belt MAZDA PROTEGE 1992 Repair Manual

B2 DISASSEMBLY
CYLINDER BLOCK (EXTERNAL PARTS)
1. Disassemble in the order shown in the figure, referring to Disassembly Note.
I
@ma @a% GASST, REPLACE
GASKET,
REPLACE
/
d I @REPLACE
23UOB2-0
1. Water pump
Service ..,....,..,......,.,.,,.....,,.,.......... Section E
2. Timing belt pulley and lock bolt
Disassembly Note . . . . . ..,.,........,. page 82-49
Inspection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 82-65
3. Clutch cover, clutch disc (MTX)
Service . . . , , . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Section H
4. Flywheel (MTX)
Disassembly Note ,.. . . . . . . . . . . . . . . . . . page 82-49
Inspect for wear or damage
5. Backing plate, drive plate, and adapter (ATX)
Disassembly Note . . . . ,., ,..... . . . . . . . page B2-49
6. End plate 7. Oil pan and gasket
Disassembly Note .,.................. page 82-49
Inspect for damage
8. Oil strainer
9. Main bearing support plate (MBSP)
Disassembly Note . . . ., . . . . . ..,.... . . . page B2-50
Inspect for damage
10. Oil pump
Service . . . , . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Section D
11. Front oil seal
Disassembly Note .,.................. page 82-50
12. Rear cover
13. Rear oil seal
Disassembly Note . . . . . . . . . . . . . . . . . . . . page B2-50
B2--48

DISASSEMBLY
23UOW056
03UOB2-073
Disassembly Note
Timing belt pulley
1. Hold the flywheel or the drive plate with the SST or
equivalent.
2. Loosen the pulley lock bolt.
3. Remove the pulley lock bolt.
4. Remove the timing belt pulley.
5. Remove the pulley Woodruff key.
23UOB2-049
Flywheel (MTX)
1. Hold the flywheel with the SST or equivalent.
2. Remove the flywheel lock bolts.
3. Remove the flywheel.
Backing plate, drive plate, and adapter (ATX)
1. Hold the drive plate with the SST or equivalent.
2. Remove the drive plate lock bolts.
3. Remove the backing plate, drive plate, and adapter.
Oil pan
1. Remove the oil pan mounting bolts.
Caution
l Do not force a prying tool between the cylinder
block and the oil pan, which may damage the con-
tact surfaces.
l Do not damage or scratch the contact surfaces
when removing the old sealant.
2. Insert a screwdriver or a suitable tool only at the points
shown in the figure.
3. Remove the oil pan.
82-49

INSPECTION / REPAIR B2
25mm (1 .O in) MIN.
05UOEX-16;
DAMAGE,
WEAR
05UOBX-16
1
s
9
OWOBX-170
O-WOBX-171 .___--__-____--
OSUOBX-172
TIMING BELT
Caution
l Never forcefully twist, turn inside out, or bend the
timing belt.
l Do not allow oil or grease on the belt.
1. Replace the timing belt if there is any oil or grease on it.
2. Check the timing belt for damage, wear, peeling, cracks,
and hardening. Replace the timing belt if necessary.
TENSIONER, IDLER
Caution
l Do not clean the tensioner or idler with cleaning
fluids. If necessary, use a soft rag to wipe them
clean, and avoid scratching them.
1. Check the tensioner and idler for smooth rotation and ab-
normal noise. Replace the tensioner or idler if necessary.
TENSIONER SPRING
1. Measure the free length of the tensioner spring. Replace
the tensioner spring if necessary.
Free length: 58.8mm (2.315 in)
PULLEY
Timing Belt Pulley, Camshaft Pulley
Caution
l Do not clean the pulleys with cleaning fluids. If
necessary, use a soft rag to wipe them clean, and
avoid scratching them.
1. Inspect the pulley teeth for wear, deformation, and other
damage. Replace the pulley if necessary.
B2-65

