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North Star 157121, Owner'S Manual

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North Star 157121 Owner'S Manual Download Page 34

34 

 

Pump Assembly 

–

 Cat 66DX 

 
 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Ref# 

Part# 

Description 

Qty 

Model# 

1 

777915 

3/8" QC x 3/8" FNPT 

1 

157127, 157133 

2 

800986 

INLET FILTER, 1/2

” NPT

 

1 

3 

777340 

¼”

 NPT 

X ¼” HOSE BARB FITTING

 

1 

4 

777834 

¼” HOSE CLAMP

 

2 

5 

777165 

¼” PVC

 BRAIDED HOSE (SOLD BY 

FOOT) 

1.17 ft. 

6 

38584 

EASY START VALVE 

1 

7 

777347 

3/8" STREET TEE ELBOW 

1 

8 

777836 

THERMAL VALVE 

1 

9 

777376 

VALVE, POP-OFF 

1 

10 

777410 

3/8" STREET ELBOW 

1 

11 

777838 

1/4" NPT PLUG  

1 

Fig06793

157127, 157133

Summary of Contents for 157121

Page 1: ...losion Engine sparking can ignite fuel or other flammable liquids or vapors in the vicinity Hot exhaust from engine can ignite combustible materials Burns Pressure washer pump and engine are hot surfa...

Page 2: ...15 Preparing for Operation 16 Check Add Oil to Pump 16 Check Add Engine Oil 16 Inspect Fuel System Check for Leaks 17 Connect Hoses Water Supply and Spray Nozzle 18 Prime the Water Supply 19 Set Up fo...

Page 3: ...PUMP ASSEMBLY CAT 66DX 34 PUMP ASSEMBLY GENERAL PUMP ME11511G8 35 PUMP EXPLODED VIEW COMET DWD 36 PUMP PARTS LIST COMET DWD 37 PUMP EXPLODED VIEW CAT 4DNX 38 PUMP EXPLODED VIEW CONTINUED CAT 4DNX 39 P...

Page 4: ...ncludes waterproof insulated gloves and non slip protective footwear Cleaning chemicals may require the use of respiration mask refer to the chemical label for further instruction Adult Control only O...

Page 5: ...t 22022 Pump Oil Shipped with oil but refills required SAE 30 Non Detergent Oil or Comet Pump Oil Part 22022 157123 157124 FLOW OUTPUT FLOW OUTPUT PSI bar 3300 227 5 PSI bar 3600 227 5 GPM I min 2 5 9...

Page 6: ...Part 22158 Pump Oil Shipped with oil but refills required SAE 30 Non Detergent Oil or Pressure washer Pump Oil Part 4043 157132 157133 FLOW OUTPUT FLOW OUTPUT PSI bar 3300 207 PSI bar 4200 276 GPM I...

Page 7: ...acement 5 Engine Honda engine provides years of reliable use Air cooled engine that powers the pump 6 Nozzles Change nozzles for different spray patterns 7 Spray Gun Always use two hands for safe oper...

Page 8: ...ation which if not avoided will result in death or serious injury WARNING orange indicates a hazardous situation which if not avoided could result in death or serious injury CAUTION yellow used with t...

Page 9: ...If a safety label is missing or not legible order new labels from NorthStar Product Support at 1 800 270 0810 On Product Warning Labels Location Part Numbers Description 1 801118 Poisonous Gas Decal 2...

Page 10: ...10 Safety Labeling Safety Decals To order replacement safety labels call NorthStar Product Support at 1 800 270 0810...

Page 11: ...r and its components For missing or damaged components contact Product Support at 1 800 270 0810 If complete fill out product serial number information See Limited Warranty section of this manual Any...

Page 12: ...11 FOR MODEL 157124 157127 157133 PART 800425 MODEL 157130 NOZZLES QTY 4 PART 38578 T HANDLE KNOBS QTY 2 ALL MODELS PART 35198 NOZZLE GROMMET QTY 5 ALL MODELS PART 82233 BOLT CARRIAGE GR5Z 5 16 18X2 Q...

Page 13: ...WARNING Location Hazards Choose a suitable site for operating your pressure washer to prevent possible death from carbon monoxide poisoning or injury from fire explosion hot surfaces or equipment tip...

