Rockwell Commander 112 Maintenance Manual Download

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Commander

Owners

Group

2013

All
Rights

Reserved

**unofficial

copy**

Includes Interim Change 4/1/86 and

Interim Change 2, 9/1/96

Summary of Contents for Commander 112

Page 1: ...referred to as Model 112A At the time of issue of this Maintenance Manual the contents were to the best of Rockwell International s knowledge adaquate to maintain the aircraft in a continued airworthy...

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Page 6: ...4 16 Revision 1 4 17 Change 1 Page Issue 4 18 thru 4 24 Revision 1 4 25 Change 3 4 26 thru 4 28 Revision 1 4 29 Change 3 4 30 thru 4 34 Change 2 5 1 Change 2 5 2 thru 5 4 Revision 1 5 5 thru 5 6 Chang...

Page 7: ...6A Change 2 10 66B Blank Change 2 10 67 thru 10 68 Change 1 10 68A Change 1 10 68B Blank Change 1 10 69 thru 10 70 Change 2 10 70A Change 3 10 70B Blank Change 2 10 71 thru 10 72 Revision 1 10 73 Chan...

Page 8: ...ll manuals delivered from the factory All recommended changes will be reviewed by Cus tomer Service Engineering etc before incorpora tion or rejection Additional forms may be requested from Rockwell I...

Page 9: ...lowing definitions apply to WARNINGS CAUTIONS and NOTES found throughout the manual ii IWARNING I An operating procedure practice or condition etc which may result in injury or death if not carefully...

Page 10: ...G INSPECTION AIRFRAME MAINTENANCE LUBRICATION AND STORAGE 2 1 III HYDRAULICS 3 1 IV POWER PLANT AND PROPELLER 4 1 V FUEL SYSTEM 5 1 VI LANDING GEAR WHEELS AND BRAKES 6 1 VII FLIGHT CONTROLS 7 1 VIII I...

Page 12: ...er Inlet Screen 5 9 Fuel Selector 5 9 Trouble Shooting Fuel System 5 10 Figure 6 1 6 2 6 3 6 4 6 5 6 6 6 7 6 8 6 9 6 10 6 11 6 12 7 1 7 2 7 3 7 4 7 5 7 6 7 7 7 8 7 9 7 10 7 12 7 11 7 13 7 14 7 15 7 16...

Page 13: ...thru 10 38 See Wiring Diagrams Index Part II 10 33 10 39 Connector and T Strip Locator 10 46 10 40 thru 10 49 See Wiring Diagrams Index Part III 10 47 10 50 thru 10 57 See Wiring Diagrams Index Part...

Page 14: ...ine cowling provide easy access to aircraft and engine systems components The retractable tricycle landing gear is operated hy draulically during normal operation Passenger and pilot comfort are assur...

Page 15: ...NANCE MANUAL 1 25 O 50 1 32 9 ft 35 7 20 112 10 8 44 112B TC TCA 10 11 40 Figure 1 1 General Dimensions 1 2 1 8 r ROCKWELL COMMANDER 112 B TC TCA X161A7 Change 1 Copyright Commander Owners Group 2013...

Page 16: ...18 00 sq ft 33 64 sq ft 18 00 sq ft 17 00 sq ft 22 36 sq ft 5 00 sq ft 5 75 sq ft FUSELAGE AND WING STATIONS The station diagram shown in Figure 1 2 provides a convenient method for identifying and lo...

Page 17: ...47 16 1 I 58 95 70 50 I I 275 122 286 08 LEFT HORIZONTAL STABILIZER N 0 275 12 298 50 I Z 120 50 Z 82 75 Z 83 80 Z 63 41 Z 28 58 I I J o 22 00 27 50 62 50 85 00 123 00 168 32 178 00 205 00 230 50 263...

Page 18: ...L PI l N l til l 0 N z l 0 Lt 0 r 0 Lt N t N 0 LI 0 N o o 0 0 r N C CI I N LI r N 00 N Figure 1 2 Station Diagram Sheet 2 of 2 Change 3 SECTION I GENERAL INFORMATION M C N o o M C N o Lt l I 0 M N o o...

Page 19: ...ize stressed and beaded skin construction to provide maximum strength with minimum structural components The horizontal surface is of single unit constructions with a fixed for ward surface and a hing...

Page 20: ...extension knob in the DOWN position to release hydraulic fluid trapped in the uplock portion of actu ators This bypasses hydraulic fluid directly to the Change 1 hydraulic power pack reservoir allowi...

Page 21: ...ilation system utilizes the fresh air intake openings in the leading edge of the wing to supply fresh air to the floor level outlets 1 8 ELECTRICAL SYSTEM The 14 volt dc electrical system obtains powe...

Page 22: ...be accom plished by the following methods Hydraulic System Engine Oil System Engine Induction Air Filter Cleaning Fuel System Landing Gear Wheels and Brakes Battery INSPECTION Inspection Checklist AIR...

Page 23: ...ure may freeze in brakes or if brakes are overheated Close cowl flaps install internal control 2 2 lock Figure 2 1 and pitot covers and place chocks under wheels MOORING Park aircraft as previously ou...

Page 24: ...pera tures Whenever possible shelter aircraft in a heated hangar to prevent frost ice and snow accumu lation which requires added maintenance time to remove These weather elements if allowed to ac cum...

Page 25: ...erated in cold weather POST FLIGHT MAINTENANCE Cold weather opera tion demands procedures that are in addition to normal post flight maintenance procedures The engine should be allowed to run dry by c...

Page 26: ...or valve LEFT or RIGHT fullest tank STARTING COLD ENGINE a Mixture control lever full RICH b Propeller control lever High RPM c Throttle control lever forward approximately one fourth inch d Induction...

Page 27: ...control lever full for ward ill RPM and note any indication of sluggish or erratic operation Refer to Section IV if propeller does not operate properly Do not allow cylinder head and oil temp peratur...

Page 28: ...S 13 INDUCTION AIR FILTER 5 FUEL TANK FILLER VALVES AND CAPS 14 NOSE GEAR STRUT INFLATING VALVE 6 FUEL SELECTOR VALVE DRAIN 112 TC 15 NOSE TIRE iNFLATING VALVE 7 BATTERY 16 NOSE GEAR SHIMMY DAMPENER 8...

Page 29: ...close drain valve pUll down and remove hose e Clean oil suction screen as outlined in this section f Remove and replac e full flow oil filter g Add eight quarts of oil and check level with dip stick...

Page 30: ...f time accomplish the following steps a Install new or cleaned oil sc reen and filter element and fill sump with new oil b Operate engine until cylinder head temperature is within green range Operate...

Page 31: ...L SYSTEM RE FUELING Refuel aircraft with fueling facilities that contain filters for removing the moisture content from the fuel If fueling faCilities with filters are not available filter fuel throug...

Page 32: ...nless improper fuel circulation requires immediate service to the system See Section V for removal and cleaning instructions DE FUELING Gasoline fumes are present during de fueling operation therefore...

Page 33: ...r belt tension Lycoming Service In struction 1129 6 Engine oil Lycoming Service Instruction 1014 7 Oil screens Lycoming Service Instruction 1023 8 Magneto timing Lycoming Service Instruction 1132 1080...

Page 34: ...y be balanced on automotive type balanCing equipment Clean tires with soap and water If air craft is out of service rotate tires every seven days to prevent flat spots from developing BRAKE BLEEDING B...

Page 35: ...Repair Sealant 5000 White Sealer Dow Corning Corp RTV 732 24 hour Coast Pro Seal 700 72 hour MIL S 38249 Type 1 NOTE Class A indicates brushable material Class B indicates filleting or injection mate...

Page 36: ...e Windshield and Window Removal and Installation REPAIR OF SEALANTS Should the sealant become damaged during its work life it may be repaired by remOving the damaged filler and applying new sealant or...

Page 37: ...two of cloth may be used to strengthen area i Place patch on the inside of structure over the hole Cover with cellophane and squeegee from center to edges to remove all air bubbles and assure adhesion...

Page 38: ...NDOW UPPER RETAINERS 5 CABIN WINDOW FORWARD RETAINERS r 6 CR 12 SFR SINGLE FACED RUBBER FOAM 7 PRODUCTS RESEARCH CO NUMBER 5000 WHITE SEALER 8 PRODUCTS RESEARCH CO 1221 SEALER 9 WINDSHIELD RETAINER 10...

Page 39: ...ENANCE MANUAL 1 INTERIOR DOOR HANDLE 2 DOOR HANDLE ADJUSTMENT CABLE 3 PIVOT PIN 4 COTTER PIN 5 EXTERIOR DOOR HANDLE 6 DOOR LOCK 7 VENT WINDOW Figure 2 10 Cabin Door Sheet 1 of 3 2 18 ROCKWELL COMMANDE...

Page 40: ...ENANCE MANUAL 1 INTERIOR DOOR HANDLE 2 LATCH ASSEMBLE 3 PIVOT PIN 4 COTTER PIN 5 EXTERIOR DOOR HANDLE 6 DOOR LOCK 7 VENT WINDOW Figure 2 10 Cabin Door Sheet 2 of 3 Change 2 SECTION IT SERVICING AND IN...

