PIPERAIRCRAFT
PA-42-720 (Advanced Trainer)
MAINTENANCEMANUAL
A. PassengerCompartment(continued)
Seat Back -
Adjust Lever
Seat Track Latch ReleaseHandle
Observer Seats Installation
Figure 402
EFFECTIVITY:
040-999
Jan 10/90 25-20-00
PIPERAIRCRAFT
PA-42-720(AdvancedTrainer)
MAINTENANCEMANUAL
A. PassengerCompartment(continued)
VanityCabinet
RefreshmentCabinet
TablePlate
-StorageCabinet
Table
TableLeaf
CabinetsandTableInstallation
Figure 403
EFFECTIVITY:
040-999 252000 PAGE5 Jan 10/90
PIPERAIRCRAFT
PA-42-720(Advanced Trainer)
MAINTENANCEMANUAL
A. PassengerCompartment(continued)
TrackEnd
Cover
Curtain
Top Cover
Bottom Cover
NavKit Tie DownAssembly
ObserverConsole
ObserverConsole,NavKitTie Down, and CurtainInstallation
Figure 404
EFFECTIVITY: 040-999
Jan 10/90 25-20-00
PIPERAIRCRAFT
PA-42-720(AdvancedTrainer)
MAINTENANCEMANUAL
A. PassengerCompartment(continued)
SEATING ARRANGEMENT
Seat Stops Figure 405
EFFECTIVITY:
040-999
25-20-00 Jan 10/90
PIPER AIRCRAFT
PA-42-720 (Advanced Trainer)
MAINTENANCEMANUAL
A. Lavatories
1.
Removalof Toilet Seat.
(a.) Lift up lid and remove pail.
(b.) Disconnect relief tube hose at floorboard.
(c.) Release wedjit fasteners.
(d.) Lift up frame and slide aft.
(e.) Remove seat.
2.
Installationof Toilet Seat.
(a.) Position seat to proper location.
(b.) Secure bottom frame to wedjit fasteners.
(c.) Connect relief tube hose to floorboard.
(d.) Place pail into position.
(e.) Check relief tube operation by pouring cup of water through horn with button depressed. If
water does not drain, check hose for pinching or kinks.
Wedjit -
Fastener
Toilet Seat Installation
Figure 401
EFFECTIVITY:
040-999 25-40-00 1Jan 10/90
PIPERAIRCRAFT
PA-42-720(AdvancedTrainer)
MAINTENANCEMANUAL
A. Emergency
Thischapterdescribestheoperationalchecksof the emergencylocatortransmitter(ELT),thepilot's remoteswitchusedwiththeELT,andincludesthe removal andinstallationinstructionsforbattery
replacement.
1. (ELT)EmergencyLocatorTransmitter
TheelectricalpowerfortheELTissuppliedbya self-contained battery.Theuseablelifeofthis
batteryis19 months fromthedateof manufacture.Themandatoryreplacementdateis marked
oneachbattery.ThereplacementdatemustbemarkedontheELTwhenthebatteryisinstalled. Accordingto FAAregulations,thebatterymustbe replaced ifthe transmitter has been usedin an emergencysituationorhasmorethanonehourof accumulated
testtime. Itis necessary to removetheELTfromtheaircrafttoreplacethebattery.
2. BatteryRemovalandInstallation(Alkaline-19 month battery)
CAUTION: Donot removethe insidelip sealantfromthe newbatterypack. The sealantserves as a water tight sealand mustnot be removed.
The ELTis locatedunderneaththe dorsalfin between stations310.00and327.00.
(a)
Removethe accesspanelon the dorsalfin at station321.00.
(b)
Disconnectthe antenna cablefromthe transmitter.(Figure 1)
(c)
Toremovethe ELT,releasethe latchon the strapand slidethe ELToff the bracket.
(d)
Disconnectthe pilots removeswitchharnessfromthe transmitter.
(e)
Extendthe portableantenna. (Figure 2)
(f)
Unscrewthe fourscrewsholdingthe controlheadto the batterycasing. (Thecontrolhead-batterycaseslidesapart. Batteryconnectionleadsareapproximately3" long.)
(g)
Disconnectbatteryby unsnappingthe snapoff batterypigtailterminalsfromthe bottomof the transmitterprintedcircuitboard.
(h)
Beforeinstallingthe new batterypack,checkreplacementdateprintedonthe battery.Mark dateontheoutsideoftheELT.
(i)
Connectnewbatterypackterminalstothebottomof the transmitterprintedcircuitboard.
(j)
Reinsertthecontrolheadsectionintothebatterypack;becarefulnotto pinch wires.Replace fourscrews.If the fourholesdonotlineup, rotate thebatterypack180° andreinsert.
(k)
Connectthepilot'sremoteswitchharnesstothetransmitter.
(I)
Placetransmitterintoitsmountingbracketandlatchstrap.
(m)Connecttheantennacableto the transmitter.Ensurecontactseparatoris inserted between portableantennacontactfingerandportableantenna(seeFigure1).
NOTE: Testunitoperationbeforeinstallingthe accesspanel.
(n) Installaccesspanelonthedorsalfin. Enterthenewbatteryexpirationdateintotheaircraft logbook.
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