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FOLDING LADDER

Manual for Cat D11R Dozer

Half Rear Walkway

Includes HARNESS MASTER ELECTRICAL WIRING DETAILS AND DIAGRAMS.

PSA-D11R-F/L

210610

Model No.PSA-D11R-FL
Serial No.:LD11-001 to LD11-021
Date Manufactured: Feb. 2003 to date

Summary of Contents for PSA-D11R-FL

Page 1: ...R Manual for Cat D11R Dozer Half Rear Walkway Includes HARNESS MASTER ELECTRICAL WIRING DETAILS AND DIAGRAMS PSA D11R F L 210610 Model No PSA D11R FL Serial No LD11 001 to LD11 021 Date Manufactured Feb 2003 to date ...

Page 2: ...g Procedure Section 5 Drawings and Repair Parts lists 13 5 Assembly Complete 14 5 1 Ladder Assembly Parts List 16 5 2 Landing Assembly LHS Parts List 18 5 3 Landing Assembly Rear Parts List 19 5 4 Spreader Assemly Parts List 21 5 5 Drive Unit Assembly Parts List 23 5 6 PROP Assembly Parts List 24 5 7 Hydraulic Cylinder Parts List 26 5 8 Power Pack Parts List 28 Access System Electrical overview 30...

Page 3: ...e by the mudguard top plate and vertical inner plate and in the corner made by the rolled outer edge of the mudguard top plate All the rear mounting pads fit hard against the folded rear mudguard infill All these mounting pads have bevelled edges to clear existing welds in the corners 3 Measure forward from the back surfaces of the rear mounting pads and down from the top surface of the mudguard d...

Page 4: ...FOLDING LADDER Caterpillar D11R Dozer Installation and Mounting Instructions 21 985 Pg4 PSA D11R F L 210610 ...

Page 5: ...solators 4 Fit Ladder Using Spacers within Actuator Cylinder Mounting 21 954 adjust drive so gears are not loaded when ladder is lowered Clamp PROP Mtg Beams in position shown in View 1 and mount PROP 21 945 Adjust position so that with PROP attached to Isolators ladder gear drive is not loaded when ladder is fully raised Attach PROP System Mounting Frame 21 987 atop cabin on ROPS unless similar i...

Page 6: ...FOLDING LADDER Caterpillar D11R Dozer Section 1 Installation Instruction Drawings 21 986 Page 1 Pg6 PSA D11R F L 210610 ...

Page 7: ...FOLDING LADDER Caterpillar D11R Dozer Section 1 Installation Instruction Drawings 21 986 Page 2 Pg7 PSA D11R F L 210610 ...

Page 8: ...by available means Note Make necessary arrangements to collect displaced oil and be aware that air enters the piston side of the cylinder as landing is raised Lock in raised position Re tighten hydraulic fittings SECURE THE LANDING IN THE RAISED POSITION MECHANICALLY CHAIN TAGOUT THE POWER STEP To recommission the POWER STEP Loosen hydraulic fittings on cylinder side of lock valve Note Collect dis...

Page 9: ...FOLDING LADDER Caterpillar D11R Dozer Electrical System Wiring Diagram Page 1 Pg9 PSA D11R F L 210610 Power Step D11 Machine and Dash Wiring for Ladder Lamps Power Step D11 Shutdwn Circuit ...

Page 10: ...FOLDING LADDER Caterpillar D11R Dozer Electrical System Wiring Diagram Page 2 Pg10 PSA D11R F L 210610 Power Step D11 Electrical Circuit ...

Page 11: ... used in hydraulics of machine Thoroughly check all electrical wiring for damage replace as necessary Repeat daily check as above 5000 Hours Change hydraulic oil in tank of hydraulic power pack 5 0 litres It is recommended that the same hydraulic oil be used in the power pack as the hydraulics of the machine Grease 4 grease nipples on rotation shaft and sector gears all of these are accessible wit...

