Chrysler 1956 Crown Imperial Service Manual Download Page 44

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Summary of Contents for 1956 Crown Imperial

Page 1: ......

Page 2: ...12 18 Piston Type 97 104 Cooling System 19 20 Electrical System 21 44 Engine 45 53 Fuel and Exhaust Systems 54 58 Frame Springs and Shock Absorbers 59 62 PowerFlite Transmission 62 68 Universal Joints and Propeller Shaft 69 Wheels and Tires 69 Body and Sheet Metal 70 77 Lubrication 78 79 Radio 79 82 Heater 83 92 Air Conditioning 92 96 ...

Page 3: ...r v a Chrysler New Yorker V B Custom Imperial Crown Imperial 1955 C 67 S Cy C 6S S Cy C 69 S Cy C 70 S Cy 1956 C 71 C 72 C 73 C 70 The service tools referred to in this Manual are available through the Miller Manufacturing Company 5919 Tireman Avenue Detroit 4 Michigan U S A unless otherwise specified Extro copies of this Service Manual are available at 1 50 each under part number D 15470 Order fr...

Page 4: ...p 223 4 224 2 229 6 N wport Hard Top 223 4 224 2 229 6 SI Regis Hard Top 224 2 Town and Country Wagon 219 5 220 3 8 Passenger Sedan IIE UJ Limousine 243 6 Width with Four Door Sedan 78 8 81 0 78 8 BUml er Convertible Coupe 78 8 81 0 Special Four Door Hard Top 78 8 81 0 78 8 Newport Hard Top 78 8 81 0 78 8 St Regis Hard Top 81 0 Town lind Counlry Wagon 79 1 81 0 8 Passenger Seuan and Limousine 79 1...

Page 5: ... C E 56 1001 MOdel ____ _ ___ J l Denotes Engine Year Built Serial Nurnber J For Los Angeles built cars the vehicle num bers will be revised as follows Chrysler Windsor V 8 IV 56 L 1001 Chrysler New Yorker V S N 56 L 1001 Los Angeles IdentifieaUon 3 VEHICLE NUMBER V H Cl C NO 00000000 Fig 1 Vehicle Number The vehicle number is stamped on a metal plate attached to the left front door body hinge pos...

Page 6: ...SHING SEAL T SCREW lOCKWASHER NUT BUSHING STRAP BUMPER SCREW LOCKWASHER j SUPPCOl flmNG tP N UNUT J 1 0 SHOCK ABSORBER MOUNTlNG j lOCKWASHER SCREW Fig 1 Front Wheel Suspension Disassembled View 4 l PlUG PLUG SEARING SEAL ...

Page 7: ...rom 1oor to center of grease fitting in forward bushing of lower control arm bar as shown at At in Figure 2 Then measure from floor to center of lower control arm pin as indicated by B The measurement A may be either high er or lower than B In the following table a plus meallS that A is higher than B and a minus means that A is lower than B The table shows the limits for satisfactory spring height...

Page 8: ... procedures covering the 1956 Front Suspension System REAR AXLE The rear axles used on the 1956 Models are of the same design as used on the 1955 Models They are of the semi floating type with hypoid drive gear and pinion C 71 Models equipped with standard 3 speed transmission use an 81 drive gear set and 2 pinion differential C 7J Models equipped with PowerFlite transmissions use an 8i 4 inch dri...

Page 9: ...The web of the shoe is calibrated in depth so that when the brakes are applied equal pres sures are also applied to the brake drums along the entire length of the lining 7 All Model3 Center Plane Floating Shoe Hrdraulic 12 Molded Asbestos Cydebond 70 Ibs Sibs 2 y I Jnstalled Length 35 1 0 451bs required to break contact between shoe and push rod Yc to 1 I k 1 003 to 0065 The new Center Plane brake...

Page 10: ...ONNECTING TUBE UPPER WHEEL BRAKE CYLINDER ADJUSTING SPRING GUIDE Fig 1 Center Plane Brake Assembly Right Front RETURN SPRING ANCHOR BRAI E SHOE SUPPORT PLATE BR AKE SHIEL O SPRING LINK WH EEL BRAKE CYLINDER ADJUSTING CAM S lX7 11 SPRING GUIOE Fig 2 Center Plane Brake Assembly Right Rear 8 ...

Page 11: ...nd rear shO s of the front brake when the vehicle is traveling for ward The front shoe pivots in the bottom of the support plate ancl the rear shoe pivots at the top Each shoe is actuated by its own wheel cylinder The two cylinders are connected by a connector tube WHEEL CYLINDER REAR Each rear brake assembly uses one wheel cyl inder of the double acting type Fig 4 Both shoes pivot in the bollom o...

Page 12: ...port plate assembly Fig 8 Removing Broke Shoe Support plate Remove the five nuts and lockwashcrs that retain the brake shoe support plate to the brake support and remove the brake shoe support plate Fig 8 Wheel Cylinder Removal With the brake shoes and brake shoe support plate removed disconnect brake fluid line at wheel cylinder and remove wheel cylinder NOTE Wheel cylinder disassembly 1 eeo1Hli ...

Page 13: ...t th connector tube between the two cylinders Dis connect the flexible brake hose at the upper wheel cylinder and remove the wheel cylinder mounting screw and lockwasher at rear of brake shield CAUTION Do not allow bmke fluid to come in contact lvith the brake lining either from dripping or from contact with soiled hands Remove the four support plate mounting boits nuts and lockwashers and remove ...

