OPERATION MANUAL SERIES MODEL CA4HC WALK-BEHIND TROWEL KOHLER 27 HP (HONDA GASOLINE ENGINE) KOHLER 28 HP EFI Revision #0 (09/29/06) THIS MANUAL MUST ACCOMPANY THE EQUIPMENT AT ALL TIMES. To find the latest revision of this publication, visit our website at: www.multiquip.
WARNING WARNING SILICOSIS WARNING RESPIRATORY HAZARDS Grinding/cutting/drilling of masonry, concrete, metal and other materials with silica in their composition may give off dust or mists containing crystalline silica. Silica is a basic component of sand, quartz, brick clay, granite and numerous other minerals and rocks. Repeated and/or substantial inhalation of airborne crystalline silica can cause serious or fatal respiratory diseases, including silicosis.
CA4HC TROWEL— TABLE OF CONTENTS MQ WHITEMAN CA4HC WALK-BEHIND TROWEL Table Of Contents ..................................................... 4 Dimensions ............................................................... 5 Specifications ............................................................ 6 Training Checklist ...................................................... 8 Daily Pre-Operation Checklist ................................... 9 Safety Message Alert Symbols ..........................
CA4HC TROWEL— DIMENSIONS D B A C Figure 1. CA4HC Trowel Dimensions Table 1. CA4-4HM Trowel Dimensions & Weight A-Height (Lifting Bale) 711 mm (28.0 in.) B - Height (Engagement Lever) 921 mm (36.25 in.) C - Width 610 mm (24 in.) D - Length 1.55 m (5.08 ft.) Weight 57 kg (125 lbs.) CA4HC WALK-BEHIND TROWEL — OPERATION MANUAL — REV.
CA4HC TROWEL— SPECIFICATIONS Table 2. CA4HC Trowel Specifications Number of Blades 4 Ring Diameter 24.0 in. (61 cm.) Rotor 70-130 RPM Path Width 24 in. (61 cm.) Vibration (Hand/Arm)1 18.9 m/s2 Sound Pressure (A-Weighted)2 83.5 dB(A) Sound Pressure (Peak, C-Weighted) 90.5 dB(C) Sound Power Level (A-Weighted) NOTE: 1.
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CA4HC TROWEL— TRAINING CHECKLIST TRAINING CHECKLIST This checklist will lists some of the minimum requirements for machine maintenance and operation. Please feel free to detach it and make copies. Use this checklist whenever a new operator is to be trained or it can be used as a review for more experienced operator’s. TRAINING CHECKLIST NO. DESCRIPTION 1 Read Operator’s Manual completely. 2 Machine layout, location of components, checking of engine and gearbox fluid level.
CA4HC TROWEL— DAILY PRE-OPERATION CHECKLIST DAILY PRE-OPERATION CHECKLIST DAILY PRE-OPERATION CHECKLIST 1 Engine Oil Level. 2 Gearbox Fluid Level. 3 Condition of Blades. 4 Blade Pitch Operation. COMMENTS: CA4HC WALK-BEHIND TROWEL — OPERATION MANUAL — REV.
CA4HC TROWEL— SAFETY MESSAGE ALERT SYMBOLS FOR YOUR SAFETY AND THE SAFETY OF OTHERS! Safety precautions should be followed at all times when operating this equipment. Failure to read and understand and comply with the Safety Messages and Operating Instructions could result in injury to yourself and others. This Owner's Manual has been developed to provide complete instructions for the safe and efficient operation of the MQ Whiteman CA4HC TROWEL.
CA4HC TROWEL— SAFETY MESSAGE ALERT SYMBOLS Accidental Starting Respiratory Hazard ALWAYS place the engine ON/OFF switch in the OFF position, when the trowel is not in use. Over Speed Conditions ALWAYS wear approved respiratory protection. Sight and Hearing hazard NEVER tamper with the factory settings of the engine governor or settings. Personal injury and damage to the engine or equipment can result if operating in speed ranges above maximum allowable.
CA4HC TROWEL — RULES FOR SAFE OPERATION RULES FOR SAFE OPERATION WARNING Failure to follow instructions in this manual may lead to serious injury or even death! This equipment is to be operated by trained and qualified personnel only! This equipment is for industrial use only. The following safety guidelines should always be used when operating the CA4HC. ■ NEVER operate this equipment when not feeling well due to fatigue, illness or taking medicine.
CA4HC TROWEL — RULES FOR SAFE OPERATION ■ NEVER Run engine without air filter. Severe engine damage may occur. Service air filter frequently to prevent carburetor malfunction. ■ NEVER place your feet or hands inside the guard rings while starting or operating this equipment. ■ AVOID wearing jewelry or loose fitting clothing that may snag on the controls or moving parts as this can cause a serious injury. ■ ALWAYS keep clear of rotating or moving parts while operating the trowel.
