Overview

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M1 Slide (Card 1)

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Tiffin Slide Adapter

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M1 Slide (Card 1 Alternate Overrides)

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M1 High Current (Card 2)

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M1 Breaker (Card 3)

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M1 Breaker (Card 4)

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Lighting

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Slides

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Vent Fans (MaxxFan)

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Vent Fans (Non-MaxxFan)

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Tank Sensing 

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LPG + Chassis Voltage

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HVAC

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Water Pump

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Truma Water Heat

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AGS

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Merge System

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HCR-11 Pinout

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Network

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Power Diagram

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Network Connectors

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