MacDon CA25 OM - Manual (Page 177)

SECTION 8. MAINTENANCE AND SERVICING
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Revision B
8.12.8.2 Lexion 500
a. Maintain a 1/8 in. (3 mm) gap between sensor
disc (G) and sensor (H). Adjust by bending
support (J).
b. Replace sensor as follows:
1. Disconnect connector (K).
2. Remove screw (L) attaching sensor, and
remove sensor (H).
3. Locate new sensor in support, and secure
with screw (L).
4. Adjust gap between sensor disc (G) and
sensor (H) to 1/8 in. (3 mm) by bending
support (J).
3. Connect to harness at (K).
IMPORTANT
Ensure sensor electrical harness
does NOT contact chain or
sprocket.
8.12.8.3 Lexion 400
a. Maintain a 1/8 in. (3 mm) gap between sensor
disc (G) and sensor (H). Adjust with nuts (J) as
required.
b. Replace sensor as follows:
1. Disconnect connector (K).
2. Remove top nut (J), and remove sensor
(H).
3. Remove top nut from new sensor, and
locate in support.
4. Secure with top nut (J).
5. Adjust gap between sensor disc (G) and
sensor (H) to 1/8 in. (3 mm) with nuts (J).
6. Connect to harness at (K).
IMPORTANT
Ensure sensor electrical harness
does NOT contact chain or
sprocket.
K
H
G
J
L
G
H J
K