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Related Manuals for NORD-LOCK Superbolt NXT Series
Summary of Contents for NORD-LOCK Superbolt NXT Series
- Page 1 QUICK START GUIDE NXT Multi-jackbolt Tensioner...
- Page 2 Hello! Congratulations on your purchase of the Superbolt NXT Series MJT!
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Page 3: What Is Included
What is included The Multi-Jackbolt Tensioner (MJT) Quick Start Guide User manual Torque guidelines Hardened Nut body Jackbolts washer Required tools Suitable Matching socket, Lubricant torque wrench heavy duty line... - Page 4 Preparation STEP 1 Clean main thread and contact areas, and lubricate well with suitable anti-seize lubricant. STEP 2 Firmly tighten the MJT by hand.
- Page 5 Tightening STEP 1 Tighten 4 jackbolts by hand or using a small wrench to center the main thread and to eliminate backlash. Tighten the jackbolts crosswise. STEP 2 Tighten the same 4 jackbolts crosswise with 50% of the recommended torque.
- Page 6 100% STEP 3 Tighten the same 4 jackbolts crosswise with 100% of the recommended torque. 100% STEP 4 Change to circular tightening and tighten all jackbolts with 100% of the recommended torque.
- Page 7 100% <20° STEP 5 Repeat Step 4 until all jackbolts are equally tightened (less than 20° remaining movement). Normally 2 to 3 passes are sufficient, with long jackbolts requiring additional passes. ATTENTION Loosening requires an exact procedure, found in the User Manual.
- Page 8 Scan the QR code for all NXT info...