Operation and Parts Manual SERIES MODEL WBH16EAWD AWD power buggy (B & S VANGUARD 18 HP GASOLINE ENGINE ELECTRIC START) Serial No. 200101 to 2901150 (Manufactured - 2000 to 2009) Revision #12 (09/09/13) To find the latest revision of this publication, visit our website at: www.multiquip.com THIS MANUAL MUST ACCOMPANY THE EQUIPMENT AT ALL TIMES.
Proposition 65 Warning Engine exhaust and some of 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. Crystalline silicafrombricks. Cementandothermasonryproducts. Arsenicandchromiumfromchemically treatedlumber.
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Table of Contents WBH16EAWD Power Buggy Proposition 65 Warning............................................ 2 Table Of Contents..................................................... 4 Parts Ordering Procedures....................................... 5 Safety Information............................................... 6-11 Specifications.................................................... 12-13 Dimensions............................................................. 14 General Information.......................
www.multiquip.com Parts Ordering Procedures Ordering parts has never been easier! Choose from three easy options: order via internet (Dealers only): Best Deal! Effective: January 1st, 2006 If you have an MQ Account, to obtain a Username and Password, E-mail us at: parts@multiquip. com. Order parts on-line using Multiquip’s SmartEquip website! ■ View Parts Diagrams ■ Order Parts ■ Print Specification Information To obtain an MQ Account, contact your District Sales Manager for more information.
Safety Information Do not operate or service the equipment before reading the entire manual. Safety precautions should be followed at all times when operating this equipment. Failure to read and understand the safety messages and operating instructions could result in injury to yourself and others. Potential hazards associated with the operation of this equipment will be referenced with hazard symbols which may appear throughout this manual in conjunction with safety messages.
Safety Information general saFety Caution never operate this equipment without proper protective clothing, shatterproof glasses, respiratory protection, hearing protection, steel-toed boots and other protective devices required by the job or city and state regulations. Avoid wearing jewelry or loose fitting clothes that may snag on the controls or moving parts as this can cause serious injury. never operate this equipment when not feeling well due to fatigue, illness or when under medication.
Safety Information poWer Buggy saFety Caution Danger Engine fuel exhaust gases contain poisonous carbon monoxide. This gas is colorless and odorless, and can cause death if inhaled. The engine of this equipment requires an adequate free flow of cooling air. never operate this equipment in any enclosed or narrow area where free flow of the air is restricted. If the air flow is restricted it will cause injury to people and property and serious damage to the equipment or engine.
Safety Information Do not operate the power buggy at excessive speeds. Reckless operation may cause accidents and severe injury. Slow down when approaching people, wet areas, and going up and down grades. It is the responsibility of the operator to adjust speed, as necessary, depending on the conditions of the road or path. alloW extra time to stop when operating the power buggy ion wet surfaces or loosely graded materials.
Safety Information engine saFety Warning Do not place hands or fingers inside engine compartment when engine is running. alWays use extreme caution when working with flammable liquids. Do not fill the fuel tank while the engine is running or hot. never operate the engine with heat shields or guards removed. Do not overfill tank and tighten fuel cap until you hear "clicking", since spilled fuel could ignite if it comes into contact with hot engine parts or sparks from the ignition system.
Safety Information alWays recharge the battery in a well-ventilated environment to avoid the risk of a dangerous concentration of combustible gases. transporting saFety If the battery liquid (dilute sulfuric acid) comes into contact with clothing or skin, rinse skin or clothing immediately with plenty of water. alWays shutdown engine before transporting.
specifications Table 1. Specifications (Power Buggy) Model WBH16EAWD Wheelbase 44 in. (1117.6 mm) Overall Length 103 in. (2616.2 mm) Overall Width- Dual Wheels 43.25 in. (1098.6 mm) Overall Width - Single Wheels 30.25 in. (738.65 mm) Overall Height 53 in. (1346.2 mm) Operating Weight 1,200 lbs. (544.2 kg.) Bucket Capacity 16 cu. ft. Water Level (.59 cu. yd.) Weight Capacity 2500 lbs. (1136 kg) Engine 18HP Briggs and Stratton Vanguard Starting Recoil & Electric Drive Hydrostatic Top Speed (Standard) 7.
