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NOTE: The use of soap is not recommended for 1. Wash out any existing grease, dirt, and corrosion 2. Grease the trailer connector with a lithium-based 31–05 Premier 690 Coupling Inspection IMPORTANT: Before servicing the Premier cou- for complete safety, op- eration, and maintenance instructions. WARNING If at any time the 690 coupling is bound up (jack- The time-in-service of the 294 bolt located in the 690 For a new or replaced 294 bolt: • Record the date of installation. 6 months after installation date: • Remove the 294 bolt. Using dye penetrate or magnetic particle testing along the length of the • If the 294 bolt has no damage, install it and continue to use for another 6 months. • If the 294 bolt is fractured, DO NOT USE. Con- tact Premier Mfg. Co. 1 year after installation date: • Regardless of service duty, replace the 294 bolt with a new one. 1 2 3 f310313a 07/13/2010 4 1. Linch Pin 2. Handle 3. Pintle Hook 4. 294 Bolt Fig. 14, Premier 690 Trailer Coupling Frame and Frame Components 31 31/10 |