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 MAINTENANCE   INFORMATION

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equipment.  Contact your  dealer for maintenance.  A small
investment in preventative maintenance will add many
hours to the life of your pressure washer.  Perform  main-
tenance more often under severe conditions.  Do not spray
high pressure water onto the machine. 

 Not all mainte-

nance items apply to all machines.

MAINTENANCE SCHEDULE**

Engine Oil

Inspect

Daily

Change

After first 8 hours then every 50 hours. Every 25 hours in high ambient temperature

Filter

Every 100 hours

Air Cleaner

Inspect

Every 50 hours

Clean

Every 3 months

Battery Level

Check monthly. 12VDC burner systems; replace battery every 2 years

Engine Fuel Filter

500 hrs or 6 months

Spark Plug Maint.

500 hrs or 6 months

Clean Fuel Tank(s)

Annually

Replace Fuel Lines

Annually

Pump Oil

Inspect

Daily

Change

After first 50 hours, then every 3-5 months or 500 hours

Axial pumps come filled with synthetic oil which does not require changing.

Replace Burner Filter

Monthly-(More often if fuel quality is poor)

Remove Burner Soot

Annually

Burner Adjustment/Cleaning

Annually

Descale Coil

Annually-(More Often If Required)

Replace Spray Nozzle

6 months

Rplc Quick Connects

Annually

Clean Water Screen/Filter

Weekly

Clean Float/Supply Tank

Every 6 months

Replace HP Hose

Annually

Belts

Tighten 6 months

Inspect/Replace

Annually

 MAINTENANCE INFORMATION

DESCRIPTION

OIL TYPE

    CAPACITY

 FUEL

CAPACITY

Gas Engine

10w30 Motor Oil

   .63 to 3qt

Gasoline

8qt to 7 gal

Pump, General

Non detergent SAE 30w

      34-41oz

Pump, AR

Non Detergent SAE 30w

      10-41oz

Pump, Cat          Cat Hydraulic, non-detergent 10w-40 ISO 68    11-25oz

**Check the engine manufacturer's service guide for additional maintenance items.

PREVENTATIVE MAINTENANCE:

While your power washer has been produced with

quality materials and craftsmanship, you as the owner have
certain responsibilities for the correct care of the equip-
ment. Attention to regular preventative maintenance pro-
cedures will assist in preserving the performance of your

Summary of Contents for HG SERIES

Page 1: ...PERATION MAINTENANCE MANUAL IMPORTANT CAUTION TO REDUCE RISK OR INJURY READ OPERATING INSTRUCTIONS CAREFULLY BEFORE USING 2007 HydroTek POWER WASHERS CPKSERIES HG SERIES SH SERIES SK SERIES SR SERIES ST SERIES ...

Page 2: ..._______ on the product label The serial number _______________________ located at the base of the machine The purchases date from your purchase receipt required for warranty service A description of the problem Ordering Parts and Accessories To order parts and accessories for your pressure washer call or visit your local dealer To get the best use of your pressure washer please read the manual car...

Page 3: ...et downstream injection Water Supply direct float tank supply tank feed Heating System 9 Coil Heat Exchanger System temperature flow switch controls Diesel Fired Burner air band transformer fuel pump filter solenoid Pressure Delivery System 9 Discharge Hose Hose Reels Gun Wand Assembly trigger gun wand quick coupler Nozzles spray nozzles steam nozzle and turbo nozzle Hydro Twister Trailers TROUBLE...

Page 4: ...DUCTION ONEYEARLIMITEDPARTSWARRANTY Provided by Hydro Tek excluding normal wear items listed below Labor excluded ONEYEARWARRANTYONENGINES ONEYEAR OR LESS ON ELECTRIC MOTORS Up to two year limited warranty provided by the respective engine manufacturer and up to one year by electric motor manufacturer Labor excluded ONE YEAR COIL WARRANTY one year parts warranty Labor freezing descaling excluded O...

Page 5: ...atingpressureortemperature 4 KEEPHANDSCLEAROFBELTSANDMOVINGPARTS 5 Do not operate the product when fatigued or under the influ ence of alcohol or drugs ELECTRICAL PRECAUTIONS 1 ObserveallState Local andNationalcodesfortheinstalla tionofyourelectricallypoweredwasher 2 For a grounded product rated 250 volts single phase or less This Product Is Provided With A Ground Fault Circuit Inter rupterBuiltIn...

Page 6: ...isconnectbeforespraying 2 PURGE AIR FROM SYSTEM Squeezethetriggeronthespraygununtilaconstantstreamof water comes out Purging works best with nozzle removed from wand and or dual wand in the low pressure mode 3 SELECT DESIRED NOZZLE Connect nozzle securely to spray wand If equipped close pressure adjusting knob on dual wand Hold gun firmly squeeze trigger for highpressurespray O ringshouldbereplace...

Page 7: ...manual or auto maticthermaloverloadwhichwillshutdown the motor if it overheats If the overload or starter shuts down the motor have an elec tricianoranauthorizedHydroTekdistributor check for electrical problems Voltage reading under load should be 10 of name plate voltage on motor The motor can be reset by depressing the red overload button located on either the motor or the starter as shown above...

