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International Service Information

International Service Information

Dec. 22nd,1999

HD 1050 DE Cage

New Unit Information

Technical features

General

HD 1050 DE Cage is the same as HD1050 DE 1.810-988  (Service Information HD 1050 DE dated

Jun 22nd,1999), but has an additional frame with side protection screen.

Drive

– Yanmar 1-cylinder, 4-phase diesel engine L 90 AE
–  Aircooled
– Electrical starter / recoil hand starter
– Decompression lever for engine start, trigger for engine stop
– Automatic r.p.m. control: engine r.p.m. decreases during circulation mode.

High-pressure pump

– Similar to HD 895 S

– 3-piston axial pump

– Piston made of stainless steel (diameter:16 mm)

– High-pressure seals, low-pressure seals, oil seals

– Cylinder head made of brass

– Suction and pressure valves made of stainless steel

– Swash plate with axial ball bearing

– Pressure and flow control

– Injector to cleaning agent supply

– Pressure gauge at cylinder head

– Safety valve at cylinder head

Cleaning agent system

– Cleaning agent supply in low-pressure mode (injector)
– Non-return at cylinder head
– Metering valve at cylinder head

Electric system

– Electric starter with key start switch
– Alternator
– Charging regulator (15 A, 12 V)

Standard accessory

– Servopress handgun
– Spray lance with three-way nozzle (0°, 25°, 40°)
– Connecting system 2000

Summary of Contents for HD 1050 DE Cage

Page 1: ...Page 1 11 InternationalServiceInformation International Service Information Dec 22nd 1999 HD 1050 DE Cage New Unit Information HD 1050 DE Cage 1 810 993 5 905 870...

Page 2: ...low control 3 Servopress handgun 4 Spray lance 5 Three way nozzle 6 Yanmar diesel engine 7 Throttle lever engine stop 8 Oil dipstick 9 Recoil hand starter 10 Fuel tank 11 Battery 12 Pressure gauge 13...

Page 3: ...ode High pressure pump Similar to HD 895 S 3 piston axial pump Piston made of stainless steel diameter 16 mm High pressure seals low pressure seals oil seals Cylinder head made of brass Suction and pr...

Page 4: ...ew Unit Information Technical features high pressure pump 1 Pressure gauge 2 Non returnvalve 3 Pressurevalve 4 Oilreservoir 5 Shaftseal 6 Swash plate bearing 7 Swashplate 8 Axial roller bearing 9 Oil...

Page 5: ...or 3 Cleaningagentconnection 4 Controlpressureinjector 5 Pressure gauge 6 Non returnvalvescrewplug 7 Pressurechamber 8 Connection bore from pressure chamber to ball 9 9 Ball 10 Spring 11 Suctionchambe...

Page 6: ...the ball 9 off its seat so that part of the water can flow through the connection bores 8 and 12 to the suction chamber 11 3 Servopress handgun is completely closed When the handgun is completely clos...

Page 7: ...en cable Note The governor springs 3 and 4 must be attached in the holes of the governor levers 5 and 6 1 Adjusting screw 2 Spring 3 Clamping screw 4 Governor spring 5 Governor spring 6 Governor lever...

Page 8: ...tervolume open it and operate the unit Closeshut offvalve 1 slowlyuntillowpressure flow rate has been achieved see technical data This corresponds to the smallest servopress setting Measure flow rate...

Page 9: ...sponding operating speed must also be achieved see technical data Close and open servopress handgun several timesandchecktheadjustment Whenthe handgun is closed the pump pressure decreases circulation...

Page 10: ...high pressure nozzle Check clean water inlet filter Check adjust engine r p m Eliminate leakages in high pressure system as mentioned above Check adjust spring at overflow valve Replace suction and pr...

Page 11: ...m Fastening screw for pressure valve 40 45 Nm Injector 1 5 2 5 Nm Valve seat for safety valve 8 10 Nm The technical data sheet and circuit diagram are on the next edition of the Spare Parts CD ROM DIS...

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