Testing Relay Diode - Ryobi RY48ZTR75 Service Manual
Riding mower electrical system troubleshooting and testing guide
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Also See for RY48ZTR75:
- Operator's manual (108 pages) ,
- Assembly manual (24 pages) ,
- Frequently asked questions (4 pages)
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TESTING RELAY DIODE
Diode
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Diode Test:
1.
Turn Mower OFF.
2. Unbolt one leg of diode to disconnect from the
circuit.
3. Set DMM to "Diode".
4. Connect
red
lead at
red
black arrow. DMM should read approx 7V.
red
and black leads. DMM should
5. Reverse the
read "open circuit"
6. Replace or reconnect diode.
Note: Make sure diode is installed correctly. band on
diode indicates polarity
.
arrow, black lead at
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Troubleshooting
