the  indicator  has  measured percent RPM greater than 102.6 or when the indicator has measured percent RPM

STANDBY ATTITUDE INDICATOR. Custom Search      Section  XI. FLIGHT INSTRUMENTS TM-1-1510-223-10 Army RC-12 Aircraft Manual

rpm   and   temperature   readings   are automatically   corrected   to   standard   day   conditions. TEMP   °C   indicator Indicates   aircraft   indicator   test

2-7.   RPM   Indicator   Check. Custom Search      Figure 2-11. Engine Trim Check Setup Using Trimmer Removed from Tester TM

the indicator has measured percent RPM  greater  than  102.6  or  when  the  indicator  has measured  percent  RPM

input   signal   to   the   indicator is    out-of-range. (2)   Temperature   Indicator.    The   following

Table   1-12.   Indicator   and   Control   Functions. Custom Search      Figure 1-40. Tester Indicator and Controls TM

quantity indicator system. Fuel   quantity   Indicator   needle   pegs   up   scale against   stop. a.  Defective  indicator. Interstage   turbine   temperature   indicator

d.   Temperature   Circuit   Resistance   Check (DArsonval    Indicator(s)). Custom Search      Figure    2-4.    D’Arsonval    Temperature    Indicator    Check    Setup. TM-55

Landing Gear Warning Indicator Light Test Switch Custom Search      Figure 2-8.  Subpanels TM-1-1510-224-10 Army RC

Landing  Gear  Warning  Indicator  Light  Test Switch. Custom Search      figure 2-7 Overhead Circuit Breaker Panel TM-1-1510-223

B10. Turbine gas temperature indicator inoperative or indicates inaccurately Custom Search      B7. Fuel quantity gauge pegs down scale against stop TM

13&P Figure    2-4.    D’Arsonval    Temperature    Indicator    Check    Setup. Figure    2-5.    Null    Balance    Temperature    Indicator    Check    Setup. 2-6

Figure  4-1.  Temperature  Indicator  Test  Setup. Custom Search      CHAPTER   4 AVIATION   INTERMEDIATE   MAINTENANCE   INSTRUCTIONS TM-55-4920-401-13P Test

Figure    1-15.    Temperature    Indicator    Reference    Voltage    Divider Custom Search      Figure   1-14.   Temperature   Indicator   Amplifier   Circuit. TM-55-4920-401

Figure   4-2.   %   RPM   Indicator   Test   Setup. Custom Search      Figure  4-1.  Temperature  Indicator  Test  Setup. TM-55-4920-401-13P

b. Landing Gear Down Position Indicator Lights. Custom Search      Figure 2-5.  Exhaust and Propeller Danger Areas TM-55

Figure   1-14.   Temperature   Indicator   Amplifier   Circuit. Custom Search      Figure   1-13.   Temperature   Indicator   Compensator. TM-55-4920-401-13P Test

NO TRANSFER INDICATOR LIGHT ILLUMINATED (FUEL PANEL) Custom Search      SMOKE AND FUME ELIMINATION TM-1-1510-225

Figure 1-40. Tester Indicator and Controls Custom Search      Table   1-11.   Leading   Particulars. TM-55-4920-401-13P

a.    Landing    Gear    Down    Position-Indicator Lights Custom Search      Figure  2-6.  Subpanels TM-55-1510-221-10 Army Model

Figure  1-18.  Aircraft  Indicator  Check  Circuit  for  DArsonval  Indicators. Custom Search      Figure   1-17.   Temperature   Signal   Flow   Diagram

Figure   1-19.   Aircraft   Indicator   Check   Circuit   for   Null-Balanc   Indicators. Custom Search      Figure  1-18.  Aircraft  Indicator  Check

a. If SAS PRESS ON indicator does not light, replace bulb, paragraph 4-10. If indicator still doesn’t light

Figure 1-16. Temperature Signal Flow Diagram (for Aircraft Indicator Check, Spread, Heater Probe, Trim, and Calibrator

Magnetic Indicator ID-1351()/A Heading-Bearing Indicator 2103/A Horizontal Situation Indicator ID-2104/A

S2 28 VDC indicator DS2 28 VDC CYCLIC TRIM circuit breaker CB3 CYCLIC TRIM 28 VDC indicator DS3 MULTIMETER Group METER

adapter   to   proper   terminal   posts   on aircraft indicator. Place RESISTANCE & A/C INDICATOR   CHECK   switch   in

5.  Airspeed Indicator 6.  Attitude Direction Indicator 7.  Flight Director / Mode Selector 8.  Master Warning Switch / Indicator 9.  Master Caution Switch

Switch 27.   Stormscope 28.   Horizontal Situation Indicator 29.   Radio Magnetic Indicator (RMI) 30.   Standby Attitude Reference Indicator 31.   Needle Selector Switch

