MULTIQUIP WHITEMAN PRX Operation Manual
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MULTIQUIP WHITEMAN PRX Operation Manual

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OPERATION MANUAL
MODEL PRX
RIDE-ON POWER FLOAT
(FORD 3.7L DUAL FUEL GAS/PROPANE ENGINE)
Revision #1 (01/05/21)
To find the latest revision of this publication or
associated parts manual, visit our website at:
www.multiquip.com
THIS MANUAL MUST ACCOMPANY THE EQUIPMENT AT ALL TIMES.
PN: 45532

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  • Page 1 RIDE-ON POWER FLOAT (FORD 3.7L DUAL FUEL GAS/PROPANE ENGINE) Revision #1 (01/05/21) To find the latest revision of this publication or associated parts manual, visit our website at: www.multiquip.com THIS MANUAL MUST ACCOMPANY THE EQUIPMENT AT ALL TIMES. PN: 45532...

  • Page 2: Proposition 65 Warning

    PROPOSITION 65 WARNING PAGE 2 — PRX RIDE-ON POWER FLOAT • OPERATION MANUAL — REV. #1 (01/05/21)

  • Page 3: Silicosis/Respiratory Warnings

    SILICOSIS/RESPIRATORY WARNINGS WARNING WARNING SILICOSIS WARNING RESPIRATORY HAZARDS Grinding/cutting/drilling of masonry, concrete, metal and Grinding/cutting/drilling of masonry, concrete, metal and other materials with silica in their composition may give other materials can generate dust, mists and fumes off dust or mists containing crystalline silica. Silica is a containing chemicals known to cause serious or fatal basic component of sand, quartz, brick clay, granite and injury or illness, such as respiratory disease, cancer,...

  • Page 4: Table Of Contents

    TABLE OF CONTENTS PRX Ride-On Power Float Proposition 65 Warning ........... 2 Cooling System Component Locator ..... 72 Silicosis/Respiratory Warnings ........ 3 Cooling System Diagram ........73 Table of Contents ............. 4 Electrical Component Locator ......74–75 Checklists ..............5 MVEC Fuse Box Locator ........

  • Page 5: Checklists

    CHECKLISTS Training Checklist Description Date Read operation manual completely Machine layout, location of components, checking of coolant and hydraulic oil levels Fuel system, refueling procedure Operation of spray and lights Operation of controls (machine not running) Safety controls, safety stop switch operation Emergency stop procedures Startup of machine Maintaining a hover...

  • Page 6: Safety Information

    SAFETY INFORMATION DO NOT operate or service the equipment before reading Potential hazards associated with the operation of this the entire manual. Safety precautions should be followed equipment will be referenced with hazard symbols which at all times when operating this equipment. may appear throughout this manual in conjunction with Failure to read and understand the safety safety messages.
  • Page 7 SAFETY INFORMATION SAFETY DECALS Decals associated with the safe operation of this equipment WARNING Cancer and Reproductive Harm are defi ned below. WARNING This equipment may contain or produce CANCER & chemicals and substances known to cause REPRODUCTIVE HARM www.P65Warnings.ca.gov cancer, birth defects and other reproductive harm.
  • Page 8 „ NEVER use accessories or attachments that are not „ Avoid wearing jewelry or loose-fi tting clothes that may recommended by Multiquip for this equipment. Damage snag on the controls or moving parts as this can cause to the equipment and/or injury to the user may result.
  • Page 9 SAFETY INFORMATION POWER FLOAT SAFETY NOTICE DANGER „ ALWAYS keep the machine in proper running condition. „ Fix damage to the machine and replace any broken „ Engine fuel exhaust gases contain poisonous carbon parts immediately. monoxide. This gas is colorless and odorless, and can cause DEATH if inhaled.
  • Page 10 SAFETY INFORMATION FUEL SAFETY (LPG/PROPANE) NOTICE „ NEVER run the engine without an air fi lter or with a dirty DANGER air fi lter. Severe engine damage may occur. Service the „ NEVER fi ll the propane tank within 25 ft. (7.6 m) of air fi lter frequently to prevent engine malfunction.
  • Page 11 SAFETY INFORMATION BATTERY SAFETY TRANSPORTING SAFETY DANGER CAUTION „ DO NOT drop the battery. There is a possibility that the „ DO NOT allow any person or animal to battery will explode. stand underneath the equipment while it is being lifted. „...
  • Page 12 SAFETY INFORMATION ENVIRONMENTAL SAFETY/DECOMMISSIONING EMISSIONS INFORMATION (GASOLINE) NOTICE NOTICE Decommissioning is a controlled process used to safely The engine used in this equipment is a dual fuel engine retire a piece of equipment that is no longer serviceable. (gasoline/LPG). The gasoline side of the engine has been If the equipment poses an unacceptable and unrepairable designed to reduce harmful levels of carbon monoxide safety risk due to wear or damage or is no longer cost...