specifications Table 2. Specifications (Engine) Model Briggs and Stratton Vanguard 2.82 x 2.75 in. Bore X Stroke 71.88 x 69.85 mm Displacement 570 cc Maximum Power 18.0 hp (3,600 rpm) 31.70 ft-lbs. (2,800 rpm) Maximum Torque 14.37 kgf-m (2,800 rpm) Idle Speed 1,400 ± rpm Maximum No Load RPM 3600 ± 100 rpm 1.64 gals./hr. Specific Fuel Consumption (6.05 liters/hr.) 5.5 gallons Fuel Tank Capacity (20.8 liters) 3.52 pints Crankcase Oil Capacity (1.66 liters) Starting System Recoil/Electric 0.028 - 0.030 in.
dimensions Side View rear View Figure 1. WBH16EAWD Dimensions page 14 — WBH16EAWD power buggy • operation and parts manual — rev.
general information The MQ Whiteman All-Wheel Drive (AWD) Power Buggy, Model WBH16EAWD (electric start) is intended for the transportation of concrete, concrete spreading and spot pouring. In addition, the WBH16EAWD is designed for landscaping applications, material sub-base distribution, job site cleanup and material transport. The AWD Power Buggy is equipped with a 6-inch dump height which provides clearance and enables the operator to maneuver over any form height.
components Figure 2. WBH16EAWD Power Buggy Components 1. Tub or Bucket — Used for the transportation of material. Tub holds approximately 16 cubic feet (0.59 cubic yards) of water. 2. Handle Bar (Steering) — This handle bar is used to steer the buggy. When driving the buggy, use both hands and hold onto both handle bar grips. 3. Kill Switch — In the event of an emergency, press this button to stop the engine. 10.
basic engine Figure 3. Briggs & Stratton Vanguard 18HP Engine 1. Oil Fill Cap — Remove cap to refill or replace oil with recommended type as listed in Table 3. Make sure cap is tightened securely. Do not over fill. 2. Oil Dipstick — Remove to check amount and condition of oil in crankcase. 3. Fuel Pump — Draws fuel from the fuel tank into the engine. 4. Spark Plugs — Provides spark to the ignition system. Set spark plug gap to 0.70- 0.76 mm (0.028 - 0.030 in.) Clean spark plug once a week. 5.
inspection Before Starting 1. Read safety information at the beginning of manual. 2. Clean the machine, removing dirt and dust, particularly the engine cooling air inlet, carburetor and air cleaner. Table 3. Oil Type Temperature Oil Type 25°C or Higher SAE 10W-30 25°C~10°C SAE 10W-30/20 0°C or Lower SAE 10W-10 Season Summer Spring/Fall Winter 3. Check the air filter for dirt and dust. If air filter is dirty, replace air filter with a new one. gasoline check 4.
inspection Parking Brake Check Check the brakes as outlined in the maintenance section of this manual. Linkage Check Check and make sure that all linkages within the buggy are functioning correctly. Steering Check 1. Check and make sure that the power buggy's steering turns freely and that there is no binding. 2. Make sure that the zerk fitting for the steering has been lubricated. Dump Cylinder Check 1. Check the power buggy's dump cylinder as outlined in the operation section of this manual. 2.
OPERATION CAUTION DO NOT attempt to operate the power buggy until the Safety Information, General Information, and Inspection sections of this manual have been read and thoroughly understood. 4. Insert the ignition key into the ignition switch (Figure 10). Turn the key to the ON position then to the START position. Release the key when the engine starts. ELECTRIC START 1. Before attempting to start the power buggy, make sure that the safety kill switch (Figure 19) is not pushed in.
