Top Rack Only - Bosch SHI4302 Manual

V. Theory of Operation
V. Theory of Operation

Top Rack Only

Top Rack Only
Models with the Top Rack Only feature have separate
actuators mounted underneath heater assemblies. The
actuator moves a magnetic plunger in the lower rack
heater port, diverting water to the top rack.
Heater with top rack actuator
Both racks
UC/06 heater
HINT: Models with water switches and
Top Rack Only have the Top Rack Only
parts integrated with the water switches.
No separate actuators are needed.
Top rack only
UC/11 heater
27
Plunger
Where plunger engages sump
Do not use softer
HINT:
bearing heater assemblies
(UC/11 & later) on older
UC/06 models
sump, circulation pump, base
and heater clamps/gaskets
have to be replaced as well
for the heaters to fit.
HINT: Models with water switches and
Top Rack Only have the Top Rack Only
parts integrated with the water switches.
No separate actuators are needed.
since the