User`s Manual
Contents
1. Operating Manual for 4 000 kip Universal Testing Machine 0 PE Check capsule w feeler gages adjust by adding oil Record date and feller gage dimension on the side of the capsule if any changes are made Do not over fill It can change calibration in the head Make sure area is clear inside yellow boundary line Make sure nothing is connected to machine and elevator Example rope instruments pots and wires etc Check 5gallon oil bucket in pump room Turn on all electric amplifiers and meters Turn on air Suggested 1 6 million test range Allow approximately 2 minutes for air to settle out Over Ride Black push button ES Adjust head with Rapid Travel and turn Hydraulic Control Unit switch to Return or Press Remote Box Turn retract too 3 or 4 Once set do not change Figure 1 11 Retract screws 48 meter reading minus 19 1 2 for a starting place Hydraulic Control Unit Switch to Press 13 Remote Box Turn to 3 or 4 Turn speed to 3 or 4 See Figurel Repeat steps 11 and 13 3 times to remove air out of system Check pit for water Compression Example iT yo SMOKING Assuming you are doing a compression test Unlock mechanical lever Pad Lock and choose position up or down Choose between pedestal or specimen and leave a 2 gap Lever should be in the middle or off position See Figure 1 STRAIN INDICATOR HYDRAULIC PUMP WITH2. PRESSURE GAGE FLOOR To close the gap bring it down hydraulically Watch load indicator Have a ground person to guide the operator with guiding onto the specimen or pedestal Example Calibrating a load cell with pedestal You normally take it to maximum of the load cell range 3 times Then calibrate load cell Head can be either fixed or spherical usually fixed Tension Test The hardness of the spuds should be no greater then 35B and a minimum of 6 inches in diameter and a minimum of 24 inches in length It is important that the spuds stick through the grips 1 2 inches minimum to eliminate damage to grips The grips in the lower and upper head should never extend below or above the head but must be adjusted so that when gripping the grips remain within the taper area of the head When adjusting the grips they should receive the same shim sizes on each side to remain in the center It is very important to apply a lot of grease to the shims and the back of grips to aid in removal of the specimens Operating the Grips Upper Head ctrical plug on th machine that opens and closes the upper grips Turn on the grips Using the crane and a cable insert spud through grips 10 LOWER GPS ONLY 2 7 S Once the spud is installed turn the electrical switch for the grips to off Loosen the crane cable don t disconnect At this point the spud should be in place and hanging by the grips Adjust
3. ower head to desired height Reinstall crane 14 15 16
4. upper grips as needed by removing and installing shims Connect the lower spud to the bottom of the specimen 11 Lower Head Grips Hook up air hose and electrical for the lower grips Place blocks under grips For safety place a 4 6 block of wood in the center of the lower head and below the grips The lower grips will travel upward 2 3 inches when the air and electrical is turned on The grips should never extend above or below the head Always adjust so grips remain within the tapered area Load specimen up to 200 000 Ibs if possible To seat the grips 12 There is a red light on the control panel At 200 000 Ibs load turn the red light off and go back to 0 and start testing Lowering and Raising Upper Orange Head Make sure electrical and air hoses are disconnected Clamp T beam MAMA Emm A a a e a E e Clamp beam to crane so that when lifting crane the beam doesn t Remove 6 Ton crani slip out and fall 13 gt no SMOKING Rapid Travers Raise red head within 1 of touching the bottom of the orange head Use the screws or rapid travel to get within 1 Hydraulically use the red head to lift the orange head Install 4ea 1 1 2 studs for orange keys and pull out the 4 keys Do not move the elevator at this time Will crash into key studs Move head to the desired height with the rapid traverse Reinstall keys and remove studs L
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