OPERATION NOTICE DO NOT pull the starter rope all the way to the end. DO NOT release the starter rope after pulling. Allow it to rewind as soon as possible. 4. If the engine has started, slowly push the choke lever (Figure 11) inward to the RUN position. If the engine has not started, repeat steps 1 through 3. 2. Engage the parking brake lever. 3. Place the engine's throttle control (Figure 9) in the SLOW (idle) position. 4. Place the power buggy's direction lever (Figure 15) in the forward direction.
OPERATION Figure 16. Traction Assist Switch 2. Release the switch to return to normal operation. All-Wheel Drive (AWD) System When operating the WBH16EAWD in rough or uneven terrain, use the AWD/2WD switch (Figure 20) on the right hand side of the operator's console. Figure 18. Brake Pedal 4. Test the brake at different speeds until you are comfortable with stopping the buggy.
OPERATION EMERGENCY SHUTDOWN CAUTION The WBH16EAWD is equipped with a safety kill switch. This switch is located on the right side of the handle bar. 1. Press the power buggy's kill switch (Figure 19) and listen for the engine to stop. DO NOT steer the buggy left or right when traveling up or down on a grade. Travel in a straight path. CAUTION Avoid sudden and quick turns. When steering, turn the handle bar slowly. Always face the controls when traveling. TRAVELING ON A SLOPE 1.
OPERATION 2. When going up or down a slope, always travel in the forward direction (Figure 22). Figure 23. Dump Pedal Figure 22. Slope Travel Direction Tub (Bucket) Dumping 2. To return the tub to its horizontal position, simply release the dump control lever or remove your foot from the dump pedal. The hydraulic dump can be controlled by hand (dump control lever) or foot (dump pedal). 1. To activate the hydraulic dump, press down on the dump pedal (Figure 23) or move the dump control lever forward.
maintenance Engine Refer to the Briggs and Stratton Vanguard engine owner’s manual for specific information. 1. Check engine oil after every 10 hours of operation and maintain proper levels. 2. Drain oil after every 50 hours of operation and refill with grade of oil recommended below: Above 40 °F. (13 °C.) - S.A.E. 30 Below 40 °F. (13 °C.) - S.A.E. 20 5. Replace hydraulic oil after every 200 hours of operation. The hydraulic oil filter should be changed each time the hydraulic oil is changed.
maintenance pump control lever adjustment Table 4. Tire Wear Troubleshooting If the power buggy tends to creep in the forward or reverse direction after you release the speed control lever, the pump control lever requires adjustment. 3. Place the machines drive wheels on jacks or blocks free from ground contact. 4. Locate the pump control lever adjusting bolt. 5. Loosen the jam nut. 6.
troubleshooting troubleshooting (power Buggy) symptom possible problem solution Speed control cable out of adjustment? Adjust speed control cable. Replace cable if necessary Hydraulic oil level low.? Check hydraulic oil level. Add oil if necessary. Contaminated hydraulic oil filter? Replace hydraulic oil filter. Low engine RPM? Check engine speed. Forward/Reverse lever in neutral position? Place lever in either forward or reverse position. Check hydraulic motors.
troubleshooting troubleshooting (engine) symptom possible problem Spark plug bridging? Check gap, insulation or replace spark plug. Carbon deposit on spark plug? Clean or replace spark plug. Short circuit due to deficient spark plug insulation? Check spark plug insulation, replace if worn. Improper spark plug gap? Set to proper gap. Fuel reaching carburetor? Check fuel line. Water in fuel tank? Flush or replace fuel tank. Fuel filter clogged? Replace fuel filter.
troubleshooting troubleshooting (engine) - continued symptom Weak in power, compression is proper and does not misfire. Weak in power, compression is proper but misfires. Engine overheats. Rotational speed fluctuates. Recoil starter malfunctions. (if applicable) Starter malfunctions. possible problem Air cleaner dirty? Clean or replace air cleaner. Improper level in carburetor? Check float adjustment, rebuild carburetor. Defective spark plug? Clean or replace spark plug.
hydraulic system diagram page 30 — WBH16EAWD power buggy • operation and parts manual — rev.
electric wiring diagram WBH16EAWD power buggy • operation and parts manual — rev.
