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O P E R A T I O N & M A I N T E N A N C E M A N U A L MODEL: DPT-512 S E R I A L N O : 2 5 7 81 M A N U FA C T U R E D A T E : 0 9/ 2 0 21 sales@stinar.com...
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SECTION 4 Introduction October 2021 Section 4-1 October 2021 Section 4-2 October 2021 Parts Order Form October 2021 FIGURES Disabled Passenger Transporter, Model DPT-512 80-83 October 2021 Electrical System 84-89 October 2021 Hydraulic System 90-91 October 2021 Scissors Assembly 92-93...
Section 3 | Maintenance Presents instructions for component maintenance and repair. Section 4 | Parts List Contains a manufacturers’ list, and illustrated part lists for the assemblies, subassemblies, and systems within the unit. Disabled Passenger Lift DPT-512 | 7...
Check all controls and operating functions of the machine in a safe area before starting work • Never allow unauthorized persons around machinery when performing operation functions • A fire extinguisher and first aid kit should be carried in the truck at all times Disabled Passenger Lift DPT-512 | 8...
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Perform no welding, cutting, patching, and such on any load bearing or supporting structure. If such repairs are necessary, contact the Engineering department of Stinar before making any alterations. • Do not mix hydraulic oils of different specifications. Oils may not...
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Know the positions and functions of all controls before attempting to operate. All equipment has limitations. Understand the speed, braking, steering, stability and load characteristics of the unit before starting operation. READ YOUR OPERATOR’S MANUAL! Disabled Passenger Lift DPT-512 | 10...
SECTION 1 | GENERAL INFORMATION & OPERATING PROCEDURES 1.1 | DESCRIPTION The Stinar Disabled Passenger Transporter Model DPT-512, is a truck mounted aircraft service vehicle designed for transporting injured or disabled personnel to and from aircraft. The vehicle consists of a truck chassis cab equipped with a hydraulic scissors lift mechanism capable of elevating the van body to aircraft door threshold heights of 90 to 228 inches (2286 to 5791 mm).
A flow control valve controls the rate of descent of the cylinders. • Scissors are supplied with maintenance stops to hold the scissors in elevated positions for routine maintenance. These are described in Chapter 2, Servicing. Disabled Passenger Lift DPT-512 | 14...
(508 mm x 1092 mm). A roof vent with a 12 VDC electric fan is Roof Vent installed in the van body ceiling. Passenger Seats A bench seat is provided for up to two Disabled Passenger Lift DPT-512 | 15...
12 VDC motor that is powered by the truck's electrical system. It is self- Lift Gate Power System contained, with its own pump, reservoir, hydraulic cylinder, and electrical switches. This system is built into the lift gate structure. Disabled Passenger Lift DPT-512 | 16...
This unit is mounted in the right sidewall of the van. It is powered by the generator set Mini Split Unit while the vehicle is running or not running. Operating controls are located on the unit. Disabled Passenger Lift DPT-512 | 17...
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FILTER PUMP FILL/VENT RESERVOIR HAND PUMP PUMP 2.48 CIR STRAINER 1.5 CU. IN PER CYCLE 15 GPM @ 1470 RPM POWER PACK (1400 RPM ENGINE SPEED) RETURN LINE PTO 1.05:1 SPEEDUP RATIO FILTER 055719B Disabled Passenger Lift DPT-512 | 18...
Filter valve. It has a 10-micron disposable element. Hydraulic Pressure The pressure gauge is calibrated from 0 to Gauge 3000 psi and indicates the system hydraulic pressure at the pump outlet. (inside hydraulic box) Disabled Passenger Lift DPT-512 | 19...
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60.125 in (1524 mm). A lever located on the left side of the truck Lock Valve Release chassis controls two cables that activate the Lever and Cables manual override feature on the lift cylinder lock valves. Disabled Passenger Lift DPT-512 | 20...
System The rear lift gate has its own hydraulic system, separate from the hydraulic system on the truck. It is completely self-contained. This system’s only uses are to raise and lower the lift gate. Disabled Passenger Lift DPT-512 | 21...
This 60 amp. fuse is located inside a fuse holder mounted inside the engine compartment. This fuse provides overload protection to the Stinar installed circuits connected to the Start Circuit Protection truck's HOSAR (Hot On Start And Run) circuit. Fuse This 10 amp.
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The air heating unit for the van body is a 240- volt AC unit which functions only when the Mini Split Unit generator set is running. It is mounted in the van body. Engine/Transmission and Hydraulic Pump Disabled Passenger Lift DPT-512 | 24...
