Honeywell rth3100c wireing?

Question

I only have 4 wires....every thing i read, see diags for talk of 5-7 wires...i have 4

i changed to this honneywell, tried to wire it, i got nothing but the fan on...here we go

old wires

RH

RC (a wire jumped RH and RC together)

W

G

Honeywell as of right now

W to aux jumped to E

G to G

RC to C

RH to B

(jumped a wire from R to both C and B)

outside cend. fan wont start.

touched a wire from Y to C, B, and R this made a clicking sound outside but no fan start.

any help?

Answer 1

List the terminals on the new T-stat and I will tell you how to wire