Page 14: ...orward wheel rotalion Fig 11 until shoe lining is solid against drum a nd wheel is locked Turn adjust ing cams slowly in the opposite direction each cam a little at a time until no drag is felt Rear Brake Adjustment The rear brake adjustment procedure is the same as outlined for previous shoe type brakes The forward rear wheel shoe adjusting cams are rotated in the direction of forward wheel rotat...

Page 15: ...RING COLUMN 56x33 WINDSHIELD INSTRUMENT PANEL PEDAL MOUNTING BRACKET POWER UNiT PUSH ROD PEDAL TRIGGER ARM POWER BRAKE ADJUSTING SCREW PEDAL RE rU N SPR ING o o POWER BRAK E PEDAL SHAFT POWER LEVER PUSH MASTER CYLINDER PUSH ROD ACCEL ERATOR PEDAL Fig 12 Power Unit and linkage Instollation 13 ...

Page 16: ... power unit is assisting in a brake application Therefore if there is a loss of vacuum as with a stalled en VACUUM VALVE CLOSED AIR VALVE OP N gine the brake pedal is free to move com pletely independent of the power unit OPERATION Released Position In this position the air valve is open and air atmosphere is freely admitled to the air vacuum bellows Fig 13 The vacuum valve is closed preventing ev...

Page 17: ...AIR VALVE CLOSED TO VA cmUM SOURCE AIR INL ET VACUUM VA LVE _ CL 6ED AIR VAJ_VE CLOOED __ ffi VACUVM BELLOWS VACUUM Am 56 K 31 Fig 14 Power Unit in Applied Position _ Ali A JU1JM BELLOWS t I VACUUM 56 32 Fig 15 Power Unit in Poised Position 15 ...

Page 18: ...ption operation disassembly and assembly of the piston type power brake unit can be found on page 97 SERVICE PROCEDURES Bellows Type and Piston Type Power Brake Units Removal of Power Unit Place a wood wedge between the power brake lever and the forward edge of the triangular hole in the pedal bracket as shown in Figure J6 This will prevent the trigger arm from ex tending beyond the extremities of...

Page 19: ... 640 inch plus or minus 005 inch 17 If position of trigger arm does not conform to this specification adjustment is made by turning power brake adjusting screw until trig ger al m outer surface is in alignment with in ner cil cle of gauge as shown in Figure 17 il lustration A After correct setting has been made tighten adjusting screw securely Checking Concentricity of Trigqer Ann Install gauge To...

Page 20: ...ubrication under normal use If the unit is disassembled fO overhaul or repair all seal and 0 rings and certain ot her parts must be suitably coated with silicone grease before assembly Pedal Free Play Adjustment After the master cylinder booster and pedal linkage are completely installed and the wood en wedge removed if used a free play ad jUstment check should be made at no vacuum engine stopped ...

Page 21: ... 189 F 0 V Ij in Slack six 18 Top 4 1 Ytr Bottom 3 2 Cellular 2 Ring C 72 and C 73 Pressure Vent 26 qls 25 qls 7 14 Centrifugal Ball Bearing 015 in max Choke 1590 101650 F 1890 F one V V in Slack four 18 Top 4t o 6 Botlom 33 2 Fin lind Tube 3 Ring en Models with Air Conditioning use Fin and Tube type radiator with 3 in core All Air Conditioning Models have box type fan shroud c 72 C 73 C 70 Models...

Page 22: ...he press fit type pump w ill have this slot eli1ninated WATER PUMP IMPELLER Removal Support pump housing by clamping fan pulley hub in vise and remove the cover plate and gasket 20 NOTE It is not necessar1j to emove shaft and bearing Msembly from pump housing to remove impelle1 Use a suitable chisel to break the plastic por tion of impeller away from metal insert Start ncar metal insert Remove par...

Page 23: ...GJC 7002A GJC 7003A G C 7006A Rotation Voltage BATTERY C 7 C 72 C 73 C 70 12 12 11 Plate 60 Amp hour Negative 13 Plate 70 Amp hour Negative STARTER C 7J C 72 Co73 C 70 MOf 6001 12 Volts Sulcnoid Shift Over running Clutch 42 to 53 ozs 005 to 030 3200 Minimum HPM 60 amps at 10 Volts 6 5 Minimum ft lbs 240 amps at 4 Volts GENERATOR 21 28 6 to 32 9 amps at 6 Volts 10 2 to 11 8 amps at 6 Volts C 7 C 72...

Page 24: ... amps al IO Volts 20 amps 15 Volts at 1750 I lax RPM 30 amps lS Valls 1112050 to 2250 RPM GENERATOR REGULATOR Model Ground Polarity Resistors 2 used Mnrked 60 Marked 3f1 Voltage Regulator Voltage Winding Resistance Armature Spring Turns Armature Air Gap C 7l C 72 C 73 C 70 VRX 6201A Negative 55 to 70 ohms 34 5 to 42 ohms 43 7 to 49 3 ohms 1 1 048 to 052 Contacts dosed with high limit gauge install...

Page 25: ...Relay Armature Spring Turns 10 Air Gap Contacts Open Measure Cap as near to hinge as possible 031 to 034 Point Gap Minimum 015 Contads Close Volts 13 0 to 3 75 Contacts Open rAfter charge of 10 amps 0 lu 6 amps Discharge Model Contact Gap Dwell Condenser Capacity Breaker Arm Tension Drive Side Play End Play measured after assembly fi ring Order Timing Timing Mark Location DISTRIBUTOR C 7 IBJ 1 303...