hydraulic hose connections B G D D E A F E C DIRECTIONAL VALVE B F A 4 G C 1 I 2 H CHASSIS 1 4 2 3 H I DRIVE MOTORS NOTES: AWD STEERING MOTOR INDICATES FRONT OF MACHINE HOSES SHADED FOR VISUAL CLARITY SEE HYDRAULIC DRIVE ASSY., PAGE 38 1 HYDRAULIC HOSE, ITEM 28 2 HYDRAULIC HOSE, ITEM 5 3 HYDRAULIC HOSE, ITEM 22 4 HYDRAULIC HOSE, ITEM 2 page 32 — WBH16EAWD power buggy • operation and parts manual — rev.
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Explanation of Code in Remarks Column The following section explains the different symbols and remarks used in the Parts section of this manual. Use the help numbers found on the back page of the manual if there are any questions. NOTICE The contents and part numbers listed in the parts section are subject to change without notice. Multiquip does not guarantee the availability of the parts listed. sample parts list no. 1 2% 2% 3 4 part no. part name qty. remarKs 12345 BOLT .....................1 .....
Suggested Spare Parts WBH16EAWD power buggy with briggs & Stratton vangard 18HP engine 1 to 3 units Qty. P/N Description 1............508667...................FILTER, HYDRAULIC OIL 1............18035.....................PUMP, HYDROSTATIC 1............511719...................COUPLING, ENGINE SHAFT 2............18316.....................LINING, BRAKE 1............18145.....................ROD, BRAKE CONTROL 1............18166.....................CAP, FUEL 5............20763.....................
nameplates and decals page 36 — WBH16EAWD power buggy • operation and parts manual — rev.
nameplates and decals NO. 1 2 3 4 5 6 7 8 9 10 11 12 PART NO. 512446 18252 EM985 513608 18245 18247 18248 18213 18214 513609 18195 18225 PART NAME QTY. REMARKS DECAL, WPB-16EAWD 2 DECAL, MQ WHITEMAN 2 DECAL, HYDRAULIC OIL 1 DECAL, LIFTING HOOK 3 DECAL, FORKLIFT LIFTING 6 DECAL, CRUSH WARNING 1 DECAL, HOT SURFACE WARNING 1 DECAL, BUCKET DUMP LEVER.......................1................PART OF FUEL TANK COVER DECAL, TRAVEL LEVER DIRECTION...............1................
hydraulic drive assy. page 38 — WBH16EAWD power buggy • operation and parts manual — rev.
hydraulic drive assy. NO. 1 2 3 4 5 6 7 8 9@ 10@ 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 PART NO. 511810 513606 3365 511810 513605 512189 492527 18029 511692 18237 492584 18190 491689 PT018038 18040 3365 505718 18011 PE449105 492600 492584 18027 513602 513547 513601 513603 512202 513607 516528 18011SK PART NAME QTY.
hydraulic pump assy. page 40 — WBH16EAWD power buggy • operation and parts manual — rev.
hydraulic pump assy. NO. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 PART NO. 18035 511808 3365 18256M 18258M 18261M 513599 512190 18257M 508667 508664 511799 3322 18058 18262M 18266M 513598 18265M PART NAME PUMP, HYDRAULIC ADAPTER, STRAIGHT ADAPTER, STRAIGHT HOSE, PUMP TO DUMP VALVE HOSE, FILTER TO PUMP HOSE, PUMP TO TANK HOSE, PUMP TO DIRECT.
dump cylinder assy. page 42 — WBH16EAWD power buggy • operation and parts manual — rev.
dump cylinder assy. NO. 1 2 3 4 5 6 7 8 9 PART NO. 18022 491705 511803 18020 511804 512234 511806 18064 506191 PART NAME PISTON, HYD. DUMP ZERK FITTING ADAPTER, ELBOW HOSE, DUMP VALVE TO HYD. PISTON ADAPTER, STRAIGHT ADAPTER, ELBOW ADAPTER, STRAIGHT VALVE, DUMP ADAPTER, ELBOW QTY. 1 2 2 2 2 1 1 1 1 REMARKS WBH16EAWD power buggy • operation and parts manual — rev.
