This manual should be kept at all times with the trailer, jack, hoist or other equip- ment or device(s) with which this Premium Supply product is used or installed. NOTE: Installation of Premium Supply products on your truck or trailer or other equipment may void or affect the truck or trailer or equipment warranty –...
If the following conditions are met, the standard warranty will be extended as stated below if (1) the hydraulic oil is purchased from Premium Supply and (2) all single acting circuits are plumbed with a hy- draulic hose installed on both sides of the cylinder.
Should the product fail, the sole recourse is repair or replacement, as described in the preceding para- graphs. Premium Supply is not liable to any party for direct, indirect or consequential damage(s) resulting from failure of the product. Under no circumstances will Premium Supply be responsible for lost profit, lost savings, damage to other equipment, rental or replacement costs, or other incidental or conse- quential damages arising from use or inability to use the product.
Always read and fully understand all installation and operation manuals before installing or operating this equipment. Contact Premium Supply with any questions. Read all safety signs on the trailer and those included with or stated in this manual.
Always read and fully understand all installation and operation manuals before installing or operating this equipment. Con- tact Premium Supply with any questions. WARNING Overloading a trailer could cause vehicle or trailer component damage resulting in injury or death.
Premium Supply Greenville, Texas HOIST KIT Hydraulic Power Unit Hinge (Styles Vary) Safety Arm Hoist Assembly Safety Arm Cup Safety Arm Storage Bracket Rubber Battery Strap Hydraulic Hose Between HPU and Cylinder Bridon Load Control Hydraulic Fittings Battery Cables Locking Collars...
Premium Supply Greenville, Texas SAFETY ARM INSTALLATION AND USE Always support an unloaded body with the safety arm. The safety arm is meant to support the weight of an unloaded body only. DANGER Being under a raised body could result in serious injury or death should the body unexpectedly descend.
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Premium Supply Greenville, Texas Cup for Safety Arm Weld along this edge Safety Arm Weld along this edge Weld along this edge Safety arm in storage position Page 10...
Premium Supply Greenville, Texas HINGE INSTALLATION NOTE: Style of hinge could vary from that shown. Mount hinge so pad of hinge is level with trailer frame. Center hinge on support and weld hinge to support at all contact surfaces. small hinge grease...
Premium Supply Greenville, Texas HOIST LOCATION ON TRAILER M dimension, see hoist dimension and capacity pages Center hoist assembly on trailer frame Center line of lower hoist pivot 26.5” Max. for 310,416,516,520,616,621 28.0 Max. for 620,625,630 Hoist Model Dimension A PH310 27”...
Premium Supply Greenville, Texas HOIST AND HINGE GREASE POINTS Grease fitting location Grease fitting location Grease fitting location small hinge grease Lubricate the joint with EP3 grease every 6 months Page 14...
All Premium Supply’s liability and warranty will be voided if determined by Premium Supply that substituted hydraulic components (i.e., hydraulic components not provided by Premium Supply as part of the kit) were used and such components were incompatible with components of the kit provided by Premium Supply.
Hoist Cylinder Install vented plug (supplied) in this port. To qualify for extended warranty a hose must be installed here. Contact Premium Supply for instructions. IMPORTANT: Install (supplied) Bridon load control valve at this port of hydraulic cylinder Maximum Hydraulic Flow Rate...
Premium Supply Greenville, Texas Dual Acting HPU Connections Body Up Hose Assy. 110”x3/8 (Supplied) Port “A” On hydraulic power unit 3200 PSI Hoist Body Down Hose Assy. Cylinder 120”x3/8 (Supplied) Port “B” On Hydraulic power unit 1500PSI IMPORTANT: Install (supplied) Bridon...
Mount battery in a weather tight enclosure on the trailer. See additional instructions sup- plied with the HPU for mounting, electrical and hydraulic fluid requirements. It is highly recommended that the trailer battery be kept charged using one of the Pulse- tech products shown on Premium supply website at http://www.premium-supply.com/ Page 18...
Premium Supply Greenville, Texas TRAILER JACK KIT Hydraulic Power Unit Trailer Jack Rubber Battery Strap Hydraulic Hoses Between HPU and Jack Hydraulic Fittings Battery Cables Flow Divider (Dual Jack Kit Only) Page 19...
Premium Supply Greenville, Texas DUAL HYDRAULIC TRAILER JACK INSTALLATION Position hydraulic ports to make hose routing easy Continuous weld both sides of jack 8” Maximum Page 21...
Premium Supply Greenville, Texas DUAL DOUBLE ACTING JACK AND HOIST HPU CONNECTIONS Hoist Cylinder IMPORTANT: Install (supplied) Bridon load control valve at this port of hydraulic cylinder See page 23 Detail A Hoist Cylinder IMPORTANT: Install (supplied) Bridon load control valve at this...
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Premium Supply Greenville, Texas Trailer Jack Connections Detail A Port A1, 3200 PSI Port B1, 1500 PSI Trailer Jack Connections Detail B Port A, 3200 PSI Port B, 1500 PSI Page 23...
Premium Supply Greenville, Texas PH310 HOIST DIMENSIONS AND CAPACITY 37.79 See Page 12 32.14 24.00 8.00 3.00 5.51 3.75 2.05 15.25 4.00 See Page 12 Body Length Overhang Maximum Dump Angle ± 2° M 45° 52.00” 50° 47.00” Page 24...