  • Page 13: Lifting And Transporting

    Failure to comply with these lifting the parts manual included with your float for part numbers, instructions may result in sling failure and order from your Multiquip parts dealer or importer. and severe personal injury or death. Only qualified personnel with proper training should perform this procedure.
  • Page 14 LIFTING AND TRANSPORTING The Occupational Safety and Health Administration (OSHA) Regulation 29 CFR Part 1926.251 (e)(8)—Removal from service requires that the slings be inspected prior to each use, and removed from service immediately if any of the following conditions are found: „...
  • Page 15 LIFTING AND TRANSPORTING LIFTING PROCEDURE 2. Insert forklift forks through the loops at the ends of the lifting slings (Figure 2). Keep the slings as close to The correct lifting slings (Figure 1) have been supplied with vertical as possible. your float, in accordance to its weight per Occupational 3.
  • Page 16 LIFTING AND TRANSPORTING TRANSPORTING THE FLOAT After the float has been lifted onto a flatbed truck, do the following: INCORRECT 1. Locate the tie-down symbols (Figure 4) on each side of the float. Figure 4. Tie-Down Symbol 2. Attach suitable tie-down straps to the locations marked by the tie-down symbols.

  • Page 17: Specifications

    SPECIFICATIONS Table 2. PRX Float Specifications Table 3. Ford Engine Specifications Operating Weight 4,166 lb. (1,890 kg) Model Ford Power Products CSG-637 Type 3.7-liter, liquid-cooled Dry Weight 3,750 lb. (1,701 kg) Rotors Cylinders Displacement 225.7 CID (3,699 cm³) Rotor Diameter 70 in.

  • Page 18: Dimensions

    DIMENSIONS Table 5. PRX Dimensions Designator Dimension in. (mm) Length 146 (3,808) Width 75 (1,905) Height 67 (1,701) Figure 7. PRX Dimensions PAGE 18 — PRX RIDE-ON POWER FLOAT • OPERATION MANUAL — REV. #1 (01/05/21)

  • Page 19: General Information

    Visit https://www.multiquipparts.com Keep all safety information in good, readable condition. or refer to the PRX parts manual at www.multiquip.com Operators should be well trained on the operation and order a propane tank. maintenance of the float. DIGITAL CONTROLS...
  • Page 20 GENERAL INFORMATION HOW IT WORKS The motor controllers invert back to 3-phase AC and control the speed of two permanent magnet, synchronous, Drive System Overview 3-phase, liquid-cooled drive motors (Figure 8E) through a variable-duty-cycle phase control signal. The PRX is powered by a Ford Power Products CSG-637 V6 gasoline/propane engine (Figure 8A).
  • Page 21 GENERAL INFORMATION GENERATOR 3Ø RECTIFIER CAPACITOR BANK ( - ) INVERTER INVERTER 3Ø 3Ø MOTOR MOTOR Figure 9. PRX Electric Drive System (Block Diagram) PRX RIDE-ON POWER FLOAT • OPERATION MANUAL — REV. #1 (01/05/21) — PAGE 21...
  • Page 22 GENERAL INFORMATION Hydraulic System The hydraulic system serves two functions: „ The hydraulics provide the steering for the float in the „ The hydraulic fluid flushes the planetary gearboxes, same manner and function as all Whiteman Hydrostatic providing active cooling and particulate filtration. Riders.

  • Page 23: Components (Float)

    COMPONENTS (FLOAT) Figure 11. PRX Components 1. Operator’s Seat — Adjustable operator’s seat tilts 9. Headlamps (2) — Front-facing, 30-watt, LED bar lights forward for service access. provide illumination for indoor or nighttime finishing. 2. Grab Bars (2) — Always use a grab bar to lift yourself 10.
  • Page 24 COMPONENTS (FLOAT) Figure 12. PRX Components (Continued) 15. Hood — Open the hood to access the engine 23. Foot Platform — Spacious platform provides easy compartment. access to the operator’s seat and service areas. 16. Control Panel — Includes controls for engine speed, 24.
  • Page 25 COMPONENTS (FLOAT) Figure 13. PRX Components (Continued) 29. Coolant Bottle — Contains the water glycol that 34. Hydraulic Cooler (Steering System) — A single heat cools the electric drive system. Holds up to 4 quarts exchanger with a serviceable magnetic filter maintains (3.79 liters) of coolant.
  • Page 26 COMPONENTS (FLOAT) 38 40 Figure 14. PRX Components (Continued) 38. Steering Control Handles (2) — Located to the left 43. Coolant Pump — Circulates the water glycol that cools and right of the operator, these dual palm-grip joysticks the electric drive system. are linked to five hydraulic steering cylinders.

