Download Link Belt Crane HTT-8660 Service Manual PDF (English) 

Download the Link-Belt Crane HTT-8660 Service Manual PDF for comprehensive maintenance, repair, troubleshooting, and operation guidance. This professional service manual includes technical specifications, hydraulic and electrical diagrams, safety instructions, inspection procedures, and detailed component breakdowns. Suitable for technicians and operators, it helps diagnose faults, perform preventive maintenance, and ensure safe, efficient crane operation while extending equipment life.
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MODEL COVERED:
Link Belt HTT-8660 Crane

CONTENTS INCLUDED :
AREA 00 GENERAL INFORMATION
SM00-000-000.00 How To Use This Manual, General Service Instructions And Safety Procedures
AREA 01 RUBBER TIRE LOWER
SM01-001-005.00 Boom Rest, R & I
SM01-002-012.00 Front Axle, Recondition
SM01-002-015.00 Front Wheel & Brake Drum, R & I
SM01-003-010.00 Brakes, Recondition (Front)
SM01-003-014.00 Adjusting The Brakes (Front)
SM01-003-019.00 Automatic Slack Adjusters (Front Brakes)
SM01-004-009.00 Front Axle & Suspension, R & I
SM01-005-003.00 Steering Gear, Recondition – Master
SM01-005-004.00 Steering Gear, Recondition – Slave
SM01-005-005.00 Steering Miter Boxes, R & I
SM01-005-010.00 Steering Drive Shafts, Recondition
SM01-005-013.00 Steering Column, R & I
SM01-005-015.00 Steering Column, Recondition
SM01-006-022.00 Steering Gears, R & I
SM01-006-023.00 Front Wheel Alignment & Steering Linkage Adjustment
Relief Plunger Adjustment
Axle Stop Adjustment
SM01-006-029.00 Rear Steer Pressure Reducing Valve, R & I
SM01-006-030.00 Pressure Reducing Valve, Recondition (Rear Steer Axles)
SM01-006-031.00 Rear Wheel Alignment & Axle Stop Adjustment
SM01-007-020.00 Rear Axle Steer Cylinder, R & I
SM01-007-022.00 Rear Axle Steer Cylinder, Recondition
SM01-007-023.00 Rear Axle Steer Locking Cylinder, R & I
SM01-007-024.00 Rear Axle Steer Locking Cylinder, Recondition
SM01-010-017.00 Power Steering Pump, R & I
SM01-010-025.00 Power Steering Pump, Recondition
SM01-016-001.00 Heater, R & I
SM01-016-002.00 Heater & A/C Coil, R & I
SM01-017-008.00 Clutch, R & I
SM01-018-041.00 Transmission, Recondition
SM01-018-042.00 Transmission, R & I
SM01-019-011.00 Transmission Slave Control, R & I
SM01-019-014.00 Transmission Air Shift Control, Recondition
SM01-019-020.00 Transmission Shift Cable Adjustment
SM01-019-024.00 Transmission Master Control, R & I
SM01-020-002.00 Suspended Brake Pedal, Recondition
SM01-020-005.00 Suspended Brake Pedal, R & I (Generation 1)
SM01-020-008.00 Suspended Brake Pedal, R & I (Generation 2)
SM01-022-005.00 U-Joint Installation – Full Round Yokes
SM01-024-013.00 Rear Steer Axles, Recondition
SM01-025-011.00 Brakes, Recondition (Rear)
SM01-027-028.00 Front Air Brake Chamber, Recondition
SM01-027-054.00 Rear Dual Air Brake Chamber, R & I
SM01-027-061.00 Spring Brake Valve, Recondition
SM01-027-062.00 Air Dryer, R & I
SM01-027-063.00 Air Dryer, Recondition
SM01-027-091.00 Front Air Brake Chamber, R & I
SM01-027-106.00 Caging Dual Air Brake Chambers (Rear Steer Axle)
SM01-027-111.00 Air System Components, R & I
SM01-027-117.00 Dual Air Brake Chamber, Recondition
SM01-028-004.00 Rear Wheel Hub & Brake Drum, R & I
SM01-029-021.00 Suspension Lift Cylinder, Recondition
SM01-029-022.00 Suspension Lift Cylinder, R & I
SM01-029-024.00 Rear Axles & Air Suspension, R & I
SM01-039-002.00 Vacuum Pressure Relief Valve, Recondition
SM01-039-003.00 Hydraulic System Cleaning Procedure
SM01-039-004.00 Hydraulic Reservoir Filter Assembly, R & I
SM01-039-005.00 Hydraulic Reservoir Filter Assembly, Recondition
SM01-043-001.00 Solenoid Valves, General Recondition
SM01-043-003.00 Outrigger Solenoid Valve Stack, Recondition (Function)
SM01-043-004.00 Four Way Solenoid Valve, Recondition (Outrigger Directional)
