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Power Step PSA-EX5500-FRS Manual

Folding retractable stairway for hitachi ex5500 excavator
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FOLDING RETRACTABLE STAIRWAY
Manual for Hitachi EX5500 Excavator
Hitachi EX 5500 3-8-15
Model No.:PSA-EX5500-FRS
Serial No.:
Date Manufactured:

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Summary of Contents for Power Step PSA-EX5500-FRS

  • Page 1 FOLDING RETRACTABLE STAIRWAY Manual for Hitachi EX5500 Excavator Model No.:PSA-EX5500-FRS Serial No.: Date Manufactured: Hitachi EX 5500 3-8-15...
  • Page 2 FOLDING RETRACTABLE STAIRWAY To suit Hitachi EX5500 Excavator CONTENTS Page 3 Section 1 Installation Notes Installation Drawings Section 2 Operating Procedure Section 3 Recommended Maintenance Procedure Section 4 Drawings and Repair Parts lists 4-1 Assembly Complete Parts List 4-2 Mounting Assembly Parts List 4-3 Landing Assembly Parts List...
  • Page 3 FOLDING RETRACTABLE STAIRWAY To suit Hitachi EX5500 Excavator Section 1 Installation Notes and Drawings NOTE Follow all on-site/Mine lifting and safety procedures when installing PSFS to Excavator. PROCEDURE See Drawing 21-591 Walkway modifications Page 4 Remove ladder module. Cut holes in landing skins front and back of ladder module, on machine with template or on ground with measurements.
  • Page 4 FOLDING RETRACTABLE STAIRWAY To suit Hitachi EX5500 Excavator Section 1 Installation Notes and Drawings PS-21591 Hitachi EX 5500 3-8-15...
  • Page 5 FOLDING RETRACTABLE STAIRWAY To suit Hitachi EX5500 Excavator Section 1 Installation Notes and Drawings PS-21910 Hitachi EX 5500 3-8-15...
  • Page 6 FOLDING RETRACTABLE STAIRWAY To suit Hitachi EX5500 Excavator Section 1 Installation Notes and Drawings PS-21911 Hitachi EX 5500 3-8-15...
  • Page 7 FOLDING RETRACTABLE STAIRWAY To suit Hitachi EX5500 Excavator Section 1 Installation Notes and Drawings PS-21912 Hitachi EX 5500 3-8-15...
  • Page 8 FOLDING RETRACTABLE STAIRWAY To suit Hitachi EX5500 Excavator Section 1 Stair General Arrangement PS-21099 Hitachi EX 5500 3-8-15...

  • Page 9: Section 1 Operating Procedure

    NOTE: FLOW CONTROL VALVE ADJUSTMENT: The valve should be positioned to restrict the flow and speed of the Power Step when lowering. Adjust the knob on top of the valve by turning left or right (clockwise) when the step is being lowered, until it is lowering at a safe and reasonable speed.
  • Page 10 FOLDING RETRACTABLE STAIRWAY To suit Hitachi EX5500 Excavator Section 3 Recommended Maintenance Procedure Daily Visually check stairway and structure for damage, loose components, handrails, etc. Check for hydraulic oil leaks from hydraulic cylinders, plumbing and hoses. Notify the appropriate supervisor for any observed damage or malfunction. 500 Hours Grease all grease nipples.
  • Page 11 FOLDING RETRACTABLE STAIRWAY To suit Hitachi EX5500 Excavator Section 4 Assembly Complete Pg11 Hitachi EX 5500 3-8-15...
  • Page 12 FOLDING RETRACTABLE STAIRWAY To suit Hitachi EX5500 Excavator Section 4 Assembly Complete ITEM PART NO. PART NAME MOUNTING ASSEMBLY PS-21079-55-A LANDING ASSEMBLY PS-21843-A STAIR - UPPER - ASSEMBLY PS-21572-A STAIR - LOWER - ASSEMBLY PS-35029 PIVOT ASSEMBLY PS-63009-ASSY HYDRAULIC ASSEMBLY COMPLETE PS-80104P-RFS HYDRAULIC POWER UNIT - ASSEMBLY (INCLUDING CRADLE) Pg12...

  • Page 13: Section 4-2 Mounting Assembly

    FOLDING RETRACTABLE STAIRWAY To suit Hitachi EX5500 Excavator Section 4-2 Mounting Assembly Pg13 Hitachi EX 5500 3-8-15...
  • Page 14 FOLDING RETRACTABLE STAIRWAY To suit Hitachi EX5500 Excavator Section 4-2 Mounting Assembly Parts List See Drawing Page 13 Item Part No. Part Name PS-21592-01 WALKWAY STEP GRID- STEP - TOP GRID- STEP - BOTTOM TRIM PANEL PS-21593 SKIRT PANEL PS-21585 SUPPORT - ARM PS-21586 LANDING PLATE...
  • Page 15 FOLDING RETRACTABLE STAIRWAY To suit Hitachi EX5500 Excavator Section 4-3 Landing Assembly PS-21079-55-A Pg15 Hitachi EX 5500 3-8-15...

  • Page 16: Parts List

    FOLDING RETRACTABLE STAIRWAY To suit Hitachi EX5500 Excavator Section 4-3 Landing Assembly PS-21079-55-A Parts List See Drawing Page 15 Item Part No. Part Name PS-21079 LANDING PS-21583-LHR HANDRAIL-LANDING PS-21055 LANDING-GRID PS-M24X100ZP BOLT-M24 x 100 CPS-M12X30ZP BOLT-12 x 30 CPS-W 1” WASHER-HARDENED-M24 PS-M24NZP NUT-M24...
  • Page 17 FOLDING RETRACTABLE STAIRWAY To suit Hitachi EX5500 Excavator Section 4-4 Stair - Upper Assembly PS- 21843-A Pg17 Hitachi EX 5500 3-8-15...
  • Page 18 FOLDING RETRACTABLE STAIRWAY To suit Hitachi EX5500 Excavator Section 4-4 Stair - Upper Assembly PS- 21843-A Parts List See Drawing Page 17 Item Part No. Part Name PS-21843 STRINGER ASSEMBLY PS-21583-USH HANDRAIL-UPPER PS-21556 TREAD STEP PS-21043 BUSHING UPPER & CRANK PIVOT PS-21044 BUSHING-CENTER-PIVOT PS-21077...
  • Page 19 FOLDING RETRACTABLE STAIRWAY To suit Hitachi EX5500 Excavator Section 4-5 Stair Lower Assembly PS-21572-A Pg19 Hitachi EX 5500 3-8-15...
  • Page 20 FOLDING RETRACTABLE STAIRWAY To suit Hitachi EX5500 Excavator Section 4-5 Stair Lower Assembly PS-21572-A Parts List See Drawing Page 19 Item Part No. Part Name PS-21036-L STAIR STRINGER-LH PS-21036-R STAIR STRINGER-RH PS21037L STAIR-EXTENSION-LH PS21037R STAIR-EXTENSION-RH PS-21034L STAIR-STILE-CAP-LH PS-21034R STAIR-STILE-CAP-RH PS-21553 TREAD-STEP-SMALL PS-21556 TREAD-STEP-STD...
  • Page 21 FOLDING RETRACTABLE STAIRWAY To suit Hitachi EX5500 Excavator Section 4-6 Pivot Assembly PS-35029 Pg21 Hitachi EX 5500 3-8-15...
  • Page 22 FOLDING RETRACTABLE STAIRWAY To suit Hitachi EX5500 Excavator Section 4-6 Pivot Assembly PS-35029 Parts List See Drawing Page 21 Item Part No. Part Name PS-21042 CRANK-PRIMARY PS-21039 CRANK-SECONDARY PS-21040 CRANK-TIE BAR PS-21041 CRANK-LINKAGE-SLIDING PS-21039-P PIN-PIVOT-PRIMARY PS-21595 ROD-LINKAGE-(2041mm) PS-29004 ROD END-LH PS-29003 ROD END-RH CPS-M10X80PR...

  • Page 23: Section 4-7 Hydraulic Cylinder Assembly

    FOLDING RETRACTABLE STAIRWAY To suit Hitachi EX5500 Excavator Section 4-7 Hydraulic Cylinder Assembly PS-63009-ASSY Pg23 Hitachi EX 5500 3-8-15...
  • Page 24 FOLDING RETRACTABLE STAIRWAY To suit Hitachi EX5500 Excavator Section 4-7 Hydraulic Cylinder Assembly PS-63009-ASSY Parts List See Drawing Page 23 CYLINDERS Item Part No. Part Name PS-63009-A HYD CYLINDER 2 1/2” PS-63009-C CYLINDER-BUSH-CLEVIS PS-63009-TP PIN-CYLINDER-TOP PS-63009-P PIN-CYL-BOTTOM+WASHER CPS-M8x56ZP SPLIT PIN - M8 - CLEVIS PIN-TOP PS-63103-N SEAL KIT PLUMBING...
  • Page 25 FOLDING RETRACTABLE STAIRWAY To suit Hitachi EX5500 Excavator Section 4-7 Hydraulic Cylinders (Valve Diagram) Pg25 Hitachi EX 5500 3-8-15...

  • Page 26: Section 4-8 Power Pack Assembly

    FOLDING RETRACTABLE STAIRWAY To suit Hitachi EX5500 Excavator Section 4-8 Power Pack Assembly PS-80104P (Not including Cradle) PS-80104P-FRS Single Valve Power Pack (Including Cradle) Pg26 Hitachi EX 5500 3-8-15...
  • Page 27 FOLDING RETRACTABLE STAIRWAY To suit Hitachi EX5500 Excavator Section 4-8 Power Pack Assembly PS-80104P (Not including Cradle) PS-80104P-FRS Single Valve Power Pack (Including Cradle) Item Part No. Part Name PS-514.9.154 PLASTIC TANK PS-509.5.140 TANK FILLER CAP PS-115.6.126 TANK PLUG PS-147.900.724 PUMP &...
  • Page 28 FOLDING RETRACTABLE STAIRWAY To suit Hitachi EX5500 Excavator Section 4-8 Power Pack Assembly Single Valve Power Pack - Electrical GO SWITCH BLUE BROWN ORANGE WHITE Pg28 Hitachi EX 5500 3-8-15...

  • Page 29: Section 4-9 Electrical Controls

    FOLDING RETRACTABLE STAIRWAY To suit Hitachi EX5500 Excavator Section 4-9 Electrical Controls Control Pendant Switch Proximity Switch Assembly Mounted on Handrail Mounted on Fixed Landing PS-77009-AR HARNESS Item Part No. Part Name PS-73013 CONTROL PENDANT SWITCH PS-73013-B CONTROL PENDANT BRACKET PS-77005 HAND RAIL SWITCH HARNESS PS-77009-AR...
  • Page 30 FOLDING RETRACTABLE STAIRWAY To suit Hitachi EX5500 Excavator Section 4-9 Electrical Controls Wiring Diagram 1 Pg30 Hitachi EX 5500 3-8-15...
  • Page 31 FOLDING RETRACTABLE STAIRWAY To suit Hitachi EX5500 Excavator Section 4-9 Electrical Controls Wiring Diagram 2 Pg31 Hitachi EX 5500 3-8-15...
  • Page 32 FOLDING RETRACTABLE STAIRWAY To suit Hitachi EX5500 Excavator Section 4-9 Electrical Controls Wiring Diagram 3 Pg32 Hitachi EX 5500 3-8-15...
  • Page 33 FOLDING RETRACTABLE STAIRWAY To suit Hitachi EX5500 Excavator Section 4-9 Electrical Controls O P T I O N A L E X T R A O N L Y Raise/lower Transmitter Remote Control Unit PS-2394 PS-2393 AERIAL BULKHEAD POWER ON LED LADDER UP LED LADDER DOWN LED POWER/LOGIC PLUG...
  • Page 34 FOLDING RETRACTABLE STAIRWAY To suit Hitachi EX5500 Excavator Emergency Lanyard Kit and Wiring Diagram O P T I O N A L E X T R A O N L Y PS-HITEX-L/YARD KIT Pg34 Hitachi EX 5500 3-8-15...