Toro Reelmaster 3550-D Service Manual page 175

Terminal Protector
Aerosol spray that should be used on battery terminals,
ring terminals, and fork terminals to reduce corrosion
problems. Apply battery terminal protector to the con-
nection after the battery cable, ring terminal, or fork ter-
minal has been secured.
Toro Part Number: 107−0392
Diagnostic Display
The Diagnostic Display (Fig. 5) can be connected to the
wiring harness connector located under the control pan-
el to verify correct electrical functions of the machine.
Toro Electronic Controllers (TEC) inputs and outputs
can be checked using the Diagnostic Display.
Diagnostic Display: Part No. 85−4750
RM 3550−D/3555−D/3575−D Overlay (English):
Part No. 133−4914
IMPORTANT: The Diagnostic Display must not be
left connected to the machine. It is not designed to
withstand the environment of the machine's every
day use. When use of Diagnostic Display is com-
pleted, disconnect it from the machine and recon-
nect loop−back connector to harness connector.
Machine will not operate without loop−back con-
nector installed on harness. Store Diagnostic Dis-
play in a dry, secure, indoor location and not on
machine.
Reelmaster 3550−D/3555−D/3575−D
TEC
OVERLAY
Page 5 − 5
Figure 4
Figure 5
Figure 6
Electrical System