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Instructions - Parts List
™
Merkur Spray
Packages
309463N
Important Safety Instructions
Read all warnings and instructions in this manual.
Save these instructions.
TI2101A
TI2102A
TI2103A
II 2 G
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Contents Manual Conventions . . . . . . . . . . . . . . . . . . . . . . 2 Manual Conventions Related Manuals . . . . . . . . . . . . . . . . . . . . . . . . . 2 Warning Model Information . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Wall Mount Sprayers . . . . . . . . . . . . . . . . . . . . . . 3 WARNING Cart Mount Sprayers . . . . . . . . . . . . . . . . . . . . . . 4 Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Installation . . . . . . . . . . . .
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Model Information Model Information Wall Mount Sprayers Sprayer Includes: Maximum Fluid Maximum Air Sprayer Working Series Ratio Input Pressure Pump Thread Bare Air Siphon Fluid Hose Part No. Pressure psi (MPa, bar) Model Type Sprayer Controls Hose Filter and Gun psi (MPa, bar) 233891* A 15:1 015.050 BSPP ✔ 100 (0.7, 7) 1500 (10.5, 105) 233892* A 20:1 020.035 BSPP ✔ 100 (0.7, 7) 2000 (14.0, 140) 233893* A 30:1 030.020 BSPP ✔ 100 (0.7, 7) 3000 (21.0, 210) 233894* A 30:1 030.050 BSPP ✔ 100 (0.
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Model Information Cart Mount Sprayers Sprayer Includes: Maximum Air Maximum Fluid Sprayer Series Ratio Input Pressure Working Pressure Pump Thread Air Siphon Siphon Fluid Hose and Part No. psi (MPa, bar) psi (MPa, bar) Model Type Controls Cup Hose Filter Gun 233911* A 15:1 015.050 NPT ✔ ✔ 100 (0.7, 7) 1500 (10.5, 105) 233912* A 20:1 020.035 NPT ✔✔ 100 (0.7, 7) 2000 (14.0, 140) 233913* A 30:1 030.020 NPT ✔ ✔ 100 (0.7, 7) 3000 (21.0, 210) 233914* A 30:1 030.050 NPT ✔✔ 100 (0.7, 7) 3000 (21.0,
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Warning WARNING EQUIPMENT MISUSE HAZARD Equipment misuse can cause the equipment to rupture or malfunction and result in serious injury. • This equipment is for professional use only. � Read all instruction manuals, tags, and labels before operating the equipment. � Use the equipment only for its intended purpose. If you are not sure, call your Graco distributor. � Do not alter or modify this equipment. Use only genuine Graco parts and accessories. � Check equipment daily. Repair or replace wor
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Warning WARNING FIRE AND EXPLOSION HAZARD Improper grounding, poor ventilation, open flames or sparks can cause a hazardous condition and result in a fire or explosion and serious injury. � Ground the equipment and the object being sprayed. Refer to Grounding on page 8. � If there is any static sparking or you feel an electric shock while using this equipment, stop spraying immediately. Do not use the equipment until you identify and correct the problem. � Provide fresh air ventilation to avo
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Warning 309463N 7
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Installation Installation 2. Air and fluid hoses: use only electrically conductive General Information hoses. 3. Air compressor: follow manufacturer's recommen- � Reference numbers and letters in parentheses dations. in the text refer to the callouts in the figures and the parts drawing. 4. Spray gun: ground through connection to a properly � Always use Genuine Graco Parts and Acces- grounded fluid hose and pump. sories, available from your Graco distributor. If you supply your own accesso
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Installation M L A T D N C P S Y B H U E F G K J G R TI1763C FIG. 2. Typical Installation Key: A Pump Air Supply Line M Air Line Filter B Bleed-Type Master Air Valve N Gun Air Pressure Regulator C Muffler P Gun Air Supply Line D Pump Air Pressure Regulator R Gun Fluid Supply Line EPump S Gun Swivel F Fluid Filter T Air-Assisted Spray Gun G Fluid Drain Valve U Fluid Whip Hose H Fluid Shutoff Valve Y Pump Ground Wire J Fluid Pressure Regulator K Fluid Suction Tube L Air Shutoff Valve 309463N 9
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Installation Wall Mount Packages Fluid Inlet Fitting FIG. 2 illustrates a wall mount system. The packages include either a fluid inlet adapter (7) or an elbow (8). These fittings include a sealing o-ring (7a, 1. Be sure the wall can support the weight of the 8a). Be sure the o-ring is in place before installing the fit- pump, bracket, hoses and accessories, as well as ting. Screw the fitting into the pump a minimum of two the stress caused during operation. full turns, until it faces the des