Page 8: ...ter temperature is 145ºF Do not run pump dry Protect from freezing Do not run a frozen pump until it is completely thawed UNLOADER AND PRESSURE RELIEF VALVE The unloader valve is preset at the factory to govern the proper output pressure of your machine It will release the pressure of the pump output back into the inlet if the trigger on the spray gun is released NEVER increase the set pressure on...

Page 9: ...the coils of pipe which in turn heats the water flowing through it Use clean 2 DIESEL FUEL for the burner or substitute 1 diesel light fuel oil or Kerosene if diesel is not available AIR BAND adjustments may need to be made to compen sate for higher elevations or if more than a trace of smoke is observed in the burner exhaust The ELECTRODES may need to be cleaned and adjusted periodically These ad...

Page 10: ... nozzle multiplies the power ofyourmachinebyrotatingthesprayjetandmakingthewater impact the surface harder to give better cleaning results Simply replace the spray nozzle with the turbo nozzle and squeezethetriggeronthespraygunwiththeburneroffforhigh pressure spray Do not point the turbo nozzle upward when starting Turbo Laser type nozzles cannot be used with water over 190º or life of the turbo n...

Page 11: ...rakes Test that theyare operational Brake Adjustment Adjust to proper operating clearance x Brake Magnets Inspect for wear and current draw x Brake Linings Inspect for wear and contamination x Brake Controller Check for correct amperage modulation x Brake Cylinders Check for leaks sticking x Brake lines Inspect for cracks leaks or kinks x Trailer Brake Wiring Inspect for bare spots fray ect x Brea...

Page 12: ...of oil leakage and replace damaged O ring or seal The most recurring probable cause is listed first Repairs should be made only by a qualified technician PowerSystem GasolineEngineDriven Engine will not start or crank over Engine will not start but will crank over Engine bogs down under load whenever spray gun is triggered Electric motor does not start Machine will not auto start If equipped Trigg...

Page 13: ...on if equipped Fill burner tank with 2 diesel Squeeze trigger to fire burner Clean or tighten fuel filter Check fuel pressure Clean spray nozzle Reset overload locate source of overload Install nozzle in wand See pumping systems trouble shooting Check fuel pressure filter fuel lines Replace fuel pump and or nozzle Check electrical continuity with pump spraying and burner on Replace fuel valve if i...

Page 14: ...TRIGGER IS PULLED REPLACE IF NO CONTINUITY CHECK BELT TENSION ADJUST IF NEEDED ADJUST ENGINE RPM TO RUN IN SPEC VOLTAGE OUTPUT CHANGES WITH GENERATOR SPEED CHECK CAPACITOR FOR 16MFD ARC TERMINALS WITH SCREW DRIVER BEFORE TESTING IF ALL THESE TEST GOOD REPLACE GENERATOR ADJUST FUEL PRESSURE TO SPEC CHECK REPLACE FILTER REPAIR ANY AIR LEAKS IF PROPER PRESSURE CANNOT BE OBTAINED REPLACE FUEL PUMP IS ...

Page 15: ...ILTER REPAIR ANY AIR LEAKS IF PROPER PRESSURE CANNOT BE OBTAINED REPLACE FUEL PUMP IS THERE FUEL VAPOR COMING OUT OF THE BURNER EXHAUST CHECK THE TRANSFORMER FOR SPARK CAUTION HIGH VOLTAGE CHECK ELECTRODE ADJUSTMENT AND AIR BAND ADJUSTMANT SEE BURNER SPEC SHEET FOR SETTING ELECTRODE GAP IS VERY IMPORTANT CHECK ELECTRODES FOR CRACKS REPLACE FUEL NOZZLE REPLACE INSULATION IF IT IS SATURATED WITH DIE...

Page 16: ...WIRING DIAGRAMS ST 16 ...

Page 17: ...17 WIRING DIAGRAMS ST ...

Page 18: ...WIRING DIAGRAMS SR 18 ...

Page 19: ...19 WIRING DIAGRAMS SK ...

Page 20: ...20 WIRING DIAGRAM SH ...

Page 21: ...21 WIRING DIAGRAMS SH ...

Page 22: ...22 WIRING DIAGRAMS HG ...

Page 23: ...SERVICE RECORD 23 MODEL _______SERIAL __________ Date of Service Mo Day Year Number of Run Hrs Since Last Service Service Performed ...

Page 24: ...withsyntheticoilwhichdoesnotrequirechanging ReplaceBurnerFilter Monthly Moreofteniffuelqualityispoor RemoveBurnerSoot Annually BurnerAdjustment Cleaning Annually DescaleCoil Annually MoreOftenIfRequired ReplaceSprayNozzle 6months RplcQuickConnects Annually CleanWaterScreen Filter Weekly CleanFloat SupplyTank Every6months ReplaceHPHose Annually Belts Tighten6months Inspect Replace Annually MAINTENA...

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