Accelerator Switch
The accelerator switch is a four (4) terminal, two (2) cir-
cuit switch. The switch is attached to the pedal support
(Fig. 11).
5
1
6
Whentheaccelerator pedalispushed,theswitchallows
currentflowtothestart/runsolenoid,hourmeter anden-
gine oil indicator and also provides an open circuit to the
engine ignition system to allow the magneto ignition to
operate. With theaccelerator pedalreleased, theswitch
provides a grounding circuit for the engine ignition sys-
tem and also prevents current flow to the start/run sole-
noid, hour meter and engine oil indicator.
7
3
2
Testing
4
1.
Place machine shift lever in the NEUTRAL position.
Turn ignition switch off, remove key from ignition switch
and engage parking brake.
Figure 11
1.
2.
3.
4.
Pedal support
Accelerator pedal
Nut
5.
6.
7.
Accelerator switch
Plate
2.
3.
4.
switch functions may be tested to determine whether
continuity exists between the switch terminals for both
switch positions. Verify continuity between switch termi-
nals using the following table:
Raise hood to gain access to accelerator switch.
Unplug wiring harness connector from switch.
With the use of a multimeter (ohms setting), the
Cap screw (2 used)
Cap screw
2
1
4
SWITCH
END VIEW
6
3
PLUNGER
POSITION
NO
CONTINUITY
1 and 2
CONTINUITY
5
IN
3 and 4
1 and 2
SWITCH
OUT
3 and 4
SIDE VIEW
Adjustment
6
1.
Adjust cap screw on accelerator pedal so switch
Figure 12
4.
5.
6.
plunger is not bottomed out when accelerator pedal is
released (Fig. 13). Tighten nut to secure cap screw in
position.
1.
2.
3.
Terminal 1
Terminal 2
Terminal 3
Terminal 4
Switch plunger
Mounting tab
2
1
Figure 13
1.
Accelerator switch
2.
Adjustment screw
Electrical System
Page 6 -- 12
Workman MD/MDX
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|---|---|
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| Document Type | Service Manual |
| Language | English |
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