background image

   16                                                       MAINTENANCE   INFORMATION

preventative maintenance will add many hours to the life of your

pressure washer.  Perform  maintenance more often under severe

conditions.  Do not spray high pressure water onto the machine.

Not all maintenance items apply to all machines.

MAINTENANCE SCHEDULE

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.

Burner Adjustment / Cleaning Annually
Remove Burner Soot

Annually

Descale Coil

Annually  (more Often If Required)

Replace Spray Nozzle

6 months

Replace Quick Connects

Annually

Clean Water Screen/Filter

Weekly

Clean Float/Supply Tank

Every 6 months

Replace HP Hose

Annually

Belts

Tighten               6 months (more often if required)

          Check/Replace Annually

 

MAINTENANCE INFORMATION

DESCRIPTION

                OIL TYPE                                    CAPACITY

Pump, General

            Non detergent SAE 30w

                               34-41oz

Pump, AR

                Non Detergent SAE 30w         10-41oz (axial pumps; no change req.)

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

PREVENTATIVE MAINTENANCE:

While your pressure washer has been produced with

quality materials and craftsmanship, you as the owner have

certain responsibilities for the correct care of the equipment.

Attention to regular preventative maintenance procedures will

assist in preserving the performance of your equipment.  Contact

your Hydro Tek dealer for maintenance.  A small investment in

 

Motor

Clean

Annually

Summary of Contents for HN SERIES

Page 1: ...ive Redlands CA USA 92374 PH 909 799 9222 FAX 909 799 9888 Website www hydroteksystems com 2003 Hydro Tek Systems Inc 8 2004 OPERATION MAINTENANCE MANUAL IMPORTANT READBEFOREOPERATING HIGH PRESSURE WASHERS NATURAL GAS PROPANE HN SERIES NATURAL GAS HEAT LINK SERIES ...

Page 2: ...jection System inlet downstream injection Water Supply direct Heating System 9 Coil Heat Exchanger System temperature flow switch controls lights Natural Gas Burner Pressure Delivery System 10 11 Discharge Hose Gun Wand Assembly trigger gun wand quick coupler Nozzles spray nozzles and steam nozzle Accessories wet sandblaster turbo nozzle hoses and reels wands injectors 12 TROUBLE SHOOTING GUIDE 13...

Page 3: ... is subject to the exclusions shown below Any parts replaced under this warranty will resume the remainder of the parts warranty period This Warranty does not apply to and Hydro Tek is not responsible for 1 Normal wear items such as Unloader Valves Discharge Hoses Guns Wands Nozzles Quick Couplers Brushes Filters Belts Seals O rings and Packings 2 Labor charges or costs related to the removal of t...

Page 4: ... WARRANTY This supersedes any and all previous warranty statements for products purchased after June 1 2001 Hydro Tek is not liable for indirect incidental or consequential damages including but not limited to Thecostofsubstituteequipment lossofrevenue pecuniaryexpense or loss or any damages whatsoever arising out of the use or inability to use a Hydro Tek product Hydro Tek disclaims all implied w...

Page 5: ...oved from the pallet To reduce risk of serious injury always block load mechanism in place beforeworking 3 CONNECTHOSEANDGUNASSEMBLY 4 CONNECTTHEWATERSUPPLY TURNWATERON Maintain an adequate supply of water using a I D steel pipe with a pressure between 25 and 60 PSI Burner power switches should be off before starting Do not run dry for longer than one minute 5 NATURALGAS PROPANEGAS Connectgassuppl...

Page 6: ...Turn gas valve off when not in use for an extended period 8 DISCONNECT STORE HOSES 9 WINTERIZE If not used in the winter store in heated space or antifreeze the unit Run the machine until the float tank is near empty fill with a 50 mix of water and anti freeze and run until antifreeze appears at the high pressure outlet If unit is equipped with a blowout valve it may be blown out with compressed a...

