Actual Temperature Key/Led; Target Temperature Key/Led; Temperature Scale Keys/Leds; Heater Zone On/Off Keys/Leds - Graco Reactor E-20 Series Operation Manual

Temperature Controls and Indicators

Actual Temperature Key/LED

Press to display actual temperature.
Press and hold to display electrical current.

Target Temperature Key/LED

Press to display target temperature.
Press and hold to display heater control circuit
board temperature.

Temperature Scale Keys/LEDs

°
Press F or ° C to change temperature scale.

Heater Zone On/Off Keys/LEDs

Press to turn heater zones on and off. Also
clears heater zone diagnostic codes, see Temperature
Control Diagnostic Codes, page 34.
NOTE: LEDs flash when heater zones are on. The
duration of each flash shows the extent that the heater
is turned on.

Temperature Arrow Keys

Press , then press
temperature settings in 1 degree increments.
16
or to adjust

Temperature Displays

Show actual temperature or target temperature of
heater zones, depending on selected mode. Defaults to
actual at startup. Range is 32-190°F (0-88°C) for A and
B, 32-180°F (0-82°C) for hose.

Circuit Breakers

Located inside Reactor cabinet.
Ref. Size
CB1 50 A
CB2 40 A
CB3 25, 40*
CB4 25, 40*
CB5 20
* Depending on model.
CB1
CB2
CB3
CB4
For wiring and cabling, see repair manual 312066.
Component
Hose/Transformer Secondary
Transformer Primary
Heater A
Heater B
Motor/Pumps
ti9884a
CB5
312065V