--
ASSEMBLY B2
2311082-06
2311082.04
1
03UO62-09!
J 2311062-063
4. Hold the flywheel with the SST or equivalent.
5. Tighten the bolts in two or three steps in the order shown.
Tightening torque:
96-l 03 N.m (9.6-10.5 m-kg, 71-76 ft-lb)
Clutch Disc and Clutch Cover (MTX)
1. Install the clutch disc and clutch cover using the SST or
equivalent. (Refer to Section H.)
Tightening torque:
16-26 N.m (1.8-2.7 m-kg, 13-20 ft-lb)
Drive Plate (ATX)
1. Remove the sealant from the drive plate holes in the crank-
shaft and from the drive plate lock bolts.
Caution
l If all the previous sealant cannot be removed from
a bolt, replace the bolt.
l Do not apply sealant if a new bolt is used.
2. Set the adapter, drive plate, and backing plate onto the
crankshaft.
3. Apply sealant to the drive plate bolts and install them.
4. Hold the drive plate with the
SST or equivalent.
5. Tighten the bolts in two or three steps in the order shown.
Tightening torque:
96-103 N.m (9.8-10.5 m-kg, 71-76 ft-lb)
Timing Belt Pulley
1, Reverse the direction of the SST or equivalent on the
flywheel.
2311082.064
B2-77

I32 ASSEMBLY
Qill’ ’ 23UOB2-050
03UOB2-10
2. Install the timing belt pulley.
3. install the pulley Woodruff key with the tapered side toward
the oil pump body.
4. Install the pulley lock bolt.
5. Tighten the pulley lock bolt.
Tightening torque:
157-167 N#rn (16-17 m-kg, 116-123 ft-lb)
Water Pump
1. Remove all foreign material from the water pump mount-
ing surface.
2. Install the water pump and a new gasket.
Tightening torque:
19-25 N.m (1.9-2.6 m-kg, 14-19 ft-lb)
82-78

B2 ASSEMBLY
TIMING BELT
Torque Specifications
7.6-11 N:m
(60-l 10 cm-kg,
69-95 in-lb) \
-kg, 69-95 in-lb)
37-52
(3.8-5.3, 27-38)
157-167 (16-17, 116-123)
?.a--11 N-m
(60-110 cm-kg, 69-95 in-lb) /
12-17 (1.25-1.76, 9-13)
N-m (m-kg, ft-it
03UOB2.1
Idler
1. Install the idler.
Tightening torque:
37-52 N.m (3.8-5.3 m-kg, 27-38 ft-lb)
Tensioner and Tensioner Spring
1. Install the tensioner and the tensioner spring.
2. Temporarily secure the tensioner with the spring fully ex-
tended.
-’
o5uoBx-229
02-84

ASSEMBLY
13EOB2.03
13EOB2-03.
3 1
03UOB2-111
23UOB2-04: 3
Timing Belt
1. Verify that the timing belt pulley mark is aligned with the tim-
ing mark.
2. Verify that the camshaft pulley marks are aligned with the
seal plate marks.
3. Install the timing belt so that there is no looseness at the
idler side or between the camshaft pulleys.
4. Install the pulley boss and pulley lock bolt.
Caution
l Do not turn the crankshaft counterclockwise.
5. Turn the crankshaft two turns clockwise and face the pin
on the pulley boss upright.
6. Verify that the camshaft pulley marks are aligned with the
seal plate marks.
If not aligned, remove the timing belt and repeat from ten-
sioner installation.
7. Turn the crankshaft 1 and 5/6 turns clockwise, and align
the timing belt pulley mark with the tension set mark for prop-
er timing belt tension adjustment.
8. Loosen the tensioner lock bolt to apply tension to the tim-
ing belt.
9. Tighten the tensioner lock bolt.
Tightening torque:
37-52 N-m (3.8-5.3 m-kg, 27-38 ft-lb)
10. Turn the crankshaft 2 and l/6 turns clockwise and verify
that the timing marks are correctly aligned.
B2-85

