6Ć24
Ċ Perform the next step only if replacing a
damaged ground spring.
7. Using FigureĂ6Ć12 as a guide, grasp (compress) the base of the ground
spring (to release the spring) with tweezers (ItemĂ5) and pull the ground
spring away from the assembly.
Ground Spring
Rear of Front Panel
"!"
Perform the next steps to reassemble the Front Panel module.
1. If the frontĆpanel assembly was disassembled for cleaning in step 4,
apply a light, thin coating of bearing grease (Dow Corning #1292) to the
two switch patterns (circular patterns for the vertical and horizontal
scale rotary switches) on the circuit board.
2. Perform in reverse order each step taken during the disassembly of the
Front Panel module.