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HYDRAULIC RIDE-ON TROWEL (PSI 2.4L DUAL FUEL) Gas and Propane Engine Revision #3 (08/30/19) 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: 42543...
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,...
TRAINING CHECKLIST Training Checklist Description Date Read operation manual completely Machine layout, location of components, checking of engine 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...
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.
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SAFETY INFORMATION DECALS Decals associated with the operation of this equipment are defi ned below. DECAL DEFINITION DECAL DEFINITION WARNING DANGER Read Manual Fire Hazard To avoid injury you must read and understand operator’s manual before using this machine. DO NOT smoke around or near this equipment.
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CAUTION in this drive mode! NEVER use accessories or attachments that are not recommended by Multiquip for this equipment. Damage GENERAL SAFETY to the equipment and/or injury to user may result. CAUTION ...
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SAFETY INFORMATION TROWEL SAFETY NOTICE DANGER ALWAYS keep the machine in proper running condition. Fix damage to machine and replace any broken parts Engine fuel exhaust gases contain poisonous carbon immediately. monoxide. This gas is colorless and odorless, and can cause death if inhaled.
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SAFETY INFORMATION FUEL SAFETY (LPG/PROPANE) CAUTION NEVER touch the hot exhaust manifold, DANGER muffl er or cylinder. Allow these parts to cool DO NOT fill propane tank within 25 ft. (7.62 m) of before servicing equipment. buildings and line of adjoining structures that may be a NOTICE source of ignition.
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SAFETY INFORMATION BATTERY SAFETY TRANSPORTING SAFETY DANGER CAUTION DO NOT drop the battery. There is a possibility that the NEVER allow any person or animal to battery will explode. stand underneath the equipment while lifting. DO NOT expose the battery to open fl ames, sparks, cigarettes, etc.
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SAFETY INFORMATION ALWAYS tie down equipment during transport by Avoid sudden stops and starts. This can cause skidding, securing the equipment with straps. Inspect straps to or jack-knifi ng. Smooth, gradual starts and stops will make sure they are not frayed or damaged. improve towing.
SAFETY INFORMATION Metal recycling involves the collection of metal from discarded products and its transformation into raw materials to use in manufacturing a new product. Recyclers and manufacturers alike promote the process of recycling metal. Using a metal recycling center promotes energy cost savings.
Failure to comply with these lifting the parts manual included with your trowel 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.
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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: ...
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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 The correct lifting slings (Figure 1) have been supplied with to vertical as possible. If the choke angle (Figure 3) is your trowel, in accordance to its weight per Occupational 120 degrees or less, the lifting strength of the slings Safety and Health Administration (OSHA) Regulation...
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LIFTING AND TRANSPORTING TRANSPORTING THE TROWEL After the trowel has been lifted onto a flatbed truck, do the following: 1. Locate the tie-down strap symbols (Figure 4) on the top left and right trowel guard rings. Figure 4. Tie-Down Strap Symbol 2.
NOISE AND VIBRATION Table 5. HTXG6DF Noise and Vibration Guaranteed ISO 11201:2010 Based Sound Pressure Level at Operator Station in dB(A) Guaranteed ISO 3744:2010 Based Sound Power Level in dB(A) SA(8) Whole Body Vibration per ISO 2631-1:1997+A1:2010 in m/s 0.04 NOTES: Sound Pressure and Power Levels are “A”...
GENERAL INFORMATION INTENDED USE BLADES The blades of the trowel finish the concrete as they are Operate the HTXG6DF ride-on trowel, tools, and swirled around the surface. Blades are classified as components in accordance with the manufacturer's combination (10 or 8 inches wide) or finish (6 inches wide). instructions.
COMPONENTS 12 13 Figure 7. Components (Front) 1. Seat — Place for operator to sit. Trowel blades will not 10. Light Switch — When activated, turns on six LED rotate unless operator is seated. Seat is adjustable. lights. Lights offer better visibility when working indoors. 2.
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COMPONENTS Figure 8. Components (Front Continued) 16. Pitch Block — Aluminum block that controls the flow 23. Fuel Selection Switch — When the rocker switch of hydraulic oil to the pitch cylinders to tilt the rotors. is pressed to the right, PROPANE mode is selected, and the GREEN light is ON.
