Engine Misses At Low Speed Only; Loss Of Power; Popping Back Through Carburetor; Engine Overheating - Jeep CJ-5 Owner's Manual

ENGINE MISSES AT LOW SPEED ONLY
1. Intermittent now of fuel.
2, Poor ignition or compression.
3. D$tributoi points imprcperly
adjusted or making poor contact.
4 Tn .^ r r F .r r im ind
6. Spark plug points too far
apart (on pull) or too close together
(on idle).
7. Air leak at carbureto. gaskel.
8. Dirt in ctankcase ventilator
USE ONTY 'JEEP' APPROVED SPECIAI. EOUIPMENT
IDENTIFIED BY THIS EMBIEM
1. Faulty cylinder head gasket.
2. Insufficient tappet clearance.
3. One or more impiope.ly
fitted
pistons or piston lings.
4. Valv€s not seating properly.
(The eDgine wiII run but will not
pull the ca. under a heavy load.)
r. Ignition improperly timed.
2. Lack of fuel or carburetor
flooding.
3. Dragging hakes.
4. Ensine overheated because of
LOSS OF POWER
LACK OF COMPRESSION
ENGINE OVERHEATING
lack of oil or wat€r.
5. Poor compression.
6. Improper valve timins.
7. Clutch slippine.
8. Exhaust pipe or mufger ob-
'Jeep' Approved Special Equip
ment is designed to adapt wersatile
'Jeep' vehicles to specialized tasks
or functions. Such equipment is
approved for installation oo 'Jeep'
vehicles after exhaustive tests by
the Witlys eDgineering stafr.
EXHAUSTIVE TESTS
FOR APPROVAL
B€fore any piece of special
equipment is approved for disptay
of the 'Jeep' Approved Special
Equipment emblem, Willys €ngi.
rce.s perform a series of r€search
a The it€m of special equipment
is built to the same hish sta'd-
ar& of 'Jeep' vehicle con-
a The item of special equipment
will more than adequately per-
form the job for which it is
intended.
a Th€ item of special equipment
irutalled on a 'Jeep' vehicle
will in no way lirnit the normal
operation of the 'Jeep' vehicle.
Only when it meets these de
mands will any item of special
equipment display the
'Jeep'
Approved Special Equipment em-
WARRANTY PRESERVED
The owne! can rest assured that
if 'Jeep' Approved Special Equip
ment is installed on his 'Jeep'
vehicle, the warranty under which
the new 'Jeep' vehicle is sold will
remai! ulaltered. There is no loss
of warranty rights for the basic
'Jeep' vehicle when 'Jeep' Ap-
proved Special Equipment is or'
de.ed and installed.
ITEMS OF EQUIPMENT
SHOWN
The followine pages present
pictorially and by description some
of the major items of 'Jeep' Ap'
proved Special EquipmeDt
that
can be ordered. Each iteD is ap'
plicable to certain vehicles and al'
though it may not apply to the
'Jeep'
vehicle covered in this
manual, each item is procurable
lor use with other 'Jeep'vehicles.
The last page of this section pre-
sents an additional listing of more
items of 'Jeep' Approved Special
Equipment. To fulAtl your sp€cifc
n€eds, your nea.est rJeep' vehiclc
dealer is ready to assist Jou by
presenting complete
'Jeepr Ap-
Foved
Special Equipment recom-
AUTIIORIZED EMBLEM
The emblem shown on this page
and the pages followiog is dis-
played
only
on those items of
Special Equipment that hav€
pass€d our stringent engineering
tests. A corstant check is main-
tained by Willys engineers to en'
su.e that these standards are con-
tirually met. Special Equipment
for 'Jeep' vehicles that is approv€d
and carries this emblem is sold ex-
clusiv€ly by 'Jeep' vehicle dealers.
So, LOOK FOR THIS EMBLEM
FOR YOUR ASSURANCE OF
QUALITY
AND DEPEND.
ABILITY.
POPPING BACK THROUGI{ CARBURETOR
(This usually indicates too lean
1. Dirt in the carburetor. (Fuel
pump strainer dirty.)
2. Water in fuel.
3. Inco.rect ignition timing.
,1. IDcorrect valve timing,
5. Inlet walves holding open.
6. Spark ptug vires connected
to incorrect
plugs.
Fidng order
t-3,4-2.
r. Lack of prcper lub.ication.
2. Stoppase ofwater circulation,
faulty thermostat or lack of water.
3. Slipping fan belt.
4. Igrition timine improperly
set; slow or "late".