Text preview for : M31e2 Engine Electrical 19-42.pdf part of Daewoo Matiz Service Manual, Wiring Diagram - 16 Part File - 62 File



Back to : 796cc (My 2003).part01.ra | Home

ENGINE ELECTRICAL 1E ­ 19

REPAIR INSTRUCTIONS UNIT REPAIR
STARTER MOTOR
Inspection / Measurement (Before the Overhaul)
1. Remove the starter. Refer to "Starter" in this section. 2. Pinion clearance inspection. D Disconnect the starter motor terminal M (1). D Connect the 12-volt battery lead to the starter motor terminals M and S. Notice: Complete the testing in a minimum amount of time to prevent overheating and damaging the solenoid. (in 10 seconds) D Switch on to move the pinion gear (2). D Now check the clearance between the pinion and the stopper with the filler gauge (3). D If the clearance does not fall within the limits, check for improper installation and replace all worn parts.

D102E701

D102E702

3. Magnetic switch pull-in test. D Disconnect the starter motor terminal M (1). D Connect the 12-volt battery lead to the starter motor terminals M and S. Notice: Complete the testing in a minimum amount of time to prevent overheating and damaging the solenoid. (in 10 seconds)

D102E703

DAEWOO M-150 BL2

1E ­ 20 ENGINE ELECTRICAL
D Inspect the pinion gear's moving to the outside (2). D If the pinion gear does not move outside, replace the magnetic switch.

D102E704

4. Solenoid hold-in test. D Disconnect the starter motor terminal M (1). D Connect the 12-volt battery lead to the starter motor terminal S and body. Notice: Complete the testing in a minimum amount of time to prevent overheating and damaging the solenoid.

D102E705

D Check the pinion gear's moving to the outside (2). D If the pinion gear move to the inside, the circuit is open. Replace the magnetic switch.

D102E706

5. Solenoid return test. D Disconnect the starter motor terminal M (1). D Connect the 12-volt battery lead to the starter motor terminal S and body. Notice: Complete the testing in a minimum amount of time to prevent overheating and damaging the solenoid.

D102E707

DAEWOO M-150 BL2

ENGINE ELECTRICAL 1E ­ 21
D Check the returning speed of pinion gear (2). If the returning speed is fast, the operation is normal. D Replace the solenoid if the operation is abnormal.

D102E708

5. No-road test. D Connect the 12-volt battery lead to the starter circuit. D Connect the current and the voltage (1). D Install the starter motor rpm gage (2). D Start the starter motor with the switch on (3). D Measure the speed of pinion gear and the current. D If the measurement satisfy the limit, the starter motor is normal.

D102E709

Desciption The speed of pinion gear Condition: Voltage/Current

Limit Minimum: 2,000 rpm Maximum: 9V / 150A

D Replace the starter motor if necessary.

D102E710

Disassembly Procedure
1. Remove the starter contact end frame. D Remove the through-bolts (1). D Remove the contact end frame bolts (2). D Remove the frame with the spacer (3).

D102E711

DAEWOO M-150 BL2

1E ­ 22 ENGINE ELECTRICAL
2. Remove the brush holder assembly. D Remove the starter motor terminal M nut (1). D Remove the brush holder assembly (2).

D102E712

3. Remove the field frame assembly from the armature set (1).

D102E713

4. Remove the solenoid assembly. D Remove the solenoid screws (1). D Remove the magnetic switch (2). D Remove the spring (3).

D102E714

5. Remove the armature set and solenoid from the starter housing. D Remove the armature set (1). D Remove the rubber sealer (2). D Remove the shift lever plate (3). D Remove the shift lever (4). D Remove the solenoid (5). D Remove the gasket (6).

D102E715

DAEWOO M-150 BL2

ENGINE ELECTRICAL 1E ­ 23 Inspection / Measurement (After the Overhaul)
1. Ground test for armature coil. D Inspect the insulation between commutator and armature coil using the voltmeter. D Replace the armature assembly if necessary.