Page 26: ...2 5 al 17 LAMP LIST I PART MODELS PAI 1 NUM BER C 71 C 72 C 7J C 70 Hcadlamps 5400 Park iug md Turn Signal Lamp 1034 Tllilllnd Stop Lump 1034 Rack Up Lamp 1141 License Lamp 67 In t rull1ent Lamp lind Speedometer Lamp 57 Auto Transmi c ion Lamp 57 Instrumf nt Pllncl Clock Lump 57 I allio Dial Lamp 1892 Ignition Switch Lamp 57 H lm Ind Lump 57 T Sigllu Ind Lamp 57 Hand Brake Signal Light 90 Gluve Co...

Page 27: ...ive maintenance is required These checks can be clmisified as follows 1 Visual Inspection 2 Specific Gravity Test 3 Voltage Tests Open Circuit and Ca pacity Visual Inspection Inspect the electrolyte level inspect for cracked case and check hold down clamps for proper tightening Check the top of the battery for dirt and excessive corrosion The battery should be free of accumulations of dirt excessi...

Page 28: ...es have a sm face cha1 ge which causes high and inacc1l1 ate readings unless properly dissipated If battery is in the vehicle turn headlights on ft Om 1 to 3 minutes to remove the surface charge 26 The individual cell readings should be even within 015 volt A battery that shows readings of more than 015 volt between any two cells should be replaced Satisfactory capacity tests can be made only when...

Page 29: ...rcuit The battery is fully charged when three sue cessive hourly hydrometer readings show no rise in specific gravity 27 Boost Charging 01Stock Batteries Stock batteries should be boosted when specific gravity reaches 1 225 specific gravity corrected to 80 degrees F or open circuit voltage drops to 2 05 volts per cell corrected to 80 degrees F To HRsure trouble free operation on a new battery inst...

Page 30: ... 00 THRU BOLTS SOLENOID SWITru WASHER NUT t TERMINAl l INSULATOR SOOT PIN OOT RING COTm KEY PLUNG LINK _ WASHER l US FORK STARTER DRIVE PIN RETAINER WASH SCREW 56x41 Fig 3 12 voh Starling Motor ...

Page 31: ...hould not exceed 12 volt per 100 amperes of current The current should not exceed 150 am peres Warm engine and battery 29 A I eading of voltage that exceeds 12 volt per 100 amperes indicates that there is high resist ance caused by a loose circuit connection de fective cable burnt switch contact i and in some instances a short in the starter causes a voltage leak A current that is high 150 amperes...

Page 32: ... _ 11 WASHER INSULATOR TERMINAL POST END FRAM E I RETAINER I BEARING I GASKET I RETAINER PLATE j W ASHER SCR EW SNAP NG fa L KEY RETAINER IV fiElD 1 SCREW I BRUSH ARM I SPRING POST Fig 5 12 Volt Generatar Standard Equipment COVER THRU BOLTS WASHERS 56X39 ...

Page 33: ...ULATOR 1C ___ _ NUT FRAME RETAINER 1 ____TERMINAL POST KEY j INSULATOR r SPRING BRUSH ARM t SCREW I _ POST FRAME FielD FI1 MF THRU BOLTS Fig 6 12 Volt Generator Power Steering andl or Air Conditioning Equipped Cars ReTAINER SNAP RING 56 ...

Page 34: ... tem to normal such as cleaning and tightening all loose connections generator brackets and regulator base screws If the hydrometer test indicates that the bat tery is below 1 275 specific gravity the battery should be charged If the battery is defective it should be replaced This is necessary when test ing a I egulator so that accurate test results will be obtained Normalizing Regulator Temperatu...

Page 35: ... AMPERE CA N PilE RHEOSTAT N GATliVE GROUND TEST Observe the voltage on the test voltmeter Compare the voltage reading and the tempera ture with the specifications listed under Spec ifications If an adjustment is required decrease the engine speed to slow idle Remove the regulator cover and bend the lower hanger of the voltage regulator Fig 8 down to increase the vollage and bend it up to decrease...

Page 36: ...p to decrease the current out put setting Fig 8 WARNING The CU1Tent n gulator must be cycled by nducing engine S1Jeed low enough to 01 en the cut out elay contMts after each ad ju stment Retest the new setting afte r each ad justment with the cove in place Cut Out Relay Test To test the cut out relay refer to Figure 11 and proceed as follows Connect a test ammeter in series between the regulator B...

Page 37: ...l for output it is essential that the ballast resistor be incJudeo in the con 37 nections to the coil tester Failure to do so will cause the coil to test out as being defective The secondary resistance at 70 to 80 F is 8 000 to 9 200 ohms The primary resistance at the same temperature is 1 64 to 1 78 ohms The ballast resistor resistance at 70 to SO degrees F is 665 to 735 ohms NOTE Follow the test...

Page 38: ... i SPRING CUP t AND CAM SNAP SlEEVE RING WICK A AM ANTI RAnLE SPRING SPACER GOVERNOR WEIGHT eJ seRiNG SET GOVERNOR WEIGHTS BUSHING BUSHING SP RING CLIP AND BRACKET WASHER 1 SCREW n r ____ lOCKWA5HER l A tOCKWASHER NUT __ _ _ SCREW t J LOCKWASHER INSULATOR _VACUUM CHAMBER ASSEMBLY WASHER e U BUS MBLY SPRING r O WASHER PLUG CLAMP ELBOW COlLAR _RIVET GASKET 56x523 Fig 12 Single Point C 71 Dislributor...

Page 39: ... OCKWASHER WASHER vBRFE AKER PLATE GROUN PRIMARY LEAD lEAD I SPRING ClI AND Sf E R 7 WICK SNAP C RING AM_ 0 _ _ SHAFT THRUST WASHERS SPRING CLIP ANO BRACKET WASHER lOCKWASHER 1 SCREW ASH lOCKWASHER t VACU UM CHAMBER INSULATOR ASSEMBlY ElBOW ANTt RATTLE SPRING SPACER 8 v G OVERNOR WEIGHT P SPRING SET ClAMP 1 cl COUNTERWEIGHTS PlUG S6x70 Fig 13 Dual Point Distributor 70 C 72 73 Di5assembled 39 ...

