Comet pressure washer troubleshooting

You are turning on your Comet pressure washer and it is not turning on, is not working, is not supplying or heating water – it’s a sign of the breakage. First of all, you need to determine the cause and 2 tables below will help you. Each of them is devoted to the problems of a particular model of pressure washer of this brand. This manual could help to find out the causes of failure and choose a way to repair it yourself.

Comet ETM 71 pressure washer troubleshooting

PROBLEMSCAUSESREMEDIES
The high-pressure cleaner vibrates a lot and is noisy.Water inlet filter dirty.Follow the indications of the "ROUTINE MAINTENANCE" paragraph.
Suction of air.Check the integrity of the suction circuit.
Not enough water supply or too much priming depth.Make sure the tap is completely open and that the water mains flow or priming depth are in conformity with the indications of the paragraph "OPERATION - PRELIMINARY ACTIVITIES" fig. 5 - Operation G.
The high-pressure cleaner fails to reach maximum pressure.Unloader/regulation valve set at a lower value than the maximum one.
[ETM 100, ETM 130, ETM 150] Nozzle holder head in low- pressure mode .
Turn the knob clockwise.
Worn nozzle.Replace the nozzle
Not enough water supply or too much priming depth.Make sure the tap is completely open and that the water mains flow or priming depth are in conformity with the indications
Faulty operation of the BA type water mains disconnectorSee table in relative instruction manual.
Low detergent suction[ETM 100, ETM 130, ETM 150] Detergent suction filter clogged.Follow the indications of the "ROUTINE MAINTENANCE" paragraph.
[ETM 100, ETM 130, ETM 150] Detergent too viscous.Use a detergent recommended by the Manufacturer, and dilute in accordance with plate instructions.
No water comes out of the nozzle.No water.Make sure the water mains tap is completely open or the suction hose can prime.
Faulty operation of the BA type water mains disconnector.See table in relative instruction manual.
Too much suctioning depth.Make sure the priming depth is in conformity with the indications of the paragraph "OPERATION - PRELIMINARY ACTIVITIES"
Water nozzle clogged.Clean and/or replace the nozzle as indicated in the "ROUTINE MAINTENANCE" paragraph.
The high-pressure cleaner stops during operation.Tripping of system cutout device to which the high-pressure cleaner is connected (fuse, RCCB, etc).Reset the cutout device.
IN CASE THIS TRIPS AGAIN, DO NOT USE THE HIGH-PRESSURE CLEANER AND CONTACT A SKILLED TECHNICIAN.
Tripping of the ampere cut-out protection device.Follow the indications of the "SAFETY DEVICES" paragraph.
The high-pressure cleaner starts again spontaneously.Leaking and/or dripping in the delivery circuit.Check the integrity of the delivery circuit.
When the master switch is turned, the motor hums but does not startElectrical system and/or extension inadequate.Make sure the power line connection instructions have been followed (see the INSTRUCTION MANUAL - SAFETY PRECAUTIONS), with special reference to the extension used.

Comet FDW WB pressure washer troubleshooting

PROBLEMSCAUSESREMEDIES
The engine does not start or there is a malfunction with it or it stops while working.Refer to the engine operating and maintenance manual.Refer to the engine operating and maintenance manual after having made sure there is fuel in the tank.
The high pressure cleaner is vibrating a lot and is noisy.The water inlet filter is dirty.Follow the instructions given in the "ROUTINE MAINTENANCE" paragraph.
Air suction.Check soundness of the suction circuit.
Tank nearly empty.Fill tank.
The high pressure cleaner fails to reach maximum pressure.The regulation valve is set for a pressure lower than the maximum one.Turn the pressure regulating knob clockwise.
The nozzle holder head is in the low pressure position Proceed
The water inlet filter is dirty.Follow the instructions given in the "ROUTINE MAINTENANCE" paragraph.
The nozzle is worn.Replace the nozzle as explained in the "ROUTINE MAINTENANCE" paragraph.
Tank nearly empty.Fill tank.
Poor detergent suctionThe nozzle holder head is not in the low pressure position Proceed
The detergent suction adjustment knob is not correctly set.Proceed
Detergent suction filter clogged.Follow the instructions given in the "ROUTINE MAINTENANCE" paragraph.
The detergent being used is too viscous.Use a detergent recommended by the manufacturer and follow the diluting instructions on the label.
No water coming through the nozzle.Empty tank.Fill tank.
Water nozzle clogged.Clean and/or replace the nozzle as explained in the "ROUTINE MAINTENANCE" paragraph.