Purpose
Background
Membership
Constitution
Structure
  CTLT
CTLM
CTCM
GAS
CTAF

 
 
     
 

Transmission Lubricants Technical Committee

Test methods (CEC )

  CEC L-18-A-80 IMeasuring apparent viscosity at low temperature using Brookfield
viscometer (liquid bath method) – method no longer supported
  CEC L-37-T-85 Viscosity Shear Stability Of Transmission Lubricants (FZG Rig) – method no
longer supported
  CEC L-07-A-95 Load Carrying Capacity Test For Transmission Lubricants (FZG Test Rig)
  CEC L-11-A-98 The Coefficient Of Friction Of Automatic Transmission Fluids (DKA
Friction Machine)
  CEC L-45-A-99 Viscosity Shear Stability Of Transmission Lubricants (Taper Roller
Bearing Rig)
  CEC L-48-A-00 Oxidation Stability of Lubricating Oils used in Automotive Transmissions
by Artificial Ageing (Laboratory test)
  CEC L-54-T-96 Fuel Economy Effects of Engine Lubricants (MB M 111 E20)
  CEC L-66-T-99 Evaluation of the synchromesh endurance life using the FZG SSP 180
synchromesh test rig
  CEC L-84-02 FZG Scuffing Load Carrying Capacity Test for High EP Oils

Codes of practice

  M 03 T 74 Endurance à grande vitesse d’huiles pour pont hypoïdes de véhicules légers.
  M 04 T 74 Essais à grande vitesse et avec chocs d’huiles pour ponts hypoïdes de véhicules légers.
  M 06 T 79 Performance des lubrifiants sur les organes de synchronisation de boites de vitesses manuelles.

GFC Transmission Test Methods

  GFC T001 79 Special Balls for the 4 Ball Lubricant Tester
  GFC T024 T92 Lubricating grease resistance to False Brinelling
  GFC T032 T98 Assessing stabilised operating temperature of manual gearbox lubricants
using the FZG rig

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