WFCO WF-8955-AD-REP Product Manual

Converter replacement kit

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Product Manual
WF-8900-AD-REP SERIES
CONVERTER REPLACEMENT KIT
• 2021 Aeroplex Drive, NorthElkhart, IN 46514 • (574)-294-8997 • www.wfcotech.com
Rev: 7/24

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Summarization of Contents

General Information
WF-8900-AD-REP Kit Features
Details the components included in the WF-8900-AD-REP Converter Replacement Kit for RV power centers.
Operational Features
WF-8900-AD-REP Performance Features
Lists key performance attributes like quiet operation, filtered power, overload, and short circuit protection.
Auto-Detect
Explains the Auto-Detect feature that evaluates and selects the appropriate charging program for different battery types.
LED Indicators
Describes the function of integrated LEDs that indicate the converter's current operating mode.
Lead Acid & AGM Three-Stage Smart Charging
Details the three-stage charging process for Lead Acid and AGM batteries to maximize battery life.
Power Mode
Explains the normal operation mode providing a stable 13.6 VDC for RV circuits.
Charge Mode
Describes the mode for restoring battery energy, including voltage adjustments and timers.
Storage Mode
Details the 'float' charge mode that maintains battery charge with reduced voltage over long periods.
Lithium Two-Stage Smart Charging
Explains the two-stage charging process optimized for lithium batteries.
Charging Performance
Discusses factors affecting charging performance, such as wire gauge and load.
Installation Instructions
Tools Needed for Assembly
Lists essential tools required for the successful installation of the WF-8900-AD-REP Kit.
Step-by-Step Installation
Provides sequential steps for performing the installation of the WF-8900-AD-REP Converter Replacement Kit.
Removing the AC (110 Volt) Side of the Converter
Detailed procedure for disconnecting the AC components of the original converter.
Removing the Converter MBA
Instructions on how to remove the Main Board Assembly (MBA) of the existing converter.
Installing New Converter (MBA) Into Housing
Guidance on fitting and securing the new converter MBA and frame into the power center housing.
Installing the DC (12 Volt) Side of the Converter
Steps for connecting the DC side of the new converter, including fuse board connections.
Installing the AC (110 Volt) Side of the Converter
Procedure for connecting the AC wiring of the new converter to the power center.
Safety & Protection Features
Reverse Battery Hookup Protection
Explains the protection mechanism against accidental reverse battery connections and its fuse implementation.
Automatic Cooling Fan
Describes how the cooling fan operates based on current load for optimal component cooling.
Over-Temperature Protection
Details the shutdown mechanism when the converter reaches critical internal temperatures.
Electronic Current Limiting
Explains how the unit limits output current and reduces voltage when maximum rating is reached.
Short-Circuit Protection
Describes the converter's response to short circuits, dropping voltage to zero.
DC Fuses (12 Volts)
Specifies the types and amperage values for the DC fuses used in the converter.
General Compliance
Agency Listings
Lists the agency certifications, including UL, cUL, and FCC Class B compliance.
FCC Compliance Class B
Details FCC regulations for digital devices to prevent harmful radio frequency interference.

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