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Hitachi 231327 manual

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Table of contents for the manual

  • Page 1

    308398 Rev . P INSTRUCTIONS-P ARTS LIST INSTRUCTIONS This manual contains important warnings and information. READ AND KEEP FOR REFERENCE. 5.5 HORSEPOWER, GASOLINE–POWERED GM7000 Airless Paint Sprayer 3000 psi (207 bar , 21 MPa) Maximum Working Pressure Model 231326, Series D This is a basic sprayer without a hose or a gun. Model 231327 This is a[...]

  • Page 2

    308398 2 T able of Contents W arnings 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Component Identification and Function 5 . . . . . . . . . Setup 6 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Fueling 8 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . St[...]

  • Page 3

    308398 3 W ARNING INJECTION HAZARD Spray from the gun, leaks or ruptured components can inject fluid into your body and cause extremely serious injury , including the need for amputation. Fluid splashed in the eyes or on the skin can also cause serious injury . D Fluid injected into the skin may look like just a cut, but it is a serious injury . Ge[...]

  • Page 4

    308398 4 W ARNING FIRE AND EXPLOSION HAZARD Improper grounding, poor ventilation, open flames or sparks can cause a hazardous condition and re- sult in a fire or explosion and serious injury . D If there is any static sparking or you feel an electric shock while using this equipment, stop spray- ing immediately . Do not use the equipment until you [...]

  • Page 5

    308398 5 03467C Fig. 1 20 51 4 71 28 53 47 1 A B C D E F G H J K 202 Main hose 203 Whip end hose 204 Contractor gun with RAC IV DripLess tip guard and 517 size SwitchTip 203 204 202 M L N Model 231327 shown Component Identification and Function A Pressure Control Switch ON/OFF , enables/disables clutch function B Pressure Adjusting Knob Controls fl[...]

  • Page 6

    308398 6 Setup NOTE: A 55 gallon (200 liter) suction tube kit, Part No. 236951, is available. W ARNING If you are supplying your own hoses and spray gun, be sure the hoses are electrically conductive, that the gun has a tip guard, and that each part is rated for at least 3000 psi (207 bar , 21 MPa) Maxi- mum Working Pressure . This is to reduce the[...]

  • Page 7

    308398 7 Setup 5. Be sure your system is properly grounded before operating it. Read and follow the warning section, FIRE OR EXPLOSION HAZARD, on page 4. Use the grounding wire and clamp (47) when- ever the sprayer is used as a stationary unit. 6. Fill the gas tank. See Fueling , page 8. 7. Flush the pump to remove the lightweight oil which was lef[...]

  • Page 8

    308398 8 Fueling W ARNING Gasoline is extremely flammable and explosive under certain conditions. Always turn the engine switch (K) to off before refueling. Refuel in a well – ventilated area. Do not smoke or allow flames or sparks in the area where the engine is refueled or where the gasoline is stored. Do not overfill the tank. Make sure the ga[...]

  • Page 9

    308398 9 Startup W ARNING A rope which recoils too quickly may hit someone and cause serious injury . The rope could also jam in recoil assembly . f. Hold the frame of the sprayer with one hand and pull the starter rope rapidly and firmly . Continue holding the rope as you let it return. Pull and return the rope until the engine starts. g. Open the[...]

  • Page 10

    308398 10 Maintenance W ARNING INJECTION HAZARD T o reduce the risk of serious injury , whenever you are instructed to relieve pressure, follow the Pressure Relief Procedure on page 10. CAUTION For detailed engine maintenance and specifications, refer to the separate engine manual, supplied. DAIL Y : Check the engine oil level and fill as neces- sa[...]

  • Page 11

    308398 11 Flushing When to Flush 1. New Sprayer . This sprayer was factory tested in lightweight oil,which was left in to protect the pump parts. Before using water–base paint, flush with mineral spirits, followed by a soapy water flush, and then a clean water flush. Before using oil–base paint, flush with mineral spirits. 2. Changing Colors. F[...]

  • Page 12

    308398 12 Flushing 6. Follow Startup on page 8. Keep the gun trig- gered until clean solvent comes from the nozzle. Release the trigger and lock the gun trigger safety . NOTE: For two guns, unlock the gun trigger safety on the second gun and trigger that gun until clean solvent comes from the nozzle. Flush the first gun and then the second gun at l[...]

  • Page 13

    308398 13 T roubleshooting W ARNING INJECTION HAZARD T o reduce the risk of serious injury , including fluid injection or splashing in the eyes or on the skin, or injury from moving parts, always follow the Pressure Relief Procedure W arning , page 10, before checking, adjusting, cleaning or shutting down the sprayer . Disconnect the spark plug! Ch[...]

  • Page 14

    308398 14 PROBLEM CAUSE SOLUTION The pump output is low on the u p stroke The inlet screen (31 or 23a) is clogged. Clean the screen. th e ups t ro k e. The piston ball (425) is not seating. Service the piston ball – check. See manual 307806. The piston packings are worn or damaged. Replace the packings. See manual 307806. The gasket (417) in the [...]