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COMPONENTS Figure 9. Components (Rear) 28. Documentation Canister — Storage for documentation 34. Retardant Spray Tank — Holds 5 gallons (18.9 liters) and other information regarding the trowel. of retardant. 29. Seat Switch — Recognizes when the operator is 35. Hydraulic Filter — Filters hydraulic fluid prior to seated.
BASIC ENGINE Figure 10. Basic Engine 1. Oil Dip Stick — Remove to check amount and 8. Fan belt — Driven by the engine crankshaft during condition of oil in crankcase. operation. Drives the water pump/fan as well as the alternator.
INSPECTION HYDRAULIC OIL NOTICE 1. Check the hydraulic oil condition through the hydraulic The following sections are intended to assist the oil expansion tank fill cap (Figure 12). Replace hydraulic operator with inspection of the trowel. It is extremely oil if dirty. important that these sections are read carefully before attempting to use the trowel in the field.
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INSPECTION FUEL CHECK (GASOLINE) Fuel Check (LPG\Propane) DO NOT smoke while refueling, gasoline fuel is highly 1. Turn the shutoff valve knob (Figure 14) clockwise to flammable and can be dangerous if mishandled. release propane gas. DANGER Fuel spillage on a hot engine can cause a fire or explosion.
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INSPECTION Procedure For Removing Propane Tank 1. Place the trowel on secure, level ground where it will not slip or slide. 2. CLOSE the shutoff valve on the propane tank. LIFT/PULL BACK STRAPS PROPANE CONNECTION PORT SHUT-OFF VALVE GAS LINE NOZZLE LOCKING PIN, TO REMOVE TANK PUSH BACKWARD...
SETUP/OPERATION STARTING THE ENGINE The purpose of this section is to assist the user in setting up a new trowel. If your trowel is already assembled (seat, NOTICE handles, knobs, and battery), this section can be skipped. This trowel is equipped with a seat switch. The trowel NOTICE will not start unless an operator is sitting in the seat.
OPERATION 4. All switch lamps, indicator lamps, and fans will turn on for 10 seconds to test outputs.The AMBER and RED FUEL SELECTION LEDs on the diagnostic system display will flash ROCKER SWITCH FUEL SELECTION until the engine is started (Figure 19). ROCKER SWITCH LOCK ALARM...
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OPERATION 10. Turn the ignition key fully clockwise to the START COLD START position. Once the engine has started, release the LAMP INDICATOR (AMBER) ignition key. The throttle speed defaults to idle to allow the engine to warm to operating temperature. 11.
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OPERATION PUMP STROKE 4. The cruise control can be disengaged by: Stroke is proportionally controlled by the foot pedal input Pressing the foot pedal after releasing. position via feedback from the stroke position sensor. Standing up from the operator’s seat. Pump Stroke Safety Interlock ...
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OPERATION TROWELING STEERING 1. Press down on the right side of the engine speed Two joysticks (Figure 25 and Figure 26) located to the left rocker switch (rabbit) until the desired engine speed and right of the operator’s seat provide directional control is achieved (Figure 24).
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OPERATION See Table 6 for steering and directional relationship to 2. Push both the left and right joysticks forward (Figure 28). joystick control movement. LEFT JOYSTICK Table 6. Joystick Directional Positioning PUSH CONTROL FORWARD RIGHT JOYSTICK CONTROL CONTROL JOYSTICK RESULT &...
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OPERATION BLADE PITCH CONTROL Refer to Table 7 for a basic understanding of the GREEN status LED that is located on the pitch mode The blade pitch mode can be set by the pitch mode rocker switch. switch (Figure 30): There are three modes of the blade pitch system: Table 7.
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OPERATION Smart Pitch™ Mode REMOVING THE TROWEL FROM A CONCRETE PAD Smart Pitch is activated by pressing the switch to the Care should be taken to not damage a concrete pad surface right, locked position. while removing the trowel from the pad. This will require at least two people—one to operate the forklift and one to When the Twin Pitch switch is pressed (up or down), carefully rotate the blades.
OPERATION 3. If LPG mode was in use, turn shut off valve knob NOTICE clockwise to CLOSE (Figure 33). DO NOT engage the seat switch by sitting in the operator's seat. The blades will not turn if an operator is in the seat while the drive bypass switch is pressed. In drive bypass mode, the rotors are only turned via drive bypass rocker switch and foot pedal engagement.
