Procedure to Properly Tighten the Nuts on the Solenoid Studs on Electronic Unit Injectors (EUI){1290, 1408, 1900} Caterpillar

Engine:Commercial All Diesel

Introduction

This special instruction provides the correct torque for the solenoid studs.

Torque Procedure

Illustration 1	g03741175

1. Solenoid studs (1) can be damaged as shown in Illustration 1 when installing an injector.

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Illustration 2	g03741150

2. In order to prevent damage to solenoid studs (1), tighten the nuts on studs (1) to a torque of 2.2 to 2.6 N·m (19.5 to 23.0 lb in).