Replace Circuit Breaker - Graco Reactor 3 Repair And Parts Manual

Repair

Replace Circuit Breaker

1. Follow Before Beginning Repair on page 22.
2. Use an ohmmeter to check continuity across the
circuit breaker (top to bottom). If there is no
continuity, trip the breaker, then reset and retest it.
If there is still no continuity, replace the breaker:
a. Refer to the circuit breaker table in Electrical
Schematics on page 69.
b. Turn the main power switch (MP) off.
30
c. Loosen the two screws connecting the wires
d. Pull the locking tab out 1/4 in. (6 mm) and pull
Ref.
CB1
CB2
CB3
CB4
CB5
MP
and bus bar to the circuit breaker that will be
replaced, then disconnect the wires.
the circuit breaker away from the din rail. Install
the new circuit breaker. Insert the wires and
tighten down all screws.
Circuit Breakers
Size Component
40A A (ISO) Heat
40A B (RES) Heat
40A Hose Transformer Primary
50A Hose Heat
20A Motor
ti41006a
3A8501A