Will your husband be giving up his job to help, it reads like you will be doing all the work sorry if I’