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8. Troubleshooting

The troubleshooting tables below can be used as a guide to isolate centrifugal pump faults.

Refer to these tables when the engine fails to start after several attempts. If, after following

these procedures, the pump fails to start, contact the nearest Tomahawk pump dealer.

Fault

Probable Cause

Solution

Pump does not pump.

Insufficient priming water

Mechanical seal chipped or broken

Check valve damaged

Suction hose damaged or strainer clogged

Air leaks caused by O-ring damage

Add more water through priming plug

Replace mechanical seal

Replace check valve

Replace hose. Clean strainer

Replace O-rings

Discharge flow or pump

pressure too low.

Air leaks caused by O-ring damage

Suction hose or strainer clogged

Excessive impeller clearance

Engine RPM too low

Lift head too high

Replace O-rings

Replace hose. Clean strainer

Disassemble to obtain casing cover and

impeller. Determine clearance and reshim

as required (refer to Replacement of

Mechanical Seal)

Check RPM and reset throttle as required

Lower lift head

Pump primes too

slowly.

Insufficient priming water

Mechanical seal chipped or broken

Check valve damaged

Suction hose damaged or strainer clogged

Air leaks caused by O-ring damage

Engine RPM too low

Lift head too high

Add more water through priming plug

Replace mechanical seal

Replace check valve

Clean strainer.

Replace hose

Check RPM and reset throttle as required

Lower lift head

Noise or vibration

Faulty mounting

Pump/engine attaching parts loose.

Tighten as required.

Damaged vibration isolation mounts.

Replace mounts.

Содержание TW3H

Страница 1: ...TW3H WATER PUMP Operation Manual FIND THE HOW TO GUIDE ON YEAR WARRANTY Honda Engine on 3 ...

Страница 2: ...ard Data 2 2 Machine Data 3 Before Starting 3 1 Recommended Fuel 3 2 Starting Checklist 4 Assembly Guide 5 Operation 6 After Each Use 6 1 Clean Up 6 2 Stor age 7 Maintenance 8 Troubleshooting 9 Limited Warranty 10 How to Wet Screed 11 How to Screed Form to Form 12 Operating on Wet Concrete 13 Parts Manual 14 Tomahawk Catalog Coupon 4 5 5 6 6 7 7 8 8 8 8 9 11 12 12 13 14 15 16 18 19 20 21 26 ...

Страница 3: ...istration Equipment Resources Tomahawk Customer Service doesn t stop at checkout We understand to keep a job site running smoothly the proper equipment spare parts instruction manuals and more are needed at the drop of a hat Visit www tomahawk power com to gain access to the incredible resources below How To Video Library More of a visual person Visit our Video Library for equipment assembly instr...

Страница 4: ...ic or mechanical including photocopying without express written permission from Tomahawk Power Any type of reproduction or distribution not authorized by Tomahawk Power represents an infringement of valid copyrights and will be prosecuted We expressly reserve the right to make technical modifications even without due notice which aim at improving our machines or their safety standards 1 Safety Inf...

Страница 5: ...ive instruction from someone familiar with the equipment before being allowed to operate the machine 1 2 1 NEVER allow anyone to operate this equipment without proper training People operating this equipment must be familiar with the risks and hazards associated with it 1 2 2 NEVER touch the engine or muﬀler while the engine is on or immediately after it has been turned oﬀ These areas get hot and ...

Страница 6: ... carbon monoxide can cause loss of consciousness and may lead to death 1 3 2 DO NOT smoke while operating machine 1 3 3 DO NOT smoke when refueling engine 1 3 4 DO NOT refuel hot or running engine 1 3 5 DO NOT refuel engine near open flame 1 3 6 DO NOT spill fuel when refueling engine 1 3 7 DO NOT run engine near open flames 1 3 8 ALWAYS refill fuel tank in well ventilated area 1 3 9 ALWAYS replac...

Страница 7: ...e servicing to avoid accidental start up 1 4 8 ALWAYS keep machine clean and labels legible Replace all missing and hard to read labels Labels provide important operating instructions and warn of dangers and hazards 1 4 9 ALWAYS check for damaged parts before each use Carefully check that the equipment will operate properly and perform its intended function Replace damaged or worn parts immediatel...

Страница 8: ...Outlet Diameter 3 X 3 Max Total Head 89ft Suction Head 25ft Max Discharge 340 gal min Engine Model GX240 Engine Brand Honda Horsepower 8 Run Time 3 25 hrs Fuel Tank Capacity 1 5 gal Weight 93 lbs Product Warranty 2 Year Engine Warranty 3 Year FIGURE 2 ...

Страница 9: ...l choke lever for cold weather starting fuel shutoﬀ lever to prevent fuel spills and a recoil starter to turnover engine by hand Refer to Figure 3 4 2 Check the Engine Oil Level CAUTION ENGINE OIL IS A MAJOR FACTOR AFFECTING PERFORMANCE AND SERVICE LIFE NON DETERGENT OILS AND 2 STROKE OILS ARE NOT RECOMMENDED BECAUSE THEY HAVE INADEQUATE LUBRICATING CHARACTERISTICS CHECK THE OIL LEVEL WITH THE ENG...

