204 and 604 Table Optional Drawer Heater System Troubleshooting
Model | 204 -002 / -004 / -012 | 604 -002 / -003 |
Serial Number | All | All |
Drawer Heater Operation
With the heater system's power cord properly connected, 115 VAC is supplied to the drawer heater switch thru two fuses on the Distribution board.
When pressed ON, the switch illuminates and current flows to the heater plate. When the heater plate is energized, it warms the contents of the drawer to approximately 98° F (37° C).

1.Check fuses on Distribution board. If either fuse is blown, replace both fuses.
2.Check the following connections for loose or disconnected wires:
a.Heater system power cord to supply source
b.Heater system power cord to Distribution board
c.Distribution board to heater switch
3.Perform Supply Voltage Test. Refer to:Drawer Heater System Test and Repair

1.Check for Loose / disconnected wire connections at the Heater switch to heater plate.
2.Perform Heater Plate Test. Refer to:Drawer Heater System Test and Repair

1.Replace drawer heater switch. Refer to:Drawer Heater System Test and Repair