Tune-Up Specifications—On-Vehicie - Jeep J-10 Series 1982 Technical & Service Manual

GENERAL SERVICE AND DIAGNOSIS 1A-25
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Tune-Up Specifications—On-Vehicie
CIO
and
Venturi
Vehicle
Trans.
Curb Idle
Speed -
RPM©
Sole-Vac Speed
RPM
Initial Timing
BTDC at Curb
1600 RPM®
With Vacuum
Advance Hose
Disconnected
Distributor
Model
Number
Vacuum
Advance
Mechanism
Centrifugal
Dogrees
Advance
At
2000
Vacuum
- Dogrees
Advance
Spark
Plug
Type
Ar.d
Gap
Set
To
Holding
Solenoid
Energized
Vacuum
Actuator
Energized
Set
To
RPM j
I
258
2V
CJ
Manual
(49-S)
650 ±70 750 ±50 900150
®
8°±1°
3241334 #
8122802 8° 13°
i
!
i
i Refer
Distributor
Curver.
1
i
i
Champion
RFN14LY
(AUcrnatt
FrV14LY>
0.035
incti
(0.033
JO
0.038)
incl>
(0.84)
to
0.97 mm)
Gap
Manual
(Calif.)
- 660 ±70 750 ±50 900 ±50
®
15° ±1° 3231333 8122802
9.5° 13°
Automatic
(49-S)
550 ±70
650 ±50
800 ±50 8°±1° 3241334 8122802 80-13°
Automatic
(Calif.)
550 ±70 650 ±50 800 ±50 15° ±1° 3241333 8122802 9.5°. 13°
Cherokee
Wagoneer
Truck
Manual SO-S) 6O0±70
750 ±50
900150 15° 11°
3241333
8122802
9.5°-13°
Automatic
(50-S)
500 ±70 650 ±50 800 ±50
15° ±1°
Manual
(Hi-ALT)
600 ±70
750 ±50
900 ±50
19° ±1°
3241333 8122802 9.5°-13°
Automatic
(Hi-ALT)
500170 650150 800 ±50 21° ±1° 3241333
8122802 j 9.5°-13°
NOTE: Automatic Adjusted in Drive; Manual in Neutral
©
Sole-Vac de-energized. ®Electronic retard deactivated
• Timing set at curb idle (49S CJ)
81158
CID
and
Venturi
Vehicle
Transmission
Slow Idle
RPM
Initial Timing
at Curb Idle
With Vacuum
Advance Hoae
Disconnected
Distributor
Model
Number
Vacuum
Mechanism
Number
Centrifugal
Dogieeo
Advance at
2000 RPM
Vecuum
Dcpreea
Advance
.Spark
Plug
Set
To
OK
Range
151
2V
CJ
Scrambler
Manual (49-S)
900 800-1000 12° ±1° 1110598
8134116
50.70
Refer To
Distributor
Curves
Type AC
R44TSX
0.060
Inch
(1.52 mm)
Gap
Manual (Calif.) 900 800-1000
8° ±1000
1110598
8134116 5°-7°
Manual (HI-ALT) 900 800-1000
17° ±1° 1110598
8134116
50.70
360
2V
Cherokee
Wagoneer
Truck
Manaul (49-S) 600 550-650
10° ±1° 3233174
8129470 6°-10.5°
RN12Y
(Alt. N12Y)
Gap
0.033
(0.84 mm)
to 0.038
(0.97 mm)
Automatic (49-S) 600 550-650
10° ±1° 3233174
8129470 6°-10.5°
Manual/Automatic
(HI-ALT)
600 550-650
16° ±1° 3233174 8129470
G°-10.5°
NOTE: Automatic Adjusted in Drive; Manual inNeutral. Idle Speed is 500 rpm with solenoid de-energized.
90206