Page 42: ...ay soften the plastic and produce visual distortion REPAIR OF WINDSHIELD AND WINDOWS Windows that are extensively damaged should be replaced rather than repaired since even a carefully patched area wi...

Page 43: ...ign and press window into frame channel d Apply Products Research Co number 5000 white sealer to inside of window e Install retainers and secure with mounting screws f Clean window area of excess whit...

Page 44: ...use lage skin To adjust striker hook remove striker plate and spacer then rotate hook to desired position Change 2 Replace spacer and striker plate The weather strip around the perimeter of the interi...

Page 46: ...n the door edges to permit a smooth tight fit Install the door by reversing the above procedure SEATS FRONT SEATS Standard individual front seats are equipped with manually operated reclining seat bac...

Page 47: ...IEW 0 0 X2212 CENTER LINE FORGING AN174 12A BOLT AN960 416 WASHER MS20365 428 NUT TORQUE 50 70 IN LBS c f NASI106 13 BOLT AN960 616 WASHER MS20364 624 NUT TORQUE 95 110 IN LBS X22 13 AFT ATTACH MOUNT...

Page 48: ...ileron balance cable support bracket and pulley from spar web attach point q Remove bolts securing truss assembly to main spar and aft cabin mounts and remove assembly Use extreme care to prevent notc...

Page 49: ...rtical stub spar i Remove upper portion of vertical stabilizer VERTICAL STABILIZER INSTALLATION To install the vertical stabilizer reverse the preceding steps and check rudder control rigging in accor...

Page 50: ...ESS COVER MOUNT ELEVATOR TRIM ACCESS TYPICAL BOTH SIDES SPAR MOUNT ACCESS OVHD VENTILATION ELECTRIC WffiING HARNESS ACCESS BATTERY HYD POWER PACK FLOOR LEVEL ACCESS PLATES 3 EACH SIDE ACCESS PANEL Fig...

Page 51: ...OF LUBRICATION MIL G 81322 AIRCRAFT GREASE ROCKWELL COMMANDER 112 B TC TCA X2224 MIL G 23827 AIRCRAFT GREASE Top of nose gear trunnion only MIL G 81322 AIRCRAFT GREASE MIL L 5606 HYDRAULIC FLUID MIL L...

Page 52: ...NISM B CABIN DOOR r50 HOURS rr 50 HOURS SECTION II SERVICING AND INSPECTION X22 20 X22 21 C ELEVATOR AND TRIM TAB ASSEMBLY II 50 HOURS X2225 Figure 2 15 Lubrication Chart Sheet 2 of 4 2 27 Copyright C...

Page 53: ...100 HOURS MAINTENANCE MANUAL E FLAP AND AILERON ASSEMBLY 50 HOURS X2222 G MAIN GEAR DOORS ROCKWELL COMMANDER 112 B TC TCA X22 23 1 50 HOURS 50 HOURS XI67 XI68 Figure 2 15 Lubrication Chart Sheet 3 of...

Page 54: ...DDER TRIM AND NOSE WHEEL STEERING l _ HF HF DAILY f 100 HOURS 50 HOURS 100 HOURS J NOSE GEAR DOOR MODEL 112 TC 50 HOURS f XI65A rl HOURS As Required X2238 MODEL 112B TCA XI66 X2239 Figure 2 15 Lubrica...

Page 55: ...freezing Emulsion type cleaners usually contain solvents which are injurious to rubber if al lowed to remain in contact for any length of time therefore rinse affected area immediately with water Aft...

Page 56: ...In addi tion the engine must be prepared and stored in ac cordance with installation and storage details contained Change 3 RETURNING AIRCRAFT TO SERVICE If proper procedures have been observed during...

Page 57: ...AN320 12 15 30 40 60 85 95 110 270 300 290 410 480 600 660 780 1300 1500 1500 1800 2200 3300 3000 4200 5400 6600 See Note 4 12 19 30 48 60 106 95 240 270 390 290 500 480 750 660 1060 1300 2200 1500 2...

Page 58: ...the piston locks on each actuating cylinder and the overtravel in the drag brace assisted by emergency extension springs The system is protected from Change 2 Page Hydraulic Power Pack 3 9 Emergency...

Page 59: ...ing fluid Federal SpeCification P D 680 and dry with moisture free air d Inspect component parts for cracks nicks burrs scratches scoring and condition of threads on com ponent parts and fittings e Cl...

Page 60: ...NGS THERMAL RELIEF VALVE 2025 2425 PSI I N OlE PRESSURE CONTROL VALVES AND THERMAL RE LIE F VALVE REMAIN IN POSITION SHOWN UNLESS PRESSURE LIMITS ARE EXCEEDED GEAR UP CHECK VALVE OPENS AT BEGINNING OF...

Page 61: ...P PILOT CHECK VALVE MODEL 112 437 AND SUBS ALL MODELS 112B TC TCA i VALVE THERMAL RELIEF VALVE 2025 2425 PSI NOI PRESSURE CONTROL VALVES AND THERMAL RELIEF VALVE REMAIN IN POSITION SHOWN UNLESS PRESSU...

Page 62: ...ENSION VALVE o SEE FIGURE 3 3 FOR EFFECTIVITIES AND PRESSURE SETTINGS HYDRAULIC POWER PACK ASSE MBLY t o RIGHT MAIN GEAR t 1 ACTUATOR o c J D i FREE FALL I g NOSE GEAR EXTEND ACTUATOR ASSISTED BY SPRI...

Page 63: ...rational check as outlined be low Functional test procedures applicable to speCific components of the hydraulic system are also incorpo rated in this section Procedures contained in the pre ceding Gen...

Page 64: ...NTENANCE MANUAL COVER PLATE MODEL 112 1 THRU 380 SECTION III HYDRAULICS SNAP RING I z _ SPRING PISTON DETENT LOCKNUT SET SCREW X239A END PLUG X239A Figure 3 4 Landing Gear Actuating Cylinders Sheet 1...

Page 65: ...CYLINDER ROD SETSCREW MODEL 112 381 AND SUBSEQUENT MODEL 112B TC TCA PLUG PISTON Figure 3 4 Landing Gear Actuating Cylinders Sheet 2 of 2 3 8 ROCKWELL COMMANDER 112 B TC TCA X23 IDA X23 IDA Change 2...

Page 66: ...to rotate c Connect hydraulic lines to actuators d Operate hydraulic power pack to purge system of air as necessary and check fluid level in reservoir e Fill reservoir as needed f Pressurize actuator...

Page 67: ...m pletion of psi check During pre ceding checks there should be no external leakage Place gear selector switch in UP position Check for following 1 Gear shall retract in 14 seconds maximum 2 Pressure...

Page 68: ...sengaged EMERGENCY EXTENSION FREE FALL TEST With the aircraft on jacks retract the landing gear and place the throttle in midposition Apply a five and Change 4 one half pound weight to the axle of the...

Page 69: ...k tained in Section VI TROUBLE SHOOTING The trouble shooting figure in this section discusses 3 12 symptoms which can be diagnosed and interprets the results in terms of probable causes and the appro...

Page 70: ...lve Check visually Reset circuit breaker Check visually Reset circuit breaker Check wiring Replace defective wiring To check switches and wiring refer to Section X Check wiring Replace defective wirin...

Page 71: ...eakage in system Hydraulic power pack pump high pres sure relief valve out of adjustment Leakage in system Hydraulic power pack vent port restricted REMEDY ROCKWELL COMMANDER 112 B TC TCA Check visual...

Page 72: ...propeller A separate manual prepared by the engine manufac turer provides complete information concerning en Change 2 Page Throttle 4 17 Mixture Control 4 18 Propeller Control 4 18 Alternate Air Cont...

Page 73: ...O J J PROPELLER FUEL PUMP INLET MODELS 112 B THROTTLE LEVER OIL DRAIN BREATHER OIL FROM COOLER VENT LINE CONNECTION MODELS 112TC TCA MIXTURE CONTROL LEVER OIL SUCTION SCREEN X246 TACHOMETER CONNECTION...

Page 74: ...transformer coil and a distributor A two lobe cam is secured to the breaker end of the rotating magnet shaft The distri butor gear is driven at one third magneto shaft speed High tension current gene...

Page 75: ...e marked at 20 and 25 degrees Con sult engine nameplate for correct advance timing mark to use Continue rotating the crankshaft until the tim ing pointer and the parting flange of the crankcase align...

Page 76: ...ion in the center of the housing Rotate mag net drive shaft in normal direction of rotation until the painted tooth on large distributor gear is centered in the timing hole The shaft on the impulse co...

Page 77: ...ntake air is di rected through an oil impregnated filter element and flexible ducts for delivery to the induction air box The air box then directs the filtered air to the fuel 4 6 injector unit for th...

Page 78: ...ANUAL MODEL 112B SECTION IV POWER PLANT AND PROPELLER AIR FILTER HOUSING I AIR FILTER MODEL 112 AIR FILTER HOUSING AIR FILTER t lll AIR FILTER AIR FILTER HOUSING Figure 4 4 Induction Air System X244 X...

Page 79: ...o valve This provides regulated servo pressure for operation of the fuel flow divider valve which schedules a fuel flow that is correctly proportioned to the engine inlet airflow A balanced fuel flow...

