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Service
Top Load Washer Technical Information
FAV9800A*, FAV7500A*
• Due to possibility of personal injury or property damage, always contact an authorized technician for servicing or
repair of this unit.
• Refer to Service Manual 16022808 for detailed installation, operating, testing, troubleshooting, and disassembly
instructions.
All safety information must be followed as provided in Service Manual 16022808.
To avoid risk of electrical shock, personal injury or death; disconnect power before servicing, unless
testing requires power.
©2005 Maytag Services
!
CAUTION
!
WARNING
5
1
16023174
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Summary of Contents for Maytag Neptune FAV9800A
- Page 1 • Refer to Service Manual 16022808 for detailed installation, operating, testing, troubleshooting, and disassembly instructions. CAUTION All safety information must be followed as provided in Service Manual 16022808. WARNING To avoid risk of electrical shock, personal injury or death; disconnect power before servicing, unless testing requires power. ©2005 Maytag Services 16023174...
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Page 2: Troubleshooting
Check for loose connections at machine control board, motor control board and motor. Wet Clothes • Perform Motor and Motor Control Test . • Very small clothes loads can cause unbalanced loads - add additional towels. 16023174 ©2005 Maytag Services... - Page 3 • Perform Motor and Motor Control Test . (see Motor and Motor Control Test section). • If necessary, remove clothes by disconnecting power to washer, and open top cover with a putty knife. ©2005 Maytag Services 16023174...
- Page 4 The motor speed will be displayed when started (motor not running display will be 0). Diagnostic codes will be shown and the System Check or Service utility can be 16023174 ©2005 Maytag Services...
- Page 5 6) Spin to index speed 700 rpm and hold for 6 seconds. 7) Spin to index speed 850 rpm and hold for 6 seconds. 8) Spin to index speed 1000 rpm and hold for 6 seconds. 9) Coast down to 0 rpm. 10) Unlock lid. ©2005 Maytag Services 16023174...
- Page 6 Control Board will send a signal to the switch to unlock the lid. If voltage is not present; • Check for loose electrical connections at Machine Control Board or broken wires in harness. 16023174 ©2005 Maytag Services...
- Page 7 If a failure occurs during the test, an error screen will appear. Select OK to continue. The test will continue depending on the nature of the failure. ©2005 Maytag Services 16023174...
- Page 8 Section" Section from paused). switch locked. exceeding Lid lock is Go to "Will Not Lid is locked 500 rpm locked and a Unlock" at start of user tries to Troubleshooting cycle start a cycle. Section 16023174 ©2005 Maytag Services...
- Page 9 Hose Reversal Detection and Correction The washing machine has diagnostic features that determine if the hoses are reversed on the first complete cycle after power up. The control board monitors water temperatures during the wash cycle. ©2005 Maytag Services 16023174...
- Page 10 #1 mark molded on slider. Display will show “tub unbalance”. Pin #9 Pin #14 #1 Mark NOTE: Moving the sensor midway between mark #1 and mark #2 represents normal operation. Display will show “no unbalance”. 16023174 ©2005 Maytag Services...
- Page 11 Closed when not processor satisfied Medium water level 0 - 12 VDC Digital Input to Micro- Closed when not processor satisfied High water level 120 VAC Input to Micro- Closed when not processor and some satisfied relays ©2005 Maytag Services 16023174...
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Page 12: Component Testing Information
Note: When the Neptune TL is plugged in, the Machine Control Board will check the lid latch mechanism every 20 seconds. If found to be locked with no cycle running, the Control Board will send a signal to the switch to unlock the lid. 16023174 ©2005 Maytag Services... -
Page 13: Wiring Schematic
Wiring Schematic WARNING To avoid risk of electrical shock, personal injury, or death, disconnect power before servicing, unless testing requires it. 9800 ©2005 Maytag Services 16023174... - Page 14 Wiring Schematic WARNING To avoid risk of electrical shock, personal injury, or death, disconnect power to washer before servicing, unless testing requires it. 7500 16023174 ©2005 Maytag Services...
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