MULTIQUIP Whiteman Series Operation Manual
Ride-on trowel
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Table of Contents
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Summary of Contents for MULTIQUIP Whiteman Series
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Page 2: Proposition 65 Warning
PROPOSITION 65 WARNING Engine exhaust some its constituents, and some dust created by power sanding, sawing, grinding, drillingandotherconstructionactivities contains chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. Some examples of these chemicals are: Leadfromlead-basedpaints. -
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 HTN 27/28 Ride-On Trowel Proposition 65 Warning ........... 2 Silicosis/Respiratory Warnings ........ 3 Training Checklist ............ 6 Daily Pre-Operation Checklist ......... 7 Safety Information ..........8-13 Specifications/Dimensions ........14 Specifications (Engine) .......... 15 General Information ..........16 Components ............. - Page 5 NOTES HTN27-28 RIDE-ON TROWEL • OPERATION MANUAL — REV. #2 (04/21/14) — PAGE 5...
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Page 6: Training Checklist
TRAINING CHECKLIST Training Checklist Description Date Read operation manual completely. Machine layout, location of components, checking of engine oil level. Fuel system, refueling procedure. Operation of spray and lights. Operation of controls (machine not running). Safety controls, safety stop switch operation. -
Page 7: Daily Pre-Operation Checklist
DAILY PRE-OPERATION CHECKLIST Daily Pre-Operation Checklist Engine oil level Radiator coolant level Condition of blades Blade pitch operation Safety stop switch operation Steering control operation HTN27-28 RIDE-ON TROWEL • OPERATION MANUAL — REV. #2 (04/21/14) — PAGE 7... -
Page 8: 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 9 „ 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 user may result.
- Page 10 SAFETY INFORMATION TROWEL SAFETY NOTICE „ ALWAYS keep the machine in proper running condition. DANGER „ 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.
- Page 11 SAFETY INFORMATION BATTERY SAFETY NOTICE „ NEVER run engine without an air fi lter or with a dirty air DANGER fi lter. Severe engine damage may occur. Service air fi lter „ DO NOT drop the battery. There is a possibility that the frequently to prevent engine malfunction.
- Page 12 SAFETY INFORMATION TRANSPORTING SAFETY TOWING SAFETY CAUTION CAUTION „ NEVER allow any person or animal to „ Check with your local county or state safety stand underneath the equipment while towing regulations, in addition to meeting lifting. Department of Transportation (DOT) Safety Towing Regulations, before towing „...
- Page 13 SAFETY INFORMATION „ Trailer should be adjusted to a level position at all times when towing. „ Raise and lock trailer wheel stand in up position when towing. „ Place chock blocks underneath wheel to prevent rolling while parked. „ Place support blocks underneath the trailer’s bumper to prevent tipping while parked.
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Page 14: Specifications/Dimensions
SPECIFICATIONS/DIMENSIONS Figure 1. HTN27-28 Dimensions Table 1. HTN27-28 Specifications Model HTN27KTCSL HTN28KTCSL A–Length – in. (cm) 95.0 (241.3) 95.0 (241.3) B–Width – in. (cm) 48.0 (122) 48.0 (122) C–Height – in. (cm) 46.0 (116.8) 46.0 (116.8) Weight – lbs. (kgs.) Operating 705 (320.5) 705 (320.5) Weight –... -
Page 15: Specifications (Engine)
Fuel Tank 5 gal.(19.23 liters) 5 gal.(19.23 liters) 69 oz. (2.041 L) Multiquip p/n 20111 69 oz. (2.041 L) Multiquip p/n 20111 Gear Box Oil Capacity (Mobil SCH 634 ISO VG640) (Mobil SCH 634 ISO VG640) Unleaded gasoline... -
Page 16: General Information
This manual is included with the trowel at the time of components (see Figure 2 and Figure 3) like the engine, shipping. Please contact your nearest Multiquip Dealer if blades, air cleaner, fuel system, fuel shut-off valve, ignition a replacement manual is required. - Page 17 NOTES HTN27-28 RIDE-ON TROWEL • OPERATION MANUAL — REV. #2 (04/21/14) — PAGE 17...
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Page 18: Components
COMPONENTS 6. Ignition Switch — With key inserted, turn clockwise NOTICE to start engine. Read, understand, and comply with all safety messages 7. Hour Meter — Indicates number of hours the engine and operating instructions in this manual before has run. attempting to operate the trowel. - Page 19 COMPONENTS 14. EZ-Mover Boss — Front attachment point for EZ 23. Retardant Spray Tank — Holds 5 gallons of retardant. Mover. Used to move the trowel. 24. Retardant Spray Pump — Delivers retardant to the 15. Dip Stick — Access hole provided to check engine oil. spray nozzle.