  • Page 27: Components (Engine)

    COMPONENTS (ENGINE) Figure 15. Ford Engine Components 1. Radiator Degas Tank — Provides for thermal 8. Oil Pan — Holds a maximum of 6 quarts (5.7 liters) expansion and venting of engine coolant. Remove the of engine oil. filler cap to add engine coolant. 9.
  • Page 28 COMPONENTS (ENGINE) 25 26 Figure 16. Ford Engine Components (Continued) 14. Engine Control Unit (ECU) — Communicates with 21. Muffler/Catalytic Converter — Reduces noise and emissions. NEVER touch the muffler while the engine engine sensors and actuators to ensure optimal engine performance.

  • Page 29: Components (Control Panel)

    COMPONENTS (CONTROL PANEL) Figure 17. Digital Display and Control Panel 1. Digital Display — 3.5-inch LCD color display provides 12. Steering Sensitivity Button — Press to display the information such as rotor speed, fuel selection, fuel steering sensitivity adjustment screen. level, engine and machine faults, engine speed, and 13.

  • Page 30: Setup

    SETUP BATTERY 3. Connect the two positive (RED) battery cables to the positive (+) terminals on the battery, then connect CAUTION the three negative (BLACK) battery cables to the negative (–) terminal. See Figure 19. Use all safety precautions specified by the battery manufacturer when handling the battery.

  • Page 31: Inspection

    INSPECTION ENGINE OIL 5. Determine if engine oil is low. Oil should be between the upper and lower marks (Figure 23) on the dipstick. 1. Make sure the float is on a secure, level surface with FULL the engine stopped. LIMIT 2.
  • Page 32 INSPECTION ENGINE COOLANT HYDRAULIC OIL 1. Make sure the float is on a secure, level surface with The hydraulic oil level is monitored by a level switch located the engine stopped and the hood open as shown in inside the hydraulic oil reservoir. The operator will be Figure 21.
  • Page 33 INSPECTION ELECTRIC DRIVE SYSTEM COOLANT FUEL CHECK (GASOLINE) (WATER GLYCOL) DANGER The drive system coolant level is monitored by a level Gasoline fuel is highly flammable and can be switch located inside the drive system coolant bottle. The dangerous if mishandled. operator will be notified on the digital display when the NEVER smoke while refueling.
  • Page 34 INSPECTION 4. Press the fuel selector button (Figure 29) to select 6. If fuel is low, remove the fuel filler cap (Figure 31) and the gasoline fuel system. The selected fuel system is fill the tank with unleaded 87 or 89 octane gasoline. DO NOT overfill.
  • Page 35 INSPECTION FUEL CHECK (PROPANE) STRAP 1. Make sure the float is on a secure, level surface with PROPANE TANK the engine stopped. LPG SHUTOFF VALVE FILL PORT 2. Turn the LPG shutoff valve (Figure 32) clockwise until closed. LPG LINE NOZZLE LATCH LPG SHUTOFF...

  • Page 36: Operation

    OPERATION The following section is intended to assist the user with the 3. Turn the ignition key clockwise to the ON position operation of the PRX ride-on power float. It is extremely (Figure 35). The digital display will turn on and the important to read this section carefully before attempting main screen (Figure 36) will appear on the display.
  • Page 37 OPERATION 5. Press the RPM button to view the maximum rotor 9. If the fault icon (Figure 40) on the digital display turns speed adjustment screen on the digital display on (AMBER or RED), shut down the engine and correct the problem. Press the F1 button to view active (Figure 38).
  • Page 38 OPERATION CONTROLLING ENGINE SPEED Table 7 illustrates the various directional positions of the joysticks and their effect on the movement of the float. Do any of the following to raise engine speed to operating NOTICE speed (3,200 rpm) from idle (900 rpm): All directional references with respect to the joysticks „...
  • Page 39 OPERATION The foot pedal (Figure 42) controls rotor speed. The 4. Practice maneuvering the float using the information in position of the foot pedal determines the rotational speed Table 7. Practice controlled motions as if finishing a slab of the rotors. Slow rotor speed is obtained by slightly of concrete.
  • Page 40 OPERATION CRUISE CONTROL NOTICE Engaging cruise control will set and maintain rotor speed. Cruise Control Safety Interlocks The cruise control feature allows an operator to release the Cruise control will be disabled if the following occurs: foot pedal during operation and adjust rotor speed using the digital controls.
  • Page 41 OPERATION SERVICE REMINDERS THERMAL MANAGEMENT MODE Thermal Management mode automatically reduces rotor After the initial 25 hours of operation, the digital display will show a warning message indicating that machine service speed if either the engine coolant or electric drive system is required (Figure 48).
  • Page 42 OPERATION Phase 1 If the temperature does not stabilize and reaches a critical level, the red fault icon (Figure 52) will turn on, indicating During Phase 1 of Thermal Management mode, the immediate shutdown is necessary. thermal management indicator (Figure 50) will blink once per second and rotor speed will derate every two minutes.
  • Page 43 OPERATION REMOVING THE FLOAT FROM A CONCRETE PAD NOTICE Care should be taken to prevent damage to a concrete DO NOT engage the seat switch by sitting in the pad surface while removing the float from the pad. This operator’s seat. The rotors will not turn if an operator procedure requires at least two people—one to operate is in the seat while a drive bypass switch is pressed.