Page 80: ...CUT OFF AIR INLET 10 FUEL AIR BLEED NOZZLE 9 FLOW DIVIDER VALVE 10 NOZZLE ONE PER CYLINDER 11 THROTTLE VALVE 12 IMPACT TUBE 13 BALL SERVO VALVE 14 FUEL DIAPHRAGM 6 FUEL FLOW GAGE RT HALF OF DUAL GAGE...

Page 81: ...r fuel flow port and a fuel flow gage located in the instrument panel to provide an accurate indication of metered fuel flow to the engine AIR BLEED NOZZLES MODELS 112 B An air bleed nozzle installed...

Page 82: ...ger adapter and torque as required c Uncap and install all fuel lines Change 1 When replacing AI0 5200 carburetor with another carburetor of the same number assure needle valve assembly retainer is se...

Page 83: ...rward side of engine firewall and receives its cooling air from the engine nacelle external scoop Oil under pressure from the engine enters the inboard side of the cooler passes through the cooler and...

Page 84: ...ating of engine BAFFLE REMOVAL REPAIR AND INSTALLATION Removal and installation on the various baffles can be made with the engine cowling removed Insure that any replaced baffles and seals are instal...

Page 85: ...T AND PROPELLER MODELS 112 B MODELS 112TC TCA 4 14 MAINTENANCE MANUAL MUFFLER Figure 4 7 Exhaust Stack ROCKWELL COMMANDER 112 B TC TCA X249A6 X2433 Copyright Commander Owners Group 2013 All Rights Res...

Page 86: ...T FRONT BAFFLE MODELS 112 B MAINTENANCE MANUAL RIGHT AFT BAFFLE LEFT SIDE FORWARD BAFFLE LEFT FRONT BAFFLE Figure 4 8 Engine Baffle Assembly Sheet 1 of 2 SECTION IV POWER PLANT AND PROPELLER LEFT SIDE...

Page 87: ...16 MAINTENANCE MANUAL RIGHT FORWARD BAFFLE ASSEMBLY BOTTOM BAFFLE ASSEMBLY LEFT FORWARD BAFFLE ASSEMBLY Figure 4 8 Engine Baffle Assembly Sheet 2 of 2 ROCKWELL COMMANDER 112 B TC TCA LEFT REAR BAFFLE...

Page 88: ...t to activate the warning bell circuit when the engine manifold pressure is ap proximately 14 inches Hg Procedures for adjusting the micro switch is provided in Section VI Change 1 MODELS 112TC TCA Th...

Page 89: ...ntrols engine rpm and propeller pitch by altering the propeller governor setting Forward movement of the control lever decreases propeller pitch and 4 18 increases engine rpm and aft movement increase...

Page 90: ...ator belt tension should be maintained to provide satisfactory service see Lycoming Service Instructions Number 1129A For additional informa tion concerning the alternator system refer to Sec tion X R...

Page 91: ...ER 4 RUBBER SHOCK PAD 5 DAMPER 6 RUBBER SHOCK PAD 7 BOLT 8 NUT 9 WASHER 10 BOLT 11 ENGINE MOUNT 4 20 MAINTENANCE MANUAL 10 Figure 4 10 Engine Mount Sheet 1 of 2 ROCKWELL COMMANDER 1t2 B TC TCA X248 Co...

Page 92: ...4 RUBBER SHOCK PAD 5 DAMPER 6 RUBBER SHOCK PAD 7 BOLT 8 NUT 9 WASHER 10 BOLT 11 ENGINE MOUNT MAINTENANCE MANUAL Figure 4 10 Engine Mount Sheet 2 of 2 SECTION IV POWER PLANT AND PROPELLER X242 4 21 Co...

Page 93: ...trol cables from servo regulator 1 Disconnect electrical wiring from engine m Disconnect engine ground wire n Disconnect propeller control cable from prop governor o Secure control cables at firewall...

Page 94: ...as received from the manufacturer requires the addition of certain ac cessories wiring ducting and lines prior to instal lation This is accomplished during engine buildup It is recommended that the ol...

Page 95: ...tle and mixture control cables to servo regulator h Connect electrical wiring to engine 4 24 i Attach engine ground wire j Connect propeller control cable to propeller governor k Install oil cooler oi...

Page 96: ...ure OF Using SAE 50 Oil Desired Maximum Cylinder Head Temperature OF Maximum Recommended Dry Weight Lbs Approx w accessories Turbocharger Direction of rotation as viewed facing drive pad IO 360 C1D6 l...

Page 97: ...d screens cleaned installed and safetied 4 26 t 10 Fuel cells for sufficient fuel and fuel sumps drained Install cowling A new engine has been carefully run in and has passed a rigid final test at the...

Page 98: ...how to correct ignition problems to eliminate the adverse effect on operating economy and flight safety Spark plugs cause the majority of ignition problems Normal erosion of the plug electrodes caused...

Page 99: ...REMOVAL a Remove screws and washers attaching propeller spinner to spinner wlkheads see Figure 4 13 b Remove upper and lower engine cowling to gain access to propeller attaching nuts c Break safety wi...

Page 100: ...NGLE DIFFERENCE CHECK a Remove spinner from propeller See proce dures under propeller removal Change 3 b Measure 30 inches out from center of propeller hub and mark each blade c Set propeller protract...

Page 101: ...peed stop screw jam nut c Turn stop screw in to decrease maximum rpm and out to increase maximum rpm One full revolu tion of stop screw causes a change of approximately 25 rpm d Tighten stop screw jam...

Page 102: ...DY Review starting procedure Refer to Section V Clear excess fuel Remove and check Clean test and regap Check by rotating propeller ignition switch OFF Repair or replace magneto Check continuity Repai...

Page 103: ...de propeller or exces sive blade friction ROCKWELL COMMANDER 112 B TC TCA REMEDY Refer to Section V Remove and check Clean and re gap Replace if defective Refer to Section X Check compression Listen f...

Page 104: ...mechanism inside propeller or exces sive blade friction Defective prop governor Damage 0 ring seal between engine and propeller Foreign material between engine and propeller mating surfaces or nuts no...

Page 105: ...or binding frozen or fouling housing Exhaust bypass valve sticking REMEDY ROCKWELL COMMANDER 112 B TC rCA Supply required oil pressure Clean or replace oil line clean oil strainer If trouble persists...

Page 106: ...the engine for Models 112 B and at the carburetor inlet fitting on the engine for Models 112TC TCA The fuel tanks are vented to atmosphere through vents at the lower outboard wing surfaces and under...

Page 107: ...MECHANICAL ELECTRICAL MAINTENANCE MANUAL FUEL VENT FUEL DRAIN 112 ONLY ENGINE DRIVEN FUEL PUMP _ CHECK VALVE 112B ONLY Figure 5 1 Fuel System Sheet 1 of 2 5 2 RIGHT FUEL TANK ROCKWELL COMMANDER 112 B...

Page 108: ...L PRESSURE GAGE ENGINE DRIVEN PRIMER FUEL PUMP THROTTLE MIXTURE O lr O I I I I I I I I I I I I I I I I I I I I I I I I I SOLENOID CARBURETOR J FUEL PRIMER SWITCH FUEL Am MIXTURE t l FUEL SUPPLY I Z l...

Page 109: ...ansmitter is gained by removing the inboard access cover The transmitter contains a movable contact arm that is mechanically linked to the trans mitter liquid level float arm As the fuel level changes...

Page 110: ...n be removed by removing the attaching bolt and clamp Maintenance and disassembly of this valve is not authorized therefore servicing of this valve is limited to removal and replacement AUXILIARY FUEL...

Page 111: ...ghten sup port nut d Safety wire support nut to wire retainer eo Operate engine turn fuel selector on and check for leaks MODEL 112 Serial numbers 221 and subsequent MODELS 112B TC TCA a o Replace cle...

Page 112: ...eads of finger inlet screen with Parker Sealube or equivalent sealube conforming to requirements of MIL L 6032 Change 2 b c d e 1101 If sealant around the fitting of the fuel tank wall is damaged or d...

Page 114: ...ting of Product Research base compound and accelerator should be carefully mixed in accordance with the instructions printed on their containers Thoroughly clean all surfaces to which sealing compound...

Page 115: ...r should be checked for air bubbles or thin spots Applyaddi tional sealer as necessary e Reseal access covers with PR 1403 G B2 and fuel quantity transmitter mounting with PRC 1422 A2 sealers and bolt...

Page 116: ...probable causes and the appropri ate corrective remedy to be taken Review all prob able causes given and check other listings of troubles with similar symptoms Items are presented in se quence but not...

Page 117: ...an screens and flush out tanks Disconnect inlet and outlet lines from valve If fuel flows from in let line but not through valve it is defective Remove and repair or replace selector valve Inspect scr...

Page 118: ...ually if not open check continuity Reset Replace if de fective Disconnect wire from transmitter at indicator not registering and attach it to the opposite indicator that is registering If indicator do...

Page 120: ...ut and then pushed down to operate The main landing Page LANDING GEAR POSITION INDICATORS AND WARNING SySTEM 6 13 Position Indicator Lights 6 13 WHEELS AND BRAKES 6 16 General Description 6 16 Main Wh...

