Clark OP15 & SM566 Lift Trucks Service Manual

Clark OP15 and SM566 Service Manual Preview

• Covers 1987 and newer Clark OP15 and SM566 lift trucks, documenting maintenance, repair, and overhaul procedures for battery, control handle, steer pump, drive unit, and hydraulic systems
• Official Clark Equipment Company publication, SM529, dated 1987
• Accessible from your device as soon as the order is placed
• OCR text layer lets you jump to a torque spec by keyword
• Laid out for standard letter and A4 printing
• This 1987 original edition serves as the foundational technical documentation for the Clark OP15 and SM566 series order selector lift trucks.

Component and System Documentation

The Clark OP15 and SM566 service manual contains detailed chapters arranged by component groups, including comprehensive breakdown of the SCR control panel, drive unit assembly, steering mechanism, and hydraulic system components. The documentation walks through procedures for battery cleaning, motor insulation testing using a 500-volt megger, drive motor maintenance, and torque generator service. Each group contains its own section on removal, inspection, disassembly, and reassembly, providing the necessary specifications for technicians. The text focuses on maintaining performance through planned maintenance, covering lubrication charts, hydraulic system cleanliness, and brake adjustment procedures for the hydraulically released, mechanically applied brake system.

Technical Specifications and Maintenance Data

Key specifications provided in the manual include drive motor insulation standards, hydraulic system pressure thresholds, and torque requirements for critical fasteners such as drive unit mounting bolts and wheel lug nuts. The documentation lists specific electrical resistance values for contactor coils, potentiometer settings for the SCR card, and clearance standards for upright rollers and lift chains. A full section on drive gear shimming provides measurements for total indicated runout (TIR) and end-play adjustments. The Clark OP15 and SM566 service manual is an essential reference for authorized personnel performing maintenance on the hydraulic lift and steer pump components, including the 14:1 ratio drive unit specifications and torque generator rebuilding. Note: This page is a contents overview for the manual. It does not provide repair or diagnostic instructions. An official Clark Equipment Company OEM service publication covering the 1987 and newer Clark OP15 and SM566, documenting engine, chassis, electrical, and hydraulic specifications for the platform lift truck build.