# 4.2 Cleaning Card Instructions

- Coding mechanisms are sensitive to dust/dirt; regular cleaning prevents hardware failures.
- Clean once every week (or more often depending on dirt/frequency).
- Use the correct cleaning kit for your coder mechanisms.

## How to Clean the Desktop Coder

1. Pour small amount of cleaning fluid on both sides of cleaning card; shake off excess (damp, not dripping).
2. On Pay Station screen, select Cleaning Mechanism from Function menu.
3. Insert cleaning card; it moves back and forth several times (~45 seconds).
4. When card ejects, cycle is finished.

## How to Clean the Coder Unlimited (columns, panels, APM)

1. Open machine and remove any tickets. If APM, log in and close door. For column/panel, open as per procedures and insert initialization card or push top button.
2. Dampen cleaning card (both sides), not dripping.
3. Insert cleaning card; it will be drawn back in several times (~2.5 minutes).
4. When done, remove card and restore machine to original state.

If very dirty, repeat using reverse side of card. Use each side only once.