  • Page 44: Maintenance

    MAINTENANCE Table 10. Maintenance Schedule Periodic Maintenance Interval Every Every Every Every Every Every Check Item Daily 1,000 1,500 2,000 Hours Hours Hours Hours Hours Hours General Maintenance Visually inspect for fluid leaks Check engine oil level Check engine coolant level After the first 25 machine hours, then every 400 engine hours Change engine oil and filter Every 200 hours, or every 100 hours in a dusty environment...
  • Page 45 MAINTENANCE Table 11. Maintenance Schedule (Continued) Periodic Maintenance Interval Every Every Every Every Every Every Check Item Daily 1,000 1,500 2,000 Hours Hours Hours Hours Hours Hours Fuel System Maintenance Check gasoline fuel filter Check LPG fuel filter Drain LPG vaporizer oil buildup Inspect fuel lines for leaks Inspect air induction for leaks After the first 50 hours, then every 100 hours...
  • Page 46 MAINTENANCE 3. Remove and set aside the nyloc nut and flat washer CAUTION securing the air cleaner to the air box (Figure 56). Certain maintenance operations or machine adjustments require specialized knowledge and skill. Attempting to perform maintenance or adjustments without the proper knowledge, skills or training could result in equipment damage or injury to personnel.
  • Page 47 MAINTENANCE Air Cleaner Installation RADIATOR 1. Using a magnetic pick-up tool, insert the hex head 1. Check the radiator for leaks that would indicate bolt that was removed earlier through the hole in the corrosion or damage. air cleaner from the inside (Figure 57). 2.
  • Page 48 MAINTENANCE Drive Belt Inspection 2. If there is a large amount of contamination on the fins, clean and rinse them thoroughly with tap water and Visually inspect the front end accessory drive belt detergent. (Figure 59) every 200 hours of use. Replace the belt if it is NOTICE damaged or excessively worn.
  • Page 49 MAINTENANCE Belt Tension OIL FILLER The fan belt (Figure 60) and front end accessory drive belt are both automatically tensioned and do not require DIPSTICK adjustment. Figure 61. Engine Oil Components 3. Fully insert the dipstick then remove it again. 4.
  • Page 50 MAINTENANCE Changing Engine Oil and Filter Change the engine oil and filter after the first 25 hours of operation (machine hours), then every 400 engine hours thereafter. Refer to Table 6 for recommended oil viscosity. NOTICE ALWAYS drain the engine oil while the oil is warm. ENGINE OIL DRAIN VALVE C O O L A N...
  • Page 51 MAINTENANCE 7. Clean the sealing surface where the filter mounts onto NOTICE the engine. NEVER store the float with fuel in the tank for an 8. Coat the seal of the new oil filter (Figure 66) with clean extended period of time. Completely drain the fuel engine oil.
  • Page 52 MAINTENANCE SPARK PLUGS NOTICE 1. Make sure the engine is cool before servicing the Use 10-micron absolute synthetic media filters when spark plugs. replacing the hydraulic oil filter. 2. Loosen the spark plugs and remove any dirt from Draining the Hydraulic Oil around the spark plug area.
  • Page 53 MAINTENANCE Magnetic Filter 4. When replacing the O-ring, be sure to lightly coat the new O-ring with clean lubricating oil (Figure 73). A serviceable magnetic filter (Figure 71) is connected directly to the inlet of the steering system hydraulic cooler. Be sure to clean the magnetic filter when servicing the hydraulic system.
  • Page 54 MAINTENANCE 2. Press the F1 button (Figure 75A) to view the 6. Press the Down Arrow button (Figure 78A) to highlight Adjust menu. True, then press the Up Arrow button (Figure 78B) to highlight False. Press the OK button (Figure 78C). Figure 75.
  • Page 55 MAINTENANCE Draining the Electric Drive Coolant 5. Remove the coolant filler cap (Figure 80) and add coolant up to the upper limit line on the bottle. Use only 1. Loosen the two hex flange bolts securing the prediluted 50/50 coolant which meets the requirements bottommost front left step (Figure 63) to the frame.
  • Page 56 MAINTENANCE Float Pan Removal Float Pan Installation 1. Make sure the float is on a secure, level surface with This procedure will require at least two people—one to the engine stopped. operate the forklift and one to rotate and secure the pan to the spider.
  • Page 57 MAINTENANCE 2. Align the float pan drive mounts as close as possible 4. Secure the spider drive bars to the pan drive mounts with the spider drive bars (Figure 83). Lower the using four wire-lock hitch pins (Figure 85). float slightly and check the alignment between the WIRE-LOCK drive mounts and drive bars.
  • Page 58 MAINTENANCE BATTERY 1. Check and clean the battery terminals for corrosion. 2. Check the manufacturer’s recommendations for maintaining and charging the battery. 3. Disconnect all three negative (–) battery terminals when storing the unit. If the unit will be stored where the ambient temperature will drop to –15°C or less, remove and store the battery in a warm, dry location.

