Graco 800-637 - Manual - manualsarea.com

Page 2 - WARNING; HIGH PRESSURE SPRAY CAN CAUSE SERIOUS INJURY.; General Safety

WARNING HIGH PRESSURE SPRAY CAN CAUSE SERIOUS INJURY. FOR PROFESSIONAL USE ONLY. OBSERVE ALL WARNINGS. Read and understand all instruction manuals before operating equipment. FLUID INJECTION HAZARD General Safety This pressure washer generates very high fluidpressure. Spray from the gun, leaks or ru...

Page 3 - FUEL AND EMISSION HAZARDS; ALWAYS fill; EQUIPMENT MISUSE HAZARD; DO NOT exceed the maximum working; Chemical Compatibility; HOSE SAFETY; DO NOT expose Graco hose to

FUEL AND EMISSION HAZARDS NEVER fill the fuel tank while the unit is running or hot.The fuel used in this unit is combustible and when spilledon a hot surface can ignite and cause a fire. ALWAYS fill tank slowly to avoid spilling. NEVER operate the unit in a closed building. Theexhaust contains carb...

Page 4 - MOVING PARTS HAZARD; KEEP CLEAR of moving parts when starting; TERMS; Identifies helpful procedures and information.; IMPORTANT

4 308-525 MOVING PARTS HAZARD Moving parts can pinch or amputate fingers or otherbody parts. KEEP CLEAR of moving parts when starting or operating the pressure washer. NEVER operate the pressure washer without all guardsand interlocks installed and functioning. Follow the Pressure Relief Procedure b...

Page 5 - INSTALLATION; Check for Shipping Damage; The water source at the unit

INSTALLATION Figure 1 TEE HANDLE (4043 ONLY) SPRAY GUN SPRAY HOSE QUICK COUPLER QUICK COUPLER HIGH PRESSURE HOSE CONNECTION WATER SUPPLY CONNECTION Check for Shipping Damage Check the unit for any damage that may have occurredin shipping. Notify the carrier immediately if there isany damage. Set Up ...

Page 6 - STARTUP; NOTE: This pressure washer is equipped with a; Turn on the water supply.; CAUTION

STARTUP Always use this startup procedure to ensure that the unitis started safely and properly. 1. Check oil levels. Engine: Add SAE 30 or 10W–30 weight detergentoil as necessary. Pump: Add SAE 20 or 30 weight non–detergent oilas necessary. NOTE: This pressure washer is equipped with a low–oil sens...

Page 7 - ALWAYS engage the trigger safety; Figure 2; Installing and Changing Spray Tips; ALWAYS follow the procedure below.; Follow the Pressure Relief Procedure.; Tip holding holes are provided on the chassis.; Figure 3

Trigger Safety Latch WARNING To reduce the risk of serious bodily injury,including fluid injection, splashing in the eyes oron the skin, ALWAYS engage the trigger safety latch whenever spraying stops, even for amoment. In the engaged position, the trigger safety latchprevents the gun from being trig...

Page 8 - Pressure Relief Procedure; Engage the trigger safety latch.; DO NOT; MAINTENANCE; Interval; Daily; What to do

SHUTDOWN, FLUSHINGAND STORAGE WARNING Pressure Relief Procedure To reduce the risk of serious bodily injury,including fluid injection and splashing in the eyes,or on the skin, always follow this procedurewhenever you stop spraying for more than 10minutes, when shutting down, and beforechecking or re...

Page 9 - TROUBLESHOOTING CHART; Problem

TROUBLESHOOTING CHART WARNING To reduce the risk of serious bodily injury, including fluid injection, splashing in the eyes or on the skin or injury frommoving parts, always follow the Pressure Relief Procedure Warning before proceeding. Problem Cause Solution Engine will not start oris hard to star...

Page 10 - PARTS DRAWING

10 308-525 PARTS DRAWING 800–635 & 800–636 Hydra–Clean 3540 Pressure Washer 67 68 4369 2642 41 44 75 66 63 5 63 5 76 48 45 5 47 82 80 81 22 83 84 79 5 78 21 24 1 2 5 5 6 12 5 2 25 17 13 14 16 5 23 71727374 31 70 33343536 29 2 5 28 20 19 18 51 32 30 89 92 90 91 39 77 46 1 2 2 48 50 49 4 5 6 7 62 ...

Page 11 - PARTS LIST; DESCRIPTION

11 308-525 PARTS LIST 800–635 & 800–636 Hydra–Clean 3540 Pressure Washer REF PART NO. NO. DESCRIPTION QTY 1 100–188 NUT, Hex 5/16–18 11 2 100–214 WASHER, Lock 5/16 13 3 803–945 BELT, Drive 2 4 803–800 SHEAVE, Engine 1 5 100–023 WASHER, Flat 5/16 26 6 801–941 SCREW, Cap, Hex hd 5/16–18 x 1 9 7 80...

Page 18 - PUMP SERVICE; Retorque the plug after 5 hours of operation.; Pumping Section; Carefully separate the manifold from the crankcase.; Figure 4

18 308-525 PUMP SERVICE WARNING To reduce the risk of serious bodily injury,including fluid injection, splashing in the eyes oron the skin, or injury from moving parts, alwaysfollow the Pressure Relief Procedure Warningbefore proceeding. NOTE: The following metric wrenches are needed:M10, M13 and M3...

Page 19 - Servicing the V–Packings; NOTE: There are two types of packing kits: one is; Inspect all parts and replace as necessary.; ACCESSORIES

19 308-525 Servicing the V–Packings NOTE: There are two types of packing kits: one is packings only, the other includes thepackings, rings and retainers. 1. Remove the manifold as outlined in the PumpingSection. 2. Carefully pull the packing retainer from themanifold. Examine the o–ring and replace ...

Page 21 - Parts Change Notice; Part Description

3X8–525 Rev. D Parts Change Notice Some parts in Rev. A of manual 308–525 have changed but have not yet been changed in theinstruction manual. Please note the changes below and mark them in your manual or keepthis sheet with your manual. The following pressure washers have been obsoleted and are no ...

Page 22 - Pump Assembly – Parts; USE ONLY GENUINE GRACO PARTS AND ACCESSORIES

Pump Assembly – Parts USE ONLY GENUINE GRACO PARTS AND ACCESSORIES Ref.No. Part No. Description Qty Ref.No. Part No. Description Qty 1 801–467 MANIFOLD 1 803–504 MANIFOLD, 3500 & 4000 psi 1 2 801–468 SCREW, Cap, hex hd 8 3 801–469 WASHER, lock 8 4 KIT 1 O-RING 5 KIT 1 SEAT, Valve 6 KIT 1 PLATE, ...

Page 23 - Unloader outlet fitting

KitNo. Repair Kit Part No. RefNo. Description Qty. 1 801–472 Valve 4567811 O–RINGSEAT, ValvePLATE, ValveSPRINGGUIDE, ValveVALVE ASSEMBLY 666666 2 801–473Oil Seal 16 SEAL, Oil 3 3 802–511 Crankshaft Seal 41 SEAL, Oil 2 4 802–306 Valve Cap, 3000 psi 910 O–RINGCAP 66 6 801–474 Plunger Repair,3000 psi 3...

Graco 800-637 - Manual

Table of Contents:

Summary

Other Graco Models