Copilot’s  horizontal  situation indicator 33. Cabin altitude indicator 34.  Cabin  rate-of-climb  indicator 35.  HSI  readout  dim

of 8)     TM 1-1510-225-10 2-52 1.  Battery Temperature Test Switch 2.  Airspeed Indicator 3.  Electronic Attitude Director

line  clogged. b. Leak in line or instrument case or loose fittings. c.  Defective  indicator. Airspeed Indicator reads incorrectly

when  the  indicator  has  measured  RPM greater than 2200 or when the indicator has measured RPM   exceeds

the  PROBE  CONTROL  while  ob- serving   the   setting   on   the   TEMP   ºC   indicator.   Pre- cision  thermocouples  in

a. Pitot pressure line clogged with ice or debris. b. Defective indicator B2. Vertical velocity indicator inaccurate or inoperative. a

WARNING Switch-Indicator 5.  MASTER CAUTION Switch-Indicator 6.  EFIS Switch-Indicators 7.  Altitude / Vertical Speed Indicator / Control 8.  Interstage Turbine

a. Pilot pressure line clogged with ice or debris. b. Defective indicator. B2. Vertical velocity indicator inaccurate or inoperative. a

Leak  in  line  or  instrument  case  or  loose  fit- tings. B3. c.   Defective   vertical   velocity   indicator. Airspeed indicator reads incorrectly

a. Pitot pressure line clogged with ice or debris. b. Defective airspeed indicator. B2. Vertical velocity indicator inaccurate or inoperative. a

C12C Aircraft Army C12D Aircraft Army C12T Aircraft Manual Engine    Oil    Pressure    and    Temperature Indicator.   TM 1-1510-218

n g     t he heater   probe   and   observing   the   tester or   aircraft   indicator   for   a

to provide a reliable signal. f. Course selector knob (HSI) - K27,K28 Set indicator needle on course to

of 2)   TM 1-1510-224-10 1. Vertical Gyro Fast Erect Switch 2. Airspeed Indicator 3. Electronic Attitude Director

indicator VALVE  CURRENT  digital  meter BOOST PRESS ON indicator BOOST PRESS OFF indicator SAS PRESS ON indicator SAS  PRESS  OFF  indicator

Table    1-13.    Accessory    Functions Custom Search      Indicator   and   Control   Functions   (Continued). TM-55-4920-401-13P Test Set

Temperature Indicator Reference Voltage Divider Figure 1-16. Temperature Signal Flow Diagram (For Aircraft Indicator Check, Spread, Heater Probe

Temperature Indicator Reference Voltage Divider Figure 1-16. Temperature Signal Flow Diagram (For Aircraft Indicator Check, Spread, Heater Probe

ON. TRIM pressure gage shall indicate between 950 and 1050 psi. SAS PRESS ON indicator shall light. BOOST pressure

10 Army C-12R Aircraft Army C-12T3 Aircraft Army C-12F3 Aircraft Manual Fuel  Flow  Indicator.   TM 1-1510-225

the test set. At the MASTER power panel, the CYCLIC TRIM 28VDC indicator  shall  come  on. e

force gage (15) to center position to release any reading on dial indicator. Slide switch toward dial

lb force gage (14) to center position to release reading on dial indicator. Slide switch toward dial

Copilot’s  gyro  horizon  indicator 20. Altitude select controller 21.  Copilot’s  altimeter 22. Vertical speed indicator AP   011765.1 Figure

quantity  indicator  system. Fuel   quantity   indicator   needle   pegs   up   scale against   stop. a.   Defective   indicator. Turbine  gas  temperature  indicator

a. If SAS PRESS OFF indicator does not light, replace bulb, paragraph 4-10. If indicator still doesn’t light

Cabin Lighting. Static Air System. Description F3 Standby Barometric Altimeter Copilot's Pneumatic Altimeter. Standby Attitude Indicator Standby Attitude Indicator Controls

Custom Search      Cabin Lighting TM-1-1510-223-10 Army RC-12 Aircraft Manual STANDBY ATTITUDE INDICATOR.   TM 1-1510-223

position, aircraft thermocouple temperature is read on aircraft indicator(s) for comparison with TEMP indicator. c.   Turn   TEMPERATURE   switch

220-MTF Operator s Manual for Army RC-12G Aircraft B10. Turbine gas temperature indicator inoperative or indicates inaccurately

10 2-78           Change 3 1.    Deleted 2.    Altitude Indicator Needle 3.    Barometric Pressure Counter-Drum Indicator Window (Millibars) 4.    Barometric

body is making contact with metal braided hose Inside of nacelle tank d. Defective indicator. B8.    Fuel quantity indicator

TM    55-4920-401-13&P Figure  2-1. Thermocouple   System   Continuity   Check   Setup. CABLE   position,   TEMP   indicator   should   indicate temperature rise

AND/OR BOOST PRESS ON INDICATORS DO NOT GO ON Custom Search      5. POWER AC INDICATOR DOES NOT LIGHT WITH

6   and   7.   If   an   indicator cannot   be   calibrated   by   adjusting   applicable   CAL ADJ   potentiometer,   indicator   shall   be   calibrated. (9

display that   houses   both   the   key   recorder   equipment   and display interface. (4)   Indicator Light.   An indicator light

