Ricoh D197 Service Manual page 257

19. Connect the harness of the tray heater [A] for the main unit to the plug-in at the inner
rear frame of the main unit.
20. Insert the tabs of the tray heater for the main unit in the cutouts in the inner rear frame
of the main unit, and then attach it (
21. Reattach all the paper feed trays, covers, etc. which have been taken off.
Do the following two steps to set the Anti-Condensation Heater to be constantly ON.
1. Set the setting of SP5-805-001 (Anti-Condensation Heater ON/OFF setting) to [1].
2. Manually disconnect the PCU and scanner heaters.

The PCU and scanner heaters must be disabled because the temperature in the machine
could become too high, causing problems with toner clogging, or damage to the scanner
lamp stabilizer.
SM
Anti-Condensation Heater for Trays
x1).
2-187 D197/D198/D199/D200/D201/D202