ISSPRO S5120 User Manual
Page 2
Form No. IS015 - (5/15/02 Rev. A) Page 2 of 3
LAMP REPLACEMENT:
Remove the two rubber caps by pulling while gently rotating. Remove the lamp holders by
rotating counter clockwise. The lamps can be removed from their holder by pulling apart gently.
Figure #1
Figure #2
MOUNTING:
Mount the tachometer into the dash panel using brackets and screws provided. The recommended
hole size is: 4.875” diameter.
TESTING:
Confirm operation of the tachometer by moving the toggle switch to “TACH” and starting the
engine. When the ignition is “OFF” the pointer is free to move to any position. When ignition is
applied, the pointer will move to its appropriate position.
Remove these screws for accessing
cylinder selection switch
Remove these
rubber caps for
lamp
replacement
Cylinder selection switch cap and rubber
cap removed condition.