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When one or more stabilizers are down, these switches act through relay K7 and light the stabilizers down indicators in the cab and the van body. Disabled Passenger Lift DPT-512 | 25...
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Rear Lift Gate This 135 amp. circuit breaker provides circuit protection for the lift gate electric motor and Lift Gate Circuit Breaker start solenoid. It is located inside the engine compartment on the right hand side. Disabled Passenger Lift DPT-512 | 26...
The intercom master station is located in the cab. A sub station is located in the van adjacent to the van body control station. The intercom operates on 12-volt power from the truck battery. Disabled Passenger Lift DPT-512 | 27...
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FIGURE 1.1.11 | ELECTRICAL SYSTEM SCHEMATIC (PAGE 1 OF 4) BN/BU BK/OR Disabled Passenger Lift DPT-512 | 28...
SECTION 1 | GENERAL INFORMATION & OPERATING PROCEDURES 1.2 | OPERATION Prior to operating the Stinar Disabled Passenger Transporter, all operators and maintenance personnel should become thoroughly familiar with the instructions given in this manual. They should then be checked out by a qualified instructor before any attempt is made to operate the unit.
Deck lights toggle This 3-way toggle switch controls the switch floodlights above the van body rear door. The intercom sub-station is mounted just to Intercom sub-station the left of the van body control station. Disabled Passenger Lift DPT-512 | 34...
Up/down toggle switch up position will raise the rear gate. Holding lowering the power tailgate. Do- this switch in the down position will lower the ing so can result in severe injury. lift gate. Disabled Passenger Lift DPT-512 | 35...
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FIGURE 1.2.1.3 | VAN BODY CONTROL STATION Disabled Passenger Lift DPT-512 | 36...
The electrically powered hydraulic directional control valve for the lift and stabilizers is equipped with manual release overrides for use when electrical power is not available. See Emergency Operating Procedures at the end of this section for a functional description of these overrides. Disabled Passenger Lift DPT-512 | 37...
9. Check rear lift gate for proper movement and operation. Check to system when it is operated. make sure it is secured in a stable position. Disabled Passenger Lift DPT-512 | 39...
Place cab stabilizers control switch (Figure 1) in up position and can be retracted. hold until stabilizer legs are fully retracted. The red stabilizers down lights will go out when the legs are fully retracted. Disabled Passenger Lift DPT-512 | 40...
7. After the lift gate has been folded up into the vertical position, batteries, start truck engine lower the gate into the travel locks by holding the up/down toggle before operating lift gate. switch in the down position. 8. See Dhollandia operating manual for more information. Disabled Passenger Lift DPT-512 | 41...
4. Pump hand pump until desired height. CLOSE valve #2 (LEFT). Valve #2 MUST remain 2. To LOWER the gate: CLOSED (LEFT) to hold gate at desired height. 1. OPEN valves #1 and #2 (RIGHT) 3. To CLOSE the gate: Disabled Passenger Lift DPT-512 | 42...
10. Raise and stow rear lift gate before driving vehicle. 11. Position vehicle near aircraft. Observe facility regulations and company procedures for approaching and parking near aircraft. 12. Leave engine running. Place transmission in park. Set parking brake. Disabled Passenger Lift DPT-512 | 43...
3. When the body is fully lowered, release lever to reset the emergency body down override on the hydraulic directional valve. Move emergency lowering lever back into its normal position. Disabled Passenger Lift DPT-512 | 44...
Release override lever on stabilizer section of directional control the hand pump if current is valve. This resets the stabilizer directional valve. available for the power pack. Disabled Passenger Lift DPT-512 | 45...
Width Inside 77 in. (1956 mm) Door Opening Height (both) Door Opening Width (both) 36 in. (914 mm) 1.3.3 | Truck Cab and Chassis Manufacturer Ford Motor Company Model F-550 Serial number 25781 1FDUF5GY6KDA09544 Disabled Passenger Lift DPT-512 | 46...
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Manufacturer Ford Type Automatic Speeds 5 speeds, with PTO port Steering Power-assisted Brakes Hydraulic, with ABS 12 VDC, 130 amp. alternator, dual 750 Electrical System CCA/78 amp batteries Recommended Transmission Motorcraft Mercon SP fluid Disabled Passenger Lift DPT-512 | 47...
