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Marley Geareducer 3600, User Manual

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Marley Geareducer 3600 User Manual Download Page 8

8

parts list

Figure 6  

Exploded Assembly

304
305
303

101- PINION SHAFT AND GEAR

402

102
105

501-503
702

701*

701*

411

103

INSPECTION  

COVER

421

201

306

307

302

706*

705*

GEAREDUCER 

CASE

PINION CAGE

PINION CAGE 

CAP

201-INTERSTAGE SHAFT

106

108
101- PINION SHAFT AND GEAR

5-INTERSTAGE BEARING 

RETAINER

WATER SLINGER

LABYRINTH RING

INTERSTAGE 

BEARING CAP

AIR VENT

301-FAN SHAFT

PLUG

504-506

703

704

206

202

412

GEAREDUCER 

CASE COVER

20-DOWEL PIN

507-509

422

203

205

204

PINION ASSEMBLY

LIP SEAL

23

23

603

602

PRE-2013 STANDARD

Summary of Contents for Geareducer 3600

Page 1: ...Geareducer model 3600 and 4000 INSTALLATION OPERATION MAINTENANCE Z0493915_C ISSUED 06 2022 READ AND UNDERSTAND THIS MANUAL PRIOR TO OPERATING OR SERVICING THIS PRODUCT user manual ...

Page 2: ...tive for proper and safe operation 1 Remove the retention plate and hardware from the top of the Geareducer shaft Thoroughly clean the fan shaft fan shaft key and the hub center bore to remove any debris and or protective coatings After cleaning apply a coat of anti seize compound to the top 7 180mm of the fan shaft 2 Install the fan shaft key in the fan shaft keyway as shown in Figure 2 The key i...

Page 3: ...ed it is added via the filler neck or pumped in through the drain connection this lubricant will not reduce the overall level of protection however if the unit is operated for any amount of time the Pre Commission period is depleted and the unit is now considered to be in Operational status Check the Geareducer exterior yearly Touch up with paint as required Exposed pipe threads are coated to prev...

Page 4: ... Geareducer and connecting oil line Figure 3 Priming Interstage Shaft Check all gasketed joints for oil seepage Tighten cap screws and flange bolting if necessary TheGeareducermustbeinstalledlevelandproperlyalignedwiththe driveshaft and motor shaft Refer to the Driveshaft User Manual It is recommended to operate the Geareducer for no less than 30 minutes in any given run sequence It is acceptable ...

Page 5: ...es for oil level to stabilize and recheck oil level at the Geareducer 4 If necessary repeat steps 2 and 3 until stabilized oil level is at the proper level 5 Check gauge placard location Full mark on the placard must be at the same elevation as the Full mark at the Geareducer Alternate procedure Thecoolingtowerhasanexternaloilgaugeanddrainlineequipped with a three way valve below the oil level gau...

Page 6: ...il if required noting the addition in your maintenance log If equipped with an external dipstick oil level gauge small quantities of oil can be added at that location Semi annually If using turbine type mineral oil change oil see Changing Geareducer Oil for instructions Check that all the assembly bolts and cap screws are tight that oil plugs and pipe connections are in place and free from leaks a...

Page 7: ...ose R O 220 ExxonMobil Corp DTE Oil BB ExxonMobil Corp Teresstic 220 Lubrication Engineers Inc Monolec 6405 Shell Morlina S3 GA 220 Synthetic Oil SPX Cooling Tech LLC Gearlube ISO 220 Chevron Clarity 220 Synthetic Citgo Petroleum Corp Citgear Synthetic HT 220 ConocoPhillips Syncon R O 220 ExxonMobil Corp SHC 630 Shell Morlina S4 B220 Synthetic oil may be applicable for high temperature service or ...

Page 8: ...6 705 GEAREDUCER CASE PINION CAGE PINION CAGE CAP 201 INTERSTAGE SHAFT 106 108 101 PINION SHAFT AND GEAR 5 INTERSTAGE BEARING RETAINER WATER SLINGER LABYRINTH RING INTERSTAGE BEARING CAP AIR VENT 301 FAN SHAFT PLUG 504 506 703 704 206 202 412 GEAREDUCER CASE COVER 20 DOWEL PIN 507 509 422 203 205 204 PINION ASSEMBLY LIP SEAL 23 23 603 602 PRE 2013 STANDARD ...