CA4HC TROWEL— OPERATION AND SAFETY DECALS OPERATION AND SAFETY DECALS The CA4HC walk-behind trowel is equipped with a number of operation, safety and maintenance decals. Should any of these decals become unreadable, replacements can be obtained from your dealer. PO W EL P/N 2942 WHITE TEXT 13” ER T R O W WARNING To avoid injury, you MUST read and understand operator’s manual before using this machine. This machine to be operated by qualified personnel only. Ask for training as needed.
CA4HC TROWEL— GENERAL INFORMATION Intended Use Spider Operate the CA4HC Trowel, tools and components in accordance with the manufacturer's instructions. Use of any other tools for stated operation is considered contrary to designated use. The risk of such use lies entirely with the user. The manufacturer cannot be held liable for damages as a result of misuse. The vertical output shaft of the gearbox connects to a machined hub called the spider.
CA4HC TROWEL— CONTROLS AND COMPONENTS 6 Figure 3. Controls and Components 8 5 9 14 1 4 7 18 17 3 16 19 15 20 10 11 2 13 12 Figure 3 shows the location of the basic controls or components, for the CA4HC TROWEL. Listed below is a brief explanation of each control or component 10. Guard Ring – Helps protect the rotating blades from damage and helps protect the operator from injury. NEVER put hands or feet inside the guard ring when engine is running.
CA4HC TROWEL— BASIC ENGINE 3 11 12 13 Figure 4. Honda GX120 Engine Controls and Components INITIAL SERVICING The engine (Figure 4) must be checked for proper lubrication and filled with fuel prior to operation. Refer to the manufacturer's engine manual for instructions & details of operation and servicing. The engine shown above is a HONDA engine, operation for other types of engines may vary somewhat. 1. Fuel Filler Cap – Remove this cap to add unleaded gasoline to the fuel tank.
CA4HC TROWEL— HANDLE ASSEMBLIES Assembly and Installation Before the trowel can be put into operation there are some components that must be installed before the trowel can be used. This section provided general instructions on how to install those components. Instruction sheet p/n 21766 Rev A (Standard Handle), or Instruction sheet p/n 21849 Rev A (Folding Quick Pitch Handle) provides further details for the handle assembly. 1 4 Handle Tube Installation (All Models) 1.
CA4HC TROWEL— HANDLE ASSEMBLIES 1 1 2 3 4 3 4 2 Throttle Lever Throttle Cable Idle Detent Thumbwheel Adjuster Figure 8. Throttle Cable Adjust Figure 10. "No Pitch" Position (Quick Pitch Handle) Pitch Cable Installation 1. Expose the pitch cable to maximum by adjusting the handle pitch to the "no pitch", counter-clockwise position (Standard Handle)(Figure 9). Pivot the pitch handle forward or no pitch for the folding Quick Pitch handle, (Figure 10). 2. Remove any nuts from the pitch cable end.
CA4HC TROWEL— HANDLE ASSEMBLIES Quick Pitch™ Handle Assembly 2. Move the Quick Pitch™ handle toward's the operator's position and unfold the upper handle bar away from the engine into the upright position. Re-insert the swing bolt so that it fits through the slot in the hinge plate. Turn the Thandle knob counter-clockwise securely to hold upper handle bar in place. 2. When folding the handle assembly, remember to move the Quick Pitch™ handle forward first to avoid stretching the throttle cable.
CA4HC TROWEL— PRE-INSPECTION CAUTION ALWAYS wear approved eye and hearing protection before operating the trowel. NEVER place hands or feet inside the guard rings while the engine is running. Figure 13. Engine Oil Dipstick (Removal) ALWAYS shut the engine down before performing any kind of maintenance service on the trowel. 3. Insert and remove the dipstick without screwing it into the filler neck. Check the oil level shown on the dipstick. 4.
CA4HC TROWEL— PRE-INSPECTION CAUTION DANGER Disconnect the spark plug wire from the spark plug and secure away from the engine before performing maintenance or adjustments on the machine. EXPLOSIVE FUEL! Motor fuels are highly flammable and can be dangerous if mishandled. DO NOT smoke while refueling. DO NOT attempt to refuel the trowel if the engine is hot! or running. V-Belt Check A worn or damaged V-belt can adversely affect the performance of the trowel.
CA4HC TROWEL — INITIAL START-UP This section is intended to assist the operator with the initial start-up of the walk-behind trowel. It is extremely important that this section be read carefully before attempting to use the trowel in the field. DO NOT use your trowel until this section is thoroughly understood THROTTLE LEVER IDLE POSITION Figure 17. Throttle Lever (Idle Position) Lifting the Trowel Onto a Slab Extra care should be taken when lifting the trowel off the ground.
CA4HC TROWEL — INITIAL START-UP 6. Grasp the starter grip (Figure 21) and slowly pull it out. The resistance becomes the hardest at a certain position, corresponding to the compression point. Pull the starter grip briskly and smoothly for starting. Stopping The Engine 1. Move the throttle lever to the IDLE or SLOW position (Figure 22) and run the engine for three minutes at low speed. 2. After the engine cools, turn the engine start/stop switch to the “OFF” position (Figure 23). Figure 21. Starter Grip 7.
