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Porsche 912E 76, Информация о сервисе

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Porsche 912E 76 Скачать руководство пользователя страница 22

TRANSMISSION 

The  5 

speed 

transmission  923/02  is  a development 

of the 

transmission  type 915/44  (5 

speed 

trans­

mission 

for 

the 911)  and  differs from  it 

in 

the following  points 

: 

1. 

Clutch 

a

nd 

operation 

2.  Main 

shaft sp 

lines 

3. 

Ring 

gear 

and 

pinion  ratio 

4

. 

4th. 

and 

5th

. 

gear 

ratio 

20 

Содержание 912E 76

Страница 1: ......

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Страница 3: ...Bore 91 mm Horse power developed at Torque developed at 86 hp 64 4900 rpm 98 Ibft 133 4000 rpm is equipped with a 2 Itr 4 cylinder engine similar to that in the Type This motor has been fitted with t...

Страница 4: ...dified transmission ratio and a newly designed clutch operation mechanism a like the 911 a dual circuit brake system disks brakes without inner ventilation bodywork similar to the 911 but with permane...

Страница 5: ...tr The following is new The engine mount It consists of a swung steel bar which is secured to the motor in the same way as in the 914 The mounting points on the chassis were moved outwards to the whee...

Страница 6: ...fan belt pulley is fitted to drive the secondary air pump It IS secured to the front of the air intake housing by means of a three armed block and is driven by means of a shaft from the center of the...

Страница 7: ...e fuel pump is mounted on the front ax le aux il iary mount The fuel filter is the same as in the CIS injection It is secured to the left hand wheel well in the engine compartment 1 1 Fuel tank 2 Fuel...

Страница 8: ...liary Air Regulator 8 Throttle Switch 9 Air Filter 10 Temperature Sensor II 11 Battery 12 Ignition Switch A Intake air Sensor B Throttle valve C Air Sensor Flap o Control Unit Principles of Operation...

Страница 9: ...oltage The injector which is activated by the control unit injects an exact amount of fuel appropriate to the volume of intake air The damping vane is designed to minimize sensor flap hunting The func...

Страница 10: ...2 within the control unit These square wave impulses are then presented to a gate 3 which provides a single pu Ise output for each sequence of four input pu Ises wh ich are the resu It of two revoluti...

Страница 11: ...or II This sensor is located in the cylinder head It provides the control unit with information concerning engine temperature and thus about the starting and warm up enrichment Problem condition the m...

Страница 12: ...o l unit is composed of printed circuits and integrated circuit components It is fitted with approx imately 80 components The printed circu it board is secured to the control unit and pressed into the...

Страница 13: ...line independent of the pressure in the vacuum line The spri ng chamber of the pressu re regu lator is connected to the intake air distributor via a hose Operation By using this configuration the pres...

Страница 14: ...n electrical heating coil Operation If the engine is cold the auxiliary air slide valve is fully open When the ignition switch is turned on the heating coil starts to warm up With increase in temperat...

Страница 15: ...rnig trouble free operation of engines equipped with AFC injection All ai r lines and hoses and the intake ai r sensor must be absolutely air tight The sensor flap must be able to move freely over its...

Страница 16: ...Test Values 4 Intake air Sensor pin 6 9 200 400 pin 7 8 120 200 pin 36 39 0 Air sensor flap 00 pin 27 6 8 11 k at 100C 50 F 2 3 k at 20 C 68 F 2 k at 50 C 122 F 3 Throttl e switch pin 3 18 throttle o...

Страница 17: ...aust The purpose of the EGR is to reduce the emission of nitric oxide NOx Secondary Air Injection The air required for after burning the exhaust gases is supplied to the exhaust manifold by means of a...

Страница 18: ...ulating material 6 6 4 1 3 Operation The hot exhaust gas which is mixed with the secondary air enters the reactor combustion chamber 3 via the exhaust pipe 4 The gas leaves the combustion chamber via...

Страница 19: ...tro l D Operation In the part load range the cont rol va lve diaphragm is lifted by the vacuum in the control line T he va lve opens and fresh air is mixed wi t h a fraction of the exhaust gas Th is c...

Страница 20: ...l is now located on the fan belt pully arrow An angle bracket which is secured to the air intake housing serves as reference point Technical Specifications Ignition System Firing order 1 4 3 2 Dwell a...

Страница 21: ...cold Intake Exhaust Engine weight kg lbs Emission system Fuel supply system Fuel supp ly Fue l octane coun t requirements Electrical equipment Battery Battery optional Al ternator 4 mm in 94 3 70 mm...

Страница 22: ...923 02 is a development of the transmission type 915 44 5 speed trans mission for the 911 and differs from it in the following points 1 Clutch and operation 2 Main shaft sp lines 3 Ring gear and pini...

