Mec Speed Level 2684 RT Service And Parts Manual page 68

T
OGGLE
• Disconnect wires.
• Connect first probe of ohm meter to common terminal.
• Connect second probe of ohm meter to top terminal.
• With the toggle UP or MIDDLE there should be a low
resistance.
• Move second probe to bottom terminal.
• With the toggle DOWN or MIDDLE there should be a low
resistance.
• Connect first probe of ohm meter to top terminal.
• Connect second probe of ohm meter to bottom terminal.
• With toggle in ANY POSITION there should be no read-
ing.
T M
OGGLE
• Disconnect wires.
• Connect first probe of ohm meter to
common terminal.
Test top position
• Connect second probe to top normally
open terminal.
• With the toggle in the neutral (open)
position there should be no reading.
• With the toggle UP (closed) there
should be a low resistance.
• With the toggle DOWN (closed) there
should be no reading.
Test bottom position
• Move second probe to bottom normally
open terminal.
• With the toggle in the neutral (open)
position there should be no reading.
• With the toggle DOWN (closed) there
should be a low resistance.
• With the toggle UP (closed) there
should be no reading.
• Repeat for both rows of two-row
switch.
November 2009
Page 2-16
S – 1-P
WITCH OLE
S
OMENTARY WITCH
"3084 Speed Level™ Sigma Lift" Service and Parts Manual
3-P
OSITION
Figure 2-16: Toggle Switch, 1-Pole 3-Position
ART_2563
Normally Open
Common
Normally Open
ART_2564
C
O N T I N U I T Y
ART_3152
Figure 2-17: Toggle Switch, Momentary
Normally Open
Common
Normally Open
Normally Open
Common
Normally Open
Normally Open
Normally Open
Normally Open
Common
Normally Open
C
H E C K S
Top
Common
Bottom
Top
Common
Bottom
Common