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Summary of Contents for Gardner Denver GD150
- Page 1 Service Instruction Manual GD150 ROTARYVANE COMPRESSOR 4990716000 November 25, 2014...
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Page 2: Table Of Contents
Contents Chapter Page Health & Safety Health & Safety Issues ............................... 3 General Identification ........................4 Precautions ..................4 Inspections ..................4 Blade Replacement Blade Removal ..................5 Blade Replacement ................6 Sideplate Assemblies Removing the Drive Coupling .............. 7 Cowl Removal .................. - Page 3 (Ear protection is recommended). Function of the relief valve should always be checked after major servicing. In accordance with our policy of continuous product improvement, Gardner Denver Drum reserve the right to alter details and specifications without notice.
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Page 4: General
If this is the case, the machine should be returned to the Gardner Denver Drum representatives for examination and possible refurbishing. See installation, operating & maintenance instructions to check the blade wear status. -
Page 6: Blade Removal
Blade Replacement If blade replacement is necessary due to product ingress or blade breakage, remove both side plates (described in section 4) and the rotor assembly (as described in section 5) and thoroughly clean the body and rotor. Routine blade replacement can normally be under taken by removal of the non-drive end sideplate assembly only (as described in section 4). -
Page 8: Sideplate Assemblies
Sideplate Assemblies 3.2 Blade Replacement When fitting the blades, ensure that the curved edge of the blade follows the contour of the rotor. See fig 2. The 6 blades should be replaced using the same method/caution as used on blade removal. When blade replacement is complete, refit the sideplate as described in section 4.6 Figure 2. -
Page 9: Removing The Drive Coupling
Sideplate If the drive end of the machine is to be removed / inspected, then the drive flange /coupling must be removed first. (See fig4). An isometric view of the sideplate and cowl assembly can be seen in fig 3. 1 Key 2 Grub Screw 3 Shoulder Screw... -
Page 10: Cowl Removal
Sideplate Assemblies 4.2 Cowl Removal and Mounting Feet Removal To remove the drive end cowl follow 4.1, then loosen and remove the 4 socket cap screws in the corners of the cowl. The cowl and mounting foot can now be removed. For the non drive cowl, follow the above. -
Page 11: Sideplate Removal
Sideplate Assemblies 4.4 Sideplate Removal Support the machine approximately 45˚ to the horizontal with the nip of the machine closest to the bench surface. The nip is identified by a stainless steel shouldered screw in the sideplate. Wooden supporting block scan be used for this purpose. Fig 6. 1. -
Page 12: Bearing And/Or Seal Removal
Sideplate Assemblies Figure 8. Sideplate removal. NO FURTHER DISMANTLING IS NECESSARY FOR BLADE REPLACEMENT- SEE SECTION 3. 4.5 Bearing and/or Seal Removal The sideplate assembly contains the parts shown in Fig 9. The sideplate dismantling method at various stages (as appropriate) is shown below. 1. - Page 13 Sideplate Assemblies The sideplate and bearing housing cap are now sufficiently exposed to easily remove items 3, 4, 5, 6, 7, and 8 in fig 9. Oil Seal ( Item 4) To remove the oil seal from the bearing housing cap, hold the cap NOTE firmly in a vice and tap the oil seal out of the bore.
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Page 14: Sideplate Re-Assembly
Sideplate Assemblies 4.6 Sideplate Re-assembly CAUTION See Fig.10 (A-D) Degrease and examine each component for wear, burrs, damaged Do not interchange threads etc. and rectify or replace as necessary. Clean all components sideplate assemblies thoroughly before re-assembly. With the bearing-housing cap removed, the re-assembly order of the sideplate is as follows: 1. - Page 15 Sideplate Assemblies Re-assembling the rest of the Sideplate With the compressor still at 45˚, CAUTION 1. Place the ‘O’ring back into the sideplate groove and pass the sideplate over the rotor shaft carefully engaging the bearing outer Do not over tighten the onto the inner race.
- Page 16 Sideplate Assemblies See section 6 for the clearance setting procedure before proceeding further. 6. Once the shimming is complete remove the bearing housing cap, pack with grease and refit. 7. Place anew star tolerance ring onto the shaft and lightly coat the diameter with copper slip to aid future separation.
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Page 17: Rotor Assembly
Rotor Assembly 5.1 Removing the Rotor Assembly Before this is attempted it is necessary to remove both sideplates (section 4) and the blades (section 3). 1. Protect the body bore from damage by inserting a thin sheet of plastic or card between the body bore and the rotor. Item 1, Fig 14. 2. -
Page 18: Refitting The Rotor Assembly
Rotor Assembly Figure 15. Extracting the bearing inner 5.3 Refitting the Rotor Assembly. Thoroughly clean the rotor and body bore. This is a reverse of the removal (Section 5, step 1). Ensure the body bore is protected by plastic or card sheet. -
Page 19: Setting Clearances
Setting Clearances This section requires a Dial Test Indicator (DTI) secured to one end of the See Fig 17. Figure 17. Dial Test indicator setup 6.1 Free Movement Check 1. Ensure both bearing housing caps are free of the sideplates, (screw loose) and pull/push the rotor to one end of its free travel. -
Page 20: Checking Sideplate Clearance
6.3 Checking Sideplate Clearance Remove the bearing housing caps, fit the shim packs and then refit the bearing housing caps leaving a clearance of 1-2mm between the caps and the sideplates. Repeat the exercise of tightening each bearing housing cap, and recording the DTI reading. -
Page 21: Technical Data
T echnical Data Recommended Fastener Torque Figures M10Capscrews 43Nm 31.7ftlb M8 Shouldered Screw 25-30Nm____18.44 - 22.1ftlb Recommended Lubricant Grease Aero shell No.5 Clearance Checks Max. Min. Free movement (mm) 0.336 0.150 Rotor Sidelate (mm) 0.200 0.150 Shim Thickness 0.050mm 0.075mm 0.125mm 0.250mm Page... - Page 22 Page...
- Page 23 BODY J100 3050316461-2 REPLACED BY 3667016000-2 3664516000-2 SIDEPLATE J100 DIE CAST MACH. 3801816005-2 FAN J100 / GD150 3301016450-2 COWL, GD150, NDE, PLASTIC, MAROON 3213016000-2 COWL, GD150, DE, PLASTIC, MAROON 3213116000-2 'O'RING 147 X 1.78 VITON 6758300600-2 BLADE J150 3091616000-2 BUSH J100 MNTG STEPPED...
- Page 24 GD150 Accessories Page...
- Page 25 GD150 Accessories Item Description Part No. HYD TRUNK GD150/J150/J102 x SAE B 2 BOLT 505001201 CAPSCREW SKT HD S/S M10 X 40mm 110110240 HYD MTR GEAR ROUND 1.97ci PK NPT 300001209 HYD MTR GEAR ROUND 2.46ci PK NPT 300001207 HYD MTR GEAR ROUND 2.96ci PK NPT 300001214 HYD MTR GEAR ROUND 3.45ci PK NPT...
- Page 28 For additional information, contact your local representative or visit: www.contactgd.com/blowers ©2014 Gardner Denver, Inc. Printed in U.S.A.