Horizontal Situation Indicator Figure 3a-9. Copilots Horizontal Situation Indicator Figure 3a-10. Pilots Horizon Reference Indicator Figure 3a-11. Copilots

1-1510-224-CL 2. Flight director Check as follows: a. SBY    pushbutton    switch-indicator    (flight    director mode selector

Pilot’s    alternate    static    air    source switch - NORMAL. Airspeed indicator, altimeter, and vertical speed   indicator   indications   should return to

TEST. C40 *13.   Fuel   quantity   indicators   -   Check   as follows: B6-8 (a)   Fuel   quantity   indicator   selector switch - MAIN. (b

Crossfeed  valve  switch - OFF. *e.   Fuel quantity indicators - Check as follows: B6-9 (1)   Fuel quantity indicator selector switch - MAIN. (2

switch OFF *(13) Fuel quantity indicators- B6-8 Check as follows: (a) Fuel    quantity    indicator    selector    switch MAIN. (b

1. Test Set Controls and Indicators — Continued CONTROL/lNDICATOR DESCRIPTION STATUS A indicator DS7 STATUS B indicator

speed indicator readings should increase. c  Pilot's  alternate   static  air source switch - NORMAL. Air- speed indicator, altimeter, and vertical

vertical speed indicator read- ings   increase. (c)  Pilot’s  alternate  static  air  source switch -   NORMAL.   Airspeed indicator,   altimeter,   and   vertical

1510-218-10 2-56 1.  Standby Fuel Pump Switch (#1 Engine) Override 2.  Fuel Quantity Indicator (#1 Engine) 3.  Fuel

speed indicator readings should increase. c. Pilot's alternate static  air source switch - NORMAL Air- speed indicator, altimeter, and vertical

speed   indicator readings should increase. c.      Pilot's      alternate         static      air   source switch  -  NORMAL.    Air-speed  indicator, altimeter,   and   vertical

Accelerate To Idle N1 Speed. Troubleshooting Guide B- Instruments B5. Turn-And-Slip Indicator Inoperative Or Erratic (Pilot

aileron  tab  deflection from a neutral setting, as indicted by a position indicator, is relative only and

is   applied   directly   to   the input   filter   of   the   temperature   indicator, (4)   %   RPM   Indicator.    The

10 2-67 NOTE In turbulence or during maneuvers, the NO TRANSFER indicator lights may momentarily   illuminate

display that   houses   both   the   key   recorder   equipment   and display interface. (4)   Indicator Light.   An indicator light

Accelerate To Idle N1 Speed. Troubleshooting Guide B- Instruments B5. Turn-And-Slip Indicator Inoperative Or Erratic (Pilot

LANDING    GEAR    RELAY ,    located    on    the    pilot's subpanel. b.  Landing    Gear    Down    Position    Indicator Lights.      Visual  indication  of

is indicated    in    percent    of    travel    by    a    flap    position indicator   on   the   subpanel

FLOW     LEFT    / RIGHT    located   on   the   left   sidewall   circuit   breaker panel, protect fuel flow indicator circuits. (5)   Oil Pressure

Operating instructions are contained in Chapter 8. d. Cabin    Rate-of-Climb    Indicator .        An    indicator, placarded CABIN

Set Fuel Quantity Gage Capacity Type P/N 361 010 002 Manual Figure  4-1.  Temperature  Indicator  Test  Setup.   TM    55

Check position (lift door step). (2)   Index marks on rotary cam locks (6) - Check aligned with indicator windows. b. Cargo door

o.  HSI heading marker - Move to command a bank on flight director indicator. p.    GO-AROUND  switch

switch - OFF. *12. Fuel    quantity    indicators    -    Check    as follows: B6-8 (a) Fuel quantity indicator selector switch - MAIN. (b

RUDDER BOOST   annunciator  above  the  EADI's  illuminates,  yaw damper  disengages,    YD   ENGAGE   switch-indicator   on the     autopilot

Check  position  (lift door step). (2)   Index   marks   on   rotary   cam locks (6) - Check aligned with indicator windows. (b)  Cargo  door

Figure  2-7.  Control  Pedestal Custom Search      a.    Landing    Gear    Down    Position-Indicator Lights TM-55-1510-221-10

TROUBLESHOOTING REFERENCE INTERIOR CHECK (CONT) (2) Index  marks  on  rotary  cam  locks  (6)  - Check aligned with indicator windows. (b) Cargo door

4.   FRICTION LOCK Knobs 5.   WING FLAP Switch 6.   RUDDER TAB Control and Position Indicator 7.   ICS #2 Control

Attitude Director Indicator 3-18. Copilot's Gyro Horizon Indicator Figure 3-11. Copilots Gyro Horizon Indicator (Gh-14b) Figure 3

out  temperature  on  tester receptacle  on  tester  and  to  aircraft  thermocouple  circuit TEMP  indicator. using either (1) or

Converter   TM  55-4920-401-13&P tive  out-of-range  input  signal  causes  an  indicator’s display  to