The former Accrington boss was full of praise for Plymouth Argyle.
Craig Curran and Ray Putterill both missing to the trip to the south west.
Dale need to improve home form.
A crowning return? John Coleman aims to maintain Rochdale’s unbeaten run with victory over former club
Coleman managed Accrington Stanley for 13 years.
Rochdale snatched a 2-1 win over Gillingham on Saturday.
Rochdale collapsed to 2-2 draw at home.
Rochdale in League Two bottom four after conceding 15 goals in four games.