Page 121: ...re set limits and retain the gear in the full up position When the landing gear selector switch is placed in the DOWN pOSition the hydraulic fluid lock is released hydrauliC fluid directed to the down...

Page 122: ...to Lubrication Chart Section II To prevent abrasive material damage to a rings seals trunnion piston Change 2 and actuating cylinder piston rod clean them fre quently using a suitable dry type cleanin...

Page 123: ...NG ASSEMBLY FORWARD FITTING ASSEMBLY 0 00 CLEARANCE 0 060 0 090 CLEARANCE MODEL 1 THRU 380 Figure 6 1 Main Landing Gear ROCKWELL COMMANDER 112 B TC TCA h EMERGENCY EXTENSION SPruNG WHEEL AND BRAKE ASS...

Page 124: ...REASSEMBLY OF MAIN GEAR OLEO a If orifice plate was removed first install the plate with countersunk side exposed facing down and then install retaining ring holding plate in place b Ascertain that p...

Page 125: ...ENANCE BEA l ROCKWELL COMMANDER 112 B TC TCA BACK UP RINGS O RING 4 RETAINER RING SCRAPER l I RmG J mER PffiTON RETA ROD RING Gear Main Landing Figure 6 2 Strut ss A embly Change 3 Copyright Commander...

Page 126: ...en connecting door retraction rod to door attach point it is necessary that the same amount of washers be installed on both sides of rod as were removed to obtain proper clearance DOOR RIGGING a Jack...

Page 127: ...DEL 112 1 THRU 380 WITH CYLINDER LOCK ENGAGED AND DRAG BRACE RESTING ON OVER CENTER STOP IN RELAXED CONDITION PUSH UP ON PIVOT POINT OF DRAG BRACE ASSEMBLY CLEARANCE AT KNUCKLE AREA SHOULD BE 0 40 TO...

Page 128: ...Remove bolts washers and nuts attaching Change 3 upper and lower torque links to strut and remove torque links c To drain fluid from strut remove bolt washers and nut from collar above fork remove plu...

Page 129: ...TORQUE TUBE _ BEARINGS BODY WASHER l RETAINER RING 8_UPPERBEARING If I ORIFICE PLATE COLLAR 0 DRAG BRACE J X ASSEMBLY IS RETAINER RING 6 10 i 8 LOWER BEARING I m O RING I BACKVP RING PISTON TUBE AXLE...

Page 130: ...ain 0 250 t 03 inches cushion as actuating cylinder is installed f Tighten jam nut on rod end Drag stay of drag brace assembly should be resting on stop STRUT SERVICING a After strut is assembled with...

Page 131: ...eversing removal procedure LANDING GEAR ACTUATING CYLINDERS The hydraulically operated actuating cylinders are 6 12 attached to the drag brace and trunnion on the nose gear and side brace and trunnion...

Page 132: ...rd against tube end of bungee then give one additional full turn on turnbuckle LANDING GEAR POSITION INDICATORS AND WARNING SYSTEM POSITION INDICATOR LIGHTS MODEL 112 Serial numbers thru 380 The landi...

Page 133: ...ts respective green gear safe light SWITCH ADJUSTMENTS MODEL 112 Serial num bers thru 380 All adjustments of position switches should be made with the aircraft on jacks See Section II for Jacking Proc...

Page 134: ...switch so switch is activated d Appropriate green gear safe light will illuminate red unsafe light will go out e f 110 11 Do not bend or distort switch lever Repeat steps a thru d for each gear Cycle...

Page 135: ...r and lift cover up enough to gain access to throttle switch f With a small screwdriver loosen screws attaching switch to bracket g Adjust switch tighten screws press metal console cover down and move...

Page 136: ...Remove axle cups and axle and drop wheel out from fork Axle spacers are now free for removal d Wheel halves may be separated by first com pletely deflating tire With tire completely deflated remove wh...

Page 137: ...RING 6 INNER WHEEL HALF 7 INNER TUBE 8 TffiE 9 OUTER WHEEL HALF 10 BRAKE DISC 11 WHEEL THROUGH BOLT 12 CONE BEARING 13 GREASE SEAL 14 FELT GREASE SEAL 15 GREASE SEAL 16 SNAP RING 1 SNAP RING 2 GREASE...

Page 138: ...CYLINDERS a Release parking brake b Reduce brake system pressure to zero c Disconnect brake cylinders from top and bottom attaching points and remove cylinders d Disconnect hydraulic hoses from cylind...

Page 139: ...arent line to brake assembly bleed port e Connect a manual hydraulic pump to transparent line and force bleed brake assembly up to bleed tee in wing wheel well NOTE Use MIL H 5606 hydraulic fluid in h...

Page 140: ...LATION MODEL 112 PILOT S BRAKE MASTER CYLINDER PILOT COPILOT BRAKE CYLINDER MODEL 112B TC TCA 1 CLEVIS 2 LOCKNUT 3 FILLER PLUG MODEL 112 ONLY 4 SNAP RING RETAINER 5 SQUARE CUT SEAL 6 O RINGS 7 THRUST...

Page 141: ...Connect a manual hydraulic pump to transparent line and force bleed brake assembly up to bleed tee in wing wheel well f After all air bubbles have been removed from brake assembly and brake line up t...

Page 142: ...IVET 561 112B TC TCA MAINTENANCE MANUAL 6 PRESSURE PLATE 7 7 LININGS 8 BACK PLATE 9 ANCHOR BOLT 10 TORQUE PLATE 6 PRESSURE PLATE 7 LININGS 8 BACK PLATE 9 ANCHOR BOLT 10 TORQUE PLATE Figure 6 11 Brake...

Page 143: ...e supply line and cap bleed tee at W S 66 00 left side i Repeat steps b thru h for right side 6 24 TROUBLE SHOOTING The best method of trouble shooting is to decide on the various causes of a given tr...

Page 144: ...Rebalance Check for play overcenter tolerance Replace worn bolts or bushings Remove assembly and test Service or replace if necessary Check tire pressure Inflate to proper PSI see Figure 6 9 Inspect s...

Page 145: ...te freely loosen brake line at brake housing to re lieve any pressure trapped in the line If wheel now turns freely the brake line is restricted or there is a restriction in the brake master cylinder...

Page 146: ...d at any setting between UP and DOWN by intermittent operation of the flap switch Page Aileron and Flap Rigging Alternate Method 7 10 Rudder 7 11 Elevators 7 14 Elevator Trim Tabs 7 17 Aileron Rudder...

Page 147: ...1 ELEVATOR ARM ROCKWELL COMMANDER 112 B TC TCA 4 FLANGE BEARING 12 CONTROL YOKE PIVOT BUSHING 5 UNIVERSAL JOINT 13 AILERON CABLE PULLEY 6 O RING 14 CONTROL YOKE 7 CONTROL WHEEL SHAFT 15 CENTER SPROCKE...

Page 148: ...sion is taken FLIGHT CONTROL SYSTEMS CONTROL COLUMN The control column which is supported by bushings and bearings is attached to the mounting yoke plate located at the forward end of the console tunn...

Page 149: ...ccess REMOVAL AND INSTALLATION OF AILERON BELL CRANK a Remove aileron bellcrank access plate furthest 7 4 outboard from wing b Remove screws attaching aileron stop bracket and remove bracket Model 112...

Page 150: ...2 l THRU 50 ALIGNMENT TOOL RF 42003 MAINTENANCE MANUAL PUSH PULL ROD SECTION vn FLIGHT CONTROLS TURNBUCKLE CONTROL X27 12 Figure 7 2 Aileron Controls Sheet 1 of 3 7 5 Copyright Commander Owners Group...

Page 151: ...NTROLS MODEL 112 51 THRU 470 7 6 MAINTENANCE MANUAL Figure 7 2 Aileron Controls Sheet 2 of 3 TURNBUCKLE ROCKWELL COMMANDER 112 B TC TCA X27 12 AS Copyright Commander Owners Group 2013 All Rights Reser...

Page 152: ...2 471 AND SUBSEQUENT MODELS 112B TC TCA MAINTENANCE MANUAL t CONTROL YOKE Figure 7 2 Aileron Controls Sheet 3 of 3 SECTION vn FLIGHT CONTROLS TURNBUCKLE X27 1285 7 7 Copyright Commander Owners Group 2...

Page 153: ...APS An all metal wing flap installed on each wing is at tached to the aft wing spar and extends outboard from the fuselage to the ailerons These wing flaps are electrically operated and controlled by...

Page 154: ...TORQ EULL ROD 3 SUPPOR TUBE FLIGHi COTION vn iNTROLS 4 LIMIT S T BEARING 5 LIMIT s iCH NUMBER 3 6 LIMIT SWITCH NUMBER 2 7 FLAP MOTO H NUMBER 1 Figure 7 4 FI ap Controls Inst II a atlon 7 9 Copyright C...

Page 155: ...rotractor 12 inches aft of firewall on bottom surface of aircraft at centerline see Figure 7 11 Adjust protractor to zero degrees Be certain protractor is not rotated 180 degrees b Set flaps in fully...

Page 156: ...ce all parts removed for access Change 2 REMOVAL AND INSTALLATION OF CONTROL CABLES a Remove rear seat and floorboard assembly front seats Royalite and metal console covers and stinger assembly from a...