Page 40: ...den drop in the voltage indicates that the trouble lies be tween that point and the last point tested Clean and tighten all bad connections Replace defec tive switch or wire as required HEADLIGHTS An improved headlight with an all glass lamp unit is provided for the 1956 Chrysler cars l igure 15 The filaments are sealed inside the unit A small hood sets in front of the low beam filament and provid...

Page 41: ...tery ter minals and ground cable Check wires and con nections to all lights main headlight switch and dimmer s vitch for high resistance When a voltmeter is placed between ground and input side of a switch and then between ground and output side of switch with lights burning the difference in readings wi represent voltage drop in switch The same method may be u Sed in checking vollage drop in vire...

Page 42: ... o o 2 r g 0 z v g a 0 l J o_a I 5 l5 g g L 0 v v v a tzo it 6 z I z v g I z Q z 2 0 z 42 E m 0 i5 m c 5 u 8 u I ...

Page 43: ...TElY Fig 18 Starter Generator Ignition a nd Horn Circuit Wiring Diagram C 71 C 72 C 73 C 70 Il SI ACK c r I _ ___ l o o m SWllCH DHfl05TU MOTO lOP LIfT MOTOR lCONVUTfBLE ONLYI r l BLACK I H ATU M01011 HEATU WINOSHIELD MOTOR HlAY GAUGE f 0 SWITCH I WIPER I ANa PERE CIRCUIT BR A U 10 GRUN L lP nD ____ r _ _ O_ G_ _ TOP lIf1 SWllCH AND 2 AMPIRE CIRcun BHAUII IC ONVER1IBL ONIYI Fig 19 Windshield Wiper...

Page 44: ...One motor is used for vertical movement and the other for horizontal movement Sl UTH El AY O SlAne SOUNOID Power window and power seat lift circuits are protected by circuit breakers which are lo cated behind the left front kick panel One cir cuit breaker controls the front window circuit while the other controls the rear window circuit Service procedUre for the 1956 Chrysler power window and seat...

Page 45: ...re Heconditioning Shaft End Play 331 cu in 8 5 to 1 140 10 170 1bs 15 1bs 1 8 4 3 6 5 7 2 1 3 5 7 2 4 6 8 Fully Counter Balanced Steel Backed Babbitt 2 4995 to 2 5005 2 249 to 2 250 001 5 0005 to 0015 010 002 to 007 45 C 72 C 73 C 70 V 9QO R 3H it n 3 354 cu ill 9 0 to L ISO to 180 Ibs 151bs 8 4 3 6 5 7 2 1 3 5 7 2 4 6 8 Fully Counter Balanced Steel Backed Babbitt 2 4995 to 2 5005 2 249 to 2 250 0...

Page 46: ... 5 Not Interchangeable No 1 2 5 x 875 No 2 2 5 x 875 No 3 2 5 x 870 No 4 2 5 x 875 No 5 2 5 x 1 595 001 002 003 010 012 2 4495 10 2 5005 001 001 002 2 249 to 2 250 l 001 001 Drop Forged I Beam 6 25 2 oz 46 C 72 C 73 C 70 No 3 Main Bearing Diagonal Knurling Upper and Lower Nos 1 2 4 Upper alld Lower No 3 Upper and Lower No 5 Not Interchangeable No 1 2 5 x 875 No 2 2 5 x 875 No 3 2 5 x 870 No 4 2 5 ...

Page 47: ...0015 0025 006 to OJ4 Siandard 001 002 003 0lO 012 US Steel Backed Bronze 9843 10 9846 x 1 Ail 0001 to 0004 Selective Chain Sled Bucked Babbitt 5 Thrust Plate 002 to 006 010 001 to 003 o r 375 _ 61 1 99810 1 999 47 Con C 73 C 70 Steel Backed BabbiU 2 2507 to 2 2512 x 0005 to 0015 0025 006 to 014 Standard 001 002 003 010 012 US Steel Backed Bronze 8 9843 to 9846 x 11 4 All 0001 to 0004 Selective Cha...

Page 48: ...75 375 375 Vidth 1 1Ys 1 TAPPETS Type Ilydraulic Hydraulic Mechanical Clearance ill Block 0005 to 0015 0005 to 0015 0005 to 0015 Bod Diameter 9040 to 9045 9040 to 9045 9040 to I 4S Clearance Between Valve Stem Rocker Arm or Tappet Dry Lash Dry Lash Intake 015 060 to 210 060 to 210 Exhaust 024 Engine Hot B nd Idling PISTONS Type Horizontal Slot Horizontal Slot Horizontal Slot steel band sleel strut...

Page 49: ...1 to 9813 x 3 140103 150 512 to 522 0000 to 0005 001 to 026 1 0001 to 0004 Std 003 00R I as Toward Highl Side of Engine 3 2 I Oi75 10 0iSO 1860 to 1865 010 to 020 0015 to 0030 00lD to 0025 0010 to 003 49 C 72 C 73 C 70 646 gm 3 99 205 205 19H Std 005 020 040 060 OS Full Floating 9841 10 9343 x 3 140 to 3 150 659 10 669 0000 to 0005 004 to 026 0001 to 0004 Std 003 008 as Toward Hight Side of Engine...