  • Page 59: Troubleshooting

    TROUBLESHOOTING Troubleshooting (Trowel) Symptom Possible Problem Solution Other problems? Check seat function with the electronic service tool. Seat switch is not functioning. Loose wire connections? Check wiring. Replace as necessary. Bad contacts? Replace seat cushion (contains the switch). Make certain pans are undamaged and in good Pans? condition.
  • Page 60 TROUBLESHOOTING Troubleshooting (Engine) Symptom Possible Problem Solution Spark plug bridging? Check gap, insulation or replace spark plug. Carbon deposit on spark plug? Clean or replace spark plug. Short circuit due to defi cient spark plug Check spark plug insulation, replace if worn. insulation? Improper spark plug gap? Set to proper gap.
  • Page 61 TROUBLESHOOTING FAULTS Engine and machine faults can be viewed by pressing the F1 button (Figure 89). See Table 12–Table 19 The PRX is equipped with a digital control panel and display for a comprehensive list of active fault codes and that communicates with the Engine Control Unit (ECU) countermeasures.
  • Page 62 TROUBLESHOOTING Table 12. Engine Fault Codes Fault Index Description DTC 108: MAP pressure high DTC 107: MAP voltage low DTC 118: ECT voltage high DTC 117: ECT voltage low DTC 116: ECT higher than expected stage 1 DTC 113: IAT voltage high DTC 112: IAT voltage low DTC 2229: BP pressure high DTC 129: BP pressure low...
  • Page 63 TROUBLESHOOTING Table 13. Engine Fault Codes (Continued) Fault Index Description DTC 1153: Closed-loop NG high 4236 DTC 1154: Closed-loop NG low 4236 DTC 174: Adaptive-learn gasoline bank2 high 4239 DTC 175: Adaptive-learn gasoline bank2 low 4239 DTC 1161: Adaptive-learn LPG high 4237 DTC 1162: Adaptive-learn LPG low 4237...
  • Page 64 TROUBLESHOOTING Table 14. Engine Fault Codes (Continued) Fault Index Description DTC 341: CAM input signal noise DTC 336: CRANK input signal noise DTC 16: Crank and/or cam could not synchronize during start DTC 606: Microprocessor failure - COP DTC 1612: Microprocessor failure - RTI 1 DTC 1613: Microprocessor failure - RTI 2 DTC 1614: Microprocessor failure - RTI 3 DTC 1615: Microprocessor failure - A/D...
  • Page 65 TROUBLESHOOTING Table 15. Engine Fault Codes (Continued) Fault Index Description DTC 1176: MegaJector internal actuator fault detection 520260 DTC 1177: MegaJector internal circuitry fault detection 520260 DTC 1178: MegaJector internal comm fault detection 520260 DTC 1131: WGP voltage high 1192 DTC 1132: WGP voltage low 1192 DTC 236: TIP active...
  • Page 66 TROUBLESHOOTING Table 16. Engine Fault Codes (Continued) Fault Index Description DTC 1633: PWM2-Gauge2 open / ground short DTC 1634: PWM2-Gauge2 short to power DTC 1635: PWM3-Gauge3 open / ground short DTC 1636: PWM3-Gauge3 short to power DTC 1637: PWM4 open / ground short DTC 1638: PWM4 short to power DTC 1639: PWM5 open / ground short DTC 1640: PWM5 short to power...
  • Page 67 TROUBLESHOOTING Table 17. Engine Fault Codes (Continued) Fault Index Description DTC 1547: AUX analog Pull-Up/Down 4 high voltage DTC 1548: AUX analog Pull-Up/Down 4 low voltage DTC 1665: PWM8 open / ground short 2646 DTC 1666: PWM8 short to power 2646 DTC 1669: PWM9 open / ground short 2647...
  • Page 68 TROUBLESHOOTING Table 18. Machine Fault Codes Parameter Name FMI Fault Conditions Fault Reactions Red stop lamp, steering pressure high Sensor voltage output > 4.5VDC and fuel level high MCU 5V Supply A 3509 Red stop lamp, steering pressure low Sensor voltage output < 4VDC and fuel level low MCU temperature >...
  • Page 69 TROUBLESHOOTING Table 19. Machine Fault Codes (Continued) Parameter Name FMI Fault Conditions Fault Reactions All Sevcon controllers shut down, LC Status Code 13 (critical error) rotors disabled, key cycle required Amber warning lamp, thermal mgmt. on high, 170° ≥ Temperature cruise control disabled LC Motor Temperature 11802...

