Paper Bank Heater

There are two tray heaters for the paper bank, an upper heater for Tray 1 and a lower heater for Trays 2 and 3.

• There are no switches for these tray heaters.
• Their operation depends on how they are connected to the AC drive board.
• Please explain to the operator that while the heaters can effectively reduce collection of moisture in the paper trays, they will consume slightly more power.

1. Remove the power cord bracket (x1).
   

2. Remove the rear cover (x7)
   

   

   • Screws [1] and [2] are the 3^rd and 5^th screws from the top.

3. Open the controller box. (Opening the Controller Box)

Lower Heater

1. At the back of the main machine, remove the Tray 3 lift motor (x2,x1).
   
2. Remove the inner trays from Tray 2 and Tray 3.
   
3. Attach the large heater inside the machine (x3, x3).
   
4. At the rear, connect the harness [A] (x1,x1).
5. Re-attach the lift motor (x2,x1).
   

Upper Heater

1. Remove the tandem tray (Tray 1). (Paper Tray Removal)
2. Set the clamp of the small heater (x1).
   
3. Fasten the small heater (x1).
   
4. At the back of the machine, remove the bracket (x1).
   
5. Route the harness and clamp it (x4).
   
6. Connect the harness (x1).
   
7. Be sure to re-attach the bracket (x1).

Heater Connections

1. Locate the bank of white connectors on the back of the AC drive board.
   
2. Locate the disconnected harness for the bank heaters and the LCIT heater.
3. Plug the connector into socket [A] or [B].

Socket B: Heaters ON Only When Machine Power OFF

• At machine power ON, both paper bank heaters and the LCIT heater turn OFF. (However, the three heaters turn ON when machine is in sleep mode, or if the machine is powered OFF with the main power switch.)
• At machine power OFF, both paper bank heaters and the LCIT heater remain ON.
  

Socket A: Heaters Always ON

• At machine power ON, both paper bank heaters and the LCIT heater switch ON.
• At machine power OFF, the three heaters remain ON.

More about AC Drive Board Connectors

Here is a summary of the function of all these connectors on the end of the AC drive board.