Model MDL-20 Stinar # Serial # Maximum Load Capacity 2000 lb. (907 kg) Hydraulic Oil Type Chevron Rykon AW32 1.3.6 | Mini Split Unit Air Conditioner/Heater Unit Stinar Part Number 521022 Capacity 4800 Watt Disabled Passenger Lift DPT-512 | 49...
SECTION 2 | SERVICING THE HIGH LIFT TRUCK SECTION 2 | SERVICING THE HIGH LIFT TRUCK This section contains servicing and lubrication information for the Stinar NOTE: Disabled Passenger Transporter. The instructions in this section are Perform all work in...
U.S. gallons (114 liter). Fill the oil tank through the fill cap on top of the tank. overfilling will occur, resulting Follow these guidelines: in possible damage to tank when system is operated. • Always drain and replace hydraulic oil if there is any doubt as to its purity. Disabled Passenger Lift DPT-512 | 51...
See section 2.3 of this chapter for adjustment procedure. 2.1.5.6 | Hydraulic Pressure Switch The hydraulic pressure switch senses when the stabilizers are down and pressurized. It prevents raising the van body unless the stabilizer legs are Disabled Passenger Lift DPT-512 | 52...
• Replace burned out lamps in fixtures. Check the fixtures for security and their basic condition. • Check limit switches for freedom of movement, and the actuating arms for distortion and security. Disabled Passenger Lift DPT-512 | 53...
2.1.9.3 | Scissors Lift fittings. Holes in roller tracks provide access to fittings. Grease fittings on the scissors lift mechanism should be lubricated each week. See the Lubrication table below and Figure 2.1.9.3 for locations of fittings. Disabled Passenger Lift DPT-512 | 55...
2. All limit switches are internally lubricated at the factory and, under normal operating conditions, lubrication will not be required. However, any limit switch exposed to the elements should be kept clean and free of foreign matter for optimum operation and may require infrequent lubrication. Disabled Passenger Lift DPT-512 | 56...
SECTION 2 | SERVICING THE HIGH LIFT TRUCK 2.2 | This section includes troubleshooting information for the Stinar installed systems of the Model DPT-512 Disabled Passenger Transporter. For TROUBLESHOOTING troubleshooting chassis-cab problems, refer to the truck manufacturer’s documentation. The troubleshooting information that follows provides trouble analysis for possible malfunctions.
Foreign object is jamming against the Remove the object. hoist structure. Lift mechanism binding. See above. See above. Maintenance safety Van body will not Remove stops. stops installed. lower. Foreign object jamming Remove object(s). lift structure. Disabled Passenger Lift DPT-512 | 59...
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Insufficient or no See above. hydraulic pressure. Defective directional Repair or replace control valve. valve. Stabilizer legs will not extend or retract. Defective stabilizer lock Repair or replace valve. valve. See Troubleshooting Electrical problem. Electrical System. Disabled Passenger Lift DPT-512 | 60...
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Find and repair leaks. Adjust the flow Lift flow control valve is control by following out of adjustment. the instructions in Lift lowers too fast. Section 2-3. Cylinder seal is Replace the seal. defective. Disabled Passenger Lift DPT-512 | 61...
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Repair or replace. Defective check valve in Repair or replace hand pump line. check valve. See electrical Electrical problem. troubleshooting. Rear lift gate does not function. Lift gate override knob Reset override knob. pushed in. Disabled Passenger Lift DPT-512 | 62...
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FILTER PUMP FILL/VENT RESERVOIR HAND PUMP PUMP 2.48 CIR STRAINER 1.5 CU. IN PER CYCLE 15 GPM @ 1470 RPM POWER PACK (1400 RPM ENGINE SPEED) RETURN PTO 1.05:1 SPEEDUP RATIO LINE FILTER 055719B Disabled Passenger Lift DPT-512 | 63...
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Van body will not raise when a BODY control Stabilizers not down and Fully lower stabilizers. switch is held in the set. UP position. Malfunctioning Repair hydraulic hydraulic pump. pump. Defective maximum Repair or replace height switch. switch. Disabled Passenger Lift DPT-512 | 64...
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Body position limit Clean, repair, or shifted into gear. switch jammed or replace limit switch. defective. Lift gate limit switch Clean, repair, or jammed or defective. replace limit switch. Disabled Passenger Lift DPT-512 | 65...
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Adjust or replace Stabilizer pressure Cab and van switch. See switch improperly stabilizers set adjusted or defective. Chapter 2, Section 3. indicators do not Defective indicator Repair or replace function properly. light. indicator. Disabled Passenger Lift DPT-512 | 66...