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Page 20: Basic Engine
BASIC ENGINE K O H L E D P R M A N C O M IO N E C T L IN J F U E O N IC C T R E L E L E R K O H P R O K O H L E R... -
Page 21: New Machine Setup
NEW MACHINE SETUP SEAT ASSEMBLY The purpose of this section is to assist the user in setting up a NEW trowel. If the trowel is already assembled, (seats, The seat is not installed on the trowel for shipping purposes. handles, knobs and battery), this section can be skipped. To attach the seat, perform the following: NOTICE NOTICE... -
Page 22: Inspection
Institute, Detroit Michigan. 2. Fill the gear box just to the level of the fill plug (Figure 7) with 69 oz. (2.041 L) of Multiquip gearbox lubricant, P/N DO NOT use your ride-on power trowel until this section is 20111, ISO or equivalent. -
Page 23: Operation
OPERATION STARTING THE ENGINE CHOKE KNOB 1. Place one foot on the trowel’s platform, grab a hold of any part of the frame, lift yourself onto the trowel, then CLOSED sit down in the operator’s seat. OPEN NOTICE The HTN27-28 trowel is equipped with a safety stop switch that will not allow the engine to start unless an operator is sitting in the operator’s seat. - Page 24 OPERATION engine will run smoothly. difficult to keep in one place. Trying to keep the ride-on trowel stationary is a good practice for operation. STEERING 4. Practice maneuvering the ride-on trowel using the Two control levers located in front of the operator’s seat information listed in Table 5.
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Page 25: Maintenance
MAINTENANCE When performing any maintenance on the trowel or engine, Yearly (500-600 Hours) follow all safety messages at the beginning of this manual. 1. Check and replace if necessary, the arm bushings, thrust collar bushings, shaft seals, and belts. WARNING 2. - Page 26 MAINTENANCE PRECLEANER SERVICE AIR CLEANER If so equipped, wash and re-oil the precleaner every 25 COVER hours of operation (more often under extremely dusty or dirty conditions). LATCH SPRING To service the precleaner perform the following steps and refer to Figure 13: LEVER LATCH WING...
- Page 27 MAINTENANCE PAPER ELEMENT SERVICE (STANDARD TYPE) Air Cleaner - Components to Check Check the paper element every 100 hours of operation Whenever the air cleaner cover is removed, or the paper (more often under extremely dusty or dirty conditions). element or precleaner is serviced, check the following: Replace the element as necessary.
- Page 28 MAINTENANCE CHANGING ENGINE OIL AND FILTER LONG TERM STORAGE 1. Change the engine oil after the first 5 hours of use, „ Remove the battery. then change every 6 months or 100 hours. „ Drain fuel from fuel tank, fuel line and carburetor. 2.
- Page 29 MAINTENANCE (OLD STYLE CLUTCH) 1. Remove Drive Belt Cover (see Figure 17). NOTICE This section is intended to aid users in the maintenance of drive assemblies with an old style Comet clutch. CHECKING THE DRIVE BELT The drive belt needs to be replaced as soon as it starts to show signs of wear.
- Page 30 MAINTENANCE (OLD STYLE CLUTCH) INSTALLING REPLACEMENT DRIVE BELT 3. With the wood block holding the lower pulley open, place the replacement belt into the lower pulley first. The trowel is equipped with a replacement drive belt (spare) Work the belt over the upper drive pulley into the pulley carrier, which is mounted on the inboard side of the fuel groove.
- Page 31 MAINTENANCE (OLD STYLE CLUTCH) SPARE DRIVE BELT REPLACEMENT the spare V-belt between the gearbox coupler and the CV-joint. Avoid contaminating the replacement belt with To replace a spare drive belt, be prepared to disconnect the grease or oil when sliding it between the CV-Joint and CV-joint from the left-side gearbox.
- Page 32 MAINTENANCE (OLD STYLE CLUTCH) TORQUE CONVERTER CENTRIFUGAL FORCE The HTN27-28 trowel is equipped with a Torque Converter which supplies torque to both the left and right gear boxes. DISTANCE DRIVE PULLEY LOW OUTPUT SPEED MOVEABLE The function of the a torque converter is to automatically FACE MOVEABLE TRAVELS...
- Page 33 MAINTENANCE (OLD STYLE CLUTCH) HOW IT WORKS CLUTCH Refer to Figure 26. This clutch system provides a high pulley ratio (a low gear- so to speak) to start out and a low pulley ratio (a high gear- so to speak) for a high speed operation, with infinite variation between the two.
- Page 34 MAINTENANCE (NEW STYLE CLUTCH) BELT GUARD REMOVAL NOTICE 1. To gain access to the drive belt, remove Drive Belt Guard (Figure 28). This section is intended to aid users in the maintenance of drive assemblies with a new CVT Multi-clutch. CHECKING THE DRIVE BELT The drive belt needs to be replaced as soon as it starts to show signs of wear.
