Toro 08162SL Model 30413 Groundsmaster 4100 D Service Manual

Temperature Sender
The temperature sender is located near  the alternator
onthe water flange attached to theengine cylinder head
(Fig. 41). The resistance of the temperature sender re-
duces as  the engine  coolant  temperature increases.
There is a gray harness wire attached to the terminal of
the switch.
1
Testing
1.
temperature sender from water flange.
Lower coolant level  in the engine  and remove the
2
2.
Suspend sender in a container of oilwith athermom-
eter and slowly heat the oil (Fig. 42).
CAUTION
Figure 41
1.
Temperature sender
2.
Alternator
Handle the hot oil with extreme  care to prevent
personal injury or fire.
NOTE:  Prior to taking resistance readings with a digital
multi meter,short themeter testleadstogether.Theme-
ter will  display  a small  resistance value  (usually 0.5
ohms or less). This resistance is due to the internal re-
sistance of the meter and test leads. Subtract this value
fromfromthemeasured  valueofthecomponent   youare
testing.
3.
(ohms setting) as the temperature increases. Replace
sender if specifications are not met.
Check resistance  of the sender  with a  multimeter
Figure 42
COOLANT TEMP    TEMP SENDER RESISTANCE
100
160
200
oF (38oC)
oF (71oC)
oF (93oC)
460 ohms (approximate)
140 ohms (approximate)
54 to 78 ohms
221
oF (105oC)
50 ohms (approximate)
4.
After testing is complete, install sender to the water
flange.
A.  Thoroughly clean  threads of  water flange  and
sender. Apply thread  sealant to the threads  of the
sender.
B.  Screw sender into the water flange. Torquesend-
er from 16 to 20 ft--lb (22 to 27 N--m).
C. Reconnect  gray harness wire  to sender. Apply
skin--over grease (Toro Part No. 505--165) to sender
terminal.
5.
Fill engine cooling system.
Electrical System
Page 5 -- 28
Groundsmaster 4100--D
Product Specification
CategoriesLawn Mower Manual, Sprinkler and Irrigation Manuals, Toro Sprinkler and Irrigation Manuals
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- 298 pages
Document TypeService Manual
LanguageEnglish
Product BrandToro. Customer Service Representatives are available by phone: Monday - Friday 7:30 a.m. to 9:00 p.m. (CDT) - Saturday 8:00 a.m. to 8:00 p.m. (CDT) - Sunday 10:00 a.m. to 8:00 p.m. (CDT)
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Publishertoro.com
Wikipedia's PageToro Company
CopyrightAttribution Non-commercial
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One thought on “Toro 08162SL Model 30413 Groundsmaster 4100 D Service Manual

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