Page 9: ... 307 Key 400 Pinion Shaft Bearing Set 401 Tail tapered roller bearing 402 Head tapered roller bearing 410 Interstage Bearing Set 411 Lower double row tapered roller bearing Matched assembly with cone spacer 412 Upper double row tapered roller bearing Matched assembly with cup spacer 420 Fan Shaft Bearing Set 421 Lower tapered roller bearing 422 Upper tapered roller bearing 500 Shim set 501 502 503...

Page 10: ... past a shoulder or edge These parts are marked with an asterisk in the description below O rings oil seal and gaskets should be carefully inspected for damage before being reinstalled SPX recommends that new O rings and oil seal be installed during every major overhaul Disassembly of Major Subassemblies Part numbers and references refer to Figures 6 and 7 1 Drain oil 2 Remove interstage bearing c...

Page 11: ... pinion shaft is to be replaced it will be necessary to press off oil slinger 102 and bearing cone at the same time Disassembly of Interstage Part numbers and references refer to Figures 6 and 9 1 Remove top and bottom interstage bearing discs 202 and 203 2 Pull bottom bearing 411 two cones with spacer and one cup from shaft 3 Push shaft out of upper bearing 412 and retainer 4 Remove spiral bevel ...

Page 12: ...re a matched set Gears are lapped in matched sets at the factory and should not be separated Numbers are etched on both the pinion and ring gear as illustrated in Figure 11 Pinion Cage Assembly Part numbers and references refer to Figures 6 and 12 1 Press oil slinger 102 onto pinion shaft 2 Install pinion head bearing cone 402 on pinion shaft 3 Press pinion head bearing cup 402 into pinion cage 4 ...

Page 13: ...interstage shaft 3 Install double cup and spacer of bottom interstage bearing 411 4 Press bottom cone into place 5 Install retainer 203 with bolts Tighten to 55 ft lbƒ 75 N m torque 6 Press lower cup of upper interstage bearing into retainer 5 7 Lower retainer 5 over interstage shaft 8 Press upper bearing cones 412 onto shaft 9 Press upper cup 412 and spacer into retainer 5 10 Install disc 202 wit...

Page 14: ... 5 Installdowelpins 20 toalignbearingbores Fastencasecover to case with cap screws and eye bolts tightening to 75 ft lbƒ 102 N m torque 6 Position top interstage cap shims and install interstage bear ing cap with place bolts tightening to 85 90 ft lbƒ 116 122 N m torque 7 Install upper fan shaft bearing cup 422 into Geareducer case cover not illustrated 8 Adjust shims to give proper backlash 007 0...

Page 15: ...ay is 005 127mm removeatotalof 006 to 008 152 203mm in shim thickness f Tighten labyrinth ring cap screws to 35 ft lbƒ 48 N m torque g Fill grooves of labyrinth ring and water slinger with lithium base grease of NLGI No 2 consistency h For cases that have the fan shaft lip seal press the new wear sleeve into the water slinger Install water slinger and its O ring 703 on fan shaft 10 Install inspect...

Page 16: ...een obtained recheck the back lash at marked teeth If it is within the desired range 007 009 178 228mm checkbacklashwithdialindicatorattwoadditional points 120 apart with inspection cover removed and as shown in Figure 16 All backlash readings must be within the specified range If backlash is not within the limits adjust ring gear height with shims until it is checking again as described The tooth...

Page 17: ...17 ...

Page 18: ...l progress all products are subject to design and or material change without notice Inpro Seal is a registered trademark of Inpro Seal LLC Geareducer 3600 4000 US E R MAN UAL SPX COOLING TECH LLC 7401 WEST 129 STREET OVERLAND PARK KS 66213 USA 913 664 7400 spxcooling spx com spxcooling com ...

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