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BRADEN CH175A - User Manual

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BRADEN
2ND GENERATION
“CH” SERIES
PLANETARY HOISTS
INSTALLATION, MAINTENANCE AND SERVICE MANUAL
CH150A
CH175A
CH185A
CH230A
C2H150A
C2H175A
C2H185A
C2H230A
PB-154
8/99
Printed in U.S.A.
PACR
WINCH DIVISION
P.O. BOX 547 BROKEN ARROW, OK U.S.A. 7401
3
PHONE (918) 251-8511 FAX (918) 259-1575
www.paccarwinch.com
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Summary

General Safety Recommendations

Safety Warning and Caution Symbols

Defines the meaning of WARNING and CAUTION emblems used in the manual.

Installation General Requirements

Mounting the Hoist

Details requirements for mounting the hoist horizontally and securely.

Wire Rope Installation

Provides instructions and warnings for installing wire rope securely.

Preventive Maintenance

Oil Level and Oil Change

Covers checking and changing the gear oil level and frequency.

Preventive Maintenance Details

Warm-up Procedures

Recommends a warm-up procedure for the winch, especially in cold temperatures.

Recommended Planetary Gear Oil

Explains the importance of using the correct gear oil and provides recommendations.

Trouble Shooting

Winch Fails to Lower Load Smoothly

Addresses issues with the pilot orifice, brake cylinder, or brake discs.

Troubleshooting Load Holding and Hoisting

Brake Fails to Hold Load

Covers issues like high back pressure, worn brake discs, or slipping brake clutch.

Winch Not Hoisting Rated Load

Explains causes like improper mounting, binding, or low relief valve pressure.

Troubleshooting Winch Operation

Winch Runs Hot

Covers causes like high hydraulic temperatures, plugged heat exchanger, or worn parts.

Hoist Disassembly Procedure

Hoist Disassembly - Brake Components

Removing Brake Clutch and Primary Sun Gear

Instructions for removing the brake clutch and primary sun gear.

Hoist Disassembly - Drum and Gear Assemblies

Removing Planet Carrier Assemblies and Gears

Instructions for removing planet carrier assemblies and gears.

Brake Cylinder Service

Compressing Backup Plate and Removing Retaining Ring

Steps for compressing the backup plate to remove the retaining ring.

Inspecting Brake Cylinder and Seals

Details on inspecting the brake cylinder for damage and O-ring grooves.

Exploded View and Parts Key

Brake Cylinder Assembly

Installing O-rings and Backup Rings

Steps for lubricating and installing O-rings and backup rings on the piston.

Brake Cylinder Assembly Pressure Check

Compressing Springs and Installing Retaining Ring

Steps for compressing springs and installing the retaining ring.

Pressure Checking the Brake Cylinder

Procedure for pressure testing the assembled brake cylinder.

Output Planet Carrier Service

Disassembling Planet Gear Shafts and Bearings

Steps to drive out spiral pins and remove planet gears and bearings.

Inspecting Bearings and Gears

Guidelines for inspecting bearings, cages, and gears for wear or damage.

Output Planet Carrier Assembly

Installing Bearings, Thrust Washers, and Shafts

Steps for installing bearings, thrust washers, and shafts into the carrier.

Clean and Inspect Components

Brake Clutch Service - Disassembly

Removing Snap Ring and Bushing Retainer

Steps for removing the snap ring and sprag bushing retainer.

Brake Clutch Service - Assembly

Hoist Assembly

Reversing Drum Rotation Direction

Brake Valve Service

Brake Valve Service - Disassembly

Brake Valve Service - Clean, Inspect, and Assemble

Cleaning and Inspecting Brake Valve Parts

Procedures for cleaning and inspecting spool, piston, and valve housing.

BRADEN CH175A Specifications

General IconGeneral
BrandBRADEN
ModelCH175A
CategoryWinches
LanguageEnglish

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