manifold assy. page 44 — WBH16EAWD power buggy • operation and parts manual — rev.
manifold assy. NO. 1 2 3 4* 5 6 7* 8* 9* 10* 11* 12* 13* 14* 15 * 16 PART NO. 18045 3322 3365 509103 3365 513548 18159 18147 18161 25539 18134 18174 18034 18093 18095 18127 PART NAME QTY. REMARKS MANIFOLD BLOCK 1 ADAPTOR, ELBOW 3 ADAPTOR, ELBOW 1 ADAPTOR 1 ADAPTOR, ELBOW 2 ADAPTOR, ELBOW 1 ADAPTOR 3 ADAPTOR 1 ADAPTOR 2 ADAPTOR 2 BLOCK VALVE 2 SOLENOID 1 NUT, SOLENOID 3 SOLENOID, CONTROL 2 COIL, SOLENOID 3 MANIFOLD ASSEMBLY.....................................1................
pump and coupling assy. page 46 — WBH16EAWD power buggy • operation and parts manual — rev.
pump and coupling assy. NO. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 PART NO.
tub assy. page 48 — WBH16EAWD power buggy • operation and parts manual — rev.
tub assy. NO. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 PART NO. 18004 492313 512193 492598 490957 18130 18129 18022 492365 492597 492583 492582 512279 18099 PART NAME TUB, PLASTIC SCREW, HHC 3/8-16 X 1-1/2 WASHER, FLAT 3/8 LARGE WASHER, FLAT 3/8 RING, SNAP PIN, HYD. PISTON CROSS PIN, TUB FRAME CROSS CYLINDER, HYDRAULIC DUMP SCREW, HHC 5/16-18 X 1-1/4 WASHER, FLAT 9.5 X 22.2 NUT, NYLOC 3/4-16 NUT, NYLOC 5/16-18 SUPPORT, BUM STOP FRAME, TUB MOUNT QTY.
PANEL assy. page 50 — WBH16EAWD power buggy • operation and parts manual — rev.
PANEL assy. NO. 1 2 3 4 5 6 7 8 9 10 11 12 PART NO. 511476 511474 18008 18024 492597 18141 492364 492582 18140 492623 505401 EM16754 PART NAME SCREW, ALLEN 1/8 X 1/4 FASTENER, ACCESS DOOR DOOR, ACCESS SCREW, WING 1/4-20X3/4 WASHER, FLAT 9.5X22.2 COVER, R/SIDE ENGINE SCREW, HHC 5/16-18X1 NUT, NYLOC 5/16-18 COVER, L/SIDE ENGINE WASHER, LOCK 5/16 SCREW, HHC 5/16-18X 1/2 2WD/AWD TOGGLE SWITCH QTY. 1 1 1 2 20 1 6 4 1 4 4 1 REMARKS WBH16EAWD power buggy • operation and parts manual — rev.
brake assy. page 52 — WBH16EAWD power buggy • operation and parts manual — rev.
brake assy. NO. PART NO. 1 511762 2 511698 3 511761 4 18111 5 492600 6 492584 7 18167 8 18307 9* 10* 11* 12 18303 13 492395 14 18302 15 18032 16 18314 17 2105164 18 492303 19 505170 20 18016 21 492367 22 18015 23 492597 24 18145 25 512881 PART NAME QTY. REMARKS SCREW, HHC 1/2-13X8 1 CLEVIS, ASSY. BRAKE 2 NUT, HEX 3/8-24 NF 2 PEDAL, BRAKE 1 WASHER, FLAT 1/2 1 NUT, NYLOC 1/2-13 10 SPRING, BRAKE PEDAL 1 SPRING, BRAKE 2 BAND, BRAKE....................................................2................
steering assy. 8 8 3 1 7 5 6 4 24 22 10 2 9 23 17 2 21 11 17 20 19 26 18 12 25 13 1 41 16 14 38 H 28 15 27 39 I 29 30 40 31 32 33 34 AWD STEERING MOTOR 35 36 37 NOTE: H SEE HYDRAULIC HOSE CONNECTIONS I 1 CONNECT TO ITEM 34 CHASSIS ASSY. page 54 — WBH16EAWD power buggy • operation and parts manual — rev.