CA4HC TROWEL — OPERATION The following steps are intended as a basic guide to machine operation, and are not to be considered a complete guide to concrete finishing. We suggest that all operators (experienced and novice) read “Slabs on Grade” published by the American Concrete Institute, Detroit, Michigan. Read the “Training” section of this manual for more information. The figure illustrates a typical walk-behind trowel application. Practice maneuvering the trowel.
CA4HC TROWEL — OPERATION - OPTIONS Pitching The Blades - Standard Handle Adjust the blade pitch on the Standard handle , (Figure 26) by turn the Pitch Adjust Wheel clockwise or counterclockwise. PITCH ADJUST WHEEL Blades are a vital part of finishing concrete.This finisher has been designed to finish concrete and is built to stringent quality standards out of the finest trowel steel.
CA4HC TROWEL — MAINTENANCE See the engine manual supplied with your machine for appropriate engine maintenance schedule and troubleshooting guide for problems. NOTE At the front of the book (Page 10) there is a “Daily Pre-Operation Checklist ”. Make copies of this checklist and use it on a daily basis. CAUTION ALWAYS allow the engine to cool before servicing. NEVER attempt any maintenance work on a hot! engine.
CA4HC TROWEL — MAINTENANCE 1 2 3 4 5 6 7 8 9 10 1 2 6 4 5 3 1 2 3 4 5 6 Gearbox Trowel Arm Surface Mounting Bar Blade Correct Alignment Gearbox Gearbox Shaft Thrust Collar Bearing Thrust Collar Lower Wear Plate Spider Plate Zerk Cap Zerk Fitting Washer Allen Screw Figure 32. Spider/Gearbox Removal Figure 31. Correct Spider Plate Alignment Spider Removal b. Lift the upper trowel assembly off the spider assembly.
CA4HC TROWEL — MAINTENANCE Trowel Blade Removal 6. Insert all trowel arms with levers into spider plate (with bronze bushing already installed) using care to align grease hole on bronze bushing with grease hole fitting on spider plate. CAUTION Disconnect the spark plug wire from the spark plug and secure away from the engine before performing maintenance or adjustments on the machine. 1. Remove the trowel blades from the trowel arm by removing the two hex head bolts (Figure 34) from the trowel arm.
CA4HC TROWEL — MAINTENANCE 1. Lift trowel just enough to slide pan under blades. Lower finisher onto pan with blades (item #1) adjacent to Z-Clips (item #4). Installing Pans Onto Finisher Blades 2. Rotate blades into position under Z-Clips. Ensure that the blades are rotated in the direction of travel when the machine is in operation or use the engine to rotate the blades into position. 3.
CA4HC TROWEL — TROUBLESHOOTING (TROWEL) TABLE 5. TROUBLESHOOTING SYMPTOM POSSIBLE PROBLEM Engine ON/OFF Switch in "OFF" position or malfunctioning? Make sure that the Engine ON/OFF Switch is ON or replace switch if necessary. Fuel? Look at the fuel system. Make sure there is fuel being supplied to the engine. Check to ensure that the fuel filter is not clogged. Ignition? Check to ensure that the ignition switch has power and is functioning correctly. Loose wire connections? Check wiring.
CA4HC TROWEL — TROUBLESHOOTING (ENGINE) TABLE 6. TROUBLESHOOTING (ENGINE) SYMPTOM Difficult to star t, "fuel is available, but no SPARK at spark plug". POSSIBLE CAUSE Spark plug bridging? Check gap, insulation or replace spark plug. Carbon deposit on spark plug? Clean or replace spark plug. Shor t circuit due to deficient spark plug insulation? Check spark plug insulation, replace if worn. Improper spark plug gap? Set to proper gap. ON/OFF switch is shor ted? Check switch wiring, replace switch.
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TERMS AND CONDITIONS OF SALE — PARTS Effective: February 22, 2006 PAYMENT TERMS 5. Parts must be in new and resalable condition, in the original Multiquip package (if any), and with Multiquip part numbers clearly marked. 6. The following items are not returnable: Terms of payment for parts are net 30 days. FREIGHT POLICY All parts orders will be shipped collect or prepaid with the charges added to the invoice. All shipments are F.O.B. point of origin.
OPERATION MANUAL HERE'S HOW TO GET HELP PLEASE HAVE THE MODEL AND SERIAL NUMBER ON-HAND WHEN CALLING UNITED STATES Multiquip Corporate Office 18910 Wilmington Ave. Tel. (800) 421-1244 Carson, CA 90746 Fax (800) 537-3927 Contact: mq@multiquip.com Mayco Parts 800-306-2926 Fax: 800-672-7877 310-537-3700 Fax: 310-637-3284 Service Department 800-421-1244 Fax: 310-537-4259 310-537-3700 MQ Parts Department 800-427-1244 Fax: 800-672-7877 310-537-3700 Fax: 310-637-3284 MEXICO UNITED KINGDOM MQ Cipsa Carr. Fed.
