Instruction/ maintenance manual of the product G-04 HP (Hewlett-Packard)
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Models: D-04, G-04 INST ALLA TION & SERVICE W ANNER ENGINEERING, INC. 1204 Chestnut A venue, Minneapolis, MN 55403 TEL: (612) 332-5681 F AX: (612) 332-6937 T OLL-FREE F AX [US only]: (800) 332-6812 www .
2 D04-991-2400 5/1/04 Max Pressure 2,500 psi (170 bar) Capacity @ Max Pressure rpm gpm I/min D/G-04-X 1750 2.9 1 1.0 D/G-04-E 1750 2.1 7.8 D/G-04-S 1750 1.
3 D04-991-2400 5/1/04 RPM 0 NPSHr (feet of water) 1750 1 2 3 4 5 6 7 8 9 10 11 12 0 200 400 600 800 1000 1200 1400 1600 1800 D/G-04-X D/G-04-E D/G-04-S NPSHr (meters of water) 1.0 2.0 3.0 2.5 3.5 0 .5 1.5 0 RPM 0 200 400 600 800 1000 1200 1400 1600 1800 1750 500 PSI (35 bar) 1500 PSI (100 bar) 2500 PSI (170 bar) 12.
4 D04-991-2400 5/1/04 D/G-04 Dimensions D/G-04 Models with Metallic Pumping Head Brass 304 Stainless Steel 316 Stainless Steel 7.01 (178) 10.38 (263.7) Outlet D-04: 1/2" NPT G-04: 1/2" BSPT D-04: 1/2" NPT G-04: 1/2" BSPT Inlet 9.93 (252.
5 D04-991-2400 5/1/04 D/G-04 Installation NOTE: The numbers in parentheses are the Reference Numbers on the illustrations in the Parts Manual. Location Locate the pump as close to the supply source as possible. Install it in a lighted clean space where it will be easy to inspect and maintain.
6 D04-991-2400 5/1/04 D/G-04 Installation Inlet Calculations Acceleration Head Calculating the Acceleration Head Use the following formula to calculate acceleration head losses. Subtract this figure from the NPSHa, and compare the result to the NPSHr of the Hydra-Cell pump.
7 D04-991-2400 5/1/04 D/G-04 Installation Discharge Piping NOTE: Consult the Factory before manifolding two or more pumps together . NOTE: Single-acting pumps create a pulsing flow. Using pulsation dampening devices in the discharge line can reduce or eliminate this.
8 D04-991-2400 5/1/04 Before Initial Start-Up Before you start the pump, be sure that: • All shutof f valves are open, and the pump has an adequate supply of fluid. • All connections are tight. • The oil level is 1/4 inch (6 mm) above the cast surface in the upper oil reservoir .
9 D04-991-2400 5/1/04 D/G-04 Maintenance NOTE: The numbers in parentheses are the Ref. Nos. on the illustrations in the Parts Manual. Daily Check the oil level and the condition of the oil. The oil level should be 1/4 in. (6 mm) above the cast surface in the upper oil reservoir .
10 D04-991-2400 5/1/04 D/G-04 Service (Fluid End) Bolt T orque Specifications Ref. No. D-04 G-04 1 50 ft-lbs 70 Nm 17 10 in-lbs 1 10 Ncm.
11 D04-991-2400 5/1/04 D/G-04 Service (Fluid End) NOTE: The number in parentheses are the Reference numbers on the illustration at right and in the Parts Manual. This section explains how to disassemble and inspect all easily serviceable parts of the pump.
12 D04-991-2400 5/1/04 D/G-04 Service (Fluid End) 3. Inspect and Replace Diaphragms (17) a. Lift a diaphragm by one edge, and turn the pump shaft until the diaphragm moves up to “ top dead center ” . This will expose machined cross-holes in the plunger shaft behind the diaphragm.
13 D04-991-2400 5/1/04 D/G-04 Service (Fluid End) 6. Reinstall V alve Plate (12) and Manifold (3) a. Reinstall the valve plate (12), with the valve assemblies installed as outlined above, onto the diaphragm plate (18) and alignment pins (29).
14 D04-991-2400 5/1/04 D/G-04 Service (Hydraulic End).
15 D04-991-2400 5/1/04 D/G-04 Service (Hydraulic End) NOTE: The numbers in parentheses are the Ref. Nos. on the illustrations in the Parts Manual. This section explains how to disassemble and inspect the hydraulic end (oil reservoir) of the pump. CAUTION: Do not disassemble the hydraulic end unless you are a skilled mechanic.
16 D04-991-2400 5/1/04 D/G-04 Service (Hydraulic End) 3. Replace Shaft Seal NOTE: Inspect the shaft seal (54) before continuing. If it looks damaged in any way , replace it. a. Press the back bearing (55) and seal (54) out of the cover (52). Discard the seal.
17 D04-991-2400 5/1/04 D/G-04 T roubleshooting Cavitation • Inadequate fluid supply because: — Inlet line collapsed or clogged — Clogged line strainer — Inlet line too small or too long — Ai.
18 D04-991-2400 5/1/04 V alve Wear • Normal wear from high-speed operation • Cavitation • Abrasives in the fluid • V alve incompatible with corrosives in the fluid • Pump running too fast Loss of Oil • External seepage • Rupture of diaphragm • Frozen pump • Worn shaft seal • Oil drain piping or fill cap loose.
19 D04-991-2400 5/1/04 Limited W arranty W anner Engineering, Inc. extends to the original purchaser of equipment manufacturerd by it and bearing its name, a limited one-year warranty from the date of.
20 D04-991-2400 5/1/04 W ANNER ENGINEERING, INC. 1204 Chestnut A venue, Minneapolis, MN 55403 TEL: (612) 332-5681 F AX: (612) 332-6937 T OLL-FREE F AX [US only]: (800) 332-6812 www .hydra-cell.com email: sales@wannereng.com ©2004 W anner Engineering, Inc.
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