VersaPulse Select - Page 35

THEORY OF OPERATION
4-8
Versapulse Select Service Manual
0621-499-01 01/94
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FIGURE 4.1 COOLANT SYSTEM SIMPLIFIED DIAGRAM
HEAT EXCHANGER
RESERVOIR
inlet
outlet
outlet
PUMP
LASER HEAD
WATER
FILTER
D/I
FILTER
FLOW
SWITCH
To turn on circuits
To CPU PCB coolant
temperature sense circuit
To CPU PCB coolant
conductivity circuit
FAN
inlet
Fan Speed
Control PCB
T1
F4
F5
Drain Hose
Air sensor
FILL
RES.
Coolant
temp sensor
12/95