SM01-043-010.00 Outrigger Function Valve Stack, R & I
SM01-043-018.00 Outrigger Directional Valve, R & I
SM01-043-035.00 Four Way Directional Solenoid Valve, Recondition
SM01-044-007.00 Outrigger Lock Valve, Recondition (Main & Fifth Outrigger)
SM01-044-008.00 Jack Cylinder Lock Valve, R & I (Main Outriggers)
SM01-044-017.00 Fifth Outrigger Lock Valve, R & I
SM01-044-023.00 Outrigger Lock Valve Cartridge, R & I (Fifth Outrigger w/Integral Lock Valve)
SM01-045-014.00 Outrigger Beam Cylinder, Recondition
SM01-045-040.00 Outrigger Beam & Beam Cylinder, R & I
SM01-046-016.00 Jack Cylinder, Recondition
SM01-046-028.00 Jack Cylinder, R & I
SM01-046-033.00 Fifth Outrigger Jack Cylinder, R & I (Generation 1)
SM01-046-034.00 Jack Cylinder, Recondition (Fifth Outrigger)
SM01-046-041.00 Fifth Outrigger Jack Cylinder, R & I (Generation 2)
SM01-047-034.00 Relief Valve, Recondition (Outriggers)
SM01-048-015.00 Rotating Joint, R & I
SM01-048-022.00 Rotating Joint, Recondition
SM01-063-086.00 Starter, R & I
SM01-063-087.00 Alternator, R & I
SM01-063-088.00 Radiator, R & I (Generation 1 – w/Engine Mounted Fan)
SM01-063-091.00 Radiator Fan Clutch, R & I
SM01-063-092.00 Radiator Fan Clutch, Recondition
SM01-063-093.00 Torque Limit Switch Check, Adjustment & Troubleshooting
SM01-063-105.00 Radiator, R & I (Generation 2 – w/Hydraulic Fan Motor)
SM01-069-014.00 Tire & Rim, R & I
SM01-071-003.00 Engine Housing, R & I
SM01-071-004.00 Repair Of Components Made Of Fibrous Composite Materials
SM01-073-001.00 Electronic Gauge, Troubleshooting (Generation 1 – AMETEK/Dixson)
SM01-073-002.00 Electronic Gauge, Troubleshooting (Generation 2 – AMETEK/Dixson)
SM01-076-020.00 Collector Ring, R & I
SM01-076-029.00 Collector Ring, Recondition (Generation 1)
SM01-076-038.00 Collector Ring, Recondition (Generation 2)
SM01-079-021.00 Lower Hydraulic Components, R & I (Generation 1)
SM01-079-027.00 Lower Hydraulic Components, R & I (Generation 2)
SM01-079-028.00 Lower Hydraulic Components, R & I (Gen 3 – w/Hydraulic Radiator Fan Motor)
SM01-080-038.00 Main Hydraulic Pump, R & I (Generation 1)
SM01-080-039.00 Pump Disconnect, R & I
SM01-080-040.00 Pump Disconnect, Recondition
SM01-080-046.00 Pump Drive, Recondition (Durst)
SM01-080-047.00 Pump Drive, R & I (Durst)
SM01-081-014.00 Hydraulic Pump, Recondition (Multi Section Commercial-Intertech)
SM01-081-029.00 Radiator Fan Pump, R & I
SM01-081-030.00 Main Hydraulic Pump, R & I (Generation 2 – w/Durst Pump Drive)
SM01-081-036.00 Radiator Fan Motor, Recondition
SM01-081-045.00 Radiator Fan Motor, R & I
SM01-083-008.00 Pressure Compensating Pump, R & I
SM01-083-009.00 Pressure Compensating Pump, Recondition
AREA 03 UPPER REVOLVING FRAME
SM03-001-064.00 Upper Revolving Frame & Turntable Bearing, R & I
SM03-010-024.00 Counterweight Removal Cylinder, R & I
SM03-010-025.00 Counterweight Removal Cylinder, Recondition
AREA 04 VERTICAL SHAFTS
SM04-005-023.00 Swing Brake Caliper, Recondition
SM04-005-024.00 Swing Brake, R & I
SM04-005-026.00 Swing Service Brake Caliper, R & I
SM04-005-027.00 Swing Park Brake Caliper, R & I
SM04-005-028.00 Swing Park Brake Caliper, Recondition
SM04-010-010.00 Swing Speed Reducer, Recondition
SM04-010-023.00 Swing Reduction Unit, R & I
AREA 05 HORIZONTAL SHAFTS
SM05-006-015.00 Winch, R & I (Generation 1 – w/Braden CH150A,175A,185A,230)
SM05-006-021.00 Winch, Troubleshooting (Generation 1 – w/Braden CH150A,175A,185A,230)
SM05-006-022.00 Winch, Recondition (Generation 1 – w/Braden CH150A,175A,185A,230)
SM05-006-025.00 Winch, Recondition (Generation 2 – w/Braden CH210 )
SM05-006-026.00 Winch, Troubleshooting (Generation 2 – w/Braden CH210 )
SM05-006-030.00 Winch, R & I (Generation 2 – w/Braden CH210 )
SM05-010-007.00 Drum Rotation Indicator, R & I And Troubleshooting
SM05-018-003.00 Winch Roller, Recondition
AREA 06 UPPER ENGINE
