Graco Reactor E-10 Instructions-Parts List Manual page 38

Troubleshooting
PROBLEM
A side rich; lack of B side.
B side rich; lack of A side.
No temperature display (heated
units only).
Wrong temperature displayed.
Temperature displays do not
match at ambient temperature.
38
CAUSE
A side gauge is low.
B side gauge is low.
A side gauge is low.
B side gauge is low.
Loose display cables on control
board.
Failed control board (displays get
power from control board).
Inadequate power to control
board.
Loose power cable.
Motor Power switch circuit
breaker tripped.
°F/°C switch in wrong position.
Displays need calibration.
SOLUTION
B side restriction downstream of
gauge. Check gun check valve
screen, mix module, or mix mani-
fold restrictor.
B side material supply problem.
Check B side inlet strainer and
pump intake valve.
A side material supply problem.
Check A side inlet strainer and
pump intake valve.
A side restriction downstream of
gauge. Check gun check valve
screen, mix module, or mix mani-
fold restrictor.
Check cable connections to each
display, page 48.
Remove access panel. Check if
board LED is lighted. If not,
replace board, page 48.
Check that power supply meets
requirements.
Check cable connections, page
48.
Display is powered from Motor
Power circuit breaker. Cycle
Motor Power off
to reset breaker.
Set switch, see page 45.
Turn calibration screw on back of
displays to correct reading, see
page 45.
, then on
311075V