Testing
Temperature
switches
are
tested
with
an
Ohmmeter. With the ohmmeter check if the switch
is open or closed. Submerse the sensing bulb in hot
water and watch for switch change. (Note: The
switch actuation temperature is usually noted on
the switch).
Temperature
Ohmmeter.
senders
are
tested
with
an
Measures the resistance of the sender, then
submerse the sensing bulb in hot water and watch
for resistance change.
Figure 33
Speed sensors
Speed sensors
Description:
Switches that sense movement or speed.
Can be operated by a magnet, or sense a moving
shaft.
Types:
1.
2.
Reel speed sensors
Ground speed sensors
Testing
Figure 34
Sensors are tested with an Ohmmeter. Connect the
ohmmeter and observe the resistance change
when the shaft or gear is moved.
Potentiometers
Potentiometers
Description:
Variable resistance switches.
Types
1.
Height of cut (H.O.C.)
Figure 35
Testing
Connecting the Ohmmeter to the two outside
terminals
will
show
the
total
potentiometer
resistance. Connecting the Ohmmeter to the center
and
one outside terminal will show varying
resistance when the potentiometer is turned.
Figure 36
14
| Categories | Lawn Mower Manual, Sprinkler and Irrigation Manuals, Toro Sprinkler and Irrigation Manuals |
|---|---|
| Tags | Toro 96885SL |
| Download File |
|
| Document Type | Catalog |
| Language | English |
| Product Brand | Toro. 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)
Canada 1-888-225-4886 USA 1-888-384-9939, Lawn Mower |
| Document File Type | |
| Publisher | toro.com |
| Wikipedia's Page | Toro Company |
| Copyright | Attribution Non-commercial |
(0 votes, average: 0 out of 5)