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Service Handbook

High-Pressure 

Washer Pump

3.532-777.0

10.00

Pump 777  9/28/01  3:55 PM  Page 1

www.mymowerparts.com

For Karcher Pressure Washer Parts Call 606-678-9623 or 606-561-4983

Содержание 3.532-777.0

Страница 1: ...Service Handbook High Pressure Washer Pump 3 532 777 0 10 00 Pump 777 9 28 01 3 55 PM Page 1 www mymowerparts com For Karcher Pressure Washer Parts Call 606 678 9623 or 606 561 4983...

Страница 2: ...Pump 777 9 28 01 3 55 PM Page 2 www mymowerparts com For Karcher Pressure Washer Parts Call 606 678 9623 or 606 561 4983...

Страница 3: ...o read this entire manual to find a solution to a problem This manual identifies four basic ways the pump may malfunction Find the section that defines the malfunction of the pump Turn to that section...

Страница 4: ...ergent filter with metering valve 9 Swash disk 1 Pump shaft 35 Nipple 20 Bypass valve 19 Spring 18 Thermal relief valve 17 Thermal relief valve housing 16 Screw 2 15 Deflector cap 14 Fastening cap 27...

Страница 5: ...to the pump shaft As soon as the engine shaft rotates the swash plate assembly 6 7 8 9 rotates as well This causes the pistons 10 to move backwards and forwards The piston stroke depends upon the angl...

Страница 6: ...cluded with item 11 NA 1 22 Water inlet filter 6 414 252 0 1 23 Connection piece 4 030 045 0 2 ITEM S DESCRIPTION PART QTY IN PUMP 24 25 Low pressure valve seat plate 4 580 330 0 3 26 27 spring basket...

Страница 7: ...5 Pump shaft ball bearing 7 Nut 39 Detergent tube 34 Retainer clip 36 Detergent non return check valve 23 Connection piece 2 13 Weep holes 3 45 High pressure valve seat 3 46 Pump head 3 Pump shaft se...

Страница 8: ...occurred inside the pump D Bypass Valve 1 Remove fastening cap and deflector cap figure 2 2 Remove thermal relief valve housing figure 3 3 Pull out bypass valve figure 4 4 Inspect bypass valve for dam...

Страница 9: ...ly G Water Leaks See Section 2 Water Leaks H Pump is Cycling See Section 4 Detergent Delivery Failure 3 Remove valve with valve pliers figure 6 4 Check valve for wear debris and pitting figure 7 Repla...

Страница 10: ...cap 3 43 High pressure valve spring 3 42 High pressure valve cage 3 11 Piston spring 12 Piston housing 33 Water outlet 21 Water inlet 31 non return check valve 31 Nozzle insert 22 Water inlet filter 4...

Страница 11: ...cap figure 2 2 Remove thermal relief valve housing figure 10 3 Remove thermal relief valve figure 10 inset 4 Inspect valve and replace with new valve if necessary B Weep Holes High Pressure Seals 1 Re...

Страница 12: ...valve cage 3 11 Piston spring 12 Piston housing 33 Water outlet 21 Water inlet 31 non return check valve 31 Nozzle insert 22 Water inlet filter 40 Detergent filter with metering valve 9 Swash disk 1 P...

Страница 13: ...lace if necessary Soak new oil seals in water for 10 minutes inset figure 19 Make sure housing is clean and dry Place oil seal in to recessed end of installation tool Groove in seal should face oil Br...

Страница 14: ...EAK SOLUTIONS C Pump Shaft Seal 1 Unscrew nut on swash plate housing figure 21 and remove 2 Remove the pump shaft from the rear of the oil bath housing 3 Turn housing over and knock out the bearing by...

Страница 15: ...ve cage 3 11 Piston spring 12 Piston housing 33 Water outlet 21 Water inlet 31 non return check valve 31 Nozzle insert 22 Water inlet filter 40 Detergent filter with metering valve 9 Swash disk 1 Pump...

Страница 16: ...mp will cause ball to stick 6 Put silicone grease on hose nipple and place O ring on nipple The grease holds the O ring to the nipple 7 Reassemble placing spring behind ball to push against detergent...

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