differential MAZDA 626 1987 Repair Manual

TECHNICAL DATA 30
2B. LUBRICATION SYSTEM (DIESEL)
Engine moded Item RF-CX RF-N

Lubrication method Force-fed type

Oil pump

Type Trochoid gear
Gear width
mm
(in) 7 (0.28)
Regulated pressure kPa (kg/cm2,
psi)
510-618 (5.2-6.3, 74-90)
Oil pressure kPa (kg/cm2,psi) 1,000 rpm 147-245 (1.5-2.5, 21-36) Oil pressure kPa (kg/cm2,psi) 3,000 rpm 343—441 (3.5—4.5, 50—64)
Inner rotor tooth
tip to
outer rotor clearance
mm
(in)
Standard 0.2 (0.008)
or
less Inner rotor tooth
tip to
outer rotor clearance
mm
(in) Maximum 0.24 (0.009)
Outer rotor
to
pump body clearance
mm (in)
Standard 0.09-0.184 (0.0035-0.0071) Outer rotor
to
pump body clearance
mm (in) Maximum 0.22 (0.009)
Side clearance
mm
(in) Standard 0.03-0.09 (0.0012-0.0036) Side clearance
mm
(in) Maximum 0.14 (0.006)

Oil filter

Type Combined, paper element
Relief pressure differential kPa (kg/cm2,
psi)
78-118 (0.8-1.2, 11-17)

Oil cooler

Type Water cooled,
10
layer Water cooled,
4
layer

Oil filter body

Regulated pressure kPa (kg/cm2,
psi)
402-481 (4.1-4.9, 58—70)
Oil cooler relief pressure differential kPa (kg/cm2,
psi)
177-216 (1.8-2.2, 26-31)

Oil pressure switch

Activation pressure kPa (kg/cm2,
psi)
20-39 (0.2—0.4, 2.8-5.7)

Engine oil

Capacity liters (US qt, Imp
qt)

Total (drv enaine) 6.1 (6.4, 5.4)
Capacity liters (US qt, Imp
qt)
Oil pan 5.0 (5.3, 4.4) Capacity liters (US qt, Imp
qt)

Oil filter 0.5 (0.52, 0.44)
Grade API service CC CC,
CD

Viscosity number
40°C
or
over (104°F)
or
over SAE
40

Viscosity number
0°C—40°C (32°F—100°F) SAE
30

Viscosity number
-10°C—35°C (15°F—90°F) SAE 15W-40 Viscosity number -10°C—25°C (15°F—77°F) SAE 20W-20 Viscosity number
-25°C—30°C (-18°F—86°F) SAE 10W-30
Viscosity number
-20°C
or
below (4°F
or
below) SAE 5W-30

30—15

30 TECHNICAL DATA
7A. MANUAL TRANSAXLE
Engine model FE DOHC Ffl FE FE
B
valve F8 Item —— Leaded UriBsded Ffl 12 valve Carb. Fl F8 RF-N RF-CX

Transmission
Shift
lever
position Floor shift
Gear ratio
First 3.307
Second 1.833
Third 1.310
Fourth 1.030
Fifth 0.837
1,233
0.970
0.795
0.914

1.161
0.861

0.755 0.680
Reverse 3.166
Oil capacity liters US qt, Imp
qt)
3.35 (3.6, 3.0)
Fluid type
ATF: DEXRON-II
Above 0°F: API GL-4
or
GL-5
SAE80W—90
or
SAE90

Clearance

Clearance
of
lever and reverse idle
gear
mm (in)

Standard 0.1—0.32 (0.004-0.013) Clearance
of
lever and reverse idle
gear
mm (in)
Wear limit 0.5 (0.020)
Clearance
of
shift fork and clutch hub sleeve
mm (in)

Standard 0.2—0.4 (0.008-0.016) Clearance
of
shift fork and clutch hub sleeve
mm (in)
Wear limit 0.5 (0.020)
Clearance
of
synchronizer ring
and

gear
mm
(in)
Standard 1.5 (0.059) Clearance
of
synchronizer ring
and

gear
mm
(in) Wear limit 0.8 (0.021)
Gear thrust clearance
mm (in)
First Standard 0.05—0.28 (0.002-0.011)
Gear thrust clearance
mm (in)
First Limit 0.3 (0.020)
Gear thrust clearance
mm (in)
Second Standard 0.18—0.46 (0.007-0.018)
Gear thrust clearance
mm (in)
Second Limit 0.5 (0.02) Gear thrust clearance
mm (in) Third Standard 0.05-0.20 (0.002-0.008)
Gear thrust clearance
mm (in) Third Limit 0.25 (0.010)
Gear thrust clearance
mm (in)
Fourth Standard 0.17—0.37 (0.0064—0.014)
Gear thrust clearance
mm (in)
Fourth Limit 0.4 (0.016)
Bearing preload
of
primary shaft gear
Primary shaft
0.1-0.25 N-m (1.0-2.5 cm-kg, 0.86-2.18 in-lb) Secondary shaft 0.2-0.4 N-m (2.0—4.0 cm-kg, 1.7-3.4 in-lb)
Bearing preload adjust shim mm (in) 0.25 (0.010), 0.30 (0.012), 0.35 (0.014), 0.40 (0.016), 0.45 (0.018), 0.50 (0.020), 0.55 (0.022), 0.60 (0.024), 0.65 (0.026), 0.70 (0.028), 0.75 (0.030), 0.80 (0.031)

