DL manuals
Pacific Hydrostar
Pressure Washer
65078
Set Up, Operating, And Servicing Instructions

Pacific Hydrostar 65078 Set Up, Operating, And Servicing Instructions

Manual is about: Pacific Hydrostar 6.5 HP Pressure Washer

Set Up, Operating, And Servicing Instructions - (page 1)

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6.5 HP Pressure wasHer

Model

65078

set uP, OPerating, and servicing

instructiOns

danger

using an engine indoors can KiLL YOu in

Minutes.

engine exhaust contains carbon monoxide.

this is a poison you cannot see or smell.

never use inside

a home or garage,

even iF doors and

windows are open.

Only use Outside

and far away from

windows, doors, and

vents.

distributed exclusively by Harbor Freight tools

3491 Mission Oaks Blvd., Camarillo, CA 93011

visit our website at: http://www.harborfreight.com

read this material before using this product.

Failure to do so can result in serious injury.

save tHis ManuaL.

2008 by Harbor Freight Tools

contained herein may be reproduced in any shape or form without the express written consent of

Harbor Freight Tools. Diagrams within this manual may not be drawn proportionally. Due to continuing

improvements, actual product may differ slightly from the product described herein. Tools required for

assembly and service may not be included.

For technical questions or replacement parts, please call 1-800-444-3353.

rev 09c, 09e, 11h

1 2 3 4 5 6 7 Next › »