  • Page 15

    308398 15 Bearing Housing & Connecting Rod W ARNING INJECTION HAZARD T o reduce the risk of serious injury , whenever you are instructed to relieve pressure, follow the Pressure Relief Procedure on page 10. NOTE: Steps 1 to 13 refer to Fig. 7. 1. Relieve pressure. 2. Remove the screws (68) and the front cover (23). 3. Remove the spring clips (1[...]

  • Page 16

    308398 16 Drive Housing W ARNING INJECTION HAZARD T o reduce the risk of serious injury , whenever you are instructed to relieve pressure, follow the Pressure Relief Procedure on page 10. NOTE: Refer to Fig. 8 for this procedure. 1. Relieve pressure. 2. Remove the bearing housing. Follow Steps 1 to 8 on page 15. 3. Remove the two screws (24) and lo[...]

  • Page 17

    308398 17 Drive Housing Fig. 8 68 23 29 20 20a 19 29 17 17 29 19d 18 20b 11 2 11 4 11 3 B 21 03473 24 73 74 Model 231326 Shown[...]

  • Page 18

    308398 18 Pinion, Clutch, Clamp, Field, & Engine Disassembling these parts can start from the pinion housing, or from the clutch if no pinion service is needed. If starting from the pinion housing , first follow Steps 3 to 5 of DRIVE HOUSING , on page 16, and then continue with the procedure below . If starting from the clutch , see page 20. Pi[...]

  • Page 19

    308398 19 Pinion Housing 1.45 in 03475A Fig. 10 19g** 19h** 19j** 19m** 19k 19b 19e 19d 1 3 4 2 The back of the pinion housing (19a). Slide the pinion assembly in here. Lubricate the exterior . Lubricate the inner and outer diameters. 2 1 19c 3 3 4 5 Lubricate the teeth. 5 6 This is a cutaway view of the pinion housing (19a). 6 19a 19p 19n Repairin[...]

  • Page 20

    308398 20 Clutch W ARNING INJECTION HAZARD T o reduce the risk of serious injury , whenever you are instructed to relieve pressure, follow the Pressure Relief Procedure on page 10. NOTE: The clutch assembly (4) includes the armature (4a) and rotor (4b). The armature and rotor must be replaced together so they wear evenly . NOTE: If the pinion assem[...]

  • Page 21

    308398 21 Field & Wiring Harness NOTE: Refer to Fig. 13. 1. Loosen the four setscrews (12) holding the field (6) to the clutch housing (2). 2. Pull of f the field. 3. Pull the plastic caps (B) off the wire screws (98) in both places on the field. Loosen the screws and release the wires (96). 4. Skip ahead to Reassembly , page 24, step 4. or con[...]

  • Page 22

    308398 22 Clutch Housing NOTE: Refer to Fig. 15. 1. Remove the four capscrews (8) and lockwashers (9) which hold the clutch housing (2) to the engine. 2. Remove the capscrew (15), lockwasher (80) and washer (99) from beneath the mounting plate (D). 3. Remove the engine key (13). 4. Pull of f the clutch housing (2). 5. Skip ahead to Reassembly , pag[...]

  • Page 23

    308398 23 Engine 1. Remove the Pinion Housing, Clutch, Field and Wiring Harness, Clamp and Clutch Housing , as instructed on pages 18 and 20 through 22. 2. See Fig. 16 and17. Disconnect the red wire from the engine lead (B). Disconnect the black and white wires from the field. Loosen the clamp (97). Pull the wires carefully through the grommets (66[...]

  • Page 24

    308398 24 Reassembly 1. Install the clutch housing (2) , capscrews (8) and lockwashers (9) on the engine. See Fig. 18. 2. Install the engine shaft key (13). See Fig. 18. 3. Press the clamp (3) onto the engine shaft (A). Maintain the 1.99 " 0.01 in. (50.55 " 0.25 mm) dimension shown in Fig. 19. T o check the dimension, place a rigid, strai[...]

  • Page 25

    308398 25 Reassembly 6. Be sure the face of the rotor (4b) and the field are free of all oil and contaminants. Remove any burrs on the outside edge of the rotor . Install the rotor , lockwashers (1 1) and capscrews (16). T orque the capscrews to 125 " 10 in-lb (14 " 1.1 N  m). See Fig. 20. After installing the rotor (4b ), check the cl[...]

  • Page 26

    308398 26 Pressure Control Replacement W ARNING INJECTION HAZARD T o reduce the risk of serious injury , whenever you are instructed to relieve pressure, follow the Pressure Relief Procedure on page 10. 1. Relieve pressure. 2. Disconnect both hoses at the pressure control while holding the fitting or elbow (A) firmly . See the CAUTION , below . Not[...]