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Installation Packages With a Fluid Filter Installing a Fluid Regulator 1. Install Kit 234083 (nipple and washer) into pump (accessory) fluid outlet. Packages Without a Fluid Filter 2. Install Part No. 235208 3/8 npt (mxf) Swivel (B) in the inlet of Fluid Filter 223160 (F). The swivel and fil- 1. Install Kit 234083 (nipple and washer) into pump ter are supplied with some packages. fluid outlet. 3. Install Part No. 166846 1/4 npt x 1/4 npsm Nipple 2. Install Part No. 112497 1/4 npt(m) x 3/8 n
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Operation Operation 4. Trigger the gun into a grounded metal waste con- Pressure Relief Procedure tainer to relieve the fluid pressure. WARNING Read the warnings on page 5, and follow the Pressure Relief Procedure below whenever you: 5. Lock the trigger. � are instructed to relieve pressure � stop spraying � check or service any of the equipment � install or clean the spray tip. 1. Lock the trigger. LOCK 6. Open the drain valve on the fluid filter and all other fluid drain valves in the syste
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Operation 8. If the pump fails to prime properly, open the drain Starting and Adjusting the Pump valve (G). Use the drain valve as a priming valve until fluid flows from the valve. Close the drain valve 1. Connect the suction kit (K) to the pump's fluid inlet, when all air is eliminated. and place the tube into the fluid supply. 2. Close the pump air regulator (D). OPEN CLOSED 9. With the pump and lines primed, and with adequate air pressure and volume supplied, the pump will start and s
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Operation 3. Change the fluid source to solvent. Flush the Equipment Flush before changing colors, at the end of the day, before storing, and before repairing the equipment. FLUSH WARNING 4. Hold a metal part of the gun firmly to the side of a grounded metal pail. Before flushing, be sure the entire system and all grounding pails are properly grounded. See page 8. 5. Start the pump. Always use the lowest possible fluid pressure when flushing. Flush with a fluid that is compatible with the f
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Maintenance Maintenance Preventive Maintenance Cleaning Schedule Clean the outside of the equipment daily, using a soft cloth and compatible solvent. Establish a preventive maintenance schedule, based on the sprayer's service history. Clean the suction tube (K) and inlet strainer daily, using a compatible solvent. Storage Clean the air filter (M) in your main air line at least once a week. Before storing the sprayer, always flush it, page 14. Relieve pressure, page 12. Wet-Cup Tightening T
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Troubleshooting Troubleshooting 1. Relieve the pressure, page 12, before checking or 2. Check all possible problems and causes before dis- servicing the equipment. assembling the pump. Problem Cause Solution Pump fails to operate. Restricted line or inadequate air sup- Clear line or increase air supply. ply; closed or clogged valves. Check that valves are open. Obstructed fluid hose or gun; fluid Open, clear*; use hose with larger ID. hose ID is too small. Fluid dried on the displacement rod.
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Troubleshooting Air Motor Piston Wet-Cup Area Air Valve Level Display Throat Packings Displacement Rod [ Piston Valve and Packings[ Intake Valve [ TI1895A FIG. 5. Cutaway View of Merkur Pump 309463N 17
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Parts Parts Wall Mount Packages See page 24 for hose and gun details, 3 12 used on 233906 through 233910. 1 2 1a 4 6 13 11 See page 22 for air control details, used on 233901 through 233910. 7a 8a 7 8 9a 9 TI2104A 18 309463N
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Parts Wall Mount Packages Ref. Ref. No. Part No. Description Qty No. Part No. Description Qty 8 233888 ELBOW, inlet, fluid; M26 x 1.5(f); 1 1 233752 PUMP; used on 233891, 233896, 1 includes item 8a; used on 233901 233901, and 233906; see manual through 233910 309462 8a 15F150 . O-RING 1 233753 PUMP; used on 233892, 233897, 1 9 287258 ASSY, tube, suction; 3 ft (0.9 m); 1 233902, and 233907; see manual includes item 9a; used on 233901 309462 through 233910 233754 PUMP; used on 233893, 233898
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Parts Cart Mount Packages See page 24 for hose and gun details, used on 233916 through 233920, and 233926 through 233930. 3 2 12 1 5 1a 4 6 13 11 8a 10 See page 22 for air control details, used on all models. 8 9a TI2105A TI2106A 9 20 309463N