Summary of 65078

Page 1
6.5 hp pressure washer model 65078 set up, operating, and servicing instructions danger using an engine indoors can kill you in minutes. Engine exhaust contains carbon monoxide. This is a poison you cannot see or smell. Never use inside a home or garage, even if doors and windows are open. Only use ...
Page 2: Contents
Page 2 for technical questions, please call 1-800-444-3353. Sku 65078 contents important safety information ............................ 3 operating precautions ............4 service precautions ............. 6 basic specifications ............. 8 unpacking .................................. 8 set u...
Page 3: Save This Manual
Page 3 for technical questions, please call 1-800-444-3353. Sku 65078 save this manual keep this manual for the safety warnings and precautions, assembly, operating, inspection, maintenance and cleaning procedures. Write the product’s serial number in the back of the manual near the assembly diagram...
Page 4: Operating Precautions
Page 4 for technical questions, please call 1-800-444-3353. Sku 65078 the work area should have adequate 5. Drainage to reduce the possibility of a fall due to slippery surfaces. Wear ansi-approved safety goggles, 6. Heavy-duty work gloves, and dust mask/respirator during set up and use. Use only oi...
Page 5
Page 5 for technical questions, please call 1-800-444-3353. Sku 65078 do not operate in explosive 7. Atmospheres, such as in the presence of flammable liquids, gases, or dust. Gasoline-powered engines may ignite the dust or fumes. Stay alert, watch what you are 8. Doing and use common sense when ope...
Page 6: Service Precautions
Page 6 for technical questions, please call 1-800-444-3353. Sku 65078 use the correct equipment for the 23. Application. Do not modify the equipment and do not use the equipment for a purpose for which it is not intended. The high pressure water flow can 24. Damage the work surface if not used prope...
Page 7: Save These
Page 7 for technical questions, please call 1-800-444-3353. Sku 65078 allow the engine to completely b. Cool. Then, remove the spark plug c. Wire(s) from the spark plug(s). Keep all safety guards in place and 2. In proper working order. Safety guards include muffler, air cleaner, mechanical guards, ...
Page 8: Basic Specifications
Page 8 for technical questions, please call 1-800-444-3353. Sku 65078 rev 09c basic specifications fuel type 86+ octane unleaded gasoline capacity 0.95 gallons engine oil type sae 10w30 above 32° f 5w30 at 32° f or below capacity 0.63 quarts pump oil 150ml (5 oz.) sae 10w-30 non-detergent engine spe...
Page 9
Page 9 for technical questions, please call 1-800-444-3353. Sku 65078 screw the wand (20) onto the gun 5. And secure with the grommet. Choose the right nozzle (5) for the 6. Job. Pull back the quick connect collar and push the nozzle onto the end of the wand. Make sure the quick connect collar locks...
Page 10: Engine Diagram
Page 10 for technical questions, please call 1-800-444-3353. Sku 65078 engine diagram.
Page 11: Operating Instructions
Page 11 for technical questions, please call 1-800-444-3353. Sku 65078 operating instructions read the entire important safety information section at the beginning of this manual including all text under subheadings therein before set up or use of this product. Starting the engine inspect engine and...
Page 12: Warning
Page 12 for technical questions, please call 1-800-444-3353. Sku 65078 start procedure before starting the engine: follow the set up a. Instructions to prepare the equipment. Inspect the equipment and b. Engine. Make sure the pump has the vented oil cap installed. Fill the engine with the c. Proper ...
Page 13
Page 13 for technical questions, please call 1-800-444-3353. Sku 65078 nozzles on surfaces capable of withstanding the force of the spray. Only use the black nozzle when using pressure washer detergent. The power of the other nozzles will propel mist back at the operator and can imbed detergent into...
Page 14: Technical
Page 14 for technical questions, please call 1-800-444-3353. Sku 65078 technical specifications engine type single cylinder 4 stroke ohv battery required 12v 18ah bore x stroke 68mm x 54mm displacement 196cc compression ratio 8.5:1 rotation viewed from pto (power takeoff - the output shaft) counterc...
Page 15
Page 15 for technical questions, please call 1-800-444-3353. Sku 65078 area away from bystanders, use pressurized air to blow dust out of the air filter. If this does not get the filter reasonably clean, replace it. For foam filter elements: b. Wash the element in warm water and mild detergent sever...
Page 16
Page 16 for technical questions, please call 1-800-444-3353. Sku 65078 fuel hangs in the air. Remember to open the fuel valve before restarting the engine. It may take a little longer than usual to start the engine because the fuel needs to refill the fuel line and new filter. Cleaning, maintenance,...
Page 17
Page 17 for technical questions, please call 1-800-444-3353. Sku 65078 disconnect battery cables (if f. Equipped). Apply a thin coat of rust preventive oil 3. To all metal parts. Cover and store in a dry, well- 4. Ventilated area out of reach of children. Before starting the engine after 5. Storage,...
Page 18
Page 18 for technical questions, please call 1-800-444-3353. Sku 65078 troubleshooting problem possible causes probable solutions engine will not start fuel related: no fuel in tank or fuel valve closed. 1. Choke not in start position, 2. Especially with cold engine. Low quality or deteriorated, old...
