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General| Brand | ZF |
|---|---|
| Model | GK20 |
| Category | Microphone system |
| Language | English |
This documentation is for skilled servicemen trained by ZF for Repair and Maintenance on ZF-Units.
Details the various components and optional accessories of the GK Transmission.
Information on how to identify the transmission type and model using the identification plate.
Provides general guidance and torque limits for screws according to ZF Standard 148.
Describes the standard condition of the transmission upon delivery, including coatings and preservation.
Offers recommendations for storing GK-transmissions to ensure corrosion protection and maintain condition.
Outlines safe practices for lifting and transporting the transmission unit, avoiding shocks.
Details the procedure for safely removing corrosion protection using suitable cleaners.
Instructions on using assembly paste as lubricant for the splined shaft-hub connection.
Steps for applying grease and correctly attaching the electric motor to the transmission.
Procedure for mounting the gear ring and pivoted bogie bearing for GK 20, 25, and 30 models.
Details the process of mounting the pivoted bogie bearing with a holding ring for GK 40.
Step-by-step guide for attaching the transmission top section to the housing for GK 40.
Instructions for mounting the gear ring onto the transmission top section for the GK 40 model.
Provides guidance on how to demount the pivoted connection, typically in reverse of mounting.
Specifies intervals and procedures for checking the fixing bolts of the pivoted connection.
Outlines relubrication intervals based on operating conditions, environmental factors, and mounting type.
Information regarding components of the pivoted connection and roller chain steering system.
Presents the formula for calculating the required steering torque for the drive system.
Provides the formula used to calculate the tractive force exerted by the chain.
Specifies the approved oil classifications and specifications for GK 20, 25, and 30 transmissions.
Lists the approved oil classifications and specifications for the GK 40 transmission.
A table showing the approximate transmission oil quantities required for GK 20, 25, 30, and 40.
Detailed instructions for performing the first oil change on GK 20, 25, and 30 transmissions.
Procedure for filling transmission oil into GK 40 transmissions using the first method.
Procedure for filling transmission oil into GK 40 transmissions using the second method.
Provides a schedule for maintenance intervals based on operating hours and calendar time.
Lists specific maintenance tasks to be performed at different intervals, including bolt retightening.
Details visual inspection points for the transmission, drive wheel, and motor condition.
Adjustments to maintenance intervals for specific conditions like stored or heavily used transmissions.
