Table 4-2. Troubleshooting Chart - Continued
c. Incorrect type V-belt.
c. Use correct V-belt.
d. Fan V-belt worn or burned.
d. Replace V-belt.
e. Align properly.
f. Fan blades loose on hub
f. Tighten capscrews.
g. Replace defective pulley.
h. Fan blade striking V-belt or
h. Adjust blades or replace fan.
i. Unbalanced fan blade assembly,
i. Replace fan.
bent or distorted blades, or
blades with uneven pitch.
11. Engine pings or knocks.
a. Improper ignition timing.
b. Low-grade fuel.
b. Drain tank and refill with proper
12. Large amount or carbon on
a. Improper grade of fuel.
a. Drain and refill with proper grade .
b. Weak spark.
b. Inspect distributor, coil and con-
denser. Replace if necessary
13. Excessive smoke.
a. Fill only to proper level.
Too lean fuel mixture.
15. Excessive fuel consumption.
Engine idles too fast
Distributor points improperly set.
c. Set point opening at 0.020"
d. Defective spark plugs.
e. Clogged air cleaner.
f. Fuel pump diaphragm punctured.
f. Install new pump.
g. Restricted exhaust
g. Remove restrictions (Crimp) or
h. Throttle stopscrew set improperly
h. Adjust stopscrew.
a. Loose manifold connections.
a. Tighten connections.
b. Damaged or improperly installed
b. Install correctly. Replace if
c. Restricted exhaust
a. Remove restrictions (Crimp) or
17. Low fuel pump pressure.
Clogged gasoline tank cap vent.
Fuel pump filter bowl loose.
Clogged fuel pump filter.
Damaged or improperly installed
d. Install properly or replace gasket
e. Leaky fuel lines or fu line
e. Inspect, replace broken pieces
18. No oil pressure.
a. Stop engine immediately and fill to
prescribed level with OE as
shown on lubrication order. In-
spect for oil leaks while operat-
b. Inaccurate oil pressure gage
b. Replace pressure gage. Normal
pressure at idling speed is 20
to 25 pounds and at normal
speed 30 to 40 pounds (para
19. Engine uses too much oil.
a. Oil leak
a. Inspect for oil leaks, especially in
oil filter and cooler connections.