Page 12: ... pressing the switch down Hold the switch in the down position until ladder is fully lowered If the Dozer is parked on uneven ground the bottom of the ladder may touch the ground before the ladder is in the fully lowered position Should this occur descend the ladder with caution To Raise Ladder Ascend the ladder onto the landing of the Dozer Ensure the area around the ladder is clear of people and...

Page 13: ...FOLDING LADDER Caterpillar D11R Dozer Section 5 Assembly Complete Pg13 PSA D11R F L 210610 ...

Page 14: ...FOLDING LADDER Caterpillar D11R Dozer Section 5 1 Ladder Assembly Pg14 PSA D11R F L 210610 ...

Page 15: ...5 6 7 8 9 10 PS 21924 PS 21977 PS 21958 PS 21926 01 PS 21926 02 PS 21926 03 CPS M12X50 CPS M12X20 CPS M12NZP CPS M8NZP LADDER HANDRAIL FABRICATION ROTATION SHAFT PINION ASSEMBLY LADDER SHAFT PIVOT BUSH MIDDLE LADDER SHAFT PIVOT BUSH NON DRIVE END LADDER SHAFT PIVOT BUSH DRIVE END BOLT M12 x 50 BOLT M12 x 20 NUT M12 WASHER M12 1 1 1 1 1 1 8 8 8 8 ...

Page 16: ...FOLDING LADDER Caterpillar D11R Dozer Section 5 2 Landing Assembly LHS Pg16 PSA D11R F L 210610 ...

Page 17: ...X40ZP CPS M12X30ZP CPS M12X25ZP CPS M8X35ZP CPS M12NZP CPS 1 2 NN CPS M8NN CPS M12WH CPS 1 2 WH CPS M8WH LANDING BEAM LANDING FLOOR HANDRAIL ISOLATOR PIN BRACKETS ISOLATOR MOUNTINGS FRONT PIVOT PIN BRACKET ANTI VIBRATION BEARING RUBBER BUSH ISOLATOR BUSH PIN MIDDLE BEARING MOUNTING ANGLE BRACKET ISOLATOR RUBBER CLAMP BOLT M12 x 85 BOLT SOCKET HEAD M12 x 65 BOLT M12 x 40 BOLT M12 x 30 BOLT M12 x 25...

Page 18: ... PS 21936 PS 21928 PS 22005 01 PS 21990 PS M16X50ZP PS M16X30ZP PS M12X40ZP PS M12X30ZP CPS M16NZP CPS M12NZP CPS M16WH CPS M12WH LANDING ASSEMBLY REAR HANDRAILS REAR REAR LANDING BRACKET ANGLE BRACKET RIPPER LIGHT BRACKET BOLT M16 x 50 BOLT M16 x 30 BOLT M12 x 40 BOLT M12 x 30 NUT M16 NUT M12 WASHER HARDENED M16 WASHER HARDENED M12 1 1 2 1 1 6 4 16 2 6 18 10 18 ...

Page 19: ...FOLDING LADDER Caterpillar D11R Dozer Section 5 4 Spreader Assembly Pg19 PSA D11R F L 210610 ...

Page 20: ...1930 CPS M20X60ZP CPS M12X40ZP CPS M12X25ZP CPS M12NZP CPS 1 2 NN CPS M20WH CPS M12WH CPS 1 2 WH SPREADER ISOLATOR PIN BRACKET OUTER LEFT ISOLATOR PIN BRACKET INNER REAR LANDING POST REAR TOP INNER MOUNTING BLOCK REAR LOWER INNER MOUNTING BLOCK REAR OUTER MOUNTING BLOCK WASHER PLATES WASHER PLATES ISOLATOR BUSH PIN ISOLATOR MOUNTING BOLT M20 x 60 BOLT M12 x 40 BOLT M12 x 25 NUT M12 NUT NYLOC 1 2 U...

Page 21: ...FOLDING LADDER Caterpillar D11R Dozer Section 5 5 Drive Unit Assembly Pg21 PSA D11R F L 210610 ...

