Table 4-1. Preventive Maintenance Checks and Services - Continued
Interval
B Before operation A After operation
M Monthly
Operator
Org
D During operaton W Weekly
Q Quarterly
Item
Daily
Number
M
Q
Item to be
Procedure
References
B
D
A
W
inspected
12
X
Fuel System
Adjust the carburetor if required. Replace
(Ref. Ford
Manuals)
unserviceable carburetor.
13
X
Check fuel pump for insecure mountings,
(Ref. Ford
Manuals)
cracks, or leaks. Check gaskets. Re-
place if defective.
14
X
Service the air cleaner. Tighten all loose
(Ref. Ford
Manuals)
connections. Replace defective hoses.
15
X
Inspect fuel tank mounting. Replace
damaged or defective tank. Check all
fuel lines. Replace if defective.
16
X
Adjust governor as required. Replace if
(Ref. Ford
Manuals)
inoperative.
17
X
Service and adjust throttle and choke
(Ref. Ford
Manuals)
controls. Replace any defective parts.
18
X
Replace fuel filter.
(Ref. Ford
Manuals)
19
X
Spark plugs Inspect spark plugs for breaks and
(Ref. Ford
Manuals)
inspect for improper gap Replace
worn or damaged plugs.
20
X
Gages and
Check for broken glass or defective
condition. Replace if broken or
defective.
21
X
Battery
Check electrolyte level and service.
Test battery for proper voltage.
Replace defective battery.
22
X
Shielding system
Inspect electrical leads. Test filter
(para 4-9 thru
capacitor. Replace defective parts.
23
X
Winch
Inspect and adjust winch. Inspect wire
reel. Repair defects In reel. Replace.
24
X
Polesetter
Inspect polesetter.
25
X
Auger, and points. Replace it' excessively worn.
26
X
Feed ram and
Inspect feed ram and leveling cylinder.
cylinder
Check hydraulic connections for
leaks.
27
X
Control handles
Inspect hand controls.
(para. 4-20c )
Table 4-2. TROUBLESHOOTING
Malfunction
Probable cause
Corrective action
1. Starter will not crank engine
a. Battery leads loose or terminals corroded
a. Clean and tighten battery terminals (para 4-29 )
a
b. Battery defective or too weak It, .rank
b. Check electrolyte level and service as
engine
necessary Replace defective battery (para 4-29 ).
a
c. Starter defective
c. Replace starter (Ref. Ford Manuals)
2.
Engine hard to start or fails to start
a. Fuel sediment bowl clogged
a. Service the Fuel sediment bowl (para 4-27)
(Ref. Ford Maintenance/Service
b. Intake air restricted
b. Service the air cleaner
Manuals)
c. Starter switch detective
c. Replace switch
d. Carburetor Improperly adjusted or
d. Adjust or replace carburetor
defective
c. Ignition or spark plug wires loose or
e.
Tighten loose .connection or replace wire
defective
f.
Spark plugs defective
f.
Clean, regap, or replace spark plugs
g. Detective points and/or condenser
g.
Replace points and condenser
3.
Engine misses or runs erratically
a. Carburetor Improperly adjusted or
a.
Adjust or replace carburetor
(Ref. Ford Maintenance/Service
detective
Manuals)
b. Valves require adjustment.
b.
Adjust valves
c. Spark plugs defective.
c.
Clean, regap, or replace spark plugs
4-3