Glow Relay
The glow relay used on the Groundsmaster 3505--D al-
lowselectricalcurrenttotheengineglowplugswhenen-
ergized. The glow relay is attached to the radiator
assembly.
30
Testing
85
86
1.
plug glow relay electrical connector.
Make sure ignition switch is in the OFF position. Un-
87
NOTE: Prior to taking small resistance readings with a
digital multimeter, short the meter test leads together.
The meter will display a small resistance value (usually
86
85
87
0.5
ohms or less). This resistance is due to the internal
resistance of the meter and test leads. Subtract this val-
ue from from the measured value of the component you
are testing.
30
2.
with a multimeter (ohms setting). Resistance should be
approximately 72 ohms.
Verify coil resistance between terminals 85 and 86
Figure 7
3.
Connectmultimeter (ohmssetting) leadstorelayter-
minals 30 and 87. Ground terminal 86 and apply +12
VDC to terminal 85. The relay should make and break
continuity between terminals 30 and 87 as +12 VDC is
applied and removed from terminal 85.
4.
Disconnect voltage and leads from the relay termi-
nals.
Electrical System
Page 5 -- 10
Groundsmaster 3505--D
| Categories | Lawn Mower Manual, Sprinkler and Irrigation Manuals, Toro Sprinkler and Irrigation Manuals |
|---|---|
| Tags | Toro Groundsmaster 3505 D |
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| Document Type | Service Manual |
| Language | English |
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| Publisher | toro.com |
| Wikipedia's Page | Toro Company |
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