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Defective stop switch or Replace switch or Engine does not stop BODY UP indicator is lit. contact. contact. running when STOP switch is pushed in. Relay K2 defective. Replace relay. Disabled Passenger Lift DPT-512 | 67...
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Rear lift gate does not Relay K11 defective. Replace the relay. function. Defective motor Replace solenoid. solenoid. Defective control Repair or replace switch. switch. Defective power pack Repair or replace as motor, valve solenoid, needed. or other component. Disabled Passenger Lift DPT-512 | 68...
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FIGURE 2.2.2 | ELECTRICAL SYSTEM SCHEMATIC (PAGE 1 OF 4) BN/BU BK/OR Disabled Passenger Lift DPT-512 | 69...
1. Loosen the fitting on the highest connection on the downstream side of the pump. 2. Run the hydraulic pump until all the air is released. 3. Tighten the connection and check for fluid leaks. Disabled Passenger Lift DPT-512 | 73...
This is the switch tripping pressure. 5. Turn the adjusting screw until the ohmmeter shows the switch closes at 1000 psi (70 bar). The ohmmeter reading will be zero (or close to zero) when the switch closes. Disabled Passenger Lift DPT-512 | 75...
Repairs should be limited to the repair of components that develop defects or show signs of wear. 3.1 | TRUCK Truck maintenance should be as specified in the truck manufacturer’s manuals. CHASSIS-CAB Disabled Passenger Lift DPT-512 | 76...
Model DPT-512, manufactured by Stinar Corporation. The manufacturer identification list identifies the vendor sources by name, address, and supply code. The parts lists include Stinar manufactured assemblies, subassemblies, and parts, plus detailed breakdowns for selected vendor manufactured parts. Disabled Passenger Lift DPT-512 | 77...
This column indicates the quantity used per assembly. 4.2.2 | Instructions for Ordering Parts and Assemblies Direct all inquiries to: Stinar, LLC 500 Stinar Way, P.O. Box 127, Blooming Prairie, MN 55917 651-454-5112 | sales@stinar.com | www.stinar.com Disabled Passenger Lift DPT-512 | 79...
500 Stinar Way, P.O. Box 127, Blooming Prairie, MN 55917 651-454-5112 | sales@stinar.com | www.stinar.com Print or copy this page and send via email, fax or mail to Stinar, LLC. Please make sure to complete all fields. Note: Part Numbers and Product Illustrations are included in this Manual...
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FIGURE 4.2.1 | DISABLED PASSENGER TRANSPORTER, MODEL DPT-512 (1 OF 2) Disabled Passenger Lift DPT-512 | 81...
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FIGURE 4.2.1 | DISABLED PASSENGER TRANSPORTER, MODEL DPT-512 (2 OF 2) Disabled Passenger Lift DPT-512 | 82...
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30 900006 Door Spring V32526 31 1001160, Rev D Hinge V32526 32 405249 Beacon, Amber LED V32526 33 1000926 Liftgate V32526 34 060284, Rev A Electrical Box V32526 35 050003, Rev B Hydraulic Box V32526 Disabled Passenger Lift DPT-512 | 83...
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Indicator, Amber Van Body UP V32526 9 405270 Indicator, Amber BEACON V32526 10 203466 PTO ON/OFF Push Button V32526 11 405269 Indicator Red Door Open V32526 12 060177 Back-up Camera System Color - w/night vision V32526 Disabled Passenger Lift DPT-512 | 108...
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FIGURE 4.2.12 | VAN BODY CONTROL STATION Disabled Passenger Lift DPT-512 | 109...
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11 400122 Toggle switch, Stop Engine V32526 12 400131 Toggle Switch, Master control V32526 13 400028 Toggle switch flip cover V32526 14 405269 Indicator Red Door Open V32526 15 405271 Indicator Green Generator On V32526 Disabled Passenger Lift DPT-512 | 110...
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FIGURE 4.2.13 | REAR VAN CONTROL STATION Disabled Passenger Lift DPT-512 | 111...
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FIG ITEM # MFG PART # DESCRIPTION CODE 4.2.13-0 PHOTO Van Body Rear Control Station V32526 1 404113 Enclosure V32526 2 400111 Toggle Switch, Van Lights and Rear lights V32526 3 100133 Placard V32526 Disabled Passenger Lift DPT-512 | 112...
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