Sterwins Hc 150 Bar Cleaner Pump Replacement Repair Guide

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Introduction

Step 1

              Removing the handle from the winder

Before any intervention on the device, make sure that the power cord is disconnected.
Pull on the winder handle facing you to unclip it.

Before any intervention on the device, make sure that the power cord is disconnected.

Pull on the winder handle facing you to unclip it.

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Step 2

              Winder disassembly

Unscrew the 2 housing fixing screws.
Remove the housing.
Using a flathead screwdriver, remove the clips holding the high pressure outlet connector from the pump to the hose reel.

Unscrew the 2 housing fixing screws.

Remove the housing.

Using a flathead screwdriver, remove the clips holding the high pressure outlet connector from the pump to the hose reel.

Step 3

              Extraction of the winder

Pull the connection towards you.
Move the 2 roller bearings outwards.
Then remove the winder one side at a time.

Pull the connection towards you.

Move the 2 roller bearings outwards.

Then remove the winder one side at a time.

Step 4

              Unplug the detergent container

Unhook the container by pulling towards you.
Uncouple the suction hose by pulling in the direction of the arrow.

Unhook the container by pulling towards you.

Uncouple the suction hose by pulling in the direction of the arrow.

Step 5

              Disassembly of the front

Unscrew the 6 fixing screws indicated by the arrows.
Tilt the product forwards to access the last 2 fixing screws located under the device marked with the arrows.
Then lay the device flat, and unscrew the plastic nut from the water inlet pipe.

Unscrew the 6 fixing screws indicated by the arrows.

Tilt the product forwards to access the last 2 fixing screws located under the device marked with the arrows.

Then lay the device flat, and unscrew the plastic nut from the water inlet pipe.

Step 6

              Uncouple the front

Remove the faceplate upwards.
Return the device to an upright position on its wheels.
Unscrew the screw indicated by the arrow to separate the bearing from the winder in order to extract the pump outlet pipe.

Remove the faceplate upwards.

Return the device to an upright position on its wheels.

Unscrew the screw indicated by the arrow to separate the bearing from the winder in order to extract the pump outlet pipe.

Step 7

              Uncoupling of the winder bearing

Once the fixing screw removed, slide the bearing as indicated by the arrow.
Then pull upwards to extract the bearing from the pipe.
Then remove the front panel.

Once the fixing screw removed, slide the bearing as indicated by the arrow.

Then pull upwards to extract the bearing from the pipe.

Then remove the front panel.

Step 8

              Access to the On/Off switch

Remove the button facing you.
Unscrew the 2 screws as indicated in order to separate the support.
Then unscrew the 6 screws and remove the hatch to access the electrical connection.

Remove the button facing you.

Unscrew the 2 screws as indicated in order to separate the support.

Then unscrew the 6 screws and remove the hatch to access the electrical connection.

Step 9

              Electrical disconnection

Remove the switch from its housing.
Uncouple the red power cable from the On/Off switch.

Remove the switch from its housing.

Uncouple the red power cable from the On/Off switch.

Step 10

              Uncoupling the pump

Unscrew the 3 fixing screws of the pump using the allen key.
Turn the device over, unscrew the 2 screws of the pump retaining hoop.
Then pull it up.

Unscrew the 3 fixing screws of the pump using the allen key.

Turn the device over, unscrew the 2 screws of the pump retaining hoop.

Then pull it up.

Step 11

              Extraction of the pump

Lift the pump upwards.
Be careful to note the passage of the high pressure pipe, indicated by the yellow arrow.
Be careful to note the passage of the detergent pipe, indicated in green by the arrow and the circle.

Lift the pump upwards.

Be careful to note the passage of the high pressure pipe, indicated by the yellow arrow.

Be careful to note the passage of the detergent pipe, indicated in green by the arrow and the circle.

Step 12

              Pump replacement

Fit the suction pipe of the detergent container.
Install the pump outlet pipe.

Fit the suction pipe of the detergent container.

Install the pump outlet pipe.

Step 13

              Attach the pump motor

Install the pump motor retaining arch.
Tighten the 2 arch fixing screws.
Turn the device over on the front face in order to reattach the 3 pump motor retaining screws.

Install the pump motor retaining arch.

Tighten the 2 arch fixing screws.

Turn the device over on the front face in order to reattach the 3 pump motor retaining screws.

Step 14

              Positioning of the electrical cable

Position the cable block on the housing as indicated by the red arrow.
Position the excess cable as indicated by the yellow arrow

Position the cable block on the housing as indicated by the red arrow.

Position the excess cable as indicated by the yellow arrow

Step 15

              Connect the ON/OFF switch

Connect the power cord (red) to the On/Off switch, taking care to match brown with brown (phase) and blue with blue (neutral).
Be careful not to forget to connect the grounding cable (yellow/green) as indicated by the yellow arrows.
Reposition the switch in its housing indicated by the orange arrows, as well as the cables indicated by the green arrows.

Connect the power cord (red) to the On/Off switch, taking care to match brown with brown (phase) and blue with blue (neutral).

Be careful not to forget to connect the grounding cable (yellow/green) as indicated by the yellow arrows.

Reposition the switch in its housing indicated by the orange arrows, as well as the cables indicated by the green arrows.

Step 16

              Reassembly of the control plate

Position the plate and tighten its 6 fixing screws.
Put the control lever back in place.
Insert the 2 fixing screws of the button support.

Position the plate and tighten its 6 fixing screws.

Put the control lever back in place.

Insert the 2 fixing screws of the button support.

Step 17

              Install the front panel

Be careful before fitting the front panel, do not forget the control button by positioning its notch with the control lever (as shown in the photo).
Insert the hose into the channel of the bearing support of the reel.

Be careful before fitting the front panel, do not forget the control button by positioning its notch with the control lever (as shown in the photo).

Insert the hose into the channel of the bearing support of the reel.

Step 18

              Fasten the reel bearing

Insert the pipe into the bearing.
Insert the slide of the support into that of the front.
Put the fixing screw back in place.

Insert the pipe into the bearing.

Insert the slide of the support into that of the front.

Put the fixing screw back in place.

Step 19

              Attach the front

Reposition the front panel, aligning the notches correctly.
Screw the plastic nut of the water inlet pipe back on.
Tighten the 8 front fixing screws.

Reposition the front panel, aligning the notches correctly.

Screw the plastic nut of the water inlet pipe back on.

Tighten the 8 front fixing screws.

Step 20

              Put the winder back in place

Connect the hose to the winder.
Install the locking clips.
Tighten the 2 casing fixing screws

Connect the hose to the winder.

Install the locking clips.

Tighten the 2 casing fixing screws

Step 21

              Replace the detergent container and handle

Connect the suction hose to the detergent container.
Replace the container.
Insert the handle into the winder until it snaps into place.

Connect the suction hose to the detergent container.

Replace the container.

Insert the handle into the winder until it snaps into place.

Step 22

              Necessary tools

1 clamp
1 flat screwdriver
1 Phillips screwdriver
1 allen key size 6

1 clamp

1 flat screwdriver

1 Phillips screwdriver

1 allen key size 6

By the end of the guide your pump should be replaced and fully functional.

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Grammar Police#

Introduction#

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Introduction