D102E716

2. Short circuit test for armature coil. D If test equipment is available, check the armature for short circuit by placing it on a growler, and holding back a saw blade over the armature core while the armature is rotated. If the saw blade vibrates, replace the armature.

D102E717

3. Open circuit test for armature coil. D Check the continuity between the commutator bars using multimeter. D Replace the armature assembly if necessary.

D102E718

4. Inspect the brushes wear. D Inspect the brushes, the pop-out springs and the brush holder for wear and damage. Replace the brushes, if necessary. a. Brushes wear limit. Desciption Brushes wear Standard Limit

11.3­11.5 mm 7.0­7.25 mm (0.445­0.453 in) (0.275­0.285 in)

D102E719

DAEWOO M-150 BL2

1E ­ 24 ENGINE ELECTRICAL
Assembly Procedure
9-12 NSm 1. Install in the reverse order of removal. 2. Install the bolts / nuts.

Tighten
Tighten the starter motor terminal M nut to 9­12 NSm (80­106 lb-in) (a). Tighten the through-bolts to 4­6 NSm (35­53 lb-in) (b). 4-6 NSm
D12E720A

GENERATOR (A-TYPE : MANDO)
Disassembly Procedure
1. Remove the generator. Refer to "Generator" in this section. 2. Remove the front bracket and rear bracket. D Remove the through-bolts (1).

D102E721

D Pry front bracket downwards using a screwdriver (2). D Separate the front bracket and rear bracket (3).

D102E722

3. Remove the pulley and rotor assembly from the front bracket. D Cover the rotor with the cloth (1). D Place the pulley upwards and vice the rotor (2). D Remove the pulley nut (3). D Remove the pulley (4).

D102E723

DAEWOO M-150 BL2

ENGINE ELECTRICAL 1E ­ 25
4. Remove the front bracket, rotor and collar. D Remove the collar (large) (1). D Remove the rotor from the front bracket (2). D Remove the collar (small) from the rotor shaft (3).

D102E724

5. Remove the front bearing. D Remove the support plate screws (1). D Remove the plate (2). D Remove the front bearing using the press (3).

D102E725

6. Remove the battery positive terminal nut from the rear bracket. D Remove the battery position terminal nut (1). D Remove the washer (2).

D102E726

7. Remove the stator assembly from the rear bracket. D Remove the rectifier screw (1). D Remove the brush holder and regulator assembly screws (2). D Remove the stator assembly with the rectifier / brush holder / regulator (3).

D102E727

DAEWOO M-150 BL2

1E ­ 26 ENGINE ELECTRICAL
8. Remove the rectifier / brush holder / regulator from the stator. D Remove the rectifier / brush holder / regulator connections (1). D Remove the stator and rectifier connections (2). Notice: If the stator connections are welded, melt the lead. Avoid overheating as it can damage the diodes.

D102E728

Inspection / Measurement
1. Inspect the rotor assembly. D Test the rotor for an open circuit by using the ohmmeter (1). Replace the rotor if necessary.

D102E729

D Test the rotor for open or short circuit (2). Desciption The measured resistance D Replace the rotor if necessary. D Test the rotor for open or ground circuit by using the ohmmeter (3). Replace the rotor if necessary. Limit 2.9

D102E730

2. Inspect the stator. D Test the stator for an open circuit by using the ohmmeter (1). Replace the stator if necessary.

D102E731

DAEWOO M-150 BL2

ENGINE ELECTRICAL 1E ­ 27
D Test the stator for open or ground circuit by using the ohmmeter (2). Replace the starter if necessary.

D102E732

3. Inspect the rectifier. D Positive rectifier test: Inspect the open circuit for stator coil lead terminals using the ohmmeter (1). Replace the rectifier if necessary.

D102E733

D Negative rectifier test: Inspect the open circuit for stator coil lead terminals using the ohmmeter (2). Replace the rectifier if necessary.

