OTHER HARNESS CHECKS Other wires in the charging system harness need be checked for continuity by use of an ohmmeter or a test light 12 Volt Connect the test so the wire in question is in series in the test circuit I FIELD RELAY CHEEKS AND ADJUSTMENT To check for a faulty relay proceed as follows 1 Connect a voltmeter into the system at the regulator No 2 terminal to ground fig lOc 2 Operate the engine at fast idle 1500 to 2000 rpm and observe voltmeter reading 3 If voltmeter shows zero voltage at regulator check circuit between No 2 terminal on regulator to R terminal on Delcotron SERVICE P GENERATOR REMOVAL AND INSTALLATION Fig 13C 1 Disconnect battery ground cable at battery 2 Disconnect wiring leads at Delcotron I 3 Remove blower belt from Deicotron pulley as de i scribed in Section 6 Tune up 4 Remove three attaching bolts and remove Delcotron from vehicle 5 To install Delcotron position unit to mounting bracket and brace and install attaching bolts 6 Install and adjust blower belt as outlined in Section 6 Tune up 7 Connect wiring harness to rear of Delcotron 8 Connect battery ground cable at battery and check operation of unit PULLEY REPLACEMENT Single Groove Pulley 1 Place 15 16 box wrench on retaining nut and insert a 5 16 allen wrench into shaft to hold shaft while removing nut fig 14c 2 Remove washer and slide pulley from shaft 3 To install slide washer and pulley onto shaft an tighten self locking retaining nut v 0 Fig 13c Delcotron Assembly v N R III SOCKET ADAPTER I III 5 16 ALLEN