SM06-008-009.00 Throttle Treadle Assembly, R & I
SM06-008-010.00 Throttle Treadle Assembly, Recondition
SM06-025-004.00 Diesel Cab Heater, R & I
SM06-025-005.00 Diesel Cab Heater, Recondition & Troubleshooting
SM06-025-009.00 Hydraulic Heater – Troubleshooting
SM06-025-012.00 Hydraulic Cab Heater, R & I
SM06-025-014.00 Hydraulic Cab Heater, Recondition
SM06-047-000.00 Electrical System Wire Identification Code
SM06-047-125.00 Electrical System Schematic Diagram (Generation 1)
SM06-047-128.00 Electrical System Schematic Diagram (Generation 2)
AREA 07 HYDRAULIC POWER SUPPLY
SM07-000-141.00 Hydraulic System Schematic Diagram
SM07-000-143.00 Hydraulic System Schematic Diagram (w/Hydraulic Radiator Fan)
SM07-001-025.00 Pilot Control Accumulator, R & I
SM07-003-006.00 Solenoid Valves, General Recondition
SM07-005-052.00 Hydraulic Gear Pump Assembly, Recondition (Hydraulic Heater)
SM07-005-059.00 Hydraulic Heater Gear Pump, R & I
SM07-006-034.00 Swing Motor, Recondition
SM07-006-057.00 Swing Motor, R & I
SM07-006-072.00 Winch Motor, R & I (Generation 1 – w/Braden CH150A,175A,185A,230)
SM07-006-073.00 Hydraulic Motor, Recondition (Winch)
SM07-006-076.00 Two Speed Valve, Recondition (Winch Motor)
SM07-006-097.00 Winch Motor, R & I (Generation 2 – w/Braden CH210)
SM07-008-014.00 Winch Counterbalance Valve, Recondition
SM07-008-048.00 Foot Control Valve, R & I (Boom Telescope)
SM07-008-051.00 Boom Hoist Control Valve, Recondition (Gresen V70)
SM07-008-055.00 Controller Valve Assembly, R & I
SM07-008-056.00 Controller Valve Assembly, Recondition (Comm-Intertech)
SM07-008-058.00 Winch Control Valve, Recondition (Gresen V70)
SM07-008-060.00 Control Valves, Recondition (Gresen V12) – Counterweight Removal
SM07-008-065.00 Pressure Reducing Valve, Recondition
SM07-008-066.00 Control Valve, Recondition (Gresen V40)
SM07-008-067.00 Foot Control Valve, Recondition (Boom Telescope)
SM07-008-076.00 Single Axis Control Valves, R & I
SM07-008-077.00 Single Axis Control Valves, Recondition (Comm-Intertech)
SM07-008-078.00 Upper Hydraulic Components, R & I
SM07-008-080.00 Winch Counterbalance Valve, R & I
SM07-008-082.00 Counterweight Removal Control Valve, R & I
SM07-018-001.00 Hydraulic System Tube Fittings
SM07-029-002.00 Swing Brake Actuator, Recondition
SM07-029-004.00 Swing Brake Actuator, R & I
AREA 09 TUBULAR BOOM, FLY, & JIB
SM09-001-002.00 Tubular Boom, Fly, & Jib Repair
AREA 14 CAB & HOUSE ASSEMBLY
SM14-001-006.00 Repair Of Components Made Of Fibrous Composite Materials
AREA 17 HYDRAULIC CRANE ATTACHMENT
SM17-001-036.00 Hydraulic Boom Inspection – Diamond Embossed
SM17-001-037.00 Four Section Boom, Recondition
SM17-001-043.00 Boom, R & I
SM17-001-058.00 Four Section Boom, Recondition (w/Adjustable Hose Wheel Tensioning)
SM17-002-022.00 Boom Telescope Cylinder, Recondition
SM17-002-034.00 Boom Telescope Cylinder, Troubleshooting
SM17-002-035.00 Boom Telescope Counterbalance Valve, R & I
SM17-003-010.00 Boom Hoist Cylinders, R & I
SM17-003-013.00 Boom Hoist Cylinder, Recondition
SM17-003-014.00 Boom Hoist Counterbalance Valve, R & I
SM17-003-015.00 Boom Hoist Counterbalance Valve, Recondition
SM17-009-004.00 Five Sheave Head Machinery, Recondition
AREA 18 SPECIAL ATTACHMENTS
SM18-000-001.00 Capscrew Torques
SM18-000-002.00 Bearing, Gear, Shaft, & Housing Inspection
SM18-000-003.00 Crane System Schematics
SM18-007-003.00 Reeling Drum, R & I
SM18-007-004.00 Reeling Drum, Recondition
SM18-018-001.00 Air Conditioning Service Precautions
SM18-018-002.00 Air Conditioning Hydraulic Drive Motor, R & I (Upper)
SM18-018-003.00 Air Conditioning Hydraulic Drive Motor, Recondition (Upper)
SM18-018-004.00 Air Conditioning Compressor, Recondition
SM18-018-006.00 Air Conditioning Compressor, R & I (Upper)
SM18-018-008.00 Air Conditioning Compressor, R & I (Carrier)

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