D102E734

4. Inspect trio diodes. D Inspect the open circuit for trio diodes using the ohmmeter (1). D Replace the heat sink if necessary (a).

D102E735

DAEWOO M-150 BL2

1E ­ 28 ENGINE ELECTRICAL
5. Inspect the brush wear. D If the brush wear exceeds the specified valve (a), replace the brush. Desciption Brushes wear Standard 18.5 (0.73) Limit 13.5 (0.53)

D12E736A

Assembly Procedure
1. Install in the reverse order of removal. D Assemble the stator assembly into the rear bracket and rotor assembly. a. Brushes. b. Hole.

D102E737

2. Install the bolts / nuts / screws.

Tighten
D Tighten the brush holder / regulator / rectifier screws to 9­12 NSm (80­106 lb-in) (a). D Tighten the battery positive terminal nut to 4­7 NSm (35­62 lb-in) (b).

D12E738A

D Tighten the front bearing spot plate screws to 6­8 NSm (53­71 lb-in) (c). 6­8 NSm

D102E739

DAEWOO M-150 BL2

ENGINE ELECTRICAL 1E ­ 29
D Tighten the generator pulley nut to 80­110 NSm (59­81 lb-ft) (d). D Tighten the through-bolts to 4­6 NSm (35­53 lb-in) (e).

4­6 NSm

80­110 NSm

D12E740A

GENERATOR (B-TYPE: DAC)
Disassembly Procedure
1. Remove the generator. Refer to "Generator" in this section. 2. Remove the cover from the generator. D Remove the battery positive terminal nut (1). D Remove the cover (2). a. Cover.

D102E741

3. Remove the regulator / brush holder / rectifier assembly. D Remove the stator coil lead and rectifier diode lead connections (1).

D102E742

D D D D

Remove the rectifier bolts (2). Remove the rectifier / regulator screw (3). Remove the brush holder / regulator screw (4). Remove the regulator screw (5).

D Remove the regulator / brush holder / rectifier assembly (6).

D102E743

DAEWOO M-150 BL2

1E ­ 30 ENGINE ELECTRICAL
4. Remove the regulator / brush holder / rectifier. D Remove the rectifier and regulator connection (1). D Remove the regulator and brush holder connection (2). D Visibly inspect the rectifier / regulator / brush holder for damage or broken. a. Rectifier. b. Regulator. c. Brush holder.

D102E744

5. Remove the shield before the drive end bracket and the frame. D Remove the shield (1). D Remove the through-bolts (2). D Remove the frame from the drive end bracket (3).

D102E745

6. Remove the pulley and rotor assembly from the drive end bracket. D Cover the rotor with the cloth (1). D Place the pulley upwards and vice the rotor (2). D Remove the pulley nut (3). D Remove the pulley (4).

D102E746

7. Remove the drive end bracket, rotor and space. D Remove the collar (1). D Remove the rotor from the driver end bracket (2). D Remove the collar from the rotor shaft (3). D Inspect the front bearing for corrosion, wear, noisy and other damage (4).

D102E747

DAEWOO M-150 BL2

ENGINE ELECTRICAL 1E ­ 31
8. Remove the stator assembly from the frame. D Remove the remains after the welding. D Remove the stator assembly (2).

D102E748

Inspection / Measurement
1. Inspect the rotor assembly. D Test the rotor coil for an open circuit by using the ohmmeter. The reading should be sufficiently low, or the rotor must be replaced (1).

D102E749

D Test the rotor for open or short circuits. The reading should be 2.6 to 2.8 ohms, or the rotor should be replaced (2). D Test the rotor for open or ground circuits by using the ohmmeter. The reading should be sufficiently high, or the rotor must be replaced (3). D Inspect the fan blade for damage.

D102E750

2. Inspect the stator. D Test the rotor for an open circuit by using the ohmmeter. The reading should be sufficiently low, or the stator must be replaced (1).