MAINTENANCE Table 8. Maintenance Schedule Periodic Maintenance Interval Every Every Every Every Every Every Every Every Every Every System Check Item DAILY 1000 1,250 1,500 1,750 2,000 3,000 5,000 General Maintenance Visual check for fluid leaks Check engine oil level Check coolant level Change engine oil and filter Every 150 hours or 120 days of operation...
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MAINTENANCE Table 9. Maintenance Schedule (Continued) Periodic Maintenance Interval Every Every Every Every Every Every Every Every Every Every System Check Item DAILY 1,000 1,250 1,500 1,750 2,000 3,000 5,000 Base Engine System Replace camshaft belt (Mitsubishi Engine) Replace balance shaft belt (Mitsubishi Engine) Inspect PCV system Fuel System Maintenance...
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MAINTENANCE Air Cleaner Service CAUTION CAUTION Cer tain maintenance operations or machine adjustments require specialized knowledge and skill. Wear protective equipment such as Attempting to perform maintenance operations or approved safety glasses or face shields adjustments without the proper knowledge, skills, or and dust masks or respirators when training could result in equipment damage or injury to cleaning air filters with compressed air.
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MAINTENANCE 2. Check coolant/antifreeze level daily. Top off as To gain access to the drive belt (Figure 36), remove the necessary. Always use clean, soft water and add a drive belt guard cover, then visually inspect the drive belt long-life coolant/antifreeze. Use the mixing ratios for signs of damage or excessive wear.
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MAINTENANCE FAN BELT TENSION Changing Engine Oil And Filter A slack fan belt may contribute to overheating, or to Change the engine oil and filter after the first 50 hours insufficient charging of the battery. Inspect the fan belt for of use, then every 3 months or 250 hours for standard damage and wear and adjust it in accordance with the operation (150 hours for severe duty operation).
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MAINTENANCE FUEL TANK INSPECTION 5. Clean the sealing surface where the filter mounts on the engine. In addition to cleaning the fuel tank, the following 6. Coat the seal of the new oil filter with clean engine components should be inspected for wear: oil.
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MAINTENANCE Spark Plugs OIL AND FUEL LINES 1. Make sure the engine is cool before servicing the 1. Check the oil and fuel lines and connections regularly spark plugs. for leaks or damage. Repair or replace as necessary. 2. Disconnect the spark plug caps. Check for dirt and 2.
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MAINTENANCE BATTERY/CHARGING SYSTEM Spiders (Daily) Perform the following lubrication procedure after every 1. Check and clean battery terminals for corrosion. 8 hours of use. 2. Never attempt to charge a battery that is frozen. The battery can explode unless first allowed to thaw. 1.
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MAINTENANCE Thrust Collars (Daily) Look for the following indications if blades are wearing unevenly. If so, adjustment may be necessary. Perform the following lubrication procedure after every Is one blade completely worn out while the others look 8 hours of use. new? 1.
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MAINTENANCE Trowel Arm Adjustment Blades that are incorrectly adjusted often will not be able to pitch flat. This can occur if the adjusting bolts are raised NOTICE too high. Conversely, adjusting bolts that are too low will not allow the blades to be pitched high enough for finishing The following procedure should be followed to adjust operations.
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MAINTENANCE Hydraulic Motor Lower Wear Plate Adjustment Bolt Adjustment Bolt Hydraulic Motor Shaft Surface Upper Wear Plate Dished Effect on Thrust Collar Bearing Finished Concrete Thrust Collar Figure 46. Incorrect Spider Plate Adjustment Thrust Collar Bushing Remove the spider assembly from the gearbox shaft as Lower Wear Plate follows: 1.
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MAINTENANCE TROWEL BLADE REMOVAL 2. Each trowel arm is held in place at the spider plate (Figure 50) by a hex head bolt (zerk grease fitting) and Remove the trowel blades by removing the three hex head a roll pin. Remove both the hex head bolt and the roll bolts (Figure 48) from the trowel arm.
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MAINTENANCE CHECKING TROWEL ARM STRAIGHTNESS TROWEL ARM ADJUSTMENT Trowel arms can be damaged by rough handling, (such Figure 54 illustrates the adjustment fixture with a trowel as dropping the trowel on the pad), or by striking exposed arm inserted. As each trowel arm is locked into the fixture, plumbing, forms, or rebar while in operation.