steering assy. NO. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 PART NO.
chassis assy. page 56 — WBH16EAWD power buggy • operation and parts manual — rev.
chassis assy. NO. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 PART NO.
dump paddle and handle assy. page 58 — WBH16EAWD power buggy • operation and parts manual — rev.
dump paddle and handle assy. NO. PART NO. 1 492401 2 512184 3 18121 4 18065 5 512185 6 492622 7 512183 8 18064 9* 10 492596 11 492581 12 492584 13 492600 14 18152 15 18123 16 511761 17 18153 18 492400 19 18122 PART NAME QTY. REMARKS SCREW, HHC 1/2- 13 X 4 1 NUT, NYLOC 3/16- 24 1 KNOB, LEVER 1 LEVER, DUMP VALVE 1 SCREW, HHC 1/4- 20 X1- 3/4 2 WASHER, LOCK 1/4 1 SCREW, HHC 3/16- 24 X1- 1/4 1 VALVE, DUMP....................................................1................
HYDRAULIC OIL TANK assy. page 60 — WBH16EAWD power buggy • operation and parts manual — rev.
HYDRAULIC OIL TANK assy. NO. 1 2 3 4 5 6 7 8 9 10 11 PART NO. 3336 16477 18113 492375 491212 492598 492583 49123 492373 492624 18229 PART NAME SIGHT GAUGE, HYD. OIL TANK CAP, HYD. OIL TANK TANK HYD. OIL SCREW, HHC 3/8- 16 X1 PLUG, HYD. OIL TANK 1/2’’ WASHER, FLAT 3/8 NUT, NYLOC 3/8- 16 PLUG, HYD. OIL TANK 3/4 SCREW, HHC 3/8- 16 X 3/4 WASHER, LOCK 3/8 SCREEN, OIL RESERVOIR QTY. 1 1 1 3 1 3 3 1 2 2 2 REMARKS WBH16EAWD power buggy • operation and parts manual — rev.
BATTERY (ELECTRIC START ONLY) page 62 — WBH16EAWD power buggy • operation and parts manual — rev.
BATTERY (ELECTRIC START ONLY) NO. 2 4 6 8 10 12 14 16 18 20 22 24 PART NO. 505500 512557 511250 512555 492596 2101402 492595 508480 503118 503119 512585 4671 PART NAME QTY. REMARKS WINGNUT 2 BATTERY CABLE, NEGATIVE 1 BATTERY CABLE, POSITIVE 1 BATTERY SUPPORT BRACKET 1 WASHER, FLAT 1/4" 2 WASHER, LOCK 1/4".........................................2................
FUEL TANK ASSY. page 64 — WBH16EAWD power buggy • operation and parts manual — rev.
FUEL TANK ASSY. NO. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 PART NO. EM923343 EM492299 EM923023 18280 18166 18042 506208 512269 19633 20795 512192 EM20763 512191 511807 18103 18098 PART NAME WASHER, LOCK 5/16 SCREW, HHC 5/16-18 X 1/2 WASHER, FLAT 5/16 COLLAR, STEERING SHAFT CAP, FUEL TUBE, FUEL TANK BREATHER CLAMP, FUEL HOSE HOSE, BREATHER SEAL, FUEL TANK GROMMET VALVE, FUEL SHUT-OFF HOSE, FUEL FILTER, FUEL HOSE, FUEL STRAP NYLON 5/8 COVER, FUEL TANK TANK, FUEL QTY.
Terms and Conditions of Sale — Parts 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: Multiquip reserves the right to quote and sell direct to Government agencies, and to Original Equipment Manufacturer accounts who use our products as integral parts of their own products. a. speCial eXpeDiting serviCe Terms of payment for parts are net 30 days.
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Operation and Parts 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. Carson, CA 90746 Contact: mq@multiquip.com MQ Parts Department Tel.