D102E751

DAEWOO M-150 BL2

1E ­ 32 ENGINE ELECTRICAL
D Test the stator for open or ground circuits by using the ohmmeter. The reading should be sufficiently high, or the stator must be replaced (2).

D102E752

3. Inspect the rectifier. D Positive rectifier test: Inspect the open circuit for stator coil lead terminals using the ohmmeter (1). Replace the rectifier if necessary.

D102E753

D Negative rectifier test: Inspect the open circuit for stator coil lead terminals using the ohmmeter (2). Replace the rectifier if necessary.

D102E754

4. Inspect trio diodes. D Inspect the open circuit for trio diodes using the ohmmeter (1). Replace the heat sink if necessary (a).

D102E755

DAEWOO M-150 BL2

ENGINE ELECTRICAL 1E ­ 33
5. Inspect the brush wear D If the brush wear exceeds the specified value, replace the brush. a. Brush wear limit. Desciption Brushes wear Standard 20 (0.79) Limit 14 (0.55)

D12E756A

Assembly Procedure
1. Install in the reverse order of removal. 2. Install the screws / nuts / bolts.

Tighten
9­12 NSm D Tighten the regulator screw to 9­12 NSm (80­106 lb-in) (a). D Tighten the rectifier / regulator screw to 9­12 NSm (80­106 lb-in) (b). D Tighten the brush holder / regulator screw to 9­12 NSm (80­106 lb-in) (c).
D12E757A

D Tighten the rectifier bolts to 9­12 NSm (80­106 lbin) (d).

9­12 NSm

D12E758A

D Tighten the pulley nut to 80-110 NSm (59­81 lb-ft) (e). 80­110 NSm

D12E759A

DAEWOO M-150 BL2

1E ­ 34 ENGINE ELECTRICAL
D Tighten the through-bolts to 4­6 NSm (35­53 lb-in) (f). 4­7 NSm D Tighten the battery positive terminal nut to 4­7 NSm (35­62 lb-in) (g).

4­6 NSm
D12E760A

DISTRIBUTOR ASSEMBLY
Disassembly Procedure
1. Remove the distributor. Refer to "Distributor" in this section. 2. Remove the cap, seal and rotor from the distributor housing. D Remove the bolts (1). D Remove the distributor cap (2). D Remove the seal (3). D Remove the rotor (4).
D102E761

D Inspect the cap for cracks or damage (a). D Inspect the cap electrode for damage / wear or carbon traces (b). D Inspect the rotor for damage or carbon traces (c).

D102E762

3. Remove the inner / outer cover from the distributor housing. D Remove the outer cover (1). D Remove the screws (2). D Remove the inner cover (3).

D102E763

DAEWOO M-150 BL2

ENGINE ELECTRICAL 1E ­ 35
4. Remove the optical sensor cover and adaptor from the distributor housing. D Remove the screw (1). D Remove the adaptor (2). D Remove the screws (3). D Remove the cover (4). D Remove the gasket (5).

D102E764

5. Remove the optical sensor unit from the distributor housing. D Carefully remove the disc wheel (1). D Remove the bushing (2). D Remove the screws (3). D Remove the optical sensor unit plate (4). D Remove the optical sensor unit (5).

D102E765

6. Remove the bearing plate from the distributor housing. D Remove the screws (1). D Remove the bearing plate (2).

D102E766

7. Remove the coupling, shaft and bearing from the distributor housing. D Remove the coupling (1). D Remove the shaft using the press (2). D Remove the bearing (3).

D102E767

DAEWOO M-150 BL2

1E ­ 36 ENGINE ELECTRICAL Assembly Procedure
1. Install in the reverse order of removal. D Lubricate the shaft with clean engine oil.