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Greenville, Texas PH-310 Trailer Hoist Conversion Class A (Capacity in Tons) IMPORTANT: Because of variations in application, the data contained in these tables is provided as a general guide only. PH310 Hoist Capacity (Tons) “A” “B” Dump Angle (Degrees) Body...
Premium Supply Greenville, Texas PH416 HOIST DIMENSIONS AND CAPACITY 61.16 46.83 See Page 12 10.00 3.50 6.97 3.80 5.00 16.75 4.75 See Page 12 Body Length Overhang Maximum Dump Angle ± 2° M 45° 75.00” 50° 68.00” Page 26...
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Premium Supply Greenville, Texas PH-416 Trailer Hoist Conversion Class A (Capacity in Tons) IMPORTANT: Because of variations in application, the data contained in these tables is provided as a general guide only. PH416 Hoist Capacity (Tons) “A” “B” Dump Angle (Degrees)
Premium Supply Greenville, Texas PH516 HOIST DIMENSIONS AND CAPACITY 59.90 46.07 See Page 12 10.00 24.00 3.50 6.83 4.50 4.75 16.75 4.42 See Page 12 Body Length Overhang Maximum Dump Angle ± 2° M 45° 73.00” 50° 66.00” Page 28...
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Premium Supply Greenville, Texas PH-516 Trailer Hoist Conversion Class A (Capacity in Tons) IMPORTANT: Because of variations in application, the data contained in these tables is provided as a general guide only. PH516 Hoist Capacity (Tons) “A” “B” Dump Angle (Degrees)
Premium Supply Greenville, Texas PH520 HOIST DIMENSIONS AND CAPACITY PH520 HOIST DIMENSIONS AND CAPACITY 79.37 52.67 See Page 12 10.00 3.50 6.73 4.50 4.75 6.51 16.75 See Page 12 Body Length Overhang Maximum Dump Angle ± 2° M 45° 97.00”...
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Premium Supply Greenville, Texas PH-520 Trailer Hoist Conversion Class A (Capacity in Tons) IMPORTANT: Because of variations in application, the data contained in these tables is provided as a general guide only. PH520 Hoist Capacity (Tons) “A” “B” Dump Angle (Degrees)
Premium Supply Greenville, Texas PH616-5 & PH616-6 HOIST DIMENSIONS AND CAPACITY 57.47 46.06 See Page 12 10.00 23.88 8.12 6.00 4.75 18.00 5.22 19.50 Body Length Overhang Maximum Dump Angle ± 2° M 45° 70.00” 50° 63.00” Page 32...
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Premium Supply Greenville, Texas PH-616 Trailer Hoist Conversion Class A (Capacity in Tons) IMPORTANT: Because of variations in application, the data contained in these tables is provided as a general guide only. PH616-5 Hoist Capacity (Tons) “A” “B” Dump Angle (Degrees)
Premium Supply Greenville, Texas PH620 HOIST DIMENSIONS AND CAPACITY 69.76 See Page 12 52.98 2.50 23.88 10.00 6.25 6.00 9.75 6.27 23.00 8.06 24.88 Body Length Overhang Maximum Dump Angle ± 2° M 45° 87.00” 50° 78.00” Page 34...
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Premium Supply Greenville, Texas PH-620 Trailer Hoist Conversion Class A (Capacity in Tons) IMPORTANT: Because of variations in application, the data contained in these tables is provided as a general guide only. PH620 Hoist Capacity (Tons) “A” “B” Dump Angle (Degrees)
Premium Supply Greenville, Texas PH621-5 & 621-6 HOIST DIMENSIONS AND CAPACITY 75.08 52.60 See Page 12 10.00 23.88 3.50 7.07 4.75 7.81 5.00 18.00 19.50 Body Length Overhang Maximum Dump Angle ± 2° M 45° 93.00” 50° 84.00” Page 36...
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Premium Supply Greenville, Texas PH-621 Trailer Hoist Conversion Class A (Capacity in Tons) IMPORTANT: Because of variations in application, the data contained in these tables is provided as a general guide only. PH621-5 Hoist Capacity (Tons) “A” “B” Dump Angle (Degrees)
Premium Supply Greenville, Texas PH625 HOIST DIMENSIONS AND CAPACITY 84.51 58.18 See Page 12 10.00 23.88 6.00 8.06 7.06 9.75 6.25 24.00 Body Length Overhang Maximum Dump Angle ± 2° M 45° 105.00” 50° 95.00” Page 38...
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Premium Supply Greenville, Texas PH-625 Trailer Hoist Conversion Class A (Capacity in Tons) IMPORTANT: Because of variations in application, the data contained in these tables is provided as a general guide only. PH625 Hoist Capacity (Tons) “A” “B” Dump Angle (Degrees)
Premium Supply Greenville, Texas PH630 HOIST DIMENSIONS AND CAPACITY 101.44 64.55 See Page 12 10.00 23.88 6.00 8.10 9.75 10.05 6.25 23.88 See Page 12 Body Length Overhang Maximum Dump Angle ± 2° M 45° 128.00” 50° 116.00” Page 40...
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Premium Supply Greenville, Texas PH-630 Trailer Hoist Conversion Class A (Capacity in Tons) IMPORTANT: Because of variations in application, the data contained in these tables is provided as a general guide only. PH630 Hoist Capacity (Tons) “A” “B” Dump Angle (Degrees)
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