System components
GF20.30>W>1002H
MODEL 963, 964 with CODE (B3H) Secondary water retarder
Location
Shown on model 963, front coolant
expansion reservoir
B87
Coolant pressure control sensor
The coolant pressure control sensor (B87) is
located on the coolant expansion reservoir.
Task
The coolant pressure control sensor (B87) monitors the pressure in
the coolant circuit. The signals from the coolant pressure control
sensor (B87) are read in directly by the drive control (CPC) control
unit (A3). The drive control (CPC) control unit (A3) uses them to
calculate the set values for the coolant pressure control solenoid
valve (Y57).
144
Coolant pressure control sensor, component description
– This printout will not be recorded by the update service. Status: 09 / 2011 –
20.7.11
W20.30>1027>76
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