Страница 10: ...e 4 may be used when the average temperature in your area is within the indicated range 4 4 Checking Oil When checking oil observe the following refer to Figure 5 4 4 1 Make sure the engine is in a level position 4 4 2 Remove the oil filler cap dipstick and wipe it clean 4 4 3 Insert the filler cap dipstick into the oil filler neck but do not screw it in 4 4 4 Remove the filler cap dipstick and ch...

Страница 11: ... fuel tank If fuel level is low refill with unleaded automotive gasoline 5 Start Up 5 1 Pre Start Checks WARNING MAKE SURE YOU REVIEW EACH WARNING IN ORDER TO PREVENT FIRE HAZARD KEEP AREA CLEAR OF FLAMMABLES OR OTHER HAZARDOUS MATERIALS 5 1 2 Check the following items before starting the engine 5 1 3 Fuel leakage from fuel hose sediment cup etc 5 1 4 Bolts and nuts for looseness Components for da...

Страница 12: ...he Centrifugal Pump 5 3 1 Connect suction and discharge hoses Make sure suction hose is fitted with a strainer B Remove priming plug from top of pump and fill chamber with water 5 3 2 Operate the engine at idle speed for 3 to 5 minutes 5 3 3 After engine warm up move the throttle lever to the operating speed 5 4 Stopping the Centrifugal Pump 5 4 1 Move the throttle lever fully to the right 5 4 2 S...

Страница 13: ...nvironmental regulations for disposal and handling requirements 6 2 3 Drain the oil while the engine is still warm to assure rapid and complete draining 6 2 4 Remove the oil filler dipstick cap and drain plug Allow oil to drain from the engine refer to Figure 6 6 2 5 Install the drain plug and tighten it securely 6 2 6 Refill with the recommended oil refer to Figure 2 2 6 2 7 After filling with oi...

Страница 14: ...ck and tighten the external hardware Wash cleaner element Check spark plug and clean if necessary Change engine oil Adjust spark plug gap Clean and adjust carburetor valve clearance and valve seat along with cylinder head Check rotor and stator Replace engine isolation mounts Replace spark plug and cleaner element Clean fuel strainer DAILY BEFORE STARTING AFTER FIRST 50 HOURS OR 3 MONTHS AFTER FIR...

Страница 15: ...sed by O ring damage Suction hose or strainer clogged Excessive impeller clearance Engine RPM too low Lift head too high Replace O rings Replace hose Clean strainer Disassemble to obtain casing cover and impeller Determine clearance and reshim as required refer to Replacement of Mechanical Seal Check RPM and reset throttle as required Lower lift head Pump primes too slowly Insufficient priming wat...

Страница 16: ...ntenance and repair and e product alteration in any manner by anyone other than Us with the sole exception of alterations made pursuant to product instructions and in a workmanlike manner Obligations of Purchaser You must retain Your product purchase receipt to verify date of purchase and that You are the original purchaser To make a warranty claim contact Us at 866 577 4476 identify the product b...

Страница 17: ... other rights which vary from state to state Some states do not allow limitations or exclusions on implied warranties or incidental or consequential damages so the above limitations may not apply to You This limited warranty is governed by the laws of the State of California without regard to rules pertaining to conflicts of law The state courts located in San Diego County California shall have ex...

Страница 18: ...n less than 10 minutes Compatible with major manufacturer wands 1 Year Product Warranty 1 6 HP Vibratory Concrete Screed Part TVSA H 1 6 HP Honda GX35 Engine Aluminum Magnesium blades available from 8ft 14ft Finish concrete 4X faster than other screed methods 360 adjustable handle placement 3 Year Engine Warranty 1 Year Product Warranty 6 Early Entry Green Concrete Saw Part TFS6H 5 5 HP Honda GX16...

Страница 19: ...d use Suitable for welding rods from 6010 to 6013 Includes wheel kit for job site portability 2 Year Product Warranty INVERTER SERIES 210 Amp Portable Welder Generator Part TWG210A Steady 50 210 Amp DC welding output 60 Duty Cycle for extended use Suitable for welding rods from 6010 to 7024 Electric Key Start with battery included 2 Year Product Warranty 3 7 Gallon 3HP Backpack Fogger Part TMD14 T...

Страница 20: ...r equipment and spare parts are needed at the drop of a hat With same day shipping and faster delivery times count on Tomahawk to keep you powered throughout the day With long lasting parts and engines Tomahawk equipment will be the star of your fleet for years to come Visit www tomahawk power com to get started today Power Your World FACEBOOK facebook com TomahawkPowerUSA YOUTUBE youtube com Toma...

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