Diagnostic Lamp (For Models 44552, 44552Te, And 44553) - Toro Pro Force 44552TE Service Manual

Diagnostic Lamp (for Models 44552, 44552TE, and 44553)

Testing the Diagnostic Lamp
Pro Force® Debris Blower
18237SL Rev A
g279250
1. Diagnostic Lamp (LED)
2. Gasket
3. Lock washer
Machines with wireless remote control have an LED diagnostic light located on
the machine control tower. The TEC controller uses the diagnostic light (output)
to notify the operator or the service technician of an issue that may exist with the
machine; refer to Using the Onboard Diagnostic Lamp (page
1. Make sure that key switch is O
2. Disconnect the diagnostic light connector from the wire harness.
Note: The diagnostic light is an Light Emitting Diode (LED) and is therefore
polarity sensitive.
3. Connect a 12 VDC power source (machine battery) to the diagnostic light
terminals. The light should only illuminate when the positive (+) lead of the
power supply is connected to the positive (+) red wire, and the negative (-)
lead of the power supply is connected to the negative (-) black wire.
4. Replace the diagnostic light if necessary.
5. If the diagnostic light tests correctly and a circuit problem still exists, check
the wire harness; refer to
6. Install the diagnostic light if necessary and connect the wire harness after
testing.
Figure 32
4. Hex hut
5. Red wire (+)
6. Black wire (-)
and key is removed from the switch.
FF
Appendix A (page
Page 5–29 Electrical System: Testing the Electrical Components
3–3).
A–1).