I 23UOB2-044
82 ASSEMBLY
DEFLECTION CHECKING POlNT
--; 11. Measure the timing belt deflection by applying moderate
oressure (98 N, 10 kg, 22 lb) midway between the two cam-
shaft pulleys.
If the deflection is not correct, repeat from Step 7 above.
Deflection:
9.0-11.5mm (0.35-0.45 in) at 98 N (10 kg, 22 lb)
Timing Belt Cover
1. Install the lower, middle, and upper covers.
Tightening torque:
7.8-11 N.m (80- ,110 cm-kg, 69-95 in-lb)
I 13EOB2-037
82-86
Pulley lock bolt
1. Hold the flywheel (MIX) or drive plate (ATX) with the SST
and tighten the pulley lock bolt.
Tlghtening torque:
157-167 N.m (16-17 m-kg, 116-123 ft-lb)
Cankshaft pully
1. Install the crankshaft pulley.
2. Install the plate.
3. Tighten the pulley bolts.
Tightening torque:
12-17 N-m (1.25-l -75 m-kg, 9-13 ft-lb)
Water Pump Pulley
1. Install the water pump pulley.
Tightening torque:
7.8-11 N*m (80-110 cm-kg, 69-95 in-lb)

ASSEMBLY B2
03UOB2-111
03UOB2-ill
03UOB2-119
No.3 Engine Mount Bracket
1. Install the No.3 engine mount bracket.
Tightening torque:
93-l 17 N-m (9.5-l 1.9 m-kg, 69-86 ft-lb)
Alternator and Drive Belt
1. Install the alternator and loosely tighten the mounting bolts.
2. Install the alternator drive belt.
3. Adjust the drive belt deflections. (Refer to page B2-6.)
Injector and Distribution Pipe Assembly
1. Install the new injector insulators to the cylinder head.
2. Install the injector and distribution pipe assembly to the cyl-
inder head.
Tightening torque:
19-25 N#m (1.9-2.6 m-kg, 14-19 ft-lb)
Intake Manifold Assembly
1. Remove all foreign material from the intake manifold con-
tact surface.
2. Install a new gasket and the intake manifold assembly.
Tightening torque:
19-25 N.m (1.9-2.6 m-kg, 14-l 9 ft-lb)
82-89

INSTALLATION
03UOB2-141
/ 03UOB2-14!
1 03UOB2-150
03UOB2-151
8,’
1
a : :“.;,
.’
s,::, ; i .:.;...
..:.a.. :..,:.
. .
. .
” . : 0 ,.: ::
: .:.. ..,
., ‘:;
.<.,:.,);
‘zi :
I 0311082-152
A/C compressor (If equipped)
1. Install the A/C compressor.
Tightening torque:
24-35 N,m (2.4-3.6 m-kg, 17-26 ft-lb)
2. Tighten the A/C pipe bracket to the engine mount member.
Tightening torque:
6.4-9.3 N-m (65-95 cm-kg, 56-62 in-lb)
P/S oil pump and bracket
1. Install the P/S oil pump and bracket.
Tightening torque:
37-52 N.m (3.8-5.3 m-kg, 27-38 ft-lb)
Drive belt
1. Install the P/S and/or A/C drive belt.
2. Adjust the drive belt deflections. (Refer to page B2-6.)
Radiator and cooling fan assembly
1. Install the radiator and cooling fan assembly.
Tightening torque:
7.8-11 N-m (80-110 cm-kg, 69-95 in-lb)
2. Connect the upper and lower radiator hoses.
Caution
l Position the hose clamp in the original location on
the hose, and squeeze the clamp lightly with large
pliers to ensure a good
fit.
3. Connect the coolant reservoir hose.
4. Connect the cooling fan connector.
5. Connect the oil cooler hose. (ATX)
B2-101