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 TM
5-2420-224-20-1
Table 3-4. Test Parameters
Test
Operating
Max.
Units
No.
Test
Min.
Norm
Conditions
--
rpm
750
700
Engine at idle
10
ENGINE RPM
--
2900
rpm/sec
POWER TEST
Engine
2700
12
running
--
187
%
Cranking
14
100
COMPRESSION
UNBALANCE
--
40
15
psi
FUEL SUPPLY
Cranking
24*
PRESSURE
--
--
--
PASS
Engine
FUEL FILTER
26
PRESSURE DROP
running
--
--
volts
23.5
BATTERY VOLTAGE
Engine
67
stopped
volts
28.0
25.0
Lights on,
24.5
BATTERY VOLTAGE
67
engine at idle
--
--
volts
19.0
Cranking
68
STARTER MOTOR
VOLTAGE
--
--
volt
0.8
Cranking
STARTER NEGATIVE
69
CABLE VOLTAGE
DROP
--
--
volts
70
18.0
Cranking
STARTER SOLENOID
VOLTAGE
--
--
amps
200
71
Cranking
STARTER CURRENT
AVERAGE
--
amps
72*
730
890
Cranking
STARTER CURRENT
FIRST PEAK
--
--
milliohms
25
73
BATTERY INTERNAL
Cranking
--
--
milliohms
23
74
Cranking
STARTER CIRCUIT
--
--
milliohms
75
50.0
BATTERY INTERNAL
Cranking
RESISTANCE CHANGE
volts
28.5
24.8
25.5
Lights on,
82
OUTPUT VOLTAGE
engine at idle
--
--
volt
0.15
84
Engine at idle
NEGATIVE CABLE
VOLTAGE DROP
--
--
volt
84
0.30
Engine
NEGATIVE CABLE
speed
VOLTAGE DROP
1000-1200
rpm
* If fuel pressure transducer is not installed on engine, remove 1/4-in. pipe plug and install
pressure transducer TK item 17. Then perform test TK 50 to determine fuel supply pressure.
3-23
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