  • Page 70: Hydraulic Component Locator

    HYDRAULIC COMPONENT LOCATOR PAGE 70 — PRX RIDE-ON POWER FLOAT • OPERATION MANUAL — REV. #1 (01/05/21)

  • Page 71: Hydraulic System Diagram

    HYDRAULIC SYSTEM DIAGRAM LEFT REAR HYDRAULIC CYLINDER HS17 HS28 MAGNETIC HEAT FILTER EXCHANGER HS16 HS15 HS22 HS29 HS14 TEMPERATURE SENSOR LEFT-SIDE GEARBOX HYDRAULIC LEFT FRONT LEFT-HAND HS20 TANK HYDRAULIC STEERING BOTTOM CYLINDER VALVE TO CYCLONE RESERVOIR RIGHT FRONT HYDRAULIC CYLINDER PRESSURE TRANSDUCER HS13...

  • Page 72: Cooling System Component Locator

    COOLING SYSTEM COMPONENT LOCATOR PAGE 72 — PRX RIDE-ON POWER FLOAT • OPERATION MANUAL — REV. #1 (01/05/21)

  • Page 73: Cooling System Diagram

    COOLING SYSTEM DIAGRAM COOLANT TANK RIGHT-SIDE CHECK HS43 LEFT-SIDE VALVE CHECK VALVE RIGHT-SIDE MANIFOLD HS41 HS42 RIGHT-SIDE LEFT-SIDE HEAT HEAT EXCHANGER EXCHANGER HS37 LEFT-SIDE RIGHT-SIDE GENERATOR MOTOR MOTOR HS44 DRAIN VALVE HS30 HS36 HS39 HS33 FILL PORT RECTIFIER LEFT-SIDE RIGHT-SIDE CONTROLLER CONTROLLER FILL...

  • Page 74: Electrical Component Locator

    ELECTRICAL COMPONENT LOCATOR PAGE 74 — PRX RIDE-ON POWER FLOAT • OPERATION MANUAL — REV. #1 (01/05/21)
  • Page 75 ELECTRICAL COMPONENT LOCATOR Table 20. Addressing Resistors Reference Connects Resistor Harness Designator Between Address P1:4 and Main Resistor 0 P1:20 Address Right P3:6 and Resistor 3 Console P8:8 PRX RIDE-ON POWER FLOAT • OPERATION MANUAL — REV. #1 (01/05/21) — PAGE 75...

  • Page 76: Mvec Fuse Box Locator

    MVEC FUSE BOX LOCATOR UN-SWITCHED POWER REFERENCE SWITCHED POWER REFERENCE POWER RELAY MODULE POWER RELAY MODULE BATT BATT TABLE 2. CAN CONNECTOR PIN CALL-OUTS, FUSE BOX J3 PIN NO FUNCTION F7 F8 VBATT RELAYS POWER REF. MVEC FUSE 30 25 COOLER HORN VEHICLE GND.

  • Page 77: +12 Vdc Power/Ignition Wiring Diagram

    +12 VDC POWER/IGNITION WIRING DIAGRAM RED 8 AWG START CIRCUIT DT06-2S FORD 637 ENGINE DIODE LIGHT BLUE/ RED 8 AWG PINK18 AWG MVEC FUSE BATT BATT ECU I/0 +12 VDC PWR BUS UN-SWITCHED PWR. ENGINE INTERFACE F11 10A CONNECTOR START (42-PIN) PIN 15 7C3T-14A624...

  • Page 78: Generator Controller Wiring Diagram

    GENERATOR CONTROLLER WIRING DIAGRAM SEVCON SIZE 8 GEN CONTROLLER 776164-1 UT0W61419SH GENERATOR 776164-1 UT0W61419SH BLUE 20 AWG +SIN +SIN GENERATOR BLK 20 AWG SEVCON SIZE 8 -SIN -SIN GEN CONTROLLER GRN 20 AWG +COS +COS BLK 20 AWG -COS -COS BLK 20 AWG -GEN EXCITATION -GEN EXCITATION...

