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Starter Load (Lock) Test

With starter on test bench, lock starter drive pinion. Voltmeter and ammeter readings should be within specification.

STARTER LOAD (LOCK) TEST SPECIFICATIONS

Application Volts Amps
240 Series (1) 7.0 480-560
740, 760 & 780 Series
Bosch GF (1.1 kW) (2) 7.4 480-560
Bosch DW (1.4 kW) 4.5 625-800
Bosch JF (2.0 kW) 4.5 700-880
(1) At 6.0 volts, ammeter reading should be 330-420 amps.
(2) At 6.5 volts, ammeter reading should be 410-490 amps.