Page 157: ...r RIGGING AND ADJUSTMENT OF RUDDER TRIM MODEL 112 Serial numbers thru 380 The rudder control system must be rigged before rigging the trim The aircraft must be on jacks gear clear of the ground and no...

Page 158: ...orque tube arm Aircraft must be on jacks gear extended and clear of ground a Clamp all left and right rudder pedals in neu tral position Lower forward surface of pedal will accommodate a metal straigh...

Page 159: ...ted through a series of pulleys to the elevator bellcrank The bellcrank is connected to the elevator horn with a push pull rod When the control wheel is moved forward or aft the cables move in opposit...

Page 160: ...ft and right elevator in position If both elevator balance horns do not align with the hori zontal stabilizer clamp both elevators in average position This average position shall be the zero rigging p...

Page 161: ...TRIM TURNBUCKLES 6 LEFT ELEVATOR TRIM CABLE 7 RIGHT ELEVATOR TRIM CABLE 3 STA 262 75 STA 179 98 8 COTTER PIN 9 SPRING 10 ELEVATOR TRIM INDICATOR STRIP 110 TRIM WHEEL SUPPORT 12 ELEVATOR TRIM WHEEL 13...

Page 162: ...round cables to temporarily hold in place e Install trim wheel and insert cotter pins through supports f Route cables around trim cable pulleys as depicted in Figure 7 10 and back through console g Fe...

Page 163: ...able guards are properly installed then replace all parts removed for access k Remove clamps from control surfaces 1 Turn elevator trim wheel aft until elevator trim tab is 26 1 degrees down relative...

Page 164: ...OP ADJUSTMENT ct RUDDER VERT STAB 0 FIREWALL I I I PANEL I I 12 OO PROPELLER PROTRACTOR ______________ ______ t WRP 11_1 2 10 t FLAP 0 POSITION Figure 7 11 Control Surfaces Rigging Sheet 1 of 2 X27 13...

Page 165: ...m its leading edge and apply new primer and paint evenly to all surfaces When sheet metal repairs are re quired weigh the material removed from the surface in preparation for repair The weight of mate...

Page 166: ...r at inboard edge of tip f Slip wire hook under trailing edge of elevator Vertical distance between trailing edge and balance beam should be 1 25 inches go Hang a I pound weight 12 5 inches forward of...

Page 167: ...A CABLE TENSION 30 t 5 POUNDS c f ELEVATOR TRIM TAB UP 15 2 DOWN 260 1 E I CABLE TENSION 15 POUNDS MAXIMUM 12 POUNDS MINIMUM CABLE TENSION 65 1 5 POUNDS AIRCRAFT L LIFT CABLE TENSION 45 5 POUNDS X2711...

Page 168: ...M WIRE HOOK ELEVATOR BALANCING X27 lOA5 Figure 7 14 Control Surface Balancing V V O V vy V V O V LPf 1 V O V V V V V V V V CABLES TO BE RIGGED _ V V RUDDER 5 0 LBS ELEVATOR 5 0 LBS _ AILERON 5 0LBS I...

Page 169: ...ve flap motor Defective electrical circuit Stripped or broken jackscrew on flap motor REMEDY ROCKWELL COMMANDER 112 B TC TCA Adjust cable tension as shown in Figure 7 13 Replace pulley Install cables...

Page 170: ...ed by faulty bushing or bent rudder arm assembly Rudder pedal bushings misaligned or needs lubrication Cables not in place on pulleys Bent rudder Rudder cables incorrectly rigged Rudder horn assembly...

Page 171: ...rectly rigged ELEVATOR TRIM CONTROL SYSTEM I Trim control wheel moves with excessive resistance Cable tension too high Pulleys binding or rubbing REMEDY ROCKWELL COMMANDER 112 B TC TCA Check rigging o...

Page 172: ...actuator Indicator incorrectly attached to the trim wheel shaft SECTION vn FLIGHT CONTROLS REMEDY Install cables correctly Lubricate hinge If necessary replace hinge Repair or replace jackscrew actua...

Page 174: ...and heating ventilation con trol knobs The manifold pressure and tachometer gages and the flap indicator and directional gyro are individually lighted by post lights and visible from Change 1 Engine...

Page 175: ...ging an instrument In cases where dual instru ments are installed it may be expedient to exchange instruments or instrument signal sources as a means of determining if the malfunction is in the instru...

Page 176: ...ction d Slowly apply suction until altimeter indicates a 1000 foot increase in altitude When applying or releasing suction do not exceed the range of the vertical speed indicator or airspeed indicator...

Page 177: ...COMMANDER 112 B TC TCA AFT FUSELAGE 2 OVERHEAD TEE COUPLING 7 ALTERNATE STATIC SOURCE VALVE 3 MAIN SPAR CARRY THROUGH AREA 8 VERTICAL SPEED INDICATOR 4 PITOT MAST MOUNTING COVER 9 ALTIMETER 10 SUMP T...

Page 178: ...E 6 AIRSPEED INDICATOR SECTION vm INSTRUMENTS 2 OVERHEAD TEE COUPLING 7 ALTERNATE STATIC SOURCE VALVE 3 MAIN SPAR CARRY THROUGH AREA 8 VERTICAL SPEED INDICATOR 4 PITOT MAST MOUNTING COVER 9 ALTIMETER...

Page 180: ...Dow Silicone Number 30 Dow Corning Co Midland Mich VACUUM REGULATOR VALVE A vacuum regulator valve is installed in the line between the instruments and the pump Since the pump is capable of creating m...

Page 181: ...NDER 112 B TC TCA 4 ENGINE DRIVEN VACUUM PUMP 5 VACUUM PUMP EXHAUST 6 FIREWALL 7 VACUUM REGULATOR AND FILTER 8 ARTIFICIAL HORIZON 9 DIRECTIONAL GYRO 10 SUCTION GAGE 11 VACUUM FILTER CARTRIDGE 12 WASHE...

Page 182: ...ain ing a ball Gravitational and centrifugal forces posi tion the ball within the tube to indicate correct lateral attitude for the rate of turn ALTIMETER The altimeter is an absolute pressure instrum...

Page 183: ...ed with the following a Set adjustment screw s on compensating magnets to zero Zero position is when dot on screw is lined up with dot on compass frame b Position aircraft in a magnetically north dire...

Page 184: ...fuel flow divider and a vent line sensing ambient pressure in the engine compartment TACHOMETER INDICATOR The tachometer is a mechanical indicator driven at half crankshaft speed by a flexible shaft...

Page 185: ...g 15 To SO PSrD 30 PSID Red Line Green Arc Red Line MAXIMUM NORMAL MAXIMUM MODELS 112TC TCA AIRSPEED 54 VSO To 109 KTS 61 VSL To 143 KTS 143 To 180 KTS 180 KTS White Arc FLAP EXTENSION oDeg 35 Deg Gre...

Page 186: ...ELS 112B TC AIRSPEED 52 VSO To 109 KTS White Arc FLAP EXTENSION oDeg 35 Deg 57 VSL To 143 KTS Green Arc NORMAL OPERATION 143 To 180 KTS Yellow Arc CAUTION Smooth Air Only 180 KTS Red Line NEVER EXCEED...

Page 187: ...0 90 PSI 90 PSI OIL PRESSU RE Red Line Yellow Arc Green Arc Red Line MODEL 112 OIL PRESSURE Red Line Yellow Arc Green Arc Red Line MODEL 112B 500 THRU 544 OIL PRESSU RE MINIMUM CAUTION NORMAL MAXIMUM...

Page 188: ...E Green Arc Red Line NORMAL MAXIMUM MODEL 112 AND 112B 500 THRU 544 CYLINDER HEAD TEMPERATURE Green Arc Red Line NORMAL MAXIMUM MODEL 112B 545 AND SUBS AND 112TCA VOLTMETER 10 0 11 3 Volts 11 3 12 0 V...

Page 189: ...mperes from the alternator to the battery or from the battery to the electrical system Figure 8 5 With the engine operating and both halves of the split master switch ON the ammeter indicates the rate...

Page 190: ...ting screws located on each side of the switch cutout enables the lift detector switch Change 1 to be adjusted Loosening the lift detector switch mounting screws allows slight fore and aft movement of...

Page 192: ...nnections for leaks Repair or replace damaged lines tighten connections Substitute known good instrument and check reading Replace instru ment Substitute known good instrument and check reading Replac...

Page 193: ...ng screws Substitute known good indicator and check for vibration Replace instru ment Check line for obstructions Check static source Blowout lines Clean static source Substitute known good altimeter...

Page 194: ...l screw or glass Leak in pressure line REMEDY SECTION vm INSTRUMENTS Check filter clean or replace Adjust or replace relief valve Substitute known good suction gage and check gyro response Replace suc...

Page 195: ...maged bellows or mechanism Damaged or dirty mechanism Pointer bent rubbing on dial or glass Leak or partial obstruction in pressure line REMEDY ROCKWELL COMMANDER 112 B TC TCA Check line for obstructi...

Page 196: ...grade and amount of fuel Check circuit breaker inspect for open circuit Reset breaker re pair or replace defective wire or component Check for partial ground between transmitter and indicator Repair...