D102E768

DAEWOO M-150 BL2

ENGINE ELECTRICAL 1E ­ 37

SCHEMATIC AND ROUTING DIAGRAMS
STARTING SYSTEM

D12E2011

DAEWOO M-150 BL2

1E ­ 38 ENGINE ELECTRICAL

CHARGING SYSTEM

D12E2021

DAEWOO M-150 BL2

ENGINE ELECTRICAL 1E ­ 39

IGNITION SYSTEM CIRCUIT ­ TYPICAL

D12E2031

DAEWOO M-150 BL2

1E ­ 40 ENGINE ELECTRICAL

IGNITION SYSTEM CIRCUIT ­ EURO III

MAA1E010

DAEWOO M-150 BL2

ENGINE ELECTRICAL 1E ­ 41

SPECIFICATIONS
STARTER SPECIFICATIONS
Application Starter Motor Type Output(Capacity) No Load Test @ 9 volts Drive Pinion Speed Brushes Length Description Unit ­ kW A RPM mm (in.) Standard SD 80 0.8 150 2,000 11.3­11.5 (0.445­0.453) Limit ­ ­ ­ 7.0­7.25 (0.275­0.285)

GENERATOR SPECIFICATIONS
Application Generator Type Regulator Voltage Brushes Length Output (Capacity) Description A-Type B-Type A-Type B-Type A-Type B-Type A-Type B-Type Unit ­ V mm (in.) ­ Standard J114D(MANDO) CS114D(DAC) 14.4­15.0 14.3­4.9 18.5 (0.728) 20.0 (0.787) 12V, 65A 12V, 65A Limit ­ ­ 13.5 (0.531) 14 (0.551) ­

IGNITION SYSTEM SPECIFICATIONS
Application Ignition Coil Type First Coil Resistance Second Coil Resistance Distributor Spark Plug Type Type Unlead Description Unit ­ K ­ ­ Standard Closed Magnetic Type 1.2$10% 12.1 $15% Optical Sensor Type BPR5EY-11 RN9YC4 WR8DCX Type Lead ­ BPR5EY RN9YC WR8DC Spark Plug Gap Unlead Lead Ignition Wire Ignition Wire Resistance mm (in.) mm (in.) K/m 1.1 (0.043) 1.2 (0.047) 0.8 (0.031) 2.5­12.0 Limit ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­

DAEWOO M-150 BL2

1E ­ 42 ENGINE ELECTRICAL

BATTERY SPECIFICATIONS
Application Battery Type Capacity Cold Cranking Amps Description Unit ­ AH CCA Standard MF 35 246 Limit ­ ­ ­

FASTENER TIGHTENING SPECIFICATIONS
Application Distributor Bolts Battery Retainer Clamp­to­Battery Rod Nuts Battery Carrier Tray Bolts Battery Cable Nuts Starter field Connector Nut Starter Through­Bolts Starter Mounting Bolts Starter Solenoid Assembly Screws Starter Solenoid Nuts Spark Plug Generator Through­Bolts Generator Drive End Nut Generator Battery Lead Connector Nut Generator Bearing Plate Bolt Generator Brush Holder / Rectifier Screw Generator Belt Tension Adjusting Bolt Generator Shackle Bracket Bolt Generator Lower Bracket­to­Generator Bolt/Nut Ground Bolt Ignition Coil Screw Ignition Coil Bracket Bolt NSm 10­16 6­8 9­12 9­12 9­12 4­6 55­65 6­8 9­12 20­30 4­6 80­110 4­7 6­8 9­12 18­28 45­55 18­28 35­41 4­7 9­12 Lb-Ft ­ ­ ­ ­ ­ ­ 41­48 ­ ­ 15­22 ­ 59­81 ­ ­ ­ 13­21 33­41 13­21 26­30 ­ ­ Lb-In 89­142 53­71 80­106 80­106 80­106 35­53 ­ 53­71 80­106 ­ 35­53 ­ 35­62 53­71 80­106 ­ ­ ­ ­ 35­62 80­106

DAEWOO M-150 BL2