Страница 23: ...clutch is a single dry plate clutch of pressed design The clutch disk has 24 splines unlike the 911 which has SAE arrangement 20 spli nes Description of the pressure plate M 215 K Sph Description of t...

Страница 24: ...odel the lever was moved in the direction of the transmission housing The clutch cable is 2080 1 5 mm long and has a diameter of 3 0 mm The cable housing is secured to one of the mounts on the t ransm...

Страница 25: ...imensions are as follows From the mating surface on the transmission housing to the lever is 71 mm Without altering the 71 mm dimension measure the distance from the transmission housing i n the area...

Страница 26: ...ntenance free and must not be dismantled The guide sleeve for the throw out bearing is bolted to the transmission housing The main shaft oil seal is held within the guide sleeve for ease of replacemen...

Страница 27: ...pair for 4th and 5th gear As previously mentioned the transmission ratio for the 4th and 5th gear in the transmission unit 923 02 is different from that in the 915 44 transmission unit The ratio diffe...

Страница 28: ...923 02 K T 7 31 i 4 4285 915 44 K T 8 31 i 3 8750 Speedometer Drive The Type 912 E vehicles are equipped with an electronically controlled speedometer Impulses from a magnetic disk which is mounted o...

Страница 29: ...ferential Transmission oils Transmission number Range Model year 1976 Sample serial No 7 digits Type of aggregate Transmission type 5 o 5 for a 4 cyl motor 0 5 gears 923 27 912 E Single dry disk clutc...

Страница 30: ...n A arms and struts one torsion bar for each wheel Rack and pinion steering with safety column Safety steering wheel with padd ng stabilizer bar 16 mm dia Rear axle independently suspended wheels on A...

Страница 31: ...5 mm 3 90 in Maximum difference from left to right 5mm 0 2 in Total to in pressed 15 kp Difference angle at a 20 turning angle 0 to 30 Camber with wheels straight ahead 0 30 10 Maximum camber differen...

Страница 32: ...2 J x 15 steel Tyres front and rear 165 HR 15 Option Wheel rims front and rear 5 1 2 J x 14 LM rims forged Tyres front and rear 185 HR 14 Spare wheel Inflatable tyre on a steel rim 5 1 2 J x 15 with a...

Страница 33: ...fitted with a brake fai lure warn ing device In the event of failure in one of the brake circuits a warning lamp BRAKE is illuminated on the dash board The BRAKE warning light also serves as a hand br...

Страница 34: ...both front and rear axles Refer to technical specifications for dimensions and minimum brake pad thicknesses Commencing with Mod 76 a type brake caliper is installed on the front axle on all vehicles...

Страница 35: ...pring plate adjustment inclination for standard models and for models with air conditioning Independently suspended wheels on A arms and struts one torsion bar for each wheel 18 8 mm 0 74 in 16 mm 0 6...

Страница 36: ...d brake drum dia Wear limit dia Brake shoe width Effective brake area per wheel Wear limit for brake lining Hydraulic dual circuit disk brakes with brake failure warn ing light 19 05 mm 0 75 in 18113...

Страница 37: ...1797 Maximum load capacity 240 529 Maximum roof load 35 77 including luggage carrier Coupe only Fuel and Lubricants Engine The correct oil level Types of oil according is determined by the to A IP cla...

Страница 38: ...km h mph 178 110 6 Acceleration 0 100 km h s 13 5 km for standing start s 34 0 0 IN empty weight plus 1 2 load Hill climbing ability 5 speed transmission 1st gear 2nd gear 3rd gear 4th gear 5th gear 5...

Страница 39: ...E is identical to that of the 911 Models The fol lowing are new on the 912 E Model identification on rear lid Rear side windows permanent installed Nylon velour carpet Seats Center stripe in Scotch p...

Страница 40: ...de windows are permanently installed The former side windows are available as an option The single stage heated rear window is standardiequipment The 912 E interior upholstery consists of a nylon velo...

Страница 41: ...nd one in the left door can be installed The speakerperforation on the dash board was removed Door locking push button The safety push button for locking the door has been changed from 8 mm to 6 5 mm...

Страница 42: ...2 for active carbon contai ner 3 for the deceleration valve 4 for the heating blower motor Motor mountlR ight hand wheel well The motor mount left and right is welded to the main body members arrow Lo...

Страница 43: ...condenser which is secured to the engine lid Located on the receiver dryer is a thermo switch electrical switch which disconnects the compressor clutch and the air conditioning unit when the freon tem...

Страница 44: ...ReqUired at 1 000 miles ReqUired every 15 000 miles Door hinges Lubricate Door weatherstrips Remove rubber residue from contacting areas Maintain and coat with talcum powder or other suitable rubber...

Страница 45: ...weck Werner Hahn Hans Obinger Dieter Printed by Beck Co Stuttgart 40 Illustrations descriptions and drawings are provided solely to clarify the text We accept no responsibility for completeness or com...

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