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Summary of Contents for SPX Marley Geareducer 2800 Series
- Page 1 u s e r m a n u a l 2800 - 2800S Series Geareducer ® I N STA L L AT I O N - O P E R AT I O N - M A I N T E N A N C E Z0927175_C ISSUED 06/2022 READ AND UNDERSTAND THIS MANUAL PRIOR TO OPERATING OR SERVICING THIS PRODUCT...
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Page 2: Maintenance Schedule
maintenance schedule Maintenance Service Monthly Semi-annually Seasonal Startup or Annually Geareducer Drive: Inspect and tighten all fasteners including oil plug Check for and repair oil leaks Check oil level Change oil Make sure vent is open Check driveshaft or coupling alignment Inspect and tighten driveshaft or coupling fasteners Check driveshaft or coupling bushing / flex elements for unusual wear Lube Lines (if equipped) -
Page 3: Drain Plug
operation and service instructions VIEW PORT AIR VENT LOCATION OIL LEVEL CHECK AND FILL DRAIN PLUG OPTIONAL OIL HEATER VIBRATION MOUNTING MOUNTING LOCATION LOCATION 1/4 - 28 UNF FIGURE 1 Service Fittings INITIAL PROTECTION AGAINST CORROSION As shipped, a Marley Geareducer is protected internally against or on replacement orders. -
Page 4: Scheduled Maintenance
operation and service instructions SCHEDULED MAINTENANCE LUBRICANTS Warning—Make certain that mechanical equipment is inoperable To ensure maximum performance and service life, it is recommended during periods of maintenance—or during any situation of possible Marley factory lubricants be used in all Marley Geareducers. endangerment to personnel. - Page 5 operation and service instructions CHANGING GEAREDUCER OIL Pump oil through the hose. Check oil level occasionally by Drain the Geareducer oil by removing the drain plug. See turning the valve control stem counterclockwise and allowing Figure 1 for location. If equipped with an external dipstick/oil the oil level in the sight glass to stabilize.
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Page 6: Parts List
parts list WATER SLINGER BEARING RETAINER PINION CAGE VENT DOWEL PIN CASE COVER DOWEL PIN 2800S ASSEMBLY VIBRATION INSTRUMENT MOUNTING LOCATION 1/4"-28 UNF GEAREDUCER PINION CASE CAGE VIEW PORT PINION CAGE BOTTOM CAP FIGURE 3... - Page 7 parts list PARTS LIST 1 Complete Geareducer Assembly 100 Spiral Bevel Gear Set 008 Ring Gear Hub 101 Set of Matched Spiral Bevel Gears, including integral pinion shaft with key Gear Ratios as follows: 5.07:1 5.46:1 6.15:1 6.82:1 7.90:1 027 Ring Gear Attaching Hardware 103 Pinion Key 104 Lock Nut 105 Lock Washer...
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Page 8: Field Repair
field repair GENERAL DISASSEMBLY Geareducers can be repaired in the field—however, major repairs Part numbers and references—refer to Figure 3. require the use of a fully equipped machine shop. When field repair Drain oil. or replacement of parts is necessary, the following procedure is Remove outer ring of bolts in pinion cage and remove pinion recommended for the disassembly and assembly of the unit. - Page 9 field repair Drive dowel pins down into case. PINION CAGE SUBASSEMBLY Place oil slinger (106) on pinion shaft. It is recommended to Remove bolts, pry case cover off and lift fan shaft assembly heat the slinger on an induction (bearing) heater so that it out of the case.
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Page 10: Final Assembly
field repair Install bearing retainer using old shim pack (306) or equivalent at the bearing retainer. thickness and tighten cap screws to 45 ft·lbƒ (61 N·m). Example: Removing .003" shims at the bottom bearing cap requires the addition of .003" shims at the bearing retainer to Measure fan shaft end play with a dial indicator on a surface maintain correct bearing adjustment. - Page 12 7401 WEST 129 STREET Z0927175_C ISSUED 06/2022 OVERLAND PARK, KS 66213 USA COPYRIGHT © 2022 SPX TECHNOLOGIES In the interest of technological progress, all products are subject to design 913 664 7400 | spxcooling@spx.com and/or material change without notice. spxcooling.com...
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