1987 MAZDA 626 alternator belt

TUNE-UP PROCEDURE 1C
P/S oil pump Checking point
B
Vacuum/^ i V pumpf o ) y ®
v Rear \ camshaft
J
pulley
A-—mP
P/S oil pump \ L^
76G01C-009
Drive Belt
1. Check the drive belt for wear, cracks, or fraying.
Replace if necessary.
2. Check the drive belt deflection by applying moder-
ate pressure (98 N, 10 kg, 22 lb) midway between
the pulleys.
Alternator
Deflection mm (in)
New 8.0-10.0 (0.31-0.39)
Used 9.0—11.0 (0.35—0.43)
If necessary, loosen the idler lock nut and adjust
the belt deflection by turning the adjust bolt.
Tightening torque:
37—52 N-m (3.8—5.3 m-kg, 27—38 ft-lb)
Vacuum pump and P/S oil pump
Deflection mm (in)
Vacuum
pump
New 7.5-8.5 (0.30-0.33) Vacuum
pump Used 8.5-9.5 (0 33-0.37)
P/S oil pump
New 6.5-7.5 (0.26-0 30) P/S oil pump Used 7.0-8.0 (0.28—0.31)
If necessary, adjust the belt deflection as follows.
(1) Loosen the vacuum pump bolts ©and (§).
(2) Lever the vacuum pump outward and apply
tension to the belt.
(3)Tighten the adjust bolt
Tightening torque:
19—26
N
m (1.9—2.6 m-kg, 14—19 ft-lb)
(4)Tighten the mounting bolt
Tightening torque:
37—52
N
m (3.8—5.3 m-kg, 27—38 ft-lb)
A/C compressor
Deflection mm (in)
New 8.5—9.5 (0.33—0.37)
Used 9.5-10.5 (0.37-0.41)
If necessary, loosen the idler lock nut and adjust
the belt deflection by turning the adjust bolt.
Tightening torque:
37—52 Nm (3.8—5.3 m-kg, 27—38 ft-lb)
1C-7

ON-VEHICLE MAINTENANCE (TIMING BELT) 1 C
ON-VEHICLE MAINTENANCE
TIMING BELT
Removal
1. Disconnect the nagative battery cable.
2. Remove in the sequence shown in the figure referring to the removal note for specially marked parts.
76G01C-019
1. Engine side cover
2. A/C and alternator drive belt
3. Crankshaft pulley
4. Left and right timing belt cover
5. Alternator idle pulley
6. Idler pulley
7. No.3 engine mount
8. Timing belt
9. Timing belt tensioner and spring
Note
Loosen the No.3 engine mount nuts and lower the engine to remove the crankshaft pulley.
1C-11

DISASSEMBLY (AUXILIARY PARTS) 1 C
1. A/C compressor bracket 9. Alternator and drive belt
2. Vacuum pump and drive belt 10. Oil filter
3. Air funnel assembly 11. Oil filter cover
4. Comprex supercharger insulator 12. Oil cooler assembly
5. Comprex supercharger and drive belt 13. Exhaust pipe bracket
6. Exhaust manifold insulator 14. Alternator bracket
7. Exhaust manifold 15. Blow-by chamber
8. Intake manifold
Blow-by chamber
76G01C-074
Disassembly Note
Engine hanger
1. Remove the CSD hose.
2. Loosen the vacuum pump oil pipe bolts.
76G01C-075
3. Install the engine on the SST.
76G01C-076
1C—35

1 C ASSEMBLY (AUXILIARY PARTS)
76G01C-205
76G01C-206
76G01C-207
o e-
Oil Cooler Assembly
1. Clean the contact surfaces of the cylinder block
and oil filter assembly.
2. Install new O-rings, and apply a coat of engine oil.
3. Install the oil cooler assembly.
Tightening torque:
Bolt A: 8—11 N-m
(80—110 cm-kg, 69—95 in-lb)
Bolt B: 37—52 N-m
(3.8—5.3 m-kg, 27—38 ft-lb)
4. Connect the water hose.
Oil Filter
1. Install the oil filter cover.
Tightening torque:
8—11 N-m (80—110 cm-kg, 69—95 in-lb)
2. Apply a coat of engine oil to the filter rubber seal.
3. Install the oil filter until the rubber seal contacts the
oil cooler by hand. Then tighten it a 7/6 turn fur-
ther with a band type wrench.
Alternator
1. Install the alternator.
Tightening torque:
Bolt A: 19—26 N m
(1.9—2.6 m-kg, 14—19 ft-lb)
Bolt B: 37—52 N-m
(3.8—5.3 m-kg, 27—38 ft-lb)
2. Install the alternator drive belt, and adjust the belt
deflection. (Refer to page 1C—7)
76G01C-208
1C—88
expert22 ajia http://rutracker.org

