I do have a Lennox HP16 with Lennox EC10 heat+AC unit. Wanted to rplace the thermostat with HoneywellRTH 2310. Unable to fifure out what wires should connect to the new thermostat.

Old thermostat have A, L, R, M, E, X, Vr+V, Y, F
New thermostat Honeywell RTH2310 have Rh, Rc, W, Y, G

Could anyone help me to solve this.

Thanks