Page 197: ...restriction in pump discharge line Central air filter dirty Defective gage or stiCking relief valve ROCKWELL COMMANDER 112 B TC TCA REMEDY Replace instrument Check voltage to instrument Cor rect volt...

Page 198: ...e vacuum pump Replace safety valve Substitute known good pump and check pump pressure Replace vacuum pump Test generator for output Over haul or replace as necessary Replace flexible shaft Replace ins...

Page 200: ...T or RIGHT CABIN HEAT control the amount of heated air de livered to the right and left cabin floor heater outlets Page Trouble Shooting The Systems 9 5 Repair and Replacement of Components 9 5 These...

Page 201: ...SEMBLIES 5 LE FT DE FROSTER OUTLET 6 DISTRIBUTION BOX AND TAKEOFF VALVE PULL ON II 9 00 LEFT RIGHT DEFROSTER _ _ CABIN z __ 7 10 8 7 Q DEFROSTER 7 7 CABIN FLOOR SIDE DUCT 8 AMBIENT AIR INTAKE FROM WIN...

Page 202: ...VIRONMENTAL 1 AMBIENT AIR INTAKE FWD COWL 5 DEFROSTER CONTROL GATE ASSEMBLY 2 EXHAUST SHROUD 6 LEFT DEFROSTER OUTLET 3 RIGHT CABIN HEAT VALVE 7 LEFT CABIN HEAT VALVE 4 RIGHT DEFROSTER OUTLET 8 CONTROL...

Page 203: ...AFFLES DEFROSTER 6 TAKEOFF ASSEMBLY 7 RIGHT DEFROSTER OUTLET ASSEMBLY 8 LEFT DEFROSTER OUTLET ASSEMBLY 9 GATE ASSEMBLY DEFROSTER 10 GATE ASSEMBLY DEFROSTER 11 LEFT CABIN HEAT OUTLET ASSEMBLY RIGHT SID...

Page 204: ...repaired or replaced When check ing rigging of controls be sure valves respond free ly to control movement and that they move through Change 1 their full range of travel and seal properly Check that...

Page 205: ...T 3 DORSAL FIN INTAKE 4 PLATE 5 SLIDE ASSEMBLY 6 SPACER 7 PLATE 10 8 SEAL 9 WING AIR INTAKE OPENING 10 CABIN AIR VALVE 11 HEAT AND VENTILATION DUCT 12 HEATER AND CABIN AIR INTERCONNECTING CABLE 13 AIR...

Page 206: ...DE ASSEMBLY 6 SPACER 7 PLATE 8 SEAL 9 WING AIR INTAKE OPENING 10 CABIN AIR VALVE 11 HEAT AND VENTILATION DUCT 12 VENTILATION CONTROL CABLE 13 HEATER CONTROL CABLE 14 AIR VENTS Figure 9 3 Cabin Ventila...

Page 207: ...ASSEMBLY 6 SPACER 7 PLATE S SEAL 9 WING AIR INTAKE OPENING 10 CABIN AIR VALVE 11 HEAT AND VENTILATION DUCT 12 VENTILATION CONTROL CABLE 13 HEATER CONTROL CABLE 14 AIR VENTS Figure 9 3 Cabin Ventilati...

Page 208: ...ems and other electri cal component circuits are protected by trip free push to reset circuit breakers Each electrical system component circuit is wired so a failure within a partic ular circuit will...

Page 209: ...ure of 70 to 80 degrees F Battery voltage should be 14 4 v olts with zero load on battery Check security of terminal connections and battery charger output voltage if hydrometer check indicates a leve...

Page 210: ...from the ram air pick up on the forward engine baffling see Figure 10 4 MODELS 112TC TCA ALTERNATOR A 14 volt 70 ampere belt driven alternator is mounted on the forward lower right side of the engine...

Page 211: ...ge reads 14 1 1 volts The adjustment screw is located under the plastic plug on the regulator If the regulator can not be adjusted to the above setting check the alternator overvoltage relay master sw...

Page 212: ...Capacity 1 70 00 Battery Capacity 1 25 00 hr Figure 10 5 Electrical Load Chart LOCATION MANUFACTURER LAMP NUMBER NOTES I Glove Compartment Light Wing Tip Navigation Lights Tail Cone Navigation Light...

Page 213: ...3 AMMETER OIL TEMPERATURE IND FUEL QUANTITY IND CYL HEAD TEMPERATURE ALT LANDING GEAR FLAPS MODEL 112 188 THRU 380 OPTIONAL EQUIPMENT FUEL PHOT NAY PUMP HfAT BEACON LITES Ii AYJONICS XIS 12 INST LANO...

Page 214: ...AULIC POWER PACK 13 ALTERNATOR FIELD 14 ALTERNATOR OUTPUT MODELS 112B TCA OPTIONAL EQUIPMENT FUEL PITOT ANTI COL NAV INST LOG STROBE PUMP HEAT LlTES iifli ii 5 6 t t 7 1 Fli 00000 i DME GIS fWD AUDIO...

Page 216: ...UMBERS 6 THRU 187 SCHEMATIC ABBREVIATION CODES BW C NC NO GL OVHD RL SW TS 109 Light Blue White Common Normally Closed Normally Open Indicator Light green Overhead Light Light red Switch Terminal Stri...

Page 217: ...ng Light 10 16 Strobe Lights 10 17 Exterior Courtesy Lights 10 18 Interior Courtesy Lights 10 19 Instrument Lights 10 20 10 18 Auxiliary Fuel Pump 10 21 LANDING GEAR 10 19 Landing Gear Actuation and W...

Page 218: ...T FIELD REGULATOR F 1 MAINTENANCE MANUAL 239 OVERVOLTAGE RELAY REG 0 1 111 19 ALTERNATOR 1 TS 1 20 18 Figure 10 8 Alternator 17 SECTION X ELECTRICAL ALT E 10 11 Copyright Commander Owners Group 2013 A...

Page 219: ...TRICAL 10 12 MAINTENANCE MANUAL r OUTPUT AUX I r L _ _ _ r_ GROUND Figure 10 9 Alternator Internal Wiring ROCKWELL COMMANDER 112 B TC TCA E Copyright Commander Owners Group 2013 All Rights Reserved un...

Page 220: ...STARTER RELAY 3 MAINTENANCE MANUAL 2 166 271 10 BAT MASTER SWITCH SECTION X ELECTRICAL O l TO CABIN AND BAGGAGE LIGHT E Figure 10 10 External Power Receptacle Optional 10 13 Copyright Commander Owner...

Page 221: ...10 14 LEFT MAG START SW 13 2S 10 TOALT FLD TO OVER VOLTAGE RELAY_ I C J III RIGHI THRU TS l l MAG MASTER SWITCH Figure 10 11 Starter ROCKWELL COMMANDER 112 B TC TCA 2 166 TO COURTESY LIGHTS BATTERY t...

Page 222: ...ROCKWELL COMMANDER 112 B TC TCA MAINTENANCE MANUAL NAV LIGHTS Figure 10 12 Navigation Lights SECTION X ELECTRICAL E 10 15 Copyright Commander Owners Group 2013 All Rights Reserved unofficial copy...

Page 223: ...SECTION X ELECTRICAL 10 16 MAINTENANCE MANUAL LAND LIGHT Figure 10 13 Landing Light ROCKWELL COMMANDER 112 B TC TCA E Copyright Commander Owners Group 2013 All Rights Reserved unofficial copy...

Page 224: ...AERO FLASH CKT 363 MAINTENANCE MANUAL WHE LEN CKT POW SUPPLY 350 349 Figure 10 14 Strobe Lights 363 359 SECTION X ELECTRICAL POW SUPPLY 343 345 344 E 10 17 Copyright Commander Owners Group 2013 All R...

Page 225: ...RCUIT 166 l ATTERY SA BAGGAGE LIGHT 283 86 I TO INTERIOR COURTESY LIGHTS CIRCUIT I J 8 286 I HOLDING RELAY _ _ 1 307 118 TIME DELAY CIRCUIT 112 trim t ItrI trI O Z t I s z I m Z z m s z c I I I 0 trI...

Page 226: ...00 MAINTENANCE MANUAL START ACC 335 _ _ _ 14 ref 1 01 I TO EXTERIOR COURTESY LIGHTS CIRCUIT Figure 10 16 Interior Courtesy Lights 29 SECTION X ELECTRICAL E 10 19 Copyright Commander Owners Group 2013...

Page 227: ...MER CKT RELAY r Ju I I L 368 372 MAINTENANCE MANUAL 83 91 374 213 INST DIM TO LANDING GEAR CIRCUIT Figure 10 17 Instrument Lights ROCKWELL COMMANDER 112 B TC TCA E Copyright Commander Owners Group 201...

Page 228: ...ROCKWELL COMMANDER 112 B TC TCA MAINTENANCE MANUAL FUEL PUMP Figure 10 18 Auxiliary Fuel Pump SECTION X ELECTRICAL E 10 21 Copyright Commander Owners Group 2013 All Rights Reserved unofficial copy...

Page 229: ...82 I L_ JL J 257 145 63 250 155 10 130 125 GEAR POSITION SW 140 144 145 257 124 1154 TO INST DIMMER CONTROL 214 GEA GEAR ACT SEL TO TLAPS IIOHN CmClll1 BREAK EH 63 I T T T T T S S 4 154 DOWN LOCK MIC...