WATER PUMP 3B
WATER PUMP
REMOVAL
1. Disconnect the negative battery cable.
2. Turn the crankshaft so that the No. 1 cylinder is at TDC of compression.
3. Drain the engine coolant.
4. Remove in the sequence shown in the figure. 69G03A-025
31—46 N m (3.2—4.7 m-kg, 23—34 ft-lb)
19—26 N-m (1.9—2.6 m-kg, 14—19 ft-lb)
(?) 8—11 N-m (80—110 cm-kg, 69—95 In-lb)
37—52 N-m (3.8—5.3 m-kg, 27—38 ft
55—65 N-m (5.6—6.6 m-kg, 41-48 ft-lb)
(80—110 cm-kg, 69—95 In-lb)
59—69 N-m (6.0—7.0 m-kg, 43—51 ft-lb)
76G03B-006
1. Timing belt (Refer to page 1C—11)
2. Camshaft pulley (Refer to page 1C—36)
3. Injection pump pulley (Refer to page
1C—36)
4. Seal plate
Note
Do not disassemble the water pump body, if a problem is found replace it as a unit.
5. Alternator
6. Water pipe
7. Water hose
8. Water pump body
9. Water pump inlet
3B-7

3B WATER PUMP
INSPECTION
Check the following. Replace the pump if necessary.
1. Cracks or damage
2. Abnormal noise, bearing sticking or loose
86U03X-014
INSTALLATION
Install in the reverse order of removal referring to the
installation note.
Installation Note
Water pump
1. Remove any gasket fragments, dirt or oil from the
contact surfaces.
2. Install the water pump and new gasket so that the
printed side of the gasket faces the water pump.
Tightening torque:
Bolt A: 31—46 N-m
(3.2—4.7 m-kg, 23—34 ft-lb)
Bolt B: 8—11 N-m
(80—110 cm-kg, 69—95 in-lb)
Water pipe
1. Apply a coat of vegetable oil to the O-ring.
2. Install the water pipe.
Tightening torque:
8—11 N-m (80—110 cm-kg, 69—95 in-lb)
3. Connect the water hose.
76G03B-008
Alternator
1. Install the alternator.
Tightening torque:
Bolt A: 19—26
N
m
(1.9—2.6 m-kg, 14—19 ft-lb)
Bolt B: 37—52 N-m
(3.8—5.3 m-kg, 27—38 ft-lb)
2. Install the alternator drive belt and Comprex su-
percharger drive belt, and adjust the belt deflec-
tion. (Refer to page 1C—7)
76G03B-009
3B—8