Page 22: ...ZP PS M24XNN PS M20NZP CPS M12NZP CPS M12NN CPS M5NN CPS M24WH CPS M20WH CPS M12WH CPS M10WH CPS M5WH HYDRAULIC CYLINDER DRIVE MOUNTING FRAME SECTOR GEAR DRIVE GUARD ACTUATOR CYL MOUNTING ASSEMBLY PROXIMITY SWITCH PLATES GREASE NIPPLE M6 STR PIVOT PIN KEEPER PLATE SECTOR GEAR BUSH SECTOR GEAR HUB CLAMP RING BOLT M24 x 150 BOLT M20 x 65 BOLT M12 x 80 BOLT M12 x 65 BOLT M12 x 25 BOLT M10 x 15 BOLT M...

Page 23: ...45 PS 21987 16 PS 21987 14 PS 21987 13 PS 21930 PS 40003 CPS 1 2 UNC CPS M12X50ZP CPS M12X25ZP CPS M12NZP CPS 1 2 NN CPSM12WH CPS 1 2 WH PROP MOUNTING FRAME PROP ROOF BUTTON BOLTING PAD SPACER ISOLATOR MOUNTING BUFFER ISOLATOR PIN 1 2 x 4 5 BOLT M12 x 50 BOLT M12 x 25 NUT M12 NUT NYLOC 1 2 UNC WASHER HARDENED M12 WASHER HARDENED 1 2 1 1 2 2 2 4 4 4 8 14 14 4 22 4 ...

Page 24: ...PS 61157 PS 61158 0 30 PS61163 PS 61161 PS 60047 PS 60051 2 8 PS 61145 HYDRAULIC CYLINDER SEAL KIT NOT SHOWN VALVE PILOT OPERATED LOCKING FLOW CONTROL VALVE FITTING ELBOW 9 16 JIC FITTING ELBOW O RING 1 4BSPPx9 16 JIC FITTING O RING 1 4BSPPx 9 16 JIC FITTING 0 030 RESTRICTION 90 DEG REDUCER JIC x BSPP TUBE FERRULES HOSE HYDR 9 6 JIC SWIVEL FITTING 2 8M FITTING 9 16 JIC SWIVEL 1 1 1 1 1 1 2 2 2 1 2...

Page 25: ... LADDER Caterpillar D11R Dozer Section 5 7 Hydraulic Cylinder See also Drawing page 24 Pg25 PSA D11R F L 210610 Double Acting Hydraulic System with directional Control Valve and Cylinder Lock Valve 0 030 0 030 ...

Page 26: ...FOLDING LADDER Caterpillar D11R Dozer Section 5 8 Power Pack Pg26 PSA D11R F L 210610 9 8 4 14 2 7 3 10 28 11 13 26 27 25 15 5 18 17 16 6 12 19 22 21 15 20 29 24 18 23 8 ...

Page 27: ...41018 PS 73010 PS 73009 POWER PACK ASSEMBLY Incl Items 2 11 MOTOR ENCLOSURE SEALED ST ST POWER PACK AUDIBLE ALARM BRIDGE RECTIFIER SOLENOID HYDR HOSES 9 16 JIC STRAIGHT SWIVEL HYDRAULIC FITTING HYDRAULIC FITTING 135A CIRCUIT BREAKER 5A CIRCUIT BREAKER ISOLATION SWITCH ISOLATION SWITCH BRACKET SEALED WIRING BOX TOGGLE SWITCH KIT WIRE HARNESS GLAND WIRE HARNESS GLAND WIRE HARNESS GLAND DECAL ELECTRI...

Page 28: ...park brake is released and the ladder is not fully home if the park brake option is used 7 The system will automatically raise the ladder should it creep down over a period of time while the machine is in service while the park brake is released if the park brake option is used 8 The system is designed with a dual tone alarm external which will be mounted on the rear of the box This can be extende...