Page 230: ...MANDER 112 B TC TCA FLAPS MAINTENANCE MANUAL Figure 10 20 Wing Flap Actuation 24 FLAP MOTOR SECTION X ELECTRICAL NC c LIMIT SWITCH E 10 23 Copyright Commander Owners Group 2013 All Rights Reserved uno...

Page 231: ...SECTION X ELECTRICAL 10 24 MAINTENANCE MANUAL Figure 10 21 Elevator Trim Actuation ROCKWELL COMMANDER 112 B TC TCA E Copyright Commander Owners Group 2013 All Rights Reserved unofficial copy...

Page 232: ...P MAINTENANCE MANUAL SECTION X ELECTRICAL TS l t 48 FUEL QUANTITY TRANSMITTERS 36 eYL HD TEMP SENDER UNIT Figure 10 22 Engine and Fuel Gages OIL TEMP SENDER UNIT E 10 25 Copyright Commander Owners Gro...

Page 233: ...CTION X ELECTRlCAL 10 26 MAINTENANCE MANUAL TURN COORD Figure 10 23 Turn Coordinator Indicator ROCKWELL COMMANDER 112 B TC TCA E Copyright Commander Owners Group 2013 All Rights Reserved unofficial co...

Page 234: ...TART ACC EXTERNAL 4 SHUNT TO STARTER 13 B S START SW TO ALT FLD l l r rE 277 10 TO OVER VOLTAGE RELAY I II THRU TS l L MASTER SWITCH Figure 10 24 Ammeter SECTION X ELECTRICAL 166 TO EXTERIOR LIGHTS CI...

Page 235: ...X ELECTRICAL 10 28 MAINTENANCE MANUAL STALL WARN _17_ 3 i 1I Figure 10 25 Stall Warning Transmitter ROCKWELL COMMANDER 112 B TC TCA E Copyright Commander Owners Group 2013 All Rights Reserved unoffici...

Page 236: ...LL COMMANDER 112 B TC TCA MAINTENANCE MANUAL START StACe 56 r I I I I I I 1 Figure 10 26 Cigar Lighter SECTION X ELECTRICAL E 10 29 Copyright Commander Owners Group 2013 All Rights Reserved unofficial...

Page 237: ...SECTION X ELECTRICAL 10 30 MAINTENANCE MANUAL PITOT HEAT Figure 10 27 Pitot Heater ROCKWELL COMMANDER 112 B TC TCA E Copyright Commander Owners Group 2013 All Rights Reserved unofficial copy...

Page 238: ...R 112 B TC TCA MAINTENANCE MANUAL PART II DIAGRAMS APPLICABLE TO MODEL 112 AIRCRAFT WITH SERIAL NUMBERS 188 THRU 380 SECTION X ELECTRICAL 10 31 Copyright Commander Owners Group 2013 All Rights Reserve...

Page 239: ...WING 6 MAIN HARNESS LEFT WING 7 STEP LIGHT RELAY 8 MAIN HARNESS BATTERY COVER 9 AFT T STRIP B 10 SUB PANEL INSTR PANEL 11 SUB PANEL AFT WING FUS 12 INSTR PANEL AFT 13 INSTR PANEL FWD Figure 10 28 Conn...

Page 240: ...LIGHTING 10 31 Interior Lighting 10 37 10 32 Exterior Lighting 10 38 FUEL SYSTEM 10 33 Auxiliary Fuel Pump 10 39 LANDING GEAR 10 34 Landing Gear Actuation Position Indication and Warning System 10 40...

Page 241: ...RCUIT Figure 10 29 Electrical Symbols ROCKWELL COMMANDER 112 B TC TCA CODE DESCR LTR BUTT SPLCE BC CIRCUIT BREAKER CB CtRCUI T BREAKER SWITCH CBS CONNECTOR PLUG P RECPTACLE J FUSE F T BOARD T GENERAL...

Page 242: ...E 20VND S7RAP fiREWALL JII n I T CA 4 I I f C CJ r Y 1 PEL s tfOl h MAINTENANCE MANUAL Figure 10 30 Power Distribution Sheet 1 of 2 SECTION X ELECTRICAL TO NTEII R l I6HTIN6 CKT V 6 10 35 Copyright Co...

Page 243: ...G NE tIC N GROUND STRAP MAINTENANCE MANUAL 5 Figure 10 30 Power Distribution Sheet 2 of 2 ROCKWELL COMMANDER 112 B TC TCA TO INTERIDR LfGHTIN6 CKT TO INTEIlIOR Ll6 1T1NG CKT Y 6 1 Copyright Commander...

Page 244: ...A _t 7EZii _ hI C iii 4 7 I L L22 GAllJ GAIl l22 LZft LJr 22 L 1 2 22 i198 i 2 C f1llV REAt j l T I A _ 1 1 l LLlZ E l2 B22 lI A22 _ _ y LVA22 f 2 _ I ll __ 12 V OPT Oil Ai 3 4 eOPILor T L lOA 6 AlD...

Page 245: ...T f 15 f F L34 414_ 1 L 1MI II 70 7 04 C OJ IP5 l L 91114 H t 4fNEk BE 4COIIJ Pt JWEk S UPPLY L 9D14 L29t 14 k U35 8f8 I I L 3 4 8 IIL y RED WHT 1 k PED I NT e IWIIIG polI R S UPPLY L WIAtG T I rTRD8...

Page 246: ...MMANDER 112 B TC TCA MAINTENANCE MANUAL LLijr c U R PURl t PS t J1 A CJ Figure 10 33 Auxiliary Fuel Pump SECTION X ELECTRICAL U 11 10 39 Copyright Commander Owners Group 2013 All Rights Reserved unoff...

Page 247: ...3 L 2D4BlO ID6fl20 D9C2D Ot20 3 4 P2 D D P3 91l20 OlOR2D Dle O i7fBi O t I 2 cJ 5 Z I I i 2 BCL SA LJ CL A S W 1 1 I C7t9 O S5CC LJ I l __ S CCL CBB o i_ trlUl t trl trl f 3 f 3 g t 3 z I m Z z o m 3...

Page 248: ...S TC TCA MAINTENANCE MANUAL LjrRd r lJ t 8 9 P t7 B 2l t7B 4 CAlb 6 Y 16 YO b l Vc 3S I ll C Figure 10 35 Wing Flap SECTION X ELECTRICAL U 8 10 41 Copyright Commander Owners Group 2013 All Rights Res...

Page 249: ...SECTION X ELECTRICAL 10 42 MAINTENANCE MANUAL Figure 10 36 Turn Coordinator Indicator ROCKWELL COMMANDER 112 B TC TCA U 8 Copyright Commander Owners Group 2013 All Rights Reserved unofficial copy...

Page 250: ...320 SECTION X ELECTRICAL W2A 20 STALL WARNING SWITCH W2D20 NQIIMW2 20 NORM OPEN b CLOSED COMMON GND 20 7 I W2A20 WZ B2 0 Q ND I 203_20 3 W2 EZO l l AIR Z 20 GND coII TAcr Sill WZM20 W2L20 TFST 5W mr N...

Page 251: ...Y JV __________________________ J 1 J rr A C 9 5 t 11 9 07 2 ROCKWELL COMMANDER 112 B TC TCA L oJ r sU t t O r WA f 1V 8 N I J 0 MZA22 U 11 Figure 10 38 Cigar Lighter Pitot Heater Hourmeter and Avioni...

Page 252: ...CA MAINTENANCE MANUAL PART III DIAGRAMS APPLICABLE TO MODEL 112 AIRCRAFT WITH SERIAL NUMBERS 381 AND SUBSEQUENT AND MODEL 112TC SECTION X ELECTRICAL 10 45 Copyright Commander Owners Group 2013 All Rig...

Page 253: ...IGHT WING 6 MAIN HARNESS LEFT WING 7 STEP LIGHT RELAY 8 MAIN HARNESS BATTERY COVER 90 AFT T STRIP B 10 SUB PANEL INSTR PANEL 11 SUB PANEL AFT WING FUS 12 INSTR PANEL AFT 13 INSTR PANEL FWD Figure 10 3...

Page 254: ...10 49 LIGHTING 10 42 Interior Lighting 10 51 10 43 Exterior Lighting 10 52 FUEL SYSTEM 10 44 Auxiliary Fuel Pump 10 53 LAN DING GEAR 10 45 Landing Gear Actuation Position Indication and Warning System...

Page 255: ...0 40 Electrical Symbols ROCKWELL COMMANDER 112 B TC TCA CODE DESCR LTR BUTT SPLICE Be CIRCUIT BREAKER CB CIRCUI T BREAKER SWITCH CBS CONNECTOR PLUG P RECPTACLE J FUSE F T BOARD T GENERAL NOTES E Y MPL...

Page 256: ...1 7 8 T 7 20 EBAcO r r OA M CM H T J YJY Ef I 2 t J EJA LJ j J car K K 4 K K I 4 M 2 RrtlELfot s_ F E u v C LW4 b E9 l T 4 I TD mE n I LlQNT H lKeUIT B ff A o Er I Wf flU a 9 l1j 1 1 N w 0 tI c Hl l...

