91-20-00 Page 91-28 Issued: April 1, 1997
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THE NEW PIPER AIRCRAFT, INC.
PA-44-180
AIRPLANE MAINTENANCE MANUAL
CHART 9109. ELECTRICAL SYSTEM COMPONENT LOAD
DUTY CYCLE EQUIPMENT CKT.-BKR. (AMPS) OPT.
CONTINUOUS INTERMITTENT
X X X X X X X X X X X X X X X X X X X X X X X X X X X ALTERNATOR FIELD (2) STARTER SOLENOID (LEFT AND RIGHT) STARTER FUEL PUMP (LEFT) FUEL PUMP (RIGHT) ENGINE GAUGES (LEFT) ENGINE GAUGES (RIGHT) HYDRAULIC PUMP LANDING GEAR CONT. & WARN. LANDING GEAR SOLENOID GEAR DOWN LIGHTS (3) GEAR UNSAFE LIGHT GEAR WARN HORN MASTER CONTACTOR COMBUSTION HEATER PITOT HEAT STALL WARNING HORN ELECTRIC TURN & BANK PITCH TRIM LANDING LIGHT - 2 BULBS. AVIONICS LIGHTS INSTRUMENT PANEL LIGHTS FLOOD LIGHTS RED FLOOD DOME LIGHT POSITION LIGHTS ANTI-COLLISION LIGHT (WING TIP STROBES) AUTOPILOT HOUR METER AVIONICS (SEE VENDOR INSTALLATION MANUAL) 5 5 — 10 10 5 5 25 3 — — — — — 15 15 5 3 5 15 5 5 5 — — 10 10 5 Fuse 5 5.0 EA 2 175.0 0.5 0.5 25.0 — 0.8 0.08 0.4 0.6 13.0 13.2 0.4 0.5 5.0 14.0 2.5 1.0 0.6 7.3 7.0 — 0.25 — appx. 1.0 appx. 1.0 Total 0.3 Varies on Avionics Instls. X X X
91-20-00 Page 91-29 Issued: April 1, 1997
THE NEW PIPER AIRCRAFT, INC.
PA-44-180
AIRPLANE MAINTENANCE MANUAL
ELECTRICAL SCHEMATIC INDEX
CHAPTER / SECTION NO. SYSTEM GRID NO. FIGURE NO.
21-00-00 ENVIRONMENTAL SYSTEMS
Cabin Heat Vent Blower 4D5 4D7 91-27 91-29
24-00-00 ELECTRICAL POWER
Power Distribution and Control Power Monitor and Control Starter and Ignition Control 4C9 4C10 4C12 91-7 91-8 91-9
27-00-00 FLIGHT CONTROLS
S-TEC Manual Electric Trim 4D8 91-30
28-00-00 FUEL
Fuel Pumps Fuel and Ampere Indicators 4C13 4C14 91-10 91-11
29-00-00 HYDRAULIC POWER
Hydraulic Pump 4C18 91-15
30-00-00 ICE AND RAIN PROTECTION
Pitot Heat 4D4 91-25
32-00-00 LANDING GEAR
Hydraulic Pump Landing Gear Position Indicators Landing Gear Warning 4C18 4C19 4C20 91-15 91-16 91-17
33-00-00 LIGHTS
Cockpit Flood Lights Panel and Switch Lighting Strobe Lights Position Lights Landing Lights Recognition Lights 4D7 4D2 4D1 4C23 4C23 4C24 91-28 91-24 91-23 91-21 91-20 91-22
34-00-00 NAVIGATION AND PITOT STATIC
Electric Turn and Bank Stall Detection 4D4 4C22 91-26 91-19
91-20-00 Page 91-30 Revised: February 28, 2002
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THE NEW PIPER AIRCRAFT, INC.
PA-44-180
AIRPLANE MAINTENANCE MANUAL
ELECTRICAL SCHEMATIC INDEX
CHAPTER / SECTION NO. SYSTEM GRID NO. FIGURE NO.
39-00-00 ELECTRICAL/ELECTRONIC PANELS AND MULTIPURPOSE PARTS
Annunciator Panel 4C21 91-18
71-00-00 POWER PLANT
Fuel and Ampere Indicators Cylinder Head Temperature and Oil Pressure/Temperature Indicators Electric Tachometer Fuel Pumps Engine Hour Meter 4C14 4C15 4C16 4C13 4C17 91-11 91-12 91-13 91-10 91-14
73-00-00 ENGINE FUEL SYSTEMS
Fuel Pumps Fuel and Ampere Indicators 4C13 4C14 91-10 91-11
74-00-00 IGNITION
Starter and Ignition Control 4C12 91-9
77-00-00 ENGINE INDICATING
Fuel and Ampere Indicators Cylinder Head Temperature and Oil Pressure/Temperature Indicators Electric Tachometer Engine Hour Meter 4C14 4C15 4C16 4C17 91-11 91-12 91-13 91-14
79-00-00 OIL
Cylinder Head Temperature and Oil Pressure/Temperature Indicators 4C15 91-12
80-00-00 STARTING
Starter and Ignition Control 4C12 91-9
91-20-00 Page 91-31
Revised: February 28, 2002
THE NEW PIPER AIRCRAFT, INC.
PA-44-180
AIRPLANE MAINTENANCE MANUAL
THIS PAGE INTENTIONALLY BLANK
91-20-00 Page 91-32 Revised: February 28, 2002
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THE NEW PIPER AIRCRAFT, INC.
PA-44-180
AIRPLANE MAINTENANCE MANUAL
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91-20-00 Page 91-33 Revised: February 28, 2002
Power Monitor and Control Effectivity Figure 91-8 (Sheet 2 of 2) 4496020 and up
91-20-00Page 91-35Revised: February 28, 2002
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THE NEW PIPER AIRCRAFT, INC.
PA-44-180
AIRPLANE MAINTENANCE MANUAL
91-20-00 Page 91-36 Revised: February 28, 2002
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THE NEW PIPER AIRCRAFT, INC.
PA-44-180
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