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Power-Up Test for Archer N6004H

If Autopilot will not be used during the flight (i.e. for touch-and-gos or VFR 
airwork), leave AP MASTER switch OFF.

If Autopilot will be used during flight, turn AP MASTER switch ON after 
AVIONICS MASTER switch is turned ON during the engine startup 
checklist. 

It is recommended that the Power-Up Test be executed (and 

highly 

recommended

 that the items highlighted in pink be performed) to ensure 

proper operation of the autopilot. It is NOT practical nor recommended to 
execute the Power-Up Test in flight.

Action

Response

Turn AP MASTER switch ON

All lamps on autopilot (RDY, ST, HD, LO TRK, HI TRK) 
illuminate for seven seconds, then extinguish, indicating 
computer self-test has passed.

Within three minutes, RDY light alone will illuminate, 
indicating autopilot readiness.

Move yoke left and right to sense 
normal freedom of movement

Set L/R TURN knob to neutral position

Press AP MODE SEL once to engage 
stabilization (wing leveler) mode

ST lamp alone illuminates, indicating stabilization (wing 
leveler) mode active

Move yoke left and right to sense 
servo and verify manual override

Yoke should resist movement indicating autopilot servo is 
engaged.

Verify that autopilot servo can be overridden by stronger 
pressure on yoke. If NOT, turn AP MASTER switch OFF and 
DO NOT USE AUTOPILOT.

Turn L/R TURN knob to the left

Yoke should turn to the left under servo control.

Turn L/R TURN knob to the right

Yoke should turn to the right under servo control.

Return L/R TURN knob to neutral 
position

Yoke movement should stop.

Set DG heading bug under lubber line

N6004H S-TEC Autopilot Reference

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cvk

 1/29/13

Summary of Contents for Archer N6004H

Page 1: ...p along with the battery master as usual The autopilot component is powered separately and has its own power switch so both the battery master and the AP MASTER switch need to be on for the autopilot to power up It takes many seconds for the autopilot to become ready after power on because it has to wait for the TC to become stable and align its own platform in addition to performing its own compu...

Page 2: ...om NAV 2 radios and CDIs are to be used Pilots should remember to turn the AP MASTER switch ON as a part of normal engine start when the autopilot is to be used and also to turn it OFF before shutting down the engine Pilots should add this step to the shutdown checklist immediately before turning the avionics master switch off Engaging the Autopilot After power on via the AP MASTER switch and exec...

Page 3: ...acking since the autopilot will track all needle excursions and may behave badly during VOR station passage Maneuver the aircraft to a heading within 10º of the selected course with the CDI no more than one dot deflected from center before engaging the autopilot in this mode Disengaging the Autopilot The autopilot can be disengaged normally by any of the following three actions Pressing the red AP...

Page 4: ...thin three minutes RDY light alone will illuminate indicating autopilot readiness Move yoke left and right to sense normal freedom of movement Set L R TURN knob to neutral position Press AP MODE SEL once to engage stabilization wing leveler mode ST lamp alone illuminates indicating stabilization wing leveler mode active Move yoke left and right to sense servo and verify manual override Yoke should...

Page 5: ...urse track mode active Turn NAV1 OBS until CDI needle is deflected 2 dots right of center Yoke should turn to the right under servo control Turn NAV1 OBS until CDI needle is deflected 2 dots left of center Yoke should turn to the left under servo control Turn NAV1 OBS until CDI needle is centered Yoke movement should stop Disconnect autopilot using one of the following means Press red AP DISC butt...

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