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MAINTENANCE 3. Unscrew the locking bolts on the adjustment tool and 3. Reinstall the bronze bushing onto the trowel arm. place the trowel arm into the fixture channel as shown 4. Repeat steps 2–3 for each trowel arm. in Figure 56. A thin shim may be required to cover the blade holes on the trowel arm.
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MAINTENANCE Refer to Figure 57 when installing pans onto finisher blades. 5. Repeat steps 1–3 for the remaining finisher blades. 6. Make sure the blades are secured to the pan before the machine is put back into operation. BLADE STOP REMOVING FLOAT PANS LATCH-PIN BLADE...
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MAINTENANCE DIAGNOSTIC SYSTEM DISPLAY 4. Warning Lamp (AMBER) — When lit (AMBER), a minor fault has occurred. The operator should shut The diagnostic display panel (Figure 59) located on the down the machine and correct the fault as soon as right control console is designed to meet the needs for possible.
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MAINTENANCE Table 12. Diagnostic Display Menu Menu Item Options Action Momentarily hold the Up & Down Show 1-Up Switch to the parameter display. arrows, when released, broadcast parameters begin to display. The Amber (left) or Red (right) LED The Active Fault (Active FLTS) lights to indicate the status of the fault menu shows the SPN (Suspect —...
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MAINTENANCE Table 13. Diagnostic Display Menu (Cont.) Menu Item Options Action When Scroll is ON, the parameters you select to display automatically scroll with about 5 seconds on To toggle ON or OFF, press the Up/ Scroll ON/OFF each parameter reading. If Scroll is Down arrows at the same time.
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MAINTENANCE Table 14. Engine Fault Codes Fault Amber Amber Shut Power Engine Detect Fault Fault Units Latch Unlatch Latch/Unlatch Description Lamp Lamp down Derate To Forced With Conditions Value Units Idle Engine w/ Key Throttle Stopped MAP High MAP High 17.00 psia seconds...
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MAINTENANCE Table 15. Engine Fault Codes (Continued) Fault Amber Amber Shut Power Engine Detect Fault Fault Units Latch Unlatch Latch/Unlatch Description Lamp Lamp down Derate To Forced With Conditions Value Units Idle Engine w/ Key Throttle Stopped Primary Non-Common- Fuel Rail Primary Fuel psia seconds...
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MAINTENANCE Table 16. Engine Fault Codes (Continued) Fault Amber Amber Shut Power Engine Detect Fault Fault Units Latch Unlatch Latch/Unlatch Description Lamp Lamp down Derate To Forced With Conditions Value Units Idle Engine w/ Key Throttle Stopped ECT Higher Than ECT <...
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MAINTENANCE Table 17. Engine Fault Codes (Continued) Fault Amber Amber Shut Power Engine Detect Fault Fault Units Latch Unlatch Latch/Unlatch Description Lamp Lamp down Derate To Forced With Conditions Value Units Idle Engine w/ Key Throttle Stopped BP High BP Pressure > psia seconds Pressure...
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MAINTENANCE Table 18. Engine Fault Codes (Continued) Fault Amber Amber Shut Power Engine Detect Fault Fault Units Latch Unlatch Latch/Unlatch Description Lamp Lamp down Derate To Forced With Conditions Value Units Idle Engine w/ Key Throttle Stopped TPS1 (TPS1% - TPS2%) Lower Than seconds <...
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MAINTENANCE Table 19. Engine Fault Codes (Continued) Fault Amber Amber Shut Power Engine Detect Fault Fault Units Latch Unlatch Latch/Unlatch Description Lamp Lamp down Derate To Forced With Conditions Value Units Idle Engine w/ Key Throttle Stopped Oil Pressure Sender Oil Pressure volts seconds...
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MAINTENANCE Table 20. Engine Fault Codes (Continued) Fault Amber Amber Shut Power Engine Detect Fault Fault Units Latch Unlatch Latch/Unlatch Description Lamp Lamp down Derate To Forced With Conditions Value Units Idle Engine w/ Key Throttle Stopped AL Low 4237 AL_BM >...
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MAINTENANCE Table 21. Engine Fault Codes (Continued) Fault Amber Amber Shut Power Engine Detect Fault Fault Units Latch Unlatch Latch/Unlatch Description Lamp Lamp down Derate To Forced With Conditions Value Units Idle Engine w/ Key Throttle Stopped Gasoline 3050 EGO3/4 RMS > 0.005 updates Monitor...