Page 29: ...itional lower button this is to enable the operator to operate the down function from an alternative position one or more of these stations can be used 15 Should the park brake system not be used a by pass plug must be fitted otherwise the alarm in the cab will not operate In this condition the alarm in the cab will operate whenever the step is not fully home up We recommend during shutdowns or ex...

Page 30: ...aterpillar D11R Dozer Section 5 9 Electrical Controls Refer also Wiring Drawings Page 9 10 Pg30 PSA D11R F L 210610 4 8 6 7 3 9 5 1 2 Hand Control Switch Assembly Proximity Switch Assembly MANUAL INSTALLATION DRAWINGS ...

Page 31: ... 73005 PS 75430 PS 75430A PS 75430B PS 75402 PS 41011 PS 84213 PS 76001 PS 77003 PS 63202 PS 60051 2 8M PS 21107 SS HAND CONTROL SWITCH ASSEMBLY BRACKET HARNESS PROXIMITY SWITCH ASSEMBLY BRACKET BRACKET HARNESS MANUALS INSTALLATION DRAWINGS DECAL FOR 135A CIRCUIT BREAKER 135A CIRCUIT BREAKER CONTROL BOX CONTROL BOX HARNESS FLOW CONTROL VALVE HYDRAULIC HOSES ENCLOSURE ST STEEL for Power Pack 1 1 1 ...

Page 32: ...FOLDING STAIRWAY Caterpillar D11R Dozer Section 5 9 Electrical Controls Cont Pg32 PSA D11R F L 210610 ...

Page 33: ...FOLDING STAIRWAY Caterpillar D11R Dozer Section 5 9 Electrical Controls Cont Pg33 PSA D11R F L 210610 ...

Page 34: ...FOLDING STAIRWAY Caterpillar D11R Dozer Section 5 9 Electrical Controls Cont Pg34 PSA D11R F L 210610 ...

Page 35: ... PS BLP 002 0R PS EAE 005 OY PS EAE 002 OY PS EAE 005 OY OPTIONAL REMOTE MOUNT MOTION ALARM OPTIONAL CAB DOOR PROXY SWITCH PREVENTS LADDER RAISE WHEN CAB DOOR IS OPEN PS ODP 002 OG PS ODP 007 OG PS ODPS 200 OG OEM SWING BRAKE RELEASE SOLENOID OEM TRAVEL BRAKE RELEASE SOLENOID PS LO 007 OB PS LO 200 OB PS LO 200 OB PS LO 007 OB PS LO 005 OB PS TLPS 200 OL LADDER UP PROXY SWITCH TOP PS TLP 007 OL PS...

Page 36: ...FOLDING STAIRWAY Caterpillar D11R Dozer Section 5 10 Bill of Materials Pg36 PSA D11R F L 210610 ...

Page 37: ...Pg37 PSA D11R F L 210610 FOLDING STAIRWAY Caterpillar D11R Dozer Section 5 10 Bill of Materials ...

Page 38: ... Z ʹ ZĞĚ ʹ ůĂĐŬ K Ͳ KƌĂŶŐĞ ƌŽƐƐ ĞĐƚŝŽŶĂů ƌĞĂ ŝŶ ŵŵϮ ƉĞĐŝĂů DŽĚŝĨŝĐĂƚŝŽŶƐ ŶĚ ƵŐƐ ĞŐƌĞĞƐ ZŽƚĂƚŝŽŶ ϬϬȗ ϵϬȗ ϭϴϬȗ LJĞ ƐŝnjĞ ŽƚŚĞƌ ĞŶĚ LJĞ ƐŝnjĞ ŽŶĞ ŶĚ ĂďůĞ ĞŶŐƚŚ ĞŶƚƌĞ ŽĨ ĞLJĞ ƚŽ ĞŶƚƌĞ ŽĨ LJĞ HARNESS MASTER BATTERY CABLES FOLDING STAIRWAY Caterpillar D11R Dozer Section 5 10 Bill of Materials ...

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