Page 7: ...ighpressure manifold Thecrankcaseoilwindowshouldbe checkedforoillevelandclarityandthepumpforoilor waterleaksbeforeeachuse Thesightwindowis locatedattherear oppositethehead ofthepumpand shouldbefilledtothemiddlewithPumpOil available atyourHydroTekdealer Iftheoil becomesmilkyin color moistureisenteringthecrankcase Changetheoil andcontactyourauthorizedHydroTekdealerifthe problempersists Toincreasepum...

Page 8: ...supplyofwater DIRECTWATERFEED Maintainaninletwaterpres sure between 25 PSI and 60 PSI using a I D hose InstallabackflowpreventeronyoursupplyhoseifState orLocalordinancesrequireit Installawaterregulatorif yourwaterpressureexceeds60PSI FLOATTANKWATERFEED Afloattankisusually usedtoregulatetheincomingwatersupplytothepumpand introduce chemicals into the inlet of the pump The float tank and filter locat...

Page 9: ...ose to extendthehoselife WARNING Hydro Tek hot water machines re quire special 250º Rated hose to operate in the steam mode Ifthehoseisnotreplacedwhenwornorifitisnot replacedbyaHydroTekoriginalequipmenthose itmay burstandseriousinjuryandburnscouldresult QUICKCOUPLERS Thequickcouplersonthehigh pressurehoseandspraynozzlemake iteasytochangenozzlesorhoses Whenconnectinghosesornozzles be certain that t...

Page 10: ...r on the spray gun is squeezed Never connectthespraynozzledirectlytothetriggergunwithout awandorinjurycouldresult Neverplacehandsorfingers overthenozzletip The nozzles generally come in three different spray angles 0º 15º and 40º The different spray angles of a givensizeofnozzledonotchangetheoutputpressureofthe machine justtheimpactforceandsurfacecoverageofthe waterspray The0ºnozzlespraysastraight...

Page 11: ...enozzlecanbeusedupto170ºF HOSESANDHOSEREELS The high pressure discharge hose canbeextendedbyconnectingaddi tionalhoselengthsbymeansoftwist couplers Hoseextensionsgenerallycomein50and100 footlengths Specifymaximumpressureandtemperature ofyourmachinewhenordering Pressurelossforaddi tionalhoselengthisminimal WARNING If your unit is equipped with 250º steamoption onlyuse250ºratedhose Lowpressureinletg...

Page 12: ...worn or improperly adjusted Air leak in inlet plumbing Inadequate incoming water supply Stuck inlet or discharge valves Restricted inlet or air entering the inlet plumbing on the pump Leaking H P seals Leaking L P seals Broken or worn bearing or connecting rod in crankcase Loose drain plug or damaged seal The most recurring probable cause is listed first Repairs should be made only by a qualified ...

Page 13: ...in gas valve Replace valve Do not attempt to repair or clean out Replace module Do not attempt to repair Pilot will not light burner will not fire Pilot lights but burner will not fire Burner fires but goes out NG or LP odor is present WARNING Check all NG connections with soap solution before operation Discharge water temperature too high Discharge water temperature not reaching maximum operating...

Page 14: ...SERVICE RECORD 15 SERVICE RECORD MODEL _____________________ SERIAL ____________________ Date of Service Mo Day Year Number of Run Hrs Since Last Service Service Performed ...

Page 15: ...eanWaterScreen Filter Weekly CleanFloat SupplyTank Every6months ReplaceHPHose Annually Belts Tighten 6 months more often if required Check Replace Annually MAINTENANCE INFORMATION DESCRIPTION OIL TYPE CAPACITY Pump General Non detergent SAE 30w 34 41oz Pump AR Non Detergent SAE 30w 10 41oz axial pumps no change req Pump Cat Cat Hydraulic non detergent 10w 40 ISO 68 11 25oz PREVENTATIVE MAINTENANCE...

Reviews: