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OPERATION, SERVICE AND PARTS
INSTRUCTION MANUAL
DUAL CIRCUIT, PORTABLE
HYDRAULIC POWER UNIT
HG3555A / 42306
Read and understand this material before operating or
servicing this power unit. Failure to understand how to
safely operate this power unit could result in an
accident causing serious injury or death.
999 1605.3
© 2000 Greenlee Textron Inc.
REV 5 3/00
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Related Manuals for Greenlee Fairmont HG3555A
Summary of Contents for Greenlee Fairmont HG3555A
- Page 1 Read and understand this material before operating or servicing this power unit. Failure to understand how to safely operate this power unit could result in an accident causing serious injury or death. 999 1605.3 © 2000 Greenlee Textron Inc. REV 5 3/00...
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Page 2: Table Of Contents
Table Of Contents OPERATION Safety Information ... 3-4 Description ... 4 Identification ... 5 Specifications – HG3555A/42306 Portable Power Unit ... 6 Specifications – Gasoline Engine ... 6 Recommended Hydraulic Fluids ... 6 Hoses and Fittings ... 6 Hose Connections ... 7 Operation ... -
Page 3: Safety Information
Depressurize hydraulic system before servicing. SAVE THESE INSTRUCTIONS Greenlee Textron / Subsidiary of Textron Inc. Do not disconnect tool, hoses, or fittings while the power unit is running or if the hydraulic fluid is hot. Exposure to hot hydraulic fluid can cause serious burns. -
Page 4: Description
SAVE THESE INSTRUCTIONS Greenlee Textron / Subsidiary of Textron Inc. Description The HG3555A Portable Power Unit is a compact, 2000 psi (137.9 bar) power source for Open-Center system hydraulic tools. The HG3555A provides two 5 gpm (19 lpm) circuits or one 10 gpm (37 lpm) circuit. -
Page 5: Identification
4. Hydraulic Oil Filter 5. Fuel Fill Cap 6. Hydraulic Reservoir Cap Greenlee Textron / Subsidiary of Textron Inc. Figure 1 Parts of the HG3555A Portable Power Unit 7. Oil Cooler 8. Control Panel 9. Flow Selector Handles 10. Tool Connection – Pressure 11. -
Page 6: Specifications - Hg3555A/42306 Portable Power Unit
Failure to observe this warning could result in severe injury or death. Hose assemblies and quick-connect couplers are available from Fairmont as accessories. SEE BULLETIN ON FAIRMONT NO-DRIP COUPLERS AND HOSES. CONTACT AUTHORIZED FAIRMONT DISTRIBUTOR. Greenlee Textron / Subsidiary of Textron Inc. 4455 Boeing Dr., Rockford, IL 61109-2988 815/397-7070... -
Page 7: Hose Connections
(T). 4. To prevent contamination, always install dust caps over the hydraulic ports of the tool, hoses, and power unit when disconnected. Greenlee Textron / Subsidiary of Textron Inc. RETURN PORT PRESSURE... -
Page 8: Operation
Depressurize hydraulic system before servicing. Greenlee Textron / Subsidiary of Textron Inc. Do not disconnect tool, hoses, or fittings while the power unit is running or if the hydraulic fluid is hot. Exposure to hot hydraulic fluid can cause serious burns. - Page 9 2. Choke Knob 3. Engine Throttle Lever 4. Key Switch 5. Retaining Pins Greenlee Textron / Subsidiary of Textron Inc. Position the power unit on firm level ground. Pre-Start 1. Check engine oil level. Refer to engine Operating and Maintenance Instructions for correct oil type and checking instructions.
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Page 10: Operation
Stop the power unit engine before lifting. Take care when attaching the lifting device (chain, strap, etc.) to the lifting eye so as not to damage the power unit. Greenlee Textron / Subsidiary of Textron Inc. 4455 Boeing Dr., Rockford, IL 61109-2988 815/397-7070... -
Page 11: Maintenance
System will be depressurized. 3. Before re-starting power unit engine, move the two flow levers to the NEUTRAL position. Greenlee Textron / Subsidiary of Textron Inc. Stop engine before filling fuel tank. Do not fill fuel tank when engine is hot. -
Page 12: Maintenance Schedule
Appendix A – S.A.E Stan- dard J1273, May 1986. Replace the hoses and/or fittings if necessary. Greenlee Textron / Subsidiary of Textron Inc. Figure 5 Hydraulic Reservoir Dipstick 4455 Boeing Dr., Rockford, IL 61109-2988 815/397-7070... -
Page 13: Battery
Greenlee Textron / Subsidiary of Textron Inc. Troubleshooting Before You Begin 1. Any tool used with this power unit must be an Open-Center system type tool. - Page 14 Engine turns over, but does not start. Engine lacks power, runs rough, backfires, etc. Tool used with power unit inoperative. Greenlee Textron / Subsidiary of Textron Inc. PROBABLE CAUSE Battery weak or dead. Battery cables corroded. Electrical short, broken wire or loose connection.
- Page 15 Tool used with power unit operates erratically. Tool used with power unit feels hot. Tool used with power unit operates backwards. Greenlee Textron / Subsidiary of Textron Inc. PROBABLE CAUSE Hydraulic fluid cold. Hydraulic fluid level low. Incorrect hydraulic fluid viscosity. Air in system.
- Page 16 APPLY LOCTITE (F015744) TO SET SCREWS TORQUE TO 100 IN/LB TORQUE TO 25FT/LB APPLY LOCTITE (F015744) TO THREADS 19 18 70 26 EXISTING AXLE DETAIL “A” AXLE ASSEMBLY SEE DETAIL "A"...
- Page 17 158290 158153 F025087 F017607 158340 F011749 Greenlee Textron / Subsidiary of Textron Inc. DESCRIPTION Frame ... 1 GASOLINE ENGINE – Kohler 20 hp ... 1 Adapter, Fan ... 1 Cap Screw, 3/8 - 16 x 1" Socket Head ... 4 Lock Washer, 3/8"...
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Page 18: Hydraulic Components And Piping
HG3555A/42306 Portable Power Unit HG3555A/42306 Power Unit Hydraulic Components and Piping Figure 7 4455 Boeing Dr., Rockford, IL 61109-2988 815/397-7070 Greenlee Textron / Subsidiary of Textron Inc. -
Page 19: Hydraulic Components And Piping
41850 F021495 41694 F018355 41328 F010577 Greenlee Textron / Subsidiary of Textron Inc. DESCRIPTION Hydraulic Reservoir ... 1 Level Seal Plug, 1/8 M NPT ... 1 FILTER ... 1 Replacement Filter Element ... 1 Cap Screw, 1/4 x 3/4" Hex Head ... 2 Manifold ... -
Page 20: Battery And Wiring
41431 F013588 F030027 F016532 F030029 F005273 F030035 41790 F020627 Greenlee Textron / Subsidiary of Textron Inc. Figure 8 ATTACH TO STARTER TERMINAL CUT GROMMET INSTALL AS SHOWN GROUND TO ENGINE BOLT EXISTING SPARK PLUG DESCRIPTION 12 Volt Battery (See page 6 for battery specifications) ... 1 Carriage Bolt, 1/4 x 1"... -
Page 21: Appendix A - Sae J1273 May 1986
Additional caution must be observed in hose selection for gaseous applications. Greenlee Textron / Subsidiary of Textron Inc. 2.5 Size – Transmission of power by means of pressurized fluid varies with pressure and rate of flow. - Page 22 *Reprinted with permission Automotive Engineers, Inc. Handbook. Greenlee Textron / Subsidiary of Textron Inc. 4455 Boeing Drive, Rockford, IL 61109-2988 USA Canada Fax: 800/524-2853 © 1991 from the Society of...