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 3500 ENGINE ATTACHMENTS
SPECIFICATIONS
SENDING UNITS
5L7450 Sending Unit (Oil Pressure)
for 24V or 32V systems
Resistance at'
0 kPa (0 psi) ........................................... 0 ohms
140 kPa (20 psi) ................................ 13.5 ohms
550 kPa (80 psi) ................................... 30 ohms
5L7442 Sending Unit (Coolant Temperature)
for 24V or 32V systems
Resistance at:
93C (200 F) .......................... 800 to 900 ohms
ELECTRIC TACHOMETER
3N7288 (Faria No. B-1594-2); Use with 5N8176
Sender Assembly.
Output to input ratio ................................................ 2 to 1
Range
.............................................. 0 to 2500 rpm
Check at normal engine operating speed
Amount of adjustment available (dial reading ......... + 5%
Maximum external circuit resistance ................. 20 ohms
Maximum temperature rating .................... 82C (180 F)
(1)
Adjustment screw
(2)
Sealed cap.
(3)
Rubber washer.
NOTE A maximum of two tachometers can be operated
with one sender assembly.
454
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