TRANSFORMERS (con’t)
Seal Wire Transformer
1. Remove clear plastic covering over Solid State
Relay.
2. Set your DVOM to test for continuity. With the
Black probe, contact the Blue terminal block in
the electrical area, with the Red probe, contact
pin 2 of the Solid State Relay. (Figure 3-62)
Your DVOM should indicate continuity. If it
does not, check the transformer wiring. If the
wiring is correct, the transformer is defective
and will require replacement.
3. Remove the Left screw holding the Red wire to
the Seal Wire. Pull wire away from contact
(Figure 3-63).
4. With a DVOM set to test for continuity, contact
one probe to the loose Red wire you just
disconnected, and contact the other probe to
the right screw holding the other Red wire to
the Seal Wire (Figure 3-64).
5. The DVOM will indicate continuity, if it does not
the Seal Wire Transformer is defective and
must be replaced.
6. If the transformer is not defective, troubleshoot
the Solid State Relay and the Seal Wire.
Figure 3-63. Left side Seal Bar connection
Figure 3-64. Probing right side of Seal Wire
Figure 3-62. Testing pin 2 of Solid State Relay
SX
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Service and Maintenance Manual 3-23 960714-02B © 2007 I2407
SECTION 3 – COMPONENT REPAIR
ELECTRICAL COMPONENTS