  • Page 27

    308398 27 Displacement Pump W ARNING INJECTION HAZARD T o reduce the risk of serious injury , whenever you are instructed to relieve pressure, follow the Pressure Relief Procedure on page 10. Removing the pump. (See Fig. 23.) 1. Relieve pressure. 2. Flush the pump. See page 1 1 3. Hold the intake valve (423) with a wrench and unscrew the suction tu[...]

  • Page 28

    308398 28 Parts Drawing – Basic Sprayer See manual 307806 for the parts. Model 231326 66 40 68 23 73 74 24 1 2 3 6 7 17 29 12 13 14 16 20 21 22 25 26 27 28 Ref 30 31 36 46 41 42 43 44 45 35 47 49 71 72 87 96 98 11 2 11 3 11 4 20a 18 20b 29 19 11 9 10 11 38 35 39 Ref 36 4b 16 11 15 Ref 59 102 69 8 Ref 19d 101 1 3 4 2 Label See page 34 for the part[...]

  • Page 29

    308398 29 Parts List – Basic Sprayer Ref No. Part No. Description Qty Ref No. Part No. Description Qty 1 108802 ENGINE 1 2 183397 CLUTCH HOUSING 1 3 183517 CLAMP , mounting, rotor 1 4 236568 CLUTCH ASSEMBL Y Includes items 4a and 4b 1 4a .ARMA TURE 1 4b .ROT OR 1 6 183400 FIELD 1 7 108800 PIN, dowel, spring, 5/16 x 1 inch 1 8 108842 CAPSCREW , he[...]

  • Page 30

    308398 30 Parts Drawing – Lo-Boy Sprayer 5731C DET AIL 4a 4b Model 231800 Ref 36 1 3 2 Label See page 32 for the parts. See the detail, above. 3 1 A A 40 45 37 46 39 Ref 35 41 2 44 42 43 38 35 16 11 98 96 11 16 2 10 12 13 1 101 36 14 66 15 49 6 7 11 3 9 6 47 56 133 132 4 See page 35 for the parts. 4 141 142[...]

  • Page 31

    308398 31 Parts List – Lo-Boy Sprayer Ref No. Part No. Description Qty Ref No. Part No. Description Qty 1 108802 ENGINE 1 2 183397 CLUTCH HOUSING 1 3 183517 CLAMP , mounting, rotor 1 4 236568 KIT , repair , clutch; Includes 4a &4b 1 4a ARMA TURE 1 4b ROT OR 1 6 183400 FIELD 1 7 108800 PIN, dowel, spring, 5/16 x 1 inch 1 8 108842 CAPSCREW , he[...]

  • Page 32

    308398 32 Parts Drawing – Lo-Boy Sprayer 05732B Model 231800 1 3 4 2 Label See page 34 for the parts. See the detail, above. 5 See page 35 for the parts. 1 A A B B 28 27 26 29 68 23 24 73 74 25 22 20 20a 18 19 29 17 29 17 Ref 19d 34 54 21 102 1 3 20b 87 59 Ref 34 76, 77 5 51 11 7 79 63 9 111 56 53 50a { 50e { 50d { 50f { 95 31 39 50 97 06871 59 S[...]

  • Page 33

    308398 33 Parts List – Lo-Boy Sprayer Ref No. Part No. Description Qty Ref No. Part No. Description Qty 9 100214 LOCKW ASHER, 5/16 inch 7 17 101864 CAPSCREW , socket head, 5/16 – 18 x 1 inch 4 18 236571 GEAR REDUCER 1 19 236572 PINION HOUSING ASSEMBL Y See parts on page 34 1 20 236962 DRIVE HOUSING Includes items 20a to 20c 1 20a 106227 .W ASHE[...]

  • Page 34

    308398 34 Parts List & Drawing – Complete Sprayer Models 231327 and 231382 GM7000 Airless Paint Sprayer Includes items 201 to 205 Ref No. Part No. Description Qty 201 231326 GM7000 Basic Sprayer See parts list on page 29 1 231800 GM7000 Lo-Boy Sprayer See parts list on pages 31 and 33 1 202 238041 HOSE, grounded, nylon; 3/8 inch ID; cpld 3/8 [...]

  • Page 35

    308398 35 Parts List – Pressure Control Basic Pressure Control for the GM7000 Sprayers Ref No. Part No. Description Qty Ref No. Part No. Description Qty 301 239056 ENGINE CONTROL BOARD 1 302 107251 SCREW , panhead, 10 – 24 x 1 inch 2 303 1 12610 SCREW , panhead, 10 – 24 x 2 inch 2 304 100020 LOCKW ASHER, No. 10 4 305 189095 HOUSING, 1 306 1 1[...]

  • Page 36

    308398 36 T echnical Data Engine 5.5 horsepower , Honda . . . . . . . . . . . . . . . . . . . . . . . . . . Maximum working pressure 3000 psi (207 bar , 21 MPa) . . . . Noise Level Sound power 105 dBa . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . per ISO 3744 Sound pressure 96 dBa . . . . . . . . . . . . . . . . . . . . . . . . [...]