Transducers; Electric Fan - Graco Reactor H-25 Series Repair And Parts Manual

Transducers

1. Turn main power OFF
supply.
2. Relieve the pressure. See Pressure Relief
Procedure, page 26.
3. Refer to electrical diagrams. Motor control board is
on right side inside cabinet.
F . 6 Transducers
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Electric Fan

1. Turn main power OFF
supply.
2. Relieve the pressure. See Pressure Relief
Procedure, page 26.
3. Check fuses (F) at left of breaker module, F
Replace if blown. If good, continue with step 4.
312063Z
. Disconnect power
706 (A Side)
701
. Disconnect power
4. Disconnect transducer cables at board; see F
page 32. Reverse A and B connections and check if
diagnostic code follows; see E21: No component A
transducer, page 11.
5. If transducer fails test, thread cable through top of
cabinet. Note path as cable must be replaced in
same way.
6. Install o-ring (720) on new transducer (706), F
7. Install transducer in manifold. Mark end of cable
with tape (red=transducer A, blue=transducer B).
8. Route cable into cabinet and thread into bundle as
before.
9. Connect transducer cable at board; see F
32.
4. Refer to electrical diagrams. Disconnect fan wires
from fuses (F).
F . 7 Fan Fuses
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. 7.
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5. Remove fan.
6. Install fan in reverse order.
706 (B Side)
720
F
Repair
. 5,
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. 6.
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. 5, page
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