Cessna 177 SERIES Service Manual page 345

LIGHTING
Electroluminscent Panel ......... 2J10/20-82
Landing and Taxi Light .......... 2J3,20-75 Instrument Lights ............... 2J11/20-83
Navigation Lights ............... 2J4/20-76 Post Lighting .................. 2J12/20-84
Dome Light .................. 2J5/20-77 HEATING, VENTILATING, AND DE-ICING
Courtesy Lights ................ 2J6/20-78 Cigar Lighter ................. 2J13/20-85
Flashing Beacon ................ 2J7/20-79 Pitot Heat ..................... 2J14/20-86
Control Wheel Map Light ........ 2J8/20-80 CONTROL SURFACE
Wing Tip Strobe Light ........... 2J9/20-81 Flap System .................... 215/20-87
CIRCUIT FUNCTION AND SPECIFIC CIRCUIT CODE LETTERS
A - Armament
LB - Instrument
B - Photographic
LC - Landing
C - Control Surface
LD - Navigation
CA -Automatic Pilot
LE- Taxi
CC - Wing Flaps
LF - Rotating Beacon
CD - Elevator Trim
LG- Radio
D - Instrument (Other Than Flight or Engine
LH - De-ice
Instrument)
LJ - Fuel Selector
DA - Ammeter
M -Miscellaneous
DB - Flap Position Indicator
MA -Cowl Flaps
DC -Clock
MB - Electrically Operated Seats
DD - Voltmeter
MC - Smoke Generator
DE - Outside Air Temperature
MD - Spray Equipment
DF - Flight Hour Meter
ME -Cabin Pressurization Equipment
E - Enfine Instrument
MF -Chem 02 - Indicator
EA - Carburetor Air Temperature
P - D. C. Power
EB - Fuel Qunatity Gage and Transmitter
PA - Battery Circuit
EC - Cylinder Head Temperature
PB - Generator Circuits
ED - Oil Pressure
PC - External Power Source
EE - Oil Temperature
Q - Fuel and Oil
EF - Fuel Pressure QA - Auxiliary Fuel Pump
EG - Tachometer
QB - Oil Dilution
EH - Torque Indicator
QC - Engine Primer
EJ - Instrument Cluster
QD -Main Fuel Pumps
F - Flight Instrument
QE - Fuel Valves
FA - Bank and Turn
R - Radio (Navigation and Communication)
FB - Pitot Static Tube Heater and Stall Warning
RA - Instrument Landing
Heater
RB -Command
FC - Stall Warning
RC - Radio Direction Finding
FD - Speed Control System
RD - VHF
FE - Indicator Lights
RE - Homing
G - Landing Gear
RF - Marker Beacon
GA - Actuator
RG - Navigation
GB - Retraction
RH - High Frequency
GC - Warning Device (Horn)
RJ - Interphone
GD - Light Switches RK - UFH
GE - Indicator Lights
RL - Low Frequency
H - Heating, Ventilating and De-Icing
RM - Frequency Modulation
HA - Anti-icing
RP -Audio System and Audio Amplifier
HB - Cabin Heater
RR - Distance Measuring Equipment (DME)
HC - Cigar Lighter
RS - Airborne Public Address System
HD - De-ice
S - Radar
HE -Air Conditioners U - Miscellaneous Electronic
J - Ignition
UA -Identification - Friend or Foe
JA - Magneto
W- Warning and Emergency
K - Engine Control
WA - Flare Release
KA - Starter Control
WB - Chip Detector
KB - Propeller Synchronizer
WC - Fire Detection System
L -Lighting
X - A C. Power
LA - Cabin
20-2 Change 8