WFCO WF-8950L2-REP Operator's Manual

Lithium converter replacement kit

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Operator's Manual
WF-8950L2-REP
WF-9900 Series
Lithium Converter Replacement Kit
Distributed in the U.S.A. and Canada by
ARTERRA DISTRIBUTION
(877) 294-8997
Warranty: warranty@wfcoelectronics.com
Fax (574) 294-8698
Power PROs Technical Support
www.wfcoelectronics.com
(877) 294-8997

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Summary of Contents for WFCO WF-8950L2-REP

  • Page 1 Operator’s Manual WF-8950L2-REP WF-9900 Series Lithium Converter Replacement Kit Distributed in the U.S.A. and Canada by ARTERRA DISTRIBUTION (877) 294-8997 Warranty: warranty@wfcoelectronics.com Fax (574) 294-8698 Power PROs Technical Support www.wfcoelectronics.com (877) 294-8997...
  • Page 2: Table Of Contents

    TA B L E O F C O N T E N T S SAFETY INFORMATION ......................3 KIT FEATURES ..........................3 PERFORMANCE FEATURES ...................... 4 INSTALLATION INSTRUCTIONS Tools Needed ..........................4 Step-by-Step Instructions ......................4 DC Fuse Board ..........................5 TROUBLESHOOTING INSTRUCTIONS ................
  • Page 3: Safety Information

    The WF-8950L2-REP Converter Replacement Kit allows easy upgrade of existing power centers. Technicians can easily remove the lower section of certain power center brands and slide in the WF-8950L2-REP unit. This exchange upgrades the old single stage charger to a high performance three-stage charging powerhouse.
  • Page 4: Operational Features

    Reverse Polarity Fuses located on the fuse board to disconnect the converter section from the rest of the RV’s DC power. In order to install the WF-8950L2-REP Kit, you must first remove the existing converter section in your power center. This kit can be used on several different products.
  • Page 5: Dc Fuse Board

    11. Remove the (4) screws holding the converter (MBA) frame to the housing. 12. Slide the converter MBA and frame out of the housing. Note: The new WF-8950L2-REP comes with a new fuse board and hardware package. Installation of the WF-8950L2-REP is divided into 3 segments: •...
  • Page 6: Troubleshooting Instructions

    15. Replace the door assembly using the screws provided 16. Turn all breaker on and apply 110volt power to the RV. Test for operation. TROUBLESHOOTING INSTRUCTIONS Troubleshooting the WF-8950L2-REP Series Refer to the WF-9850L2 Troubleshooting Guide for the WF-9850L2 Deck Mount found on page 11 of this manual.
  • Page 7: Automatic Cooling Fan

    Automatic Cooling Fan The cooling fan in the WF-9850L2 Converter-Charger is incremental and is controlled by the current drawn out of the converter to the applied load. The on-board microprocessor increases fan speed as the total load increases and decreases fan speed as the load decreases. Figure 2 Unlike traditional temperature-controlled fans, the load-controlled fan provides better component cooling by avoiding temperature spikes which can lead to premature...
  • Page 8: Operational Features

    OPERATIONAL FEATURES Converter Operation Modes Two-Stage Smart Charging The two-stage “smart” charger continuously measures the battery voltage output and regulates the amount of charge using two modes of operation; Bulk, and Absorption modes. Converter Modes of Operation Understanding output voltages of a two-stage converter. Figure 3...
  • Page 9: Absorption Mode

    Absorption Mode This mode is designed with 1 purpose in mind. This purpose is to provide a safe operating voltage for all loads in the RV. This is accomplished by reducing (from bulk mode) the output voltage to 13.6VDC and remaining at this voltage until the power is cycled to the converter.
  • Page 10: Converter Output Voltage

    Converter Output Voltage Before checking the WF-9850L2 Converter-Charger output voltage, disconnect the battery cables at the battery. Make sure the converter is plugged into an AC source (105-130 Volts). Check the converter output voltage at the battery with a voltmeter. Place the meter probes on the disconnected battery cables;...
  • Page 11: Troubleshooting Flow Chart

    If the above checks have been made but the converter output still reads 0.0 VDC, the converter is not functioning properly. Figure 5 GENERAL COMPLIANCE INFORMATION Agency Listings The WF-9800 Series Converter-Chargers are UL-Listed, and cUL-Listed (Canadian). FCC Compliance Class B NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules.
  • Page 12 Figure 6...
  • Page 13: Consumer Limited Warranty

    United States, Alaska, Hawaii and the Provinces of Canada. WFCO warrants, to the owner, that its products are free from defects in material and workmanship under normal use and service based on its intended use and function.
  • Page 14 WF-8950L2-REP DIMENSIONAL DRAWING Figure 7...
  • Page 16 W F C O E L E C T R O N I C S . C O M...

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