  • Page 79: Capacitor Box Wiring Diagram

    CAPACITOR BOX WIRING DIAGRAM CAPACITOR DISCHARGE POS. RESISTOR RAIL BLK 16 AWG CAPACITOR HARNESS PORT DISCHARGE RELAY CAPACITOR DISCHARGE 194180008 194290033 CAPACITOR RELAY DISCHARGE RELAY FROM GND. BOTTOM BUS BAR BLK 16 AWG J2-8 VIEW RED 16 AWG POS. RAIL TO CAPACITOR BOX RED 12 AWG POS (+) BUS BAR...

  • Page 80: Left-Side Motor Controller Wiring Diagram

    LEFT-SIDE MOTOR CONTROLLER WIRING DIAGRAM NOTE: SEVCON WAKEUP RELAY FOR WIRE CONNECTIONS REFERENCE CAPACITOR BOX BOTTOM VIEW WIRING DIAGRAM CONTROLLED REFERENCE MVEC FUSE BY CAN BUS BOX LOCATOR FOR LOCATION OF RELAYS AND FUSES CONFIGURATION 64320-3311 SEVCON SUPRESSION WAKEUP RESISTOR RELAY #3 LEFT-SIDE MOTOR CONTROLLER...

  • Page 81: Right-Side Motor Controller Wiring Diagram

    RIGHT-SIDE MOTOR CONTROLLER WIRING DIAGRAM NOTE: SEVCON WAKEUP RELAY FOR WIRE CONNECTIONS REFERENCE CAPACITOR BOX BOTTOM VIEW WIRING DIAGRAM CONTROLLED REFERENCE MVEC FUSE BY CAN BUS BOX LOCATOR FOR LOCATION OF RELAYS AND FUSES CONFIGURATION 64320-3311 SEVCON SUPRESSION WAKEUP RESISTOR RELAY #3 RIGHT-SIDE MOTOR CONTROLLER...

  • Page 82: Seat Switch Wiring Diagram

    SEAT SWITCH WIRING DIAGRAM RED 8 AWG +12 VDC SWITCHED POWER FROM POWER RELAY MVEC FUSE MODULE BATT BATT +12 VDC PWR BUS F9 5A J1-E 32006-A22 RED/GREY 18 AWG MC43 CONTROLLER +12 VDC INPUT TO SEAT SWITCH GREY/BLK 18 AWG SEAT SWITCH 96526A-BK...

  • Page 83: Fuel Selector Switch Wiring Diagram

    FUEL SELECTOR SWITCH WIRING DIAGRAM RED 8 AWG +12 VDC SWITCHED POWER FROM POWER RELAY FORD 637 ENGINE MVEC FUSE MODULE BATT BATT +12 VDC PWR BUS ECU I/0 F10 5A ENGINE INTERFACE CONNECTOR 7C3T-14A624 (42-PIN) J1-G FUEL SWITCH PIN 7 32006-A22 FUEL SELECTOR SWITCH...

  • Page 84: Spray Wiring Diagram

    SPRAY WIRING DIAGRAM RED 8 AWG +12 VDC SWITCHED POWER FROM POWER RELAY MVEC FUSE MODULE BATT BATT +12 VDC PWR BUS F13 20A J2-E GND BUS BAR 32006-B22 BLK 16 AWG RED 18 AWG J2-8 RIGHT SPRAY RIGHT PUMP SPRAY SWITCH LEFT SPRAY SWITCH...

  • Page 85: Lights Wiring Diagram

    LIGHTS WIRING DIAGRAM MULTIFUNCTION FRONT SWITCH +12 VDC SWITCHED NOTE: POWER FROM 8 AWG REFERENCE TABLE 1 POWER RELAY FOR MC43 CONTROLLER PIN CALL-OUTS MODULE REFERENCE MVEC FUSE BOX LOCATOR FOR LOCATION OF RELAYS AND FUSES LIGHT SWITCH LIGHTS FRONT VIEW BATT BATT +12 VDC PWR BUS...

  • Page 86: Steering Pressure Valve Wiring Diagram

    STEERING PRESSURE VALVE WIRING DIAGRAM FRONT STEERING PRESSURE RED 8 AWG +12 VDC SWITCHED SWITCH POWER FROM POWER RELAY MULTIFUNCTION MVEC FUSE MODULE SWITCH BATT BATT +12 VDC PWR BUS F10 5A DT06-4S J1-G GND BUS BAR BACK RED/VIOLET 20 AWG +12 VDC SWITCHED PWR.

  • Page 87: Horn Wiring Diagram

    HORN WIRING DIAGRAM FRONT RED 8 AWG +12 VDC SWITCHED POWER FROM MULTIFUNCTION HORN POWER RELAY SWITCH SWITCH MVEC FUSE MODULE BATT BATT +12 VDC PWR BUS F5 10A F10 5A HORN RELAY DT06-4S J1-B J1-G 32006-A22 GND BUS BAR BACK RED/VIOLET 20 AWG +12 VDC SWITCHED PWR.

