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Parker PGP300 Series, Руководство по обслуживанию

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III

Parker Hannifin Corporation  

|

  

Pump & Motor Division  

|

  Kings Mountain, NC

WARNING: 

This product can expose you to chemicals including lead or DEHP which are known to the state of California to cause cancer, 

birth defects, and other reproductive harm. www.p65warnings.ca.gov

Table of Contents

General Information

 ........................................................................................................................... 1-4

Single Pump / Multiple Pump

 ............................................................................................................

 

1

Use Genuine Parker Replacement Parts

 .........................................................................................

 

2

Tool List

 ............................................................................................................................................ 3-4

Exploded View

 .......................................................................................................................................

 

5

Bill of Materials

 

......................................................................................................................................

 

6

Disassembly Instructions

 ................................................................................................................ 7-11

Assembly Instructions

 ................................................................................................................... 12-18

Guidelines of Acceptable Wear

 ..................................................................................................... 19-20

Fluid Recommendations

 ................................................................................................................ 21-23

Offer of Sale

 .................................................................................................................................... 27-28 

Содержание PGP300 Series

Страница 1: ...Pump Motor Division Vocational Truck Pump Program Catalog Pump Motor Division PGP PGM 300 Series Service Manual...

Страница 2: ...rmation concerning the product or system in the current product catalog Due to the variety of operating conditions and applications for these products or systems the user through its own analysis and...

Страница 3: ...a to cause cancer birth defects and other reproductive harm www p65warnings ca gov Table of Contents General Information 1 4 Single Pump Multiple Pump 1 Use Genuine Parker Replacement Parts 2 Tool Lis...

Страница 4: ...tors Service Manual Catalog HY13 PMD300 SM US General Information Single Pump Multiple Pump Cast Iron Housing Case Hardened Gears SAE 2 or 4 Bolt Mounts SAE Split Flange and ORB Ports Low Friction Bus...

Страница 5: ...The first requirement of good maintenance of hydraulic equipment is cleanliness MAKE SURE YOU DISASSEMBLE AND ASSEMBLE YOUR HYDRAULIC EQUIPMENT IN A CLEAN AREA The pictures show Model PGP365 Notes in...

Страница 6: ...rew driver Bushing installation tool See C Torque wrench Special steel sleeve See D Bar for lip seal installation PGP PGM315 use 1 5 8 dia x 2 bar PGP PGM350 use 2 1 2 dia x 2 bar PGP PGM330 use 1 3 4...

Страница 7: ...GM365 Use a 1 1 2 dia x 4 5 8 bar The drawing and chart give details for making this special tool Bushing Installation Tool A I S I 8620 Bearing Quality Steel Heat Treated Pump Motor A B C Radius D Di...

Страница 8: ...lead or DEHP which are known to the state of California to cause cancer birth defects and other reproductive harm www p65warnings ca gov PGP PGM 300 Series Gear Pumps Motors Service Manual Catalog HY1...

Страница 9: ...s Gear Pumps Motors Service Manual Catalog HY13 PMD300 SM US Bill of Materials ITEM DESCRIPTION 1 Snap Ring 2 Outboard Bearing 3 Lip Seal Shaft Seal 4 Shaft End Cover Flange 5 Bushing 6 Backup Seal 7...

Страница 10: ...ogether as sets avoid touching gear journals when removed from a unit Handle with care to avoid damage to the journals or teeth 4 Never hammer bushings into bores Use an arbor press 1 Place the pump i...

Страница 11: ...rust plate Fig 4 Examine both sides for wear and replace if necessary See Step 12 on page10 for examples of thrust plate wear Figure 4 5 Match mark gears in center Fig 5 This will ensure the pump is c...

Страница 12: ...r multiple assemblies only Remove the thrust plate from the bearing carrier Examine and replace if necessary 9 Lift or pry off the section gear housing If prying is necessary take care not to damage m...

Страница 13: ...eproductive harm www p65warnings ca gov Disassembly Instructions Disassembly Instructions 12 Remove thrust plate and examine for wear Wear on thrust plate will reveal exactly what happened to the thru...

Страница 14: ...bearing pumps ONLY Remove snap ring Fig 15 Place the shaft end cover in the vise with the mounting face up Remove the snap ring with snap ring pliers If a unit is equipped with a spiral lock retaining...

Страница 15: ...ssembly clean all machined surfaces and make sure they are free of debris Figure 1 2 Prep new lip seal by coating the outer edge of the seal with Aviation Gasket sealant also coat the lip seal cavity...

Страница 16: ...and other reproductive harm www p65warnings ca gov Catalog HY13 PMD300 SM US PGP PGM 300 Series Gear Pumps Motors Service Manual Assembly Instructions 4 If the unit is equipped with an outboard bearin...

Страница 17: ...igure 9 7 Verify dowel pins are in place in any new castings Fig 10 Examine all of the dowels Before inserting make certain that the hole is clean and free from burrs Gently start the pin straight int...

Страница 18: ...i Turn the pressure plates so the seal groove faces up ii Place the soft black into the seal groove with the flat side down iii Place the hard nylon back up seal flat side up into the groove on top o...

Страница 19: ...with a soft mallet until it touches the shaft end cover Figure 17 12 Insert a seal guide to protect drive shaft Fig 18 Coat seal guide with grease and place into pressure plate Figure 18 Example of a...

Страница 20: ...over the gear journals and towards the housing bore The flat side of the seal should face up with the relief groove facing the outlet side Figure 22 16 Place port end cover over the gear journals Fig...

Страница 21: ...e state of California to cause cancer birth defects and other reproductive harm www p65warnings ca gov Assembly Instructions 18 Torque fasteners in cross pattern Fig 25 Do not lubricate fastener threa...

Страница 22: ...eck for shock pressures or tampering When the cut out is moderate 007 or less the gear housing is in good condition and may be reused Gears Any scoring on gear hubs necessitates replacement Scoring gr...

Страница 23: ...e may be poorly deburred or dirty parts cocking of the dowel in the hole or improper pin to hole fit Bushings If gears are replaced bushings must be replaced Bushings should fit into the bore with a h...

Страница 24: ...peratures it is recommended to keep the temperature of the hydraulic fluid in the range of 120 F to 140 F 49 C to 60 C Fluids may break down or oxidize at high temperatures which leads to varnish or s...

Страница 25: ...ptable rule of thumb is that the inlet line velocity should not exceed 8 fps 2 5 m s A long inlet line or the use of several fittings may necessitate increasing the line size We suggest that each inle...

Страница 26: ...amination level NOTE Finer filtration may be required by other components in the system High Water Base Fluids HWBF The use of 95 5 emulsion is not recommended Phosphate Ester Phosphate ester does not...

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