In the carriage yards at Southern Cross Station a shunters float is provided to assist with the washing of carriage sets.

Y129 and shunters float VZLA78 push a H set out of the carriage wash at Dudley Street

The wagon was built in 1927 as an ‘E’ open wagon.

Car wash float wagon VZLA78

In 1977 the wagon was taken off register, converted to carry wheelsets, and recoded as HR 116.

Car wash float wagon VZLA78

It was then recorded VZLA 78 in 1985 for use as a shunters float at the carriage maintenance depot at Spencer Street.

Y129 shunts a H set out of the carriage wash at Dudley Street

In 2007 the wagon was modified to operate the power operated doors of the ‘H’ type carriage sets.

Y129 and shunters float VZLA78 push a H set out of the carriage wash at Dudley Street

The wagon has a jumper cable at each end of the wagon. The cable is of same type as a locomotive MU cable, which is also used on the H cars for door control between sets.

Electrical connections on shunters float VZLA78

Electrical connection between shunters float VZLA78 and the carriage set

Additional ‘Anderson’ connectors carry the 74 volts ‘auxiliary’ power from the from the Y class locomotive to the control box on the shunters float.

Electrical connection between locomotive Y129 and shunters float VZLA78

The control box has a switch labelled ‘power on / off’ as well as push buttons ‘door close’ and ‘door open’.

Carriage power door controls on shunters float VZLA78

With shunters using the control box to close the carriage doors before shunting the consist through the train wash.

Shunter closes the H set power doors via the controls onboard wagon VZLA78

References