Paccar CARCO 50B Manual

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Service manual (61 pages)

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CARCO

OPERATION &

PREVENTIVE MAINTENANCE

MANUAL

WINCH MODELS 50B & 70A

WITH ELECTRONIC

CONTROLS

LIT2089 REV 2

10/2008

Printed in U.S.A.

PACR

WINCH DIVISION

P.O. BOX 547 BROKEN ARROW, OK U.S.A. 74013

PHONE (918) 251-8511 FAX (918) 259-1575

www.paccarwinch.com

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Summary of Contents for Paccar CARCO 50B

Page 1 WINCH MODELS 50B & 70A WITH ELECTRONIC CONTROLS PACR WINCH DIVISION P.O. BOX 547 BROKEN ARROW, OK U.S.A. 74013 LIT2089 REV 2 PHONE (918) 251-8511 FAX (918) 259-1575 10/2008 Copyright 2008 PACCAR Winch Division www.paccarwinch.com Printed in U.S.A. All rights reserved.
Page 3: Table Of Contents
FOREWORD Please read and understand this entire manual Also, some components may have been removed for BEFORE operating or servicing your CARCO winch. illustrative purposes. Retain this manual for future reference. Continuing product improvement may cause changes in This manual contains instructions for the operation of your winch which may not be included in this manual.
Page 4: General Safety Recommendations
17. The maximum rated bare drum line pull of the unless instructed to do so in the Service Manual. CARCO 50B is 69,200 LB (307.8 kN)* and 89,800 lb (399.4 kN)** for the CARCO 70A. Do not oper- Before starting tractor, be certain all controls move ate the winch under loads that exceed the maxi- freely and are placed in the "Brake-On"...
Page 5: Model Description
MODEL DESCRIPTION The CARCO Power Shift Winch is a single drum unit meet specific application requirements. Options avail- that mounts to the rear of a crawler tractor. It is driven able for the 50B & 70A series winches include: by engine power through the tractor PTO (Power Take- •...
Page 6: Winch Operation
WINCH OPERATION HYDRAULIC SYSTEM GEAR TRAIN The winch bevel pinion, bevel gears, hydraulic pump The winch contains an independent, internal hydraulic and clutch friction discs are rotating whenever the trac- system. The winch case serves as a reservoir and tor PTO shaft is rotating. Application of a clutch, Reel- stores filtered oil for the internally mounted hydraulic In or Reel-Out, and the simultaneous release of the pump.
Page 7: Control Operation
CONTROL OPERATION Two actions are required to initiate any winch operation. First, the button on top of the control lever MUST be depressed. Next, move the lever into one of four direc- tions to select a winch function. Movement of the lever without first depressing the button will NOT result in winch function and is intentional to prevent inadvertent winch function.
Page 8 FREE SPOOL CONTROL OPERATION Brake-Off. Depress the button and move the lever toward the opera- tor, hydraulically releasing the winch brake. Partial brake release may be achieved by slowly moving the control lever in the Brake-Off direction. The amount of brake release is proportional to the distance the lever is moved.
Page 9: Freespool Adjustment
FREESPOOL ADJUSTMENT CAUTION WARNING Freespool is ONLY to be used when the tractor is stopped for pulling wire rope off the cable drum by hand. DO NOT use Freespool when the tractor is in motion, to release a load or to move away from a load that is attached to the wire rope.
Page 10: Preventive Maintenance & Specifications
PREVENTIVE MAINTENANCE & SPECIFICATIONS A regular program of preventive maintenance for your CARCO winch will minimize the need for emergency FILL servicing and promote long product life and trouble-free PLUG service. The service intervals suggested in this manual will opti- mize component service life.
Page 11 Install the magnetic rods onto the strainer and secure stuck in the bypass position, or an accidentally ground- with the metal band. Lubricate the O-ring and install the ed sending unit wire. strainer, seal rings, spring and cover back into the winch.
Page 12: Recommended Oil
Your lubricant supplier should assure you that his product meets this specification. If there is still any doubt as to the suitability of a lubricant, contact the PACCAR Winch Service Department, providing a detailed copy of the product specifications.
Page 13 SPECIFICATIONS: Unit Weight w/o oil, cable or specific tractor adapters ..... .Approximately 1960 lb. (885 kg) Gear Ratios 3 - Shaft Gear Train Bevel Gear Ratio .
Page 14: Metric Conversion Chart
METRIC CONVERSION TABLE English to Metric Metric to English LINEAR inches (in.) X 25.4 = millimeters (mm) millimeters (mm) X 0.3937 = inches (in.) feet (ft.) X 0.3048 = meters (m) meters (m) X 3.281 = feet (ft.) miles (mi.) X 1.6093 = kilometers (km) kilometers (km)

This manual is also suitable for:

Carco 70a