5
ENGINE ELECTRICAL SYSTEM
OUTLINE 5— 2
STRUCTURAL VIEW 5— 2
SPECIFICATIONS 5— 5
TROUBLESHOOTING 5— 7
BATTERY 5— 8
INSPECTION 5— 8
RECHARGE. 5— 8
SPARK PLUG 5— 9
REMOVAL AND INSTALLATION 5— 9
INSPECTION 5— 9
IGNITION COIL 5—10
INSPECTION 5—10
HIGH-TENSION LEAD 5—10
INSPECTION 5—10
DISTRIBUTOR 5—11
SPARK TEST 5—11
IGNITION TIMING 5—11
SPARK CONTROL 5—12
REMOVAL 5—14
DISASSEMBLY 5—15
INSPECTION 5—16
ASSEMBLY 5—17
INSTALLATION 5—18
H.E.I. TROUBLESHOOTING 5—19
IGNITER (FE DOHC) 5—20
INSPECTION 5—20
ALTERNATOR 5—21
CROSS SECTIONAL VIEW 5—21
CHARGING SYSTEM 5—22
TROUBLESHOOTING 5—23
REMOVAL 5—27
DISASSEMBLY 5—28
INSPECTION 5—32
ASSEMBLY 5—35
INSTALLATION 5—36
V-BELT TENSION 5—37
STARTER (GASOLINE ENGINE
0.85, 0.95 KW TYPE) 5—38
STARTING SYSTEM CIRCUIT 5—38
ON-VEHICLE INSPECTION 5—38
REMOVAL AND INSTALLATION 5—39
DISASSEMBLY AND ASSEMBLY 5—39
INSPECTION 5—40
PERFORMANCE INSPECTION 5—43
STARTER
(GASOLINE ENGINE, 1.4 KW TYPE) 5—45
STARTING SYSTEM 5—45
ON-VEHICLE UNSPECTION 5—45
REMOVAL 5—46
DISASSEMBLY 5—46
INSPECTION 5—49
ASSEMBLY 5—53
CHECKING OPERATION 5—54
INSTALLATION 5—55
STARTER
(DIESEL ENGINE, 2.0 kW TYPE) .... 5—56
STARTING SYSTEM CIRCUIT 5—56
ON-VEHICLE INSPECTION 5—56
REMOVAL AND INSTALLATION 5—57
DISASSEMBLY AND ASSEMBLY 5—57
INSPECTION 5—61
PERFORMANCE INSPECTION 5—64
STARTER
(DIESEL ENGINE, 2.2 kW TYPE).... 5—66
STARTING SYSTEM CIRCUIT 5—66
ON-VEHICLE INSPECTION 5—66
REMOVAL AND INSTALLATION 5—67
DISASSEMBLY AND ASSEMBLY 5—67
INSPECTION 5—71
PERFORMANCE INSPECTION 5—74
QUICK START SYSTEM (QSS) 5-76
COMPONENT LOCATION 5—76
CIRCUIT DIAGRAM 5—76
SYSTEM OPERATION 5—77
TROUBLESHOOTING GUIDE 5—78
CONTROL UNIT 5—79
GLOW PLUG RELAY 5—80
BLOW PLUG 5—80
WATER TEMPERATURE SWITCH.... 5—80
76g05x-001

OUTLINE 5
SPECIFICATIONS
Gasoline Engine
item
Engine
F6 F8 FE
(8 VALVE)
FE (12 VALVE) FE
(DOHC)
Battery
Voltage
Type and capacity
12. Negative ground
(20 hour rate) 34B19L(S) (33 Ah): General 50D20L (50 Ah), 55D23L (60 Ah): ECE
Alternator
Type A.C.
Output V-A 12-70
Regulator type Transistorized (built-in IC regulator)
Regulated voltage 14.1-14.7
Brush length
mm (in) Standard 16.5 (0.650)
Minimum 8.0 (0.315)
Drive belt tension
mm (in)/98 N (10 kg, 22 lb) New: 6-8 (0.24-0.32), Used: 7-9 (0.28-0.35)
Starter
Type Coaxial reduction: Middle East & General (FE • carburetor)
Non-reduction: Others
Output V-kW 12-0.85
Brush length
mm (in)
12-0.95
Standard 17.0 (0.669)
Minimum 11.5 (0.453)

Unleaded fuel
17.0 (0.669)
Others
17.51
Unleaded fuel 11.5(0.453) Others 10,0 (0.394)

12-1.4 12-0.95
17.0 (0.669)
11.5 (0.453)
Ignition timing 6 ± 10 BTDC (Vacuum hose disconnected)

12
±
1° BTDC
(Test connector

grounded)
Distributor
Type Fully transistorized (HEI)
Electronic spark advance
Centrifugal spark advance
(crank angle/engine speed)
degree/rpm
F6
-2-2/1,000 6-10/2,100 14-18/6,100
F8 -2—2/1,000 10-14/2,100 18-22/6,100
FE (8 VALVE)—Carburetor Unleaded fuel
(MTX)-2—2/1,760 12—16/3,360 22—26/5,320 (ATX)-2-2/1,300 12-16/3,360 22-26/5,320
Others
-2—2/1,460 10—14/2,540 22—26/5,540
FE (12 VALVE)—Carburetor -2-2/1,200 10—14/2,400 10—14/4,000 16-20/5,000
FE—Fuel injection (except FE DOHC) -2—2/1,000 10—14/2,600 10—14/4,600 16—20/5,800
Unleaded fuel model 76G05X-503
5-5