Maclean Manta Ray LL-1 Operating Manual Download | Manualshive

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LL-1 Anchor Locking Kit Operating Manual

Summer 2020

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Summary of Contents for Manta Ray LL-1

Page 1: ...P 855 MPS SHIP macleanpower com 481 MUNN RD SUITE 300 FORT MILL SC 29715 LL 1 Anchor Locking Kit Operating Manual Summer 2020 ...

Page 2: ...LL 1FPM 50250 5 32 Hex Driver For adjustment of the Bypass Valve on LL 1FPM 51188 Refer to Drawing E1012 A Page 1 for a pictorial view The Anchor Locking Kit does not include a hydraulic power supply or hydraulic hoses These must be supplied separately The following power units and hoses are designed to power the LL 1 and are available from your Manta Ray Distributor 50382 GPU18 8 CE 18 HP 8 gpm 2...

Page 3: ...alve is in the neutral position If it is desired to hold a constant load then the valve handle must be held in the open position for the duration of the load hold See paragraph 7 RECOMMENDED PROOF TEST METHOD HYDRAULIC RATING HTMA type II HYDRAULIC SAFETY The Control valve on the LL 1FPM 10 ton jack assembly contains a simple hydraulic bypass valve that limits the maximum hydraulic pressure to saf...

Page 4: ...he Adapter setting bar and securely into the tapered top of the LL 1FPM Jack assembly 5 Connect the hydraulic hoses between the hydraulic power supply and the LL 1FPM Jack assembly See paragraph 11 TRAPPED PRESSURE OPERATION CAUTION The LL 1 Anchor Locking Kit is capable of pulling with forces up to 20000 pounds The following precautions must be taken 1 Never apply more than 2000 psi to the unit 2...

Page 5: ... This is called topping out When the jack tops out the load indication on the gauge will increase rapidly to the bypass setting this is a false indication Retract the jack by pulling the valve handle away from the body The tapered Jaws should release by themselves If they do not release tap the side of the tapered top of the jack with a hammer Fully retract the jack Lubricate the outside of the Ta...

Page 6: ...bly on the floor bench or ground without the base plate tapered jaws or adapter setting bar 2 Connect the jack to the same hydraulic power source that will be used in service for locking anchors 3 Start the hydraulic power source and set the throttle at the same position that will be used in service 4 Extend the jack to the top of its stroke Keep the control valve shifted fully to the extend posit...

Page 7: ...aulic flow not activated on power source turn on the flow Hydraulic flow direction backwards Check that the pressure port from hydraulic power supply is mated to the port on the LL 1FPM Valve labeled IN and the return tank port on the power source is mated to the port on the Valve labeled OUT See Drawing 50141 Sheet 1 of 2 for location of the port labels on the valve Jack does not achieve required...

Page 8: ...raulic tools and couplers The three most common sources of trapped pressure are 1 Failure to relieve any trapped back pressure in the tool circuit prior to uncoupling hoses from tools This is avoided by cycling the tool control valves on and off up and down extend and retract etc several times after turning off the hydraulic flow from the power unit but prior to uncoupling 2 Sunlight heating hoses...

Page 9: ...wing 50141 3 Sometimes repeated cycling of the control valve on the LL 1 FPM will reduce the pressure enough to force couplers together 4 Sometimes repeated attempts to connect a coupler will allow enough fluid to leak out that the connection can be made SPARE PARTS Spare parts for the LL 1 Anchor Locking kit are available from your Manta Ray distributor Refer to Drawing E1012 for the major compon...

Page 10: ...P 855 MPS SHIP macleanpower com 481 MUNN RD SUITE 300 FORT MILL SC 29715 ...

Page 11: ...P 855 MPS SHIP macleanpower com 481 MUNN RD SUITE 300 FORT MILL SC 29715 ...

Page 12: ...P 855 MPS SHIP macleanpower com 481 MUNN RD SUITE 300 FORT MILL SC 29715 1 16 2 14 15 5 14 15 17 4 4 4 6 2 4 7 9 7 8 12 11 5 10 4 18 13 6 ...

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