Page 14: ...llation inside an enclosure This could cause heat build up and increased exhaust back pressure resulting in possible exhaust leakage or damage to the pressure washer 1 The exhaust gas from your pressu...

Page 15: ...rs and potential renters in safe set up and operation Do not allow anyone to operate the pressure washer who has not read the Owner s Manual and been instructed on its safe use Adult Control only Only...

Page 16: ...get to fresh air RIGHT AWAY See a doctor You may have carbon monoxide poisoning Wear Personal Protective Gear WARNING Wear personal protective gear to prevent Eye and skin injection injury from high p...

Page 17: ...sitting inside a vehicle trailer trunk or pick up truck bed Dissipate static charge from your body before beginning the fueling process by touching a grounded metal object at a safe distance from fuel...

Page 18: ...en hose must have an inside diameter of at least 5 8 If the hose is more than 100 ft long the diameter must be at least 3 4 4 Never use a reservoir tank as a water source Drawing water out of a tank m...

Page 19: ...collar back and twist the nozzle firmly into the coupler on the end of the wand 3 Release the collar making sure it springs back and re seats to its original non retracted position Check the connectio...

Page 20: ...sher and if used would obviously alter the 15 to 1 dilution ratio and may cause pump damage CAUTION Chemicals Containing Muriatic Acid Certain chemicals such as bleach or those containing muriatic aci...

Page 21: ...High Pressure Spray WARNING High Pressure Spraying Safety Keep spray away from people Never direct discharge stream at or near any person Do not allow any part of the body to come in contact with the...

Page 22: ...e the spray gun safety lock to prevent accidental high pressure discharge 10 Always turn off the engine and activate spray gun trigger to relieve system pressure when the sprayer is unattended or disc...

Page 23: ...storing Prepare Pressure Washer for Freezing Conditions If you will be storing the pressure washer in freezing temperatures you must properly prepare the pressure washer to prevent water from freezing...

Page 24: ...acturer s instructions Fuel stabilizer steps a Ensure gas tank is full b Add fuel stabilizer to fuel tank c Run pressure washer with high pressure hose at least 5 minutes after adding stabilizer to al...

Page 25: ...urn off relieve pressure first Always turn off pressure washer and relieve system pressure before inspection or maintenance Remove spark plug or spark plug wire to prevent accidental starting Fuel val...

Page 26: ...the inlet filter before each use WARNING Filter Disposal When cleaning filters check whether dangerous chemicals have been used with the filter and take any precautions that may be recommended by the...

Page 27: ...our local recycling center or service station for reclamation Do not throw it in the trash pour it on the ground or pour it down a drain NOTE TO COMMERCIAL USERS All mechanical equipment no matter how...

Page 28: ...Place ON OFF switch in the ON position Spark plug wire not attached Attach spark plug wire to spark plug LOW SURGING PRESSURE Causes Solutions Insufficient water supply Increase water flow check for k...

Page 29: ...29 Parts Explosion Model 157121 157122 157123 157124 157127 157130 157127 SHOWN...

Page 30: ...GX 160 157122 6067 ENGINE HONDA GX 200 157123 44373 ENGINE HONDA GX 270 157124 6066 ENGINE HONDA GX 389 157127 157130 17 A157121 COMET DWD PUMP ASSEMBLY 1 157121 157122 A157123 CAT 4DNX PUMP ASSEMBLY...

Page 31: ...31 Parts Explosion Model 157132 157133 3 33 Fig06756 9 8 20 30 1 5 22 6 27 28 10 26 16 7 34 31 32 4 2 21 29 19 15 18 25 14 13 12 11 17 24 23 157132 SHOWN...

Page 32: ...HOSE 3 FT 157132 157133 17 2215 RUBBER FOOT 2 157132 157133 18 82232 TAPPER SELF 1 4 X3 4 TYPAB 2 157132 157133 19 799993 BUMPER TUBE AL 1 157132 157133 20 A157123 CAT 4DNX PUMP ASSEMBLY 1 157132 A15...