Page 50: ...VE SPHINGS Ouler Numher Free Length Load When Compressed to valve duscd C 71 Tulip Hecessed CCliter II X fl 372 to 373 001 to 003 45 None 375 Nitrided Chrome Nickel Steel 1 1 371 10 372 002 to 004 006 1 Y1 45 NOlie 61 16 2 11 y Gil 68 to 76 Ibs 50 C 72 C 73 C 70 Silicon Chromiu l1 Steel 111 I J I l 372 to 373 001 10 003 004 I 11 45 None 375 Nitrided Chrome Nickel Sted l S 371 10 372 002 to 004 006...

Page 51: ...ck ness ENGINE LUBRICATION Pump Type Capacity qts Pump Drive Operating Pressure at 40 to 50 mph Pressure Drop Results from Clogged Filter When Filler Element is Replaced Add 1 Qt C 71 117lfl 16010 172lbs l lead 990 to 1 010 None 2 Polyspherical 002 45 040 to 060 45 040 to 060 024 Rotary Full Pressure 5 Camshaft 40 10 65 lbs 15 Lo 20 ILs 51 C 72 C 73 C 70 1 1 160 to 172 1 bs Head 99010 l 01O Nonc 2...

Page 52: ...he end of the camshaft has been replaced by a drilled and tapped hole in the end of the camshaft The fuel pump eccentric is now a stamping and is keyed to the camshaft as is the camshaft gear The camshaft end play is controlled by the thickness of the spacer which is slightly thicker than the thrust plate The entire assembly is held together by a bolt and cup washer Fig 1 52 CA tWI SPROCKET CAMSHA...

Page 53: ...ng the COl Tect ones belo1 C installing them on the engine The cylinder heads for the single rocker shaft engine SpitFire have the water holes relo cated to match those of the cylinder block also the spark plugs have been moved farther into the combuslion chamber The water holes in the cylinder heads for the double rocker shaft engine FirePower have also been relocated to conform to those of the c...

Page 54: ...l Bath 21 18 5 SPECIFICATIONS C 7l PowerFlite CarLer M 96l S Diaphragm Stu 6V lbs Bllll and Ball 880 23135 Downdraft Dual 11ft I o n 7 Integral Automatic Index to 1111 turn s open 450 500 n PM 5easonal 3 Positions C 70 C 72 C 73 C 7T PowerFlite with Power Package Cllrter M 96IS Diaphragm 5 to 6V21bs Carter M 961 5 Dillphraglll 5 to 6V Ibs Carler Carter WCFB 2314S WCF B 23675 4 Barrcl Downdraft 4 B...

Page 55: ..._ DASHPor OPERATING LEVER l i i FAST IDLE CAM SCREW FAST IDLE CAM _ AN I LEVER ASSEMBLY Fig_1 Carburetor 880 23125 with Standard Transmission CHOKE LEVER AND COttAR ASSEMBLY CHOKE SHAFT LEVER PUMP CONNECTOR FAST IDLE ROD i _ KlCKDOWN ASSEMBLY THRUTTlE SHAFT AND LEVER ASSEMBlY 7 i KICKOQWN LEVER r IE ST T COil AND HOUSING ASSEMBLY IDLE CAM SCREW L FAST IDLE CAM f J I t THRonlE ADJUSTMENT SCREW J RE...

Page 56: ...E VALVES HELD CLOSED ADJUSTING SCREW Fig 3 Fast Idle Adjustment 56 improve the operation and facilitJ tte servicing Refer to Figures 1 2 3 4 and 5 for the new nomenclature and adjustments f ast Idle Cam Adjustment With the choke valve tightly closed bend the choke lever and collar assembly at B Figure 1 to give 020 inch clearance between the body stop lug and the fast idle cam shown at A in irl cr...

Page 57: ...t 5 degrees Maximum of primary throttle valves before closed position EXHAUST SYSTEM The exhaust system for the 1956 Chrysler cars remain fundamentally the same as the 1955 Chrysler Cars with the following changes The Spitfire Engine exhaust pipe and Y pipe are a single assembly extending from the manifolds to the muffler eliminating the short extension pipe On the FirePower Engine dual exhaust sy...

Page 58: ...Carburetor WCFB 2314S Choke Side INDEX MARKS AUG IED AUTOMATIC CHOKE fUEL INLET PRIMARY STRAINER BOWL VENT THROTTLE CONNECTOR JDLE SPEED A DJUSTING THROTTLE PRIMARY f AST IDLE ADJUSTING 5 1 0 FAST IDLE CAM H KE SHAFT CHOKE CONNECTOR ROD INLET SECONDARY STRAINER SECONDARY THROTTLE OPERATING i DIAPHRAGM SEMBlY ri H jf _ CAM TRIP LEVER IDLE CAM SPRING mlE SECONDARY SHAFT IDLE CAM SCREW O OlIT ARM 56 ...

Page 59: ...INE 8 GAUGE HOLE IN EACH SIDE OF FRAME l K Fig 1 frame Dimensions Windsor and New York er m fj r 1 1 JR ft I T 41 H6 3 6 _ JOy 42fl6 47 r 29 X 52 1 O 561 6 1 iJI E GE rtt7 6 Ii L HOLE 15 6 f 27 26M S6U DIMENSIONS ARE SHOWN AS INCHES 54 AND ARE PLUS OR MINUS K6 UNLESS OTHERWISE NOTED 7 V Yt TOP OFjME LINE GAUGE HOLE IN EACH TOP OF FRA E LINE SI F FRAME 13H 1 K I 206 55d BA Fig 2 Frame Dimensions Cu...

Page 60: ...nd C 73 have been lengthened see Figures 1 2 and 3 4 A gusset bracket has been added to the rear crossmember of the rnme on all Models except the Crown Imperial GO 5 A center bearing crossmember has been added to the C 73 frames Figure 2 to sup port the propeller shaft center bearing REAR AXLE CONTROL STRUT C 73 MODELS A rear axle control strut Fig 4 and center bearing propeller shaft ha been inco...

Page 61: ...r bearing insulalor Add ing a VB inch shim will increase the middle universal joint angle about degree like wise removing a VII inch shim will reduce the angle about V I degree 4 If a large number of sh ims must be added or removed at the cenler bearing the rear universal joint angle should be rechecked lo be uf sured that it has not been uppre ciably altered from 3 degrees 5 When these adjustment...

Page 62: ...115 psi in the for ward range and 250 to 300 psi in reverse These springs are not interchangeable in other trans missions The outside diameter of the clutch retainer has been increased to 6 inches formerly 6 inches On models C 72 C 73 and C 72 300 the length of the retainer has been increased to ac commodate the additional disc and plate The shortened bronze bushing eliminates indexing of the flui...

Page 63: ...hed to facilitate in stallation of the reverse band Torque Converter Outlet Valve Due to a change in the regulator valve body and the torque con verter control valve nnd spring the torque con verter outlet valve assembly has been elimi nated The regulator valve body is changed so that the torque converter conirol valve now reg ulates the pressure in the converter as it returns to the sump instead ...

Page 64: ...manual control valve is obtained through the use of a single pu sh pull cable One end of the wire cable is secured to the cable actuator in the push button control unit Fig 5 while the other end enters the transmission case Fig 7 to engage the manual control valve lever assembly 64 Fig 4 Push Bullon ontrol Unit utowoy View ACTUATOR Fig 5 Exterior View of Push Bulton onlrol Unil Operation Refer to ...

Page 65: ...e cable entrance hole in the transmission case Push in L low push button Place 0 ring seal in position if removed on cable ferrule NOTE Inspect 0 ring seal for cuts abr V sions brittleness or cmcTdng If any of these conditions are p esenl1 elJlOCe the 0 1 ing Hold cable parallel to hole centerline in trans mission cnse and push control cable in until spring lock engages groove in cable end Positio...

Page 66: ...ined under Replacing Contr ol Cable As sembly Install by reversing procedures outlined for removal NOTE Bezel should be cente1 ed on button to insure their t ee return When replacing light socket assembly wire must be placed over top of upper stud and be tween control unit and mounting plate Fig 8 NOTE When attaching a Push button to oper ating slide fingers of slide may be CO 11L1Jressed slightly...

Page 67: ...Causes a Wear at bulkheads of push button unit b Warped slides 67 FELT MASK 56 121 Fig 9 Method bf Attaching Felt Mask c Bezel adjustment d Light lead wire obstructing e Binding on felt mask Remedies a Lubricate with MOPAR Lubriplate b Replace push button control unit c Align bezel so that push buttons are cen tered d Position light lead wire as outlined under Removal of Push Putton Control Unit e...

Page 68: ...H Number of Clutch Plates Governor 3 siage Speedometer Pinion Rear Axle Ratio Governor Pressure Check 15 psi M P H 45 psi M P H 60 psi 1 P H C 71 Chrysler Windsor Air 1630 SO 3 13 16 10 17 42 58 51 61 10 12 9 12 6 A 17 3 54 13 15 23 31 51 58 68 C 72 Chrrsler New Yorker Water 12Y 1635 52 5 15 18 10 19 55 65 10 12 9 13 7 A 16 3 36 14 16 25 33 55 63 C 73 Custom Imperi ll Water 12 1635 53 5 14 17 10 1...

Page 69: ...re equipped with the same type wheels and tires as those used on the 1955 Models except as noted in the Specifications Chart below Tire sizes for the various 1956 Chrysler models are listed in the General Data and Specifications Chart in this manual For service and maintenance proce dures refer to Section XIII Wheels and Tires Chrysler Service Manual D 15431 SPECIFICATIONS C 71 C 72 C 73 C 70 WHEE...

Page 70: ...SSV DOOR HANDLE FRONT DOOR lOCI REMOTE CONTP J ASSV DOOR LOCK ASSY ___ LOCK REMOTE CONTROL LINKAGE ASSr f ATTACHING SCREWS AND LOCKWASHERS UNK ASSY CYUNDER TO LOCKJ 1 fRONT 00o lOCK ASSY l l ____ _ f1 FRONT DOOR LOCK LATCH v Fig 1 Front and Reor Door locks Handles and Remote Controls REAR DOOR lOCI ASSV ATTACHING SCREWS SCREWS 56 11 1 ...

Page 71: ...ch New push pull door handle and the Safe Lock door latch with a new lock cylinder assembly Figures 1 2 5 and 6 SCREW Fig_ 3 Windshield Wiper linkage Installed A new desig n deck lid lock with a fi ve lobed rotor for easier deck lid latching Relocation of windshield wiper pivot to in crease the wiping area Redesigned windshield wiper linkages to a l low for wiper pivot location change Figures 3 an...

Page 72: ...ulling handle outward as far as it will go With handle in this position the door lock rotor should rotate freely If rotor does not rotate freely adjust the position of the remote control mounting bracket by loosening the three bracket ldjusting screws in the side of door panel at lower outside edge of door glass opening and adj ust bracket so as to lengthen or Rhorten travel of door handle to lock...

Page 73: ...c 73 ...

Page 74: ...HANNEl LOWER post has been eliminated in this model Figure 7 The rear door incorporates a rotating and slid ing glass assembly involving new removal in_ stallation and adjusting procedures as follows Refer to Figures 8 and 9 for construction de tails of window lift mechanism REMOVAL AND INSTALLATION OF FRONT DOOR GLASS CARS EQUIPPED WITH ELECTRIC WINDOW LIFTS Rem oval Disconnect cable at battery R...

Page 75: ...e door hardware and trim panel Loosen glass lower top SCI CWS and lower the slops for clearance Remove outside belt line moulding Refer to Replacement of Outside Belt Line Moulding Weatherstrip Remove and unhook remote control assembly to provide ac cess to pivot bearing bl uckct screws RemovinQ the RotalinQ Glass Remove door handle as outlined in Outside Door Handle Removal and In tallation Remov...

Page 76: ...crews lnd lower the down stops Lower the window glass as far as it win go Remove the outside belt line moulding at taching screws nnd the moulding Remove the moulding support and weHtherstrip to door with attaching screws nnd in tall outside belt line moulding tightening the attaching screws se curely Raise the window place the down stops position and tighten mounting screws securely Install trim ...

Page 77: ...r present position and place them to adjust the seat as required NOTE This adjustment is in addition to the egulm automatic seat forward and backwa1 d movement There are no spacers between the seat tracks and the car floor The height of the front seat may be increased and the angular ity changed to accommodate owners or prospect by plac 56 122 Fig 12 Front Seat Track ing spacers between the front ...

Page 78: ...l UJO Un ol Jain t G ose HOl _ Hypaid G_ Lubr cant WIO_Wh_1 ari G SPECIAL ATTENTION Rccommondcd lub ic 1t hued em r ag ivi 8 condi n II Jtivcn in 1nC dUll cold or high humidity dim will require marc f que lubr e i nd m in cnonce 1 1 1 oit ltcr idge of th u miJ or op i n W to i ckaner in ke nd i h Sll SO nch oil ch ng Mul J Jc nc ii hould carry SIIE umhf hot Of n mcndeJ for local pe tc nn THESE POI...

Page 79: ... should be retained in the crankcase If it becomes necessary to add oil during this initial period use the proper viscos ity oil according to the atmospheric tempera 79 Lure chart Refer to the Lubrication Chart Page 78 Periodic oil changes thereafter using the proper grade for the anticipated temperature range should be made every 5 000 miles more often if winter driving consists primarily of shor...

Page 80: ... j l l I 0 ro 00 to E 0 is m 0 5 u 0 D 0 m u LO N II lL H x 80 ...

Page 81: ... I 81 u 10 D C I II LL H x ...

Page 82: ...UD SPEAKE II MTG _ _ fr __ I I 3 hiT I I A lEAD CONNECT TO ACe TERMINAL OF IGNITION SWITCH e VENT CONTROl K NOB COVER COWL VENT MECHANISM A A 4 SHORT STUD SPEAKER MTG SPEAKER MTG NUT 2 VENT CONTROL AND ATIACHING PARTS 56 80 Fig 3 _ Typical Radio Installation Instruction Models 912 and 844 912 Shown ...

Page 83: ...Fig 1 Typical Heater Installation Model 800 83 ...

Page 84: ...entilating and burner blowers continue to operate A drop in temperature at the heater duct will automat ically restart the heating system 84 SERVICING HEATER The Instant Heat Conditionaire Heater Figure 2 consists of five sub assemblies as follows The thermostat assembly the heater burner blower and fuel pump assembly the ignition unit assembly the heater assembly and the exhaust system Of these f...

Page 85: ...D fUEL PUMP ASSEMBLY I I I I I I I I I I I I I I I IGNITION UNIT ASSEMBLY BURNER BLOWER HOSE W f lillL HEATER ASSEMBLY I I I I I I I I 1l L DASH PANEL PLATE Fig 2 Heater ASJembly Disassembled View THERMOSTAT ASSEMBLY o t ADAPTER ...

Page 86: ... control Iink age in a downward direction also to the fully open position Tighten swivel screw NOTE When the thermostat cable is propet ly installed the temperature control should nove the thennostat linkage from one extreme to the other without interference of the cable housing 86 IGNITION UNIT Removal Disconnect the two wires from the terminals at the front end of the heater assembly Remove the ...

Page 87: ...assembly opening Tnstall the spark plug cable on spark plug terminal making cer 87 tain that the cable grommet is properly posi tioned in the slot of the case lower half Position fuel line and grommet in heater case lower half and connect fuel line Tighten fitting securely Position heater case upper half and connect the overheat switch wires the black wire to the fuel valve coil cover terminal and...

Page 88: ...ecessed portion fitting into the cut out of the retainer Install the cover screw through the cover and coil wire ground terminal Tighten screw se curely 88 Install nozzle and tighten securely using a inch box wrench Position the gasket over the louver plate NOTE The step on the in side portion of the gasket must contact the outer flange of the lou vel and the tape red portion of the gasket facing ...

Page 89: ...isassembly Remove the fuel pump to motor mounting stud nuts and lockwashers 2 each and remove the 89 fuel pump assembly from motor Remove the rubber coupling from motor connector or the fuel pump connector Remove both connectors by unscrewing each from the pump shaft and the motor shaft NOTE A pair of pointed nose vliet s can be used to hold the shaft from turning while re moving the connectors Re...

Page 90: ... to ihe outlet side of the fuel pump Tighten fit ting securely Connect motor ground wire to fender splash shield and the lead wire to the Wade connector leading to the ignition unit Refer to wiring diagram Figure 3 90 CLEANING AND INSPECTION Cleaninq Clean the no zle with volatile mineral spirits or dry cleaning solvent and blow oui the metering hole and screen with compressed air Clean the burner...