Drive and differential

Final gear
TvDe

Reduction ratio
Side
bearina Dreload

Helical aear
4.1051 3.850 4.1051 3.850
4.150

1.4-2.0 N
m
(14—20 cm-kg, 12-17 in-lb)
Bearing preload adjust shim mm (in)
0.10 (0.004), 0.15 (0.006), 0.20 (0.008), 0.25 (0.010), 0.30 (0.012), 0.35 (0.014), 0.40 (0.016), 0.45 (0.018), 0.50 (0.020), 0.55 (0.022), 0.60 (0.024), 0.65 (0.026), 0.70 (0.028), 0.75 (0.030), 0.80 (0.031), 0.85 (0.033), 0.90 (0.035), 0.95 (0.037), 1.00 (0.039), 1.05 (0.041), 1.10 (0.043), 1.15 (0.045), 1.20 (0.047)
Backlash
of
side aear and
Dinion
aear mm (in) 0-0.1 (0-0.004)

30—26

30 TECHNICAL DATA
Spring name Outer dia. mm (in) Free length mm (in) Wire dia. mm (in)
I
Spring color

Pressure regulator spring 9.5 (0.374) 30.7 (1.209) 0.7 (0.028)
—

Lock-up control spring 7.3 (0.287) 46.2 (1.819) 0.8 (0.031) Blue
Lock-up support spring 6.1 (0.240) 43.5 (1.713) 0.65 (0.026) Blue
OD lock-up spring 7.1 (0.280) 66.5 (2.618) 0.8 (0.031) Red

Model G4A-EL G4A-HL 4-speed)
Item (EC-AT) FE engine F8 engine
Gear assembly

Total end play mm (in) 0.25-0.50 (0.010-0.020)
End play adjust race mm (in) 1.2 (0.047),
1.4
(0.055),
1.6
(0.063),
1.8 (0.071), 2.0 (0.079),
2.2
(0.087)
Idle gear bearing preload N
m
(cm-kg, in-lb) 0.03--0.9 (0.3—9.0, 0.26 -7.8)
Preload adjust shims mm (in) 0.10 (0.004), 0.12 (0.005), 0.14 (0.006), 0.16 (0.0063), 0.18 (0.007), 0.20 (0.008)
Output gear bearing preload N-m (cm-kg, in-lb) 0.03--0.9 (0.3—9.0, 0.26 -7.8)
Preload adjust shims mm (in) 0.10 (0.004), 0.12 (0.005), 0.14 (0.006), 0.16 (0.0063),
0.18 (0.007), 0.20 (0.008), 0.50 (0.020)

Drive and differential

Final gear Type Helical gear Final gear Reduction ratio 3,700
: 1

Side bearing preload N-m (cm-kg, in-lb) 2.9 —3.9 (30-40,
26-
35)
Preload adjust shims mm (in)
0.10 (0.004), 0.12 (0.005), 0.14 (0.006), 0.16 (0.0063), 0.18 (0.007), 0.20 (0.008), 0.50 (0.020), 0.70 (0.028), 1.00 (0.039)
Backlash
of
side gear and pinion
mm (in)
Standard 0.025-0.1 (0.001-0.004) Backlash
of
side gear and pinion
mm (in)
Maximum 0.5 (0.020)
Torque converter distance "A" (Refer to page 7B— 214) mm (in) 25 (0.984)

30-32

TECHNICAL DATA 30
Item Englnejnodel FE engine F6 engine
Gear assembly

Total end play mm (in) 0.25-0.50 (0.010-0.0196)
End play adjust races mm (in) 1.2 (0.047), 1.4 (0.055), 1.6 (0.063), 1.8 (0.071), 2.0 (0.079), 2.2 (0.087)
Idle gear bearing preload N-m (cm-kg, in-lb) 0.03—0.9 (0.3-9.0, 0.26—7.81)
Preload adjust shims mm (in) 0.10 (0.0039), 0.12 (0.0047), 0.14 (0.0055), 0.16 (0.0063), 0.20 (0.0078), 0.50 (0.0196)
Output gear bearing preload Nm (cm-kg, in-lb) 0.03-0.9 (0.3-9.0, 0.26-7.81)
Preload adjust shims mm (in) 0.10 (0.0039), 0.12 (0.0047), 0.14 (0.0055),
0.16 (0.0063), 0.20 (0.0078), 0.50 (0.0196)

Drive and differential

Final gear Type Helical gear Final gear Reduction ratio 3.450
: 1
3.631
: 1

Side bearing preload Nm (cm-kg, in-lb) 2.1- 3.0 (21 -31, 18-27)
Preload adjust shims mm (in) 0.10 (0.004), 0.12 (0.005), 0.14 (0.006), 0.16 (0.0063), 0.18 (0.007), 0.20 (0.008), 0.50 (0.020), 0.70 (0.028), 1.00 (0.039)
Backlash
of
side gear and pinion Standard 0.025-0.1 (0.001- 0.004)
mm (in) Maximum 0.5 (0.020)
Torque converter distance
A
(Refer
to
7C— 118) mm (in) 20 (0.787)

30-35