Page 257: ...AND SUBSEQUENT MODEL 112TC MODEL 112B 477 ONLY C 4 MAINTENANCE MANUAL I Figure 10 41 Power Distribution Sheet 2 of 2 10 50 ROCKWELL COMMANDER 112 B TC TCA Y 6 3 Copyright Commander Owners Group 2013 A...

Page 258: ...L2 8 L2 41122 r SiY 3 __ J 2 B22 LI _ Ql tJ LIt LI9A 7 I n n W8P2 r l ll ff Sf Sf m e A22 V L Z2 P OT aP o v _ V m822 p n f I COM A GE I BF2 EN e J PT LT ILI AZZ I E SW 2LlliAZZ R TEPLT i STEP LT_ f...

Page 259: ...RED I lIr R 1 1111 6 PtJWER S LlPPLY RE m l lIr Rio I R r m lrl WilT u WilT TIP e ft III G TIP L OBE L T IL STR J8E L T FLASPER BE AlC t J t ERTIC IU ST AlEJIt li ER L37 18 P4 37818 LAII DI S LlGPT 6...

Page 260: ...MANDER 112 B TC TCA MAINTENANCE MANUAL MODEL 112 B MODEL 112TC PR ME rw Figure 10 44 Auxiliary Fuel Pump SECTION X ELECTmCAL U 11 1 10 53 Copyright Commander Owners Group 2013 All Rights Reserved unof...

Page 261: ...R Pt S 7CW LJ Ch 7tJR SIYOW 1 A LJA L 7CK A 5 7 v o u tW pfIf C aY LJUC O 413 I SW j r c v 7 rO I DIBC2tJ t DIJS 7 _ _ _ _ Y 7 r J7 P A L7 I BLU L k _I GJPN 7 L FA tr1cn t 4tr1 tr1 Ci CiI 3 1 30 Z Ci...

Page 262: ...NDER 112 B TC TCA MAINTENANCE MANUAL y y C l 6 C Y J 6 YO 1 35 f N C GND h GNO WIRE Figure 10 46 Wing Flap SECTION X ELECTRICAL Y 8 1 10 55 Copyright Commander Owners Group 2013 All Rights Reserved un...

Page 263: ...SECTION X ELECTRICAL 10 56 MAINTENANCE MANUAL Figure 10 47 Turn Coordinator Indicator ROCKWELL COMMANDER 112 B TC TCA V 8 1 Copyright Commander Owners Group 2013 All Rights Reserved unofficial copy...

Page 264: ...AINTENANCE MANUAL STALL WARNING HORN TEST i W2L2 rW2M20 SU TE r NOI tM Figure 10 48 Stall Warning P7 STALL WAPltmlG 5WI TC If SECTION X ELECTRICAL Y 8 1 10 57 Copyright Commander Owners Group 2013 All...

Page 265: ...CS P TOT I IE 4TER it SINGJ E TU8E NEIITIik V 410 Z2 t OILPRESS I S WITChl 443 422 M2 4R2 MaDEL 112 38 nODEL IJ2rc f MODf L 112 47b TII lJ 4 99 110DEL JIlT _ 1304Z TJliU J3 f9 MODEL IllB 477 ONLY V G...

Page 266: ...MAINTENANCE MANUAL PART IV DIAGRAMS APPLICABLE TO MODEL 112B AIRCRAFT WITH SERIAL NUMBERS 477 500 AND SUBSEQUENT AND MODEL 112TCA SECTION X ELECTRICAL 10 59 Copyright Commander Owners Group 2013 All...

Page 267: ...ARNESS LE FT WING 8 MAIN HARNESS BATTERY COVER 9 CABIN T STRIP A 10 SUB PANEL INSTR PANEL 11 SUB PANEL AFT WING FUS 12 INSTR PANEL AFT 13 INSTR PANEL FWD ROCKWELL COMMANDER 112 B TC TCA 7 STEP UGHT RE...

Page 268: ...Circuit 10 73 Fuel Pump see Figure 10 57 Fuel Pump and Primer see Figure 10 57 10 55 Landing Gear Actuation Position Indication and Warning System 10 69 FLIGHT CONTROLS 10 56 Flight Control Circuits...

Page 269: ...H TO MAKE PUSH TO BREAK PUSH BUTTON 2 CI RCUIT Figure 10 51 Electrical Symbols ROCKWELL COMMANDER 112 B TC TCA CODE OESCR LTR BUTT SPL E Be CIRCUIT BREAKER CB CIRCUI T BREAKER SWITCH CBS CONNECTOR PLU...

Page 270: ...IN GeOLIND STR 4P FlR n LL MIi t7 1 Y T P 7 E I JI f V 6 6 n TO INTERltJR 8__JIT P A L l c LIGHTJN J A i ze ACJ m N J 00 tJj 8 JZt tj st ll trjl J O trj Z t m Z z m z c r t trjOO Jtrj J E9 j t t Copyr...

Page 271: ...j tc r pC B 1 8 r 7 rll tflSu r P L C z2 STAJ T T A r A 8 p JA I Q2AI8 n P aD e III r lO n L 2 iaAT I I F3 _ rL2 A 2__t NTE D LlC HTlltlG Ll7AAI6 5 LI7A20 t INTER DR LlGHTlN G Af D23AI6 D22A22 f ELEC...

Page 272: ...IOC22 L GlIbit O I _ STA J 1 C Z I l 8 6 STAi T 5jqTY 5 qTY s 1 TEMP 5 C812 70 C139 5 1 0 C1Ui 1 C S o 1 01 Ll_ _ _ _ I _ MAIIII BUS IPS P108 2 P 10 1C81 o SMA AI Bl JS P AI2 c P588 RIIDIO MJlSTliR 35...

Page 274: ...12 V 1 5 LMm 1420 lI OOIM UI r _ _ G AlOM mw 1 _ 3 P1 _ 20 l r u U L20A Z 1 4420 J PI b 1 1 G 1 1IA1 1 If flf TIle N NUl IM PO i T UG o TS _ lfIrT PIIII EL H XlA MHER POST LI T L39A20 L 9B20 1lf iINST...

Page 275: ...66 2 L25C22 Z2 r r 2 Ljn LT I f L L L f I G I AI flf r t rnAPI O porr A rTR P l l tFL I10UA METER POST LlGI IT L39A22 L 95Z 2 RW IN5TR _ _ __ aUSTER LH INSTR CLUSTER Ill 5 22 2L fll5B Ii 12L II J _ IJ...

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Page 278: ...11111 r IJ CCIII HtJ l r KGO 1 6lK U T It t L lfillll I II lJfi AIB IIL I yELl 1 0 TAIl S TIt I r L WIM i TIP J OI IF t T It1M PIiIt PI HES III J1l CAl III U 9CIII OOW Jl1 J n i l m r n LV 1 8LtHi K...

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Page 280: ...112TCA 13190 AND SUBS Change 1 MAINTENANCE MANUAL 3 ci3 8 l 011 SECTION X ELECTRICAL C ______ S I f ___________ i o V AS 10 1 1I Figure 10 54 Exterior Lighting Sheet 3 of 3 10 68A l0 68B Copyright Co...

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Page 286: ...1 QND I 3 20 3 We E lO 1 2 20 2 W2I20 GND C NTAcr S i W2L2 14121 12 0 rEST SUI TE N MAINTENANCE MANUAL STALL WA NllfG 5WITCff Figure 10 56 Flight Control Circuits Sheet 1 of 2 SECTION X ELECTRICAL Y...

Page 287: ...AINTENANCE MANUAL P7 sTALL WAP NfNG sWITCff y t 6 rrIU l r1 tWYJM I t 0 L J A f 3S J N C C O S H A Figure 10 56 Flight Control Circuits Sheet 2 of 2 ROCKWELL COMMANDER 112 B TC TCA V 8 II Copyright Co...

Page 288: ...K C RCt T V tfWiN 2 t OIL PRES S I S WITC 1 tl1 1 t MR LISHTER M2AI I f SIJl6U TUSE NEAT k y GAI Z2 t J1i PREfr I J W TC M tlZI fMU22 M2AZZ AI Olll CS 3l 20 AO m r Nt CCI 0 00 b3 r5 ttj t lt 4 tl lt 4...

Page 289: ...RIMER CKT 4400EL I TC40I1 LY 13 5Q TH IJ 131 SS POWB OlsrR FiEe CiOCk ClReOIT MOLlE 11213 M2 A 2 IfOURME TER CIRCL IT HOI3I3S METEe r MZq ___ MODEL 112B 500THRU 531 MODEL 112TCA 13160 THRU 13166 lD RB...

Page 290: ...Iti III M I C oil VIi j l f 2 3 c 11 mo z c AtOT l A t lli mcf 6117 b n U 31111 ll NllIlII II o II E E Figure 10 57 Miscellaneous Circuits Sheet 3 of 3 SECTION X ELECTRICAL AG 12 1I lO 74A IO 74B Copy...

Page 292: ...TG MODEL 1128 538 AND SUBS MODEL 112TCA 13167 AND SUBS STOW t SEcUIiE IN CENTEI WING AREA FLUX XMTR MODEL 112B 545 AND SUBS MODEL 112TCA 13190 AND SUBS Figure 10 57 Miscellaneous Circuits Sheet 3 of...

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