  • Page 88: Electrical Schematic (Main 1)

    ELECTRICAL SCHEMATIC (MAIN 1) CAN-A CAN-C TERM RES TERM RES CAN Architecture: 22815 22815 +Left +Left CAN A: Machine Controller (MC43), Diagnostic Display, 2 Terminating Resistors CAN B: Machine Controller (MC43), Diagnostic Display, Engine, Multifunction Switch, Water Pump, Fuse Box, OBD Connector, 1 Terminating Resistor CAN C: Machine Controller (MC43), Diagnostic Display, Telematics, 2 Terminating Resistors CAN D: Machine Controller (MC43), Sevcon 8, Sevcon 9 right, Sevcon 9 left, OBD Connector SPLICE...
  • Page 89 ELECTRICAL SCHEMATIC (MAIN 1) CAN-C Left Spray Swt 42713 Ground Buss Bar M RES TERM RES 42260 -S4 +Main -TB1 +Main 22815 +Left LH_SPRAY_PUMP /2_OF_5.B7 +45256-J9:1 SPRAY PUMP PWR /3_OF_5.B1 +45256-P15:6 18 AWG Blue/Yellow +Main +45256 W086 18 AWG Red 18 AWG Red J2 (GREY) UN-SW PWR...

  • Page 90: Electrical Schematic (Main 2)

    ELECTRICAL SCHEMATIC (MAIN 2) Filter Swt is NC: open circuit = plugged filter 40 BAR PRESS Hyd Temp Hyd Filter Steer Press Valve 43119 580 psi Max 45272 42616e +Main 43857e +Main -FL1 -HV3 +Main -PT1 +Main -RT1 20 AWG Black/Yellow /1_OF_5.C4 +45256-P1:42 Steer Press GND...
  • Page 91 ELECTRICAL SCHEMATIC (MAIN 2) Filter Swt is NC: open circuit = plugged filter Hyd Filter Drive Cool Pump +45256 42616e +Main -PMP2 -P16 -FL1 +Main 14 AWG Pink /1_OF_5.B7 +45256-Z20:1 W094 43438 14 AWG Red/Yellow WATER_PUMP WATER_PUMP /1_OF_5.A7 +45256-P5:H W087 14 AWG Black /1_OF_5.A5 +45256-P10:9...

  • Page 92: Electrical Schematic (Console And Seat)

    ELECTRICAL SCHEMATIC (CONSOLE AND SEAT) Fuel 43756 IGNITION SW Right Spray Swt 23959 42261 +R Console +R Console Main Harness Right Console Harness +45256 +45259 -P15 18 AWG Red 18 AWG Red +45256-P5:B IGN SW PWR /1_OF_5.A7 W211 W212 18 AWG Pink 18 AWG Pink +45256-Z20:1 /1_OF_5.B7...
  • Page 93 ELECTRICAL SCHEMATIC (CONSOLE AND SEAT) Fuel Selection Swt 43756-1e +R Console Multifunction Switch +R Console Console Frame GND 45275 Address Resistor 3 1.5K Ohm 18 AWG Black W223 +45259 SPLICE +45259 +45259 SPLICE SPLICE +45259 SPLICE 20 AWG Green +45259 SPLICE W193 +45259...

  • Page 94: Electrical Schematic (Sides)

    ELECTRICAL SCHEMATIC (SIDES) +45256 +45257 20 AWG Brown/Violet 20 AWG Brown/Violet J/14 LIGHT6 J/14 /1_OF_5.C4 +45257 +45256-P1:46 W321 W322 16 AWG Black/Yellow 16 AWG Black/Yellow 16 AWG Black/Yellow F/14 RH GND F/14 /1_OF_5.A6 +45256-P9:5 W312 W274 W274 SPLICE 20 AWG Brown/Yellow 20 AWG Brown/Yellow LIGHT7 G/14...
  • Page 95 ELECTRICAL SCHEMATIC (SIDES) +Right 45040 Right Motor +45353 19221-0233 2 AWG Orange PHASE3 W013 +45352 2 AWG Orange 19221-0233 PHASE2 W014 +45351 19221-0233 2 AWG Orange PHASE1 W015 +45307 2 AWG Orange +45307-T2:1 +380VDC_SUPPLY /2_OF_5.D4 +380VDC_SUPPLY W055 +45310 19221-0233 2 AWG Orange +45310-T2:1 380VDC_GND /2_OF_5.D4...
  • Page 96 © COPYRIGHT 2021, MULTIQUIP INC. Multiquip Inc , the MQ logo are registered trademarks of Multiquip Inc. and may not be used, reproduced, or altered without written permission. All other trademarks are the property of their respective owners and used with permission.

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