M157305R.2 Installation, Operation, and Maintenance Manual HOT WATER PRESSURE WASHER: Cleans dirty surfaces with high-pressure hot water

10 Operating Instructions Follow these instructions every time you use the pressure washer. I.) Pre-Operation  A.) Position the machine for

11 V.) Attach Nozzle Color of Nozzle: Spray Angle Used For: Red 0 Highest Impact Yellow 15 Tough Stains/ Stripping Green 25 General White 40 Light C

12 2. The black, low-pressure chemical nozzle must be used to spray chemicals. 3. Squeeze the spray gun trigger. The chemical injector will d

13 Safety Features I.) Safety Relief The safety relief valve is a backup safety feature. If the unloader malfunctions, the safety relief valve

14 Cleaning The Inlet Filter WARNING: Check whether dangerous chemicals have been used and take precautions when handling filters. A.) Unscrew c

15 Coil Descaling In hard water areas, scale build-up within the heating coil will occur. Scale deposits will decrease the water temperature

16 Electrodes On a yearly basis the electrodes should be inspected and any necessary adjustments made. 1. Tip the machine back until it r

17 Cleaning Instructions for Flow Switch on 157306, 157307 & 157308 Mineral build-up and/or debris within the flow switch can occur an

18 Moving and Handling Instructions Maneuvering Your Pressure Washer 1.) Pull the handle back with both hands. 2.) Rotate the handle downward to

19 Troubleshooting Guide Pressure Washer Will Not Run - No Power Causes Solutions Machine not plugged in Plug machine in GFCI tripped Make sure mach

2 Table of Contents Important Safety Instructions 2 Safety Features 13 Grounding Instructions 3 Maintenance Instructions 13-17 Extension Cords 3 Mov

20 M157305R.2 - 157305,157306,157307, 157308 Parts Breakdown

21 ITEM PART # DESCRIPTION QTY MODEL ITEM PART # DESCRIPTION QTY MODEL 1 38525 50’ PW Hose Assy 1 ALL 37 38509 Threaded Gun Hook 2 ALL 2 777914

22 ITEM PART # DESCRIPTION QTY MODEL 1 786056 Comet BXD 1617 1 157305 779403 Comet BXD 2527G-E 1 157306 778154 Cat 2DX 1 157307 789205 Cat 4D

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Comet BXD 1617 Pump Exploded View 26

Comet BXD 1617 Pump Exploded View 27

Comet BXD 2527G-E Pump Exploded View 28

Comet BXD 2527G-E Pump Exploded View 29

3 Grounding Instructions This product must be grounded. If it should malfunction or breakdown, grounding provides a path of least resistance for ele

Cat 2DX Pump Exploded View 30

Cat 4DNX Pump Exploded View 31 Ref# P/N DESCRIPTION QTY Ref# P/N DESCRIPTION QTY 5 Not Available Screw 3 106 Kit #1 Seal 3 8 CA547153 Bearing Cover

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Limited Warranty 33 Dear Valued Customer: The NorthStar Product you just purchased is built with the finest material and craftsmanship. Use this p

34 Manufactured by Northern Tool + Equipment Co., 2800 SouthCross Drive West P.O. Box 1499 Bu

4 Specifications Item Number 157305 157306 157307 157308 Pressure Rating 1700 psi 2700 psi 2000 psi 2750 psi Flow Output 1.5 gpm 2.5 gpm 1.5 gpm

5 Machine Component Identification 157305, 157306, 157307, 157308 Ref # Description Ref # Description Ref # Description 1 Exhaust Vent 10 Flow

6 Installation Instructions I.) Unpack Separate and identify all components. Use the assembly instructions in this manual for assembly. High Press

7 II.) Assembly Instructions A. 1. Carefully raise the pressure washer off the floor by using blocks or ramps. Make sure the pressure was

8 III.) Pump Preparation *Comet Pumps Only A.) Replace shipping oil plug with vented plug. B.) Make sure the oil is 1/2 way up oil sight glass.

9 V.) Getting Started IMPORTANT: Proper initial installation of equipment will assure more satisfactory performance, longer service life and low