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TM 10-3930-659-34
3-7.
DCA AND TK MODE TESTING (Con).
Table 3-2. M544E Forklift Truck Test Card.
VTM
VTM
Limits
Measurement
Test
Offset
Operating
Connections
Name
No
Limits
Condition
Required
Min.
Norm
Max.
Units
Engine rpm
Engine Idle
(average)
10
----
Speed
DCA: Cable W1
825
825-875
875
rpm
(average)
Power Test
12
----
Low Engine
DCA: Cable W1
2300
2400-2700
2400
rpm
Idle Speed
Fuel Supply
Engine Idle
Pressure
24
----
Speed
DCA: Cable W1
2
2-8
8
psi
Fuel Filter Pressure
Engine Idle
Drop (pass/fail)
26
----
Speed
DCA: Cable W1
Pass/Fail
Fuel Solenoid
Voltage
27
----
Engine Off
DCA: cable WI
20
20-28
28
V dc
Battery Voltage
67
----
Engine Off
DCA: Cable W1
26
26-29
29
V dc
Starter Motor
Voltage
68
----
Cranking
DCA: Cable W1
20
20-22.5
24.5
V dc
Starter Motor
Solenoid Voltage
70
----
Cranking
DCA: Cable WI
20
20-22.5
24.5
V dc
Starter Motor
Current (average)
71
----
Crank on GO
DCA: Cable W1
100
100-750
1000
amps
Starter Motor
Current (first peak)
72
±225
Crank on GO
DCA: Cable W1
100
100-2000
2500
amps
(peak)
Battery Internal
Resistance
73
±225
Crank on GO
DCA: Cable W1
0
4-15
25
milliohms
Starter Motor Circuit
Resistance
74
±225
Crank on GO
DCA: Cable W1
0
0-15
20
milliohms
Battery Resistance
Change
75
±225
Crank on GO
DCA: Cable W1
0
0-50
100
milliohms/s
ec
Alternator Output
Voltage
82
----
2385 rpm
DCA: Cable W1
27.5
27.5-28.5
28.5
V dc
Alternator Field
Voltage
83
----
2385 rpm
DCA: Cable W1
24
24-28.5
28.5
V dc
Alternator Negative
Cable Voltage
Drop
84
----
2385 rpm
DCA: Cable W1
0
0-0.5
0.05
V dc
3-18
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