Controller Board - Hoshizaki TM-500AAE Service Manual

17) Refit the panels in their correct position.

9. CONTROLLER BOARD

A single type Controller Board is supplied as a Service Board. Do not repair
any parts and electronic devices on the Controller Board in the field. Replace
the whole board with a new Service Board.
1) Disconnect the power source.
2) Remove the Front Panel.
3) Remove screws and the Cover - Control Box (Lo).
4) Disconnect the Connectors and Board Support from the Controller Board.
5) Remove the Controller Board from the Control Box.
6) Install the new Controller Board and reassemble the Control Box in the reverse order of
the removal procedure.
7) Replace the Front Panel in its correct position.
8) Connect the power source.
10. LINE VALVE
Always install a new Drier every time the sealed refrigeration system is opened.
Do not replace the Drier until after all other repair or replacement has been
made.
1) Disconnect the power source.
2) Remove the panels.
3) Recover the refrigerant and store it in a proper container, if required by an applicable law
(See "1. [b] REFRIGERANT RECOVERY").
IMPORTANT
IMPORTANT
60