- Page 35 MAINTENANCE (NEW STYLE CLUTCH) SPARE DRIVE BELT REMOVAL (USING REPLACEMENT DRIVE BELT) The trowel is equipped with a replacement drive belt (spare) SPARE holder, which is mounted on the inboard side of the left-side DRIVE BELT gearbox . Make sure that there is ALWAYS a spare drive belt in the drive belt holder before the trowel is placed on a slab to finish concrete.
- Page 36 MAINTENANCE (NEW STYLE CLUTCH) 6. Place spare drive belt onto clutch as shown in Figure 32. secure the CV-joint (Figure 33) to the left-side gearbox. Retain mounting hardware for later use. CLUTCH GROOVES REMOVE 3 PLACES LEFT-SIDE GEARBOX CV-JOINT DRIVE BELT COUPLER Figure 33.
- Page 37 MAINTENANCE (NEW STYLE CLUTCH) CV-JOINT ASSEMBLY INSTALLATION (LEFT-SIDE) Secondary Clutch (Driven Clutch) 1. Apply a thin coat of RVT silicone to mating surfaces of The secondary clutch more commonly known as the driven the CV-joint (Figure 35) and left-side gearbox coupler. clutch is mounted to the input shaft of the transmission and is connected to the primary clutch via a V-belt.
- Page 38 MAINTENANCE BLADE PITCH TROWEL ARM ADJUSTMENT Use the following procedure to check and adjust trowel Matching Blade Pitch for Both Sets of Blades arms, and check for worn or damaged components when Sometimes it may be necessary to match blade pitch between it becomes apparent that the trowel is finishing poorly or the two sets of blades.
- Page 39 MAINTENANCE Figure 37 illustrates “incorrect alignment,” worn spider 2. Examine stabilizer ring for out of round or bends. If ring bushings or bent trowel arms. Check that the adjustment is damaged, replace ring. If ring is found to be correct bolt is barely touching (0.10"...
- Page 40 MAINTENANCE TROWEL BLADE REMOVAL TROWEL FLAT TEST SURFACE 1. Remove the trowel blades from the trowel arm by removing the three hex head bolts (Figure 42) from the trowel arm. Set blades aside. FEELER GAUGE (.005 in./0.127 mm) FEELER GAUGE (.004 in./0.10 mm) Figure 44.
- Page 41 MAINTENANCE REASSEMBLY 1. Clean and examine the upper/lower wear plates and thrust collar. Examine the entire spider assembly. Wire brush any concrete or rust build-up. If any of the spider components are found to be damaged or out of round, replace them.
- Page 42 MAINTENANCE INSTALLING PANS ONTO FINISHER BLADES DECOMMISSIONING TROWEL/COMPONENTS These round discs, sometimes referred to as "pans", attach Decommissioning is a controlled process used to safely to the spiders arms and allow early floating on wet concrete retire a piece of equipment that is no longer serviceable. and easy movement from wet to dry areas.
- Page 43 NOTES HTN27-28 RIDE-ON TROWEL • OPERATION MANUAL — REV. #2 (04/21/14) — PAGE 43...
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Page 44: Troubleshooting (Trowel)
TROUBLESHOOTING (TROWEL) Troubleshooting (Ride-On Mechanical Trowel) Symptom Possible Problem Solution Make sure that the stop switch is functioning when the Stop switch malfunction? operator is seated. Replace switch if necessary. Look at the fuel system. Make sure there is fuel being Engine running rough or not at all. - Page 45 TROUBLESHOOTING (TROWEL) Troubleshooting (Ride-On Mechanical Trowel) - continued Symptom Possible Problem Solution Check all electrical connections in the lighting circuit. Wiring? Verify wiring is in good condition with no shorts. Replace defective wiring or components immediately. If +12VDC is present at light fi xture connector when light Lights? switch is activated and light does not turn on, replace Lights (optional) not working.
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Page 46: Troubleshooting (Engine)
TROUBLESHOOTING (ENGINE) Engine Troubleshooting Symptom Possible Problem Solution Fuel tank is empty. Fill fuel tank. Shut-off valve is closed. Open fuel shut-off valve. Check fuel line condition and fuel line clamps. Ensure that fuel line is not Fuel line has suction leak or is kinked. - Page 47 TROUBLESHOOTING (ENGINE) Engine Troubleshooting (Continued) Symptom Possible Problem Solution Air filter is obstructed. Replace air filter. Altitude causes 3% loss of If available, install high altitude jets in horsepower per 1000 feet of altitude. carburetor. Choke is partially closed. Open choke. Replace spark plugs or spark plug Faulty spark plugs or spark plug leads if faulty.