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The Class 320 started another C4 overhaul at Springburn from October 2014

Refurbishment included

Bogie Change
Buckeye Change
Other underframe work

Unit Number	Arrived Glasgow Works	Departed Glasgow Works
320318	03/10/14	10/10/14
320301	12/12/14	19/12/14
320307	09/01/15	16/01/15
320311	06/02/15	13/02/15
320319	06/03/15	13/03/15
320320?	15/05/15	22/05/15
320314	12/06/15	23/06/15
320305	10/07/15	17/07/15
320322	Expected 07/08/15	Estimated 14/08/15
3203**	**/**/**	**/**/**
3203**	**/**/**	**/**/**
3203**	**/**/**	**/**/**
3203**	**/**/**	**/**/**
3203**	**/**/**	**/**/**
3203**	**/**/**	**/**/**
3203**	**/**/**	**/**/**
3203**	**/**/**	**/**/**
3203**	**/**/**	**/**/**
3203**	**/**/**	**/**/**
3203**	**/**/**	**/**/**
3203**	**/**/**	**/**/**
3203**	**/**/**	**/**/**

Still to be done

320302
320303
320304
320306
320308
320309
320310
320312
320313
320315
320316
320317
320321


The Class 320 received a C4 overhaul at Springburn from October 2008 until October 2010.

Refurbishment included

Bogie Change
Buckeye Change
Other underframe work

Unit Number	Arrived Glasgow Works	Departed Glasgow Works
320318	10/10/08	17/10/08
320311	13/02/09	24/03/09
320301	27/03/09	06/03/09
320307	13/03/09	20/03/09
320314	10/04/09	17/04/09
320320	08/05/09	15/05/09
320322	05/06/09	12/06/09
320308	19/06/09	26/06/09
320319	31/07/09	07/08/09
320312	14/08/09	21/08/09
320305	28/08/09	04/09/09
320317	09/10/09	16/10/09
320310	06/11/09	13/11/09
320309	13/01/10	21/01/10 (dumped at Eastfield 21/01/10 - 23/01/10)
320306	26/03/10	02/04/10
320315	23/04/10	30/04/10
320302	09/07/10	16/07/10
320313	30/07/10	06/08/10
320303	26/08/10	03/09/10
320321	10/09/10	17/09/10
320304	08/10/10	15/10/10
320316	22/10/10	29/10/10