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MAINTENANCE Table 22. Engine Fault Codes (Continued) Fault Amber Amber Shut Power Engine Detect Fault Fault Units Latch Unlatch Latch/Unlatch Description Lamp Lamp down Derate To Forced With Conditions Value Units Idle Engine w/ Key Throttle Stopped EGOH4 EGOH4 Low-Side Short To 3271 % Vbat...
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MAINTENANCE Table 23. Engine Fault Codes (Continued) Fault Amber Amber Shut Power Engine Detect Fault Fault Units Latch Unlatch Latch/Unlatch Description Lamp Lamp down Derate To Forced With Conditions Value Units Idle Engine w/ Key Throttle Stopped Injector Coil Non-CR Injector Shorted On-State volts...
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MAINTENANCE Table 24. Engine Fault Codes (Continued) Fault Amber Amber Shut Power Engine Detect Fault Fault Units Latch Unlatch Latch/Unlatch Description Lamp Lamp down Derate To Forced With Conditions Value Units Idle Engine w/ Key Throttle Stopped FPump Relay Low-Side Control 1348 Diagnostics...
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MAINTENANCE Table 25. Engine Fault Codes (Continued) Fault Amber Amber Shut Power Engine Detect Fault Fault Units Latch Unlatch Latch/Unlatch Description Lamp Lamp down Derate To Forced With Conditions Value Units Idle Engine w/ Key Throttle Stopped EPR/CFV Regulation EPR (actual - Pressure commanded) in H...
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MAINTENANCE Table 26. Engine Fault Codes (Continued) Fault Amber Amber Shut Power Engine Detect Fault Fault Units Latch Unlatch Latch/Unlatch Description Lamp Lamp down Derate To Forced With Conditions Value Units Idle Engine w/ Key Throttle Stopped Cam Sync Number of Invalid re-syncs seconds Noise...
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MAINTENANCE Table 27. Engine Fault Codes (Continued) Fault Amber Amber Shut Power Engine Detect Fault Fault Units Latch Unlatch Latch/Unlatch Description Lamp Lamp down Derate To Forced With Conditions Value Units Idle Engine w/ Key Throttle Stopped A/D Loss Invalid Interrupt Flash Checksum...
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MAINTENANCE Table 28. Machine Fault Codes (Continued) Parameter Name Fault Conditions Fault Reations Left Hand Hydraulic Resistance above Amber Warning Lamp 521100 Loop Temperature 10,000 Ohms. and Fans are on. Resistance below 60 Ohms or Red Stop Lamp and temperatures above Fan are on.
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MAINTENANCE Table 29. Machine Fault Codes (Continued) Parameter Name Fault Conditions Fault Reations Red Stop Lamp is on. Pump Stroke is directly controlled by Pump Stroke Sensor Output is > Pedal Position. Cruise Position 4.96 V Control, Power Management, and Stroke Follower are disabled.
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MAINTENANCE Table 30. Machine Fault Codes (Continued) Parameter Name Fault Conditions Fault Reations Sensor output is > Amber Warning Lamp Right Hand Pitch 521123 5% above max on. Smart Pitch is Position calibration point. disabled. Sensor output is < Amber Warning Lamp 20% below minimum on.
MAINTENANCE Table 31. Machine Fault Codes (Continued) Parameter Name Fault Conditions Fault Reations Left Hand Pitch Short Circuit or Amber Warning Lamp 521147 Up Coil Software Error is on. Valve is off. Left Hand Pitch Short Circuit or Amber Warning Lamp 521148 DN Coil Software Error...
TROUBLESHOOTING Troubleshooting (Ride-On Hydraulic Trowel) Symptom Possible Problem Solution Other problems? Check seat function with the electronic service tool. Seat Switch not functioning. Loose wire connections? Check wiring. Replace as necessary. Bad contacts? Replace seat cushion (contains the switch). Make certain blades are in good condition, not excessively worn.
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TROUBLESHOOTING Troubleshooting (Ride-On Hydraulic Trowel) - continued Symptom Possible Problem Solution Check all electrical connections, including the master on/ Wiring? off switch and check to see if wiring is in good condition with no shorts. Replace as necessary. Check to see if light bulbs are still good. Replace if Work lights not working.
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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.
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