Valtra T174e A User Manual

3.23.2 Trailer air pressure brakes
When towing a trailer, you can increase the braking power with trailer air
pressure brakes.
The trailer air pressure brake system (optional equipment) is controlled by the
tractor brakes. The trailer brakes operate also when using the parking brake.
1
2
3
GUID-76C33FCE-4BE8-4BBB-875C-5CAF67AB27C9
1. Brake line coupling with black cover
2. Brake line coupling with yellow cover
3. Container line coupling with red cover
On a two-hose system, the trailer is connected to two couplings:
• Container line with a red cover
• Brake line coupling with a yellow cover
On one-hose systems, the trailer is connected to the brake line coupling with a
black cover.
The Duo-Matic system has only one coupling to connect.
1
GUID-A5CC4893-859B-487A-9BBE-378F21C23FA8
1. Trailer coupling Duo-Matic
WARNING: Always test the operation of the trailer brakes in safe
ground after connecting a trailer with brakes.
3. Operation
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Valtra T174e A Specifications

General

Brand	Valtra
Model	T174e A
Category	Tractor
Language	English