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Version 1-2000
November 2000
OPERATION AND MAINTENANCE MANUAL
FOR TX 2, 4, 8, 16, 32
LOW PROFILE HYDRAULIC TORQUE WRENCHES
NOTICE
Series TX-2, TX-4, TX-8, TX-16 and TX-32 Low Profile Hydraulic Torque Wrenches are designed for
installing and removing large bolts having minimal wrench clearance at offshore platforms, power
plants, steel erection sites and other locations requiring precise high torque during bolt makeup and
maximum torque for bolt breakdown.
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WARNING FAILURE TO OBSERVE THE FOLLOWING WARNINGS COULD RESULT IN INJURY USING THE TOOL • Keep hands, loose clothing and long hair away • Use accessories recommended by Aztec Bolting from the reaction arm and working area during Services. operation. Do not attempt to support the tool with • Use only impact sockets and accessories. Do not use your hands during operation. hand (chrome) sockets or accessories. • This tool will exert a strong reaction force. Use • Use only sockes and
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PLACING THE TOOL IN SERVICE NOT allow the tool to react against the hoses, swivels, ADJUSTMENTS or inlets. 3. After having turned the Pump on and presetting the SETTING THE TORQUE pressure for the correct torque, depress the remote After determining the desired torque, use the torque con- control button to advance the Piston Assembly. If the version chart on the Shroud or the torque conversion notch in the piston rod did not engage the Retract Pin in charts on pages 5 and 6 to determ
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TX Series Torque Conversion Chart Bar/N.M. TX-2 TX-4 TX-8 TX-16 TX-32 Hex 3/4" to 1-13/16" 1-7/8" to 2-3/8" All Hex Sizes All Hex Sizes 2-5/8" to 3-15/16" 4" to 4-5/8" 2-7/16" to 4-5/8" 4-11/16" to 6-1/2" Sizes 19 to 46MM 47 to 60MM All Hex Sizes All Hex Sizes 65 to 100MM 105 to 115MM 80 to 115MM 115 to 155MM Bar N.m. N.m. N.m. N.m. N.m. N.m. N.m. N.m. 68 260 285 535 1,125 2,115 2,250 #VALUE! 5,016 82 312 342 644 1,357 2,535 2,700 #VALUE! 6,019 95 365 399 752 1,590 2,955 3,150 #VALU
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TX Series Torque Conversion Chart P.S.I./FT./lbs TX-2 TX-4 TX-8 TX-16 TX-32 Hex 3/4" to 1-13/16" 1-7/8" to 2-3/8" All Hex Sizes All Hex Sizes 2-5/8" to 3-15/16" 4" to 4-5/8" 2-7/16" to 4-5/8" 4-11/16" to 6-1/2" Sizes 19 to 46MM 47 to 60MM All Hex Sizes All Hex Sizes 65 to 100MM 105 to 115MM 80 to 115MM 115 to 155MM P.S.I. ft./lbs. ft./lbs. ft./lbs. ft./lbs. ft./lbs. ft./lbs. ft./lbs. ft./lbs. 1,000 192 210 395 830 1,560 1,660 N/A 3,700 1,200 230 252 475 1,001 1,870 1,992 N/A 4,440 1
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TX-2, TX-4, TX-8 SERIES LINK TX-16, TX-32 SERIES LINK - 6 -
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Part Numbers for Ordering (LINKS) Part TX2 TX4 TX8 TX16 TX32 1 SIDE PLATE - L TX-2-L01 TX-4-L01 TX-8-L01 TX-16-L01 TX-32-L01 2 SIDE PLATE - R TX-2-L02 TX-4-L02 TX-8-L02 TX-16-L02 TX-32-L02 DRIVE PLATE TX-2-L03 TX-4-L03 TX-8-L03 TX-16-L03 TX-32-L03 3 DRIVE PIN TX-2-L05 TX-4-L05 TX-8-L05 TX-16-L05 TX-32-L05 4 5 DRIVE PIN SPRING TX-2-L07 TX-4-L07 TX-8-L07 TX-16-L07 TX-32-L07 6 RATCHET TX-2-L09 TX-4-L09 TX-8-L09 TX-16-L09 TX-32-L09 DRIVE SEGMENT TX-2-L11
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TX-2, TX-4, TX-8 SERIES CYLINDER TX-16, TX-32 SERIES CYLINDER - 8 -
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Part Numbers for Ordering (CYLINDERS) Part TX2 TX4 TX8 TX16 TX32 1 HOUSING TX-2-C01 TX-4-C01 TX-8-C01 TX-16-C01 TX-32-C01 PISTON ROD ASSEMBLY TX-2-C03 TX-4-C03 TX-8-C03 TX-16-C03 TX-32-C03 2 PISTON ROD TX-2-C03-1 N/A N/A TX-16-C03-1 TX-32-C03-1 3 PISTON CAP N/A N/A N/A TX-16-C03-2 TX-32-C03-2 VALVE BALL N/A N/A N/A TX-16-C03-3 TX-32-C03-3 VALVE SPRING N/A N/A N/A TX-16-C03-4 TX-32-C03-4 VALVE HOLLOW LOCK N/A N/A N/A TX-16-C03-5 TX-32-C03-5 4 PISTON SEAL PLATE TX-2-C05 TX-4-
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Maintenance Section NOTICE WARNING The purpose of the Seal Insertion Tool in the Always turn off the power supply, bleed off hydraulic following step is to prevent the End Plug Seal from fluid from the hose connections on the cylinder expanding into the Retaining Ring groove. If the assembly and disconnect the hoses before attempting Tool is not used, place two thin pieces of flat stock at to repair or perform maintenance on this tool. the midpoint of the opening against opposite wal
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unscrew and remove the piston head from the shaft ASSEMBLY with the Piston O-ring (17). 7. Pull the Piston shaft out of the Housing. General Instructions 8. If the Sliders (5) must be replaced, position the Slider 1. Use extra care not to score, nick or damage surfaces Pin (14) over a clearance opening in a soft block and that will contain hydraulic oil under pressure. use a small drift to tap the Pin out of the Sliders and 2. Whenever grasping a tool in a vise, always use shaft.
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9. Wrap the threads of the Swivel Sets (18) with Teflon tape and thread the swivel with the male hose Coupler NOTICE (19) into the center of the End Cap. Thread the Swivel In the following step, an excessive amount of with the female Coupler into the hole in the Housing grease will prevent proper tooth engagement directly above the End Cap. between the Ratchet and the Drive Segment causing the tool to malfunction. Assembly of the TX-2, TX-4, and TX-8 Cylinder 7. Wipe a thin f
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the outer edge of both Sliders or deep enough to 14. Install the Retaining Rings (8) in the housing prevent the shaft ends from dragging on the Housing grooves at the inlet end of the Housing. Install the walls. Rings with the open ends of both rings at the middle 6. Install the Piston O-ring (17) in the internal groove of of the opening and the beveled side of the Rings the Seal Ring (5). toward the End Cap. 7. Install the assembled Seal Ring and Piston O-ring on 15. If an air hose is a
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Troubleshooting Guide Trouble Probable Cause Solution Couplers are not securely attached to Check the Coupler connections and make the tool or pump certain that they are connected. Piston will not advance or Coupler is defective Replace any defective Coupler. retract Defective remote control switch Replace the switch and/or control pendent Dirt in the direction-control valve of Disassemble the pump and clean the the pump unit direction-control valve. Make certain the advance on the pu