Page 33: ...HOSE CLAMP 2 157121 157122 157123 157124 157132 5 777165 PVC HOSE SOLD BY FOOT 1 17 ft 157121 157122 157123 157124 157132 6 801964 EASY START VALVE 1 157121 157122 38584 EASY START VALVE 157123 15712...

Page 34: ...LET FILTER 1 2 NPT 1 3 777340 NPT X HOSE BARB FITTING 1 4 777834 HOSE CLAMP 2 5 777165 PVC BRAIDED HOSE SOLD BY FOOT 1 17 ft 6 38584 EASY START VALVE 1 7 777347 3 8 STREET TEE ELBOW 1 8 777836 THERMAL...

Page 35: ...R VALVE VRT3 1 3 777839 1 2 NIPPLE X 3 8 MPT 1 4 777119 3 4 HOSE CLAMP 2 5 2264 1 2 BLACK HOSE SOLD BY FOOT 1ft 6 777915 3 8 QC x 3 8 FNPT 1 7 800986 INLET FILTER 1 2 NPT 1 8 777840 1 2 BARB X 1 4 MPT...

Page 36: ...36 Pump Exploded View Comet DWD...

Page 37: ...O RING 3 33 CO0009095000 RING 3 34 CO1241023100 SEALING RING 3 35 CO1241024000 SEALING RING 3 36 CO0009094400 PACKING RETAINER 3 37 CO1210033300 O RING 3 38 CO0019018500 SEALING RING 3 Ref P N DESCRI...

Page 38: ...3 33 CA14179 O RING FOR OIL FILTER CAP 1 166 CA547098 VALVE 6 37 CA92241 GAUGE BUBBLE OIL W GASKET 1 167 CA46865 SPRING 6 38 CA44428 GASKET FLAT FLEX OIL GAUGE 1 168 CA543988 RETAINER SPRING INLET 3 4...

Page 39: ...PISTON STEM 1 469 CA7332 CHEMICAL FIXED INJECTOR 1 423 CA46249 RETAINER VALVE 1 470 CA76179 UNLOADER REPAIR KIT INCLUDES 412 414 415 423 424 425 426 428 429 435 436 437 1 424 CA13966 O RING VALVE RET...

Page 40: ...40 Pump Exploded View Cat 4SPX...

Page 41: ...436 CA49664 SEAT 1 69 CA126259 WASHER OIL SEAL 3 437 CA13963 O RING 70D FOR SEAT 1 70 CA25301 OIL SEAL 3 438 CA46254 SEAT CHECK VALVE 1 90 CA547091 PLUNGER 3 439 CA13963 O RING 70D FOR CHECK VALVE SE...

Page 42: ...VALVE 6 37 CA92241 GAUGE BUBBLE OIL W GASKET 1 167 CA43750 SPRING 6 38 CA44428 GASKET FLAT OIL GAUGE 1 168 CA46583 RETAINER SPRING INLET 6 40 Not Available SCREW 4 172 CA17616 O RING FOR PLUG 6 48 CA...

Page 43: ...ING PISTON STEM 90D 1 464 CA49118 WASHER SEAL 1 2 2 423 CA49105 RETAINER VALVE 1 468 CA31708 KIT O RING INCLUDES 414 415 424 428 430 437 446 454 1 424 CA49106 O RING VALVE RETAINER 70D 1 469 CA7367 IN...

Page 44: ...44 Pump Exploded View General Pump ME11511G8...

Page 45: ...Intermediate Ring KC 15 3 35 GP90260800 Sealing Ring LP 15x22x5 3 Ref P N DESCRIPTION QTY 36 GP81210670 Bottom Ring 15 3 37 GP96738000 Washer 17 5x23x1 5 1 38 GP98210050 Plug G3 8 x13 1 39 GP96751400...

Page 46: ...of purchase ALL Normal Wear Items 90 days from date of purchase In addition to the normal warranty NorthStar shall warrant any normal wear item from defects in material or workmanship for a period of...

Page 47: ...aning and obstruction due to build up is not covered by this NorthStar warranty Please fill in the following information and have it on hand when you call in on a warranty claim Customer Number ______...

Page 48: ...ernTool com WARNING This product can expose you to chemicals including gasoline engine exhaust which is known to the State of California to cause cancer and carbon monoxide which is known to the State...

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