Page 91: ...ther visible damage Replace coil and retainer gasket if any of these condit ons exist 91 Inspect coil retainer cover for corrosion or loose terminal rivets Correct as necessary Inspect burner and exchanger assembly to heat exchanger clamp assembly for broken welds cracks or other visible damage Replace clamp assembly if necesary Inspect burner and exchanger assembly to heat exchanger gasket for de...

Page 92: ...operation of the heater such as a restricted nozzle plugged fuel line screen low pump pressure or a slow run ning blower wheel Check the fuel system as follows Install a Tee fitting and connect a pressure gauge in the fuel line at the outlet side of the heater fuel pump Remove the white wire from the heater case terminal closing fuel valve Start the engine and turn the heater control and temperatu...

Page 93: ... the suction service valve is on the comp1 eSS01 Remove belts and clutch pulley assembly Re move the six bolts attaching the seal plate to the compressor Hnd removc seal plate and seal assembly Be sure to remove spring collar from between the spring and the crankshaft shoulder Installation After the seal is removed clean the crankshaft carefully making sure that there are no burrs or scratches If ...

Page 94: ... GASKET __ REED PAD GASKET GASKET SUCTION SERVICE VALVE DISCHARGE FLANGE 1 SOLT GASKET j o l J lJ GASKET SUCTION SCREEN END COVER GASKET BonOM PLATE r BOLT 56 87 Fig 2 Compressor Disassembled View ...

Page 95: ...er when it is magnetically con nected to the drive pulley Service to Lhe clutch assembly is limited to the clutch pulley bear ing and hub assembly and to the field coil and mounting bracket assembly CLUTCH ASSEMBLY Removal Remove the belts from compressor drive pulley and remove the self locking bolt and retaining 95 washer from the front center of the drive pulley Use a x 18 thread bolt as a pull...

Page 96: ... ventilation doors Operate the engine at 1200 RPM with the temperature control switch turned to the cold est position and the blower to high speed Operate the car heater to obtain a return air temperature of 800 to 850 F Operate in this manner for a few minutes to obtain a balanced condition Check the temperature readings of both ther 96 mometers If the air conditioning system is functioning prope...

Page 97: ...d 4 Brake pedal lever 14 contains cam pin 11 which is free to move in slot 10 of the power lever Cam pin ll is designed for use in adjusting the position of the trigger arm so as to give equal travel to the released and to the applied posi tions The brake pedal valve rod and the master cylinder push rod are held in the released posi tion by spring 17 OPERATION OF THE POWER CYLINDER AND REACTIONARY...

Page 98: ...seat on pis ton 19 This admits atmosphere from the left cylinder chamber to the right cylinder cham bel decreasing the force from piston 19 and consequently decreasing the master cylinder hydraulic pressure The driver senses the degree of braking by the force f rom the brake pedal acting back against his foot This force is transmitted back as follows The force to the right from the master cylinder...

Page 99: ...t 12 to the pedal pad as compared to the dis tance from pivot 12 to point at which power lever 16 is attached to master cylinder rod 15 DISASSEMBLY AND ASSEMBLY OF POWER UNIT Disassembly CAUTION Do not clamp yoke in vise during any opemtion Refer to Figure 4 and proceed as follows Scribe across air cleaner cover vacuum tube and plate and cylinder shell as a guide to cor rect reassembly Remove thre...

Page 100: ...16 Sprinr 17 Poppet ulCmbly 18 Screw 6 19 hp lud pring in 1 plate 20 E p ndCT p ing 21 Collon wick 22 l i on plole 23 iLoIlo packing 24 Val o od 25 P on 26 _ Ret i n ing pin 27 _ Pi on OOJ opTing 28 G k l 29 Screw o Lock her 31 i nd pl e 32 C linder bolt 4 33 Rub r ga kel 34 Pilton rod leather 1 35 Sc 1 d aine 36 Rel ining opring 37 Mounting inR 38 C ktt 39 In p l ion port ICrcW 40 Rubt t OJ wubc ...

Page 101: ... at end of valve rod or valve seat at center of pis ton plate replace parts When piston leather packing or piston rod leather seal are worn excessively replace Assembly Assemble piston plate with thr eaded hole side up Fig 5 Assemble leather packing on piston with lip side up Place packing retainer plate on packing with raised side up and align holes in piston Coil cotton wick inside of packing li...

Page 102: ...ng on end plate mak ing certain inspection port hole in mounting ring lines up with hole in gasket Thread four bolts into mounting ring and securely fasten bolts When bolts are tight outer rim of mount ing ring should be in contact with end plate Slide rubber stop washer over piston rod up against steel washer on piston rod and insert rod through seal in end plate Fig 7 Assem ble piston return spr...

Page 103: ...Figure 8 R H Imert token slot in push rod is horizontal and vacuum test port is at location indicated regardless of the scribe marks on the tube plate and piston Make certain that bead at outer diameter of diaphragm is in annular groove of tube and plate assembly Replace four tube and plate attaching screws and tighten screws uniformly Assemble valve rod applying diaphragm over end of tube and pla...

Page 104: ...nd the lines must be bled Bleed the brake system at each wheel cylinder With the engine not running apply the brakes several times to exhaust all vacuum in the system Depress the brake pedal hold foot pressure on the pedal and start the engine As soon as the engine begins to operate the brake pedal will tend to fall away under foot pressure and less pressure will be required to hold the pedal in t...

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Summary of Contents for 1956 Crown Imperial

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Chrysler 1956 Crown Imperial, Service Manual, Page: 44 / 105

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Summary of Contents for 1956 Crown Imperial

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