Checking Pointed Guard Hold-Downs - MacDon FlexDraper FD1 Series Operator's Manual

5. Position the plastic wearplate (if applicable),
replacement guard (B), adjuster bar (D), and top
guide (C), and then install bolts and nuts (A). Do NOT
tighten.
6. Check and adjust the clearance between the
hold-downs and the knife. Refer to
Adjusting Stub Guard Hold-Downs, page

Checking Pointed Guard Hold-Downs

This procedure is applicable to headers with pointed guards.
Measure clearance between hold-downs and knife sections as follows:
WARNING
To avoid bodily injury or death from unexpected startup
of machine, always stop engine and remove key before
making adjustments to machine.
1. Shut down engine, and remove key from ignition.
2. Manually stroke knife to locate section (A) under hold-
down (B).
3. At standard guard locations, push knife section (A)
down against guard (C) and measure clearance
between hold-down (B) and knife section (A) with a
feeler gauge. The clearance should be 0.1–0.6 mm
(0.004–0.024 in.).
4. If necessary, refer to
Pointed Guards, page
214683
MAINTENANCE AND SERVICING
Checking and
450.
Adjusting Hold-Downs with
448.
B
D
Figure 5.102: Stub Guards
Figure 5.103: Normal Guard Hold-Down
447
A
A
C
B
A
C
Revision A