Page 19
Page 19 for technical questions, please call 1-800-444-3353. Sku 65078 troubleshooting problem possible causes probable solutions engine misfires spark plug wire loose. 1. Incorrect spark plug gap or 2. Damaged spark plug. Defective spark plug wire. 3. Old or low quality gasoline. 4. Incorrect compr...
Page 20
Page 20 for technical questions, please call 1-800-444-3353. Sku 65078 troubleshooting problem possible causes probable solutions output pressure varies not enough water supply. 1. Water inlet screen is clogged. 2. Nozzle is clogged. 3. Nozzle has mineral build up. 4. Check water supply hose for kin...
Page 21: Parts Lists And Diagrams
Page 21 for technical questions, please call 1-800-444-3353. Sku 65078 part description qty 1 gun & hose holder 1 2 washer 1 3 nut 1 4 grommet 5 5 nozzle 5 6 safety warnings 1 7 filter 1 8 detergent inlet hose 1 9 bolt 4 10 lock washer 4 11 pump assembly 1 12 engine 1 13 key 1 14 handle 1 15 handle ...
Page 22
Page 22 for technical questions, please call 1-800-444-3353. Sku 65078 general assembly diagram rev 09e.
Page 23
Page 23 for technical questions, please call 1-800-444-3353. Sku 65078 when ordering replacement parts from this list, the “a” suffix must be included in order to get the correct part. Part # description 1a screw m8x16 2a flange 3a o-ring 4a radial shaft seal 5a rear bearing 6a sheath 7a plate 8a fr...
Page 24
Page 24 for technical questions, please call 1-800-444-3353. Sku 65078 pump diagram.
Page 25
Page 25 for technical questions, please call 1-800-444-3353. Sku 65078 cylinder head parts list & diagram part # description qty 1b cylinder head assembly 1 2b intake valve guide 1 3b exhaust valve guide 1 4b valve guide clip 1 5b cover 1 6b packing 1 7b breathing tube 1 8b spark plug 1 9b cylinder ...
Page 26
Page 26 for technical questions, please call 1-800-444-3353. Sku 65078 note: when ordering parts for this component use the suffix “c”. Note: some parts are listed and shown for illustration purposes only, and are not available individually as replacement parts. Crankcase parts list & diagram part #...
Page 27
Page 27 for technical questions, please call 1-800-444-3353. Sku 65078 crankcase cover parts list and diagram part # description qty 1d bolt 6 2d oil stick 1 3d packing 2 4d cover 1 5d oil seal 1 6d bearing 1 7d pin 2 8d oil filler cap 1 9d packing case cover 1 10d oil fill assembly 1 11d cap assemb...
Page 28
Page 28 for technical questions, please call 1-800-444-3353. Sku 65078 crankshaft/piston parts list & diagram part # description qty 1e ring set 1 2e piston 1 3e pin 1 4e rod assembly 1 5e crankshaft assembly 1 6e bolt 2 7e clip 2 8e timing gear 1 9e gear 1 10e crankshaft 1 11e first ring 1 12e seco...
Page 29
Page 29 for technical questions, please call 1-800-444-3353. Sku 65078 gas distribution adjustment system parts list & diagram part # description qty 1f nut 2 2f rocker arm 2 3f valve rocker 2 4f pivot bolt 2 5f plate assembly 1 6f block guide 2 7f push rod guide 1 8f push rod 2 9f valve lifter 2 10...
Page 30
Page 30 for technical questions, please call 1-800-444-3353. Sku 65078 starter subassembly parts list & diagram part # description qty 1g starter assembly 1 2g set screw 1 3g ratchet guide 1 4g friction spring 1 5g starter ratchet 2 6g return spring 2 7g recoil starter reel 1 8g recoil starter sprin...
Page 31
Page 31 for technical questions, please call 1-800-444-3353. Sku 65078 diversion assembly parts list & diagram part # description qty 1h bolt 6x20 1 2h side plate 1 3h bolt 6x8 2 4h shroud 1 5h side plate 1 6h grommet 1 note: when ordering parts for this component use the suffix “h”. Note: some part...
Page 32
Page 32 for technical questions, please call 1-800-444-3353. Sku 65078 carburetor parts list & diagram part # description qty 1j carburetor assembly 1 2j carburetor 1 3j main nozzle 1 4j main jet 1 5j float valve 1 6j valve set spring 1 7j float 1 8j float pin 1 9j oil cup gasket 1 10j oil cup 1 11j...
Page 33
Page 33 for technical questions, please call 1-800-444-3353. Sku 65078 flywheel/coil assembly parts list & diagram part description qty 1k ignition assembly 1 2k ignition coil 2 3k noise suppression cap assembly 1 4k stop switch cord 1 5k bolt 6x30 2 6k flywheel cover 1 7k charge coil assembly 1 8k ...
Page 34
Page 34 for technical questions, please call 1-800-444-3353. Sku 65078 control system parts list & diagram part # description qty 1m bolt 2 2m spring 1 3m bolt 1 4m arm 1 5m nut 1 6m throttle return spring 1 7m rod 1 8m control assembly 1 9m nut 1 10m fixing plate 1 11m washer 1 part # description q...
Page 35
Page 35 for technical questions, please call 1-800-444-3353. Sku 65078 air cleaner parts list & diagram part # description qty 1n air cleaner assembly 1 2n elbow 1 3n short collar 2 4n long collar 2 5n elbow packing 1 6n bolt 6x20 1 7n nut 6mm 2 8n nut 2 9n air cleaner cover 1 part # description qty...
Page 36: 90 Day Warranty
Page 36 for technical questions, please call 1-800-444-3353. Sku 65078 90 day warranty harbor freight tools co. Makes every effort to assure that its products meet high quality and durability standards, and warrants to the original purchaser that this product is free from defects in materials and wo...
Page 37
Page 37 for technical questions, please call 1-800-444-3353. Sku 65078 be completed in a reasonable amount of time, not to exceed 30 days. If you have any questions regarding your warranty rights and responsibilities, you should contact the harbor freight tools customer service department at 1-800-4...