UNCONTROLLED COPY WHEN DOWNLOADED OR PRINTED
ENSTROM F-28F/280F SERIES MAINTENANCE MANUAL SUPPLEMENT 1
Rev.
5
9-2
Apr
15/15
SECTION 4
SYSTEM MAINTENANCE
NOTE
Removal or installation of equipment will change the aircraft empty
weight and empty weight c.g. These changes will be recorded on
Form F-511-5, Basic Weight and Balance Record, as required
(reference Enstrom F-28F/280F Series Maintenance Manual).
4-1.
Dual Start – Starboard-Side Collective Control (Figure 9-1)
4-1-1. Removal
A. Remove the fiberglass seat deck.
B. Disconnect the starter button wires at the connector terminals.
C. Cut the safety wire and remove bolt (3) and washer (4) from the top of the collective stick
socket (2).
D. Remove the collective stick (1) from the collective stick socket (2).
4-1-2. Installation
A. Install the collective stick (1) into the collective stick socket (2) and align holes.
B. Install washer (4) and bolt (3). Torque bolt (50 in-lbs/5.7 Nm) and safety wire with
MS20995C32.
C. Connect the wire terminals for the starter button.
D. Cycle the collective stick up and down and rotate the throttle to check freedom of
movement.
E. Install fiberglass seat deck.
4-2.
Figures and Diagrams
A. The dual start collective control installation is shown in Figure 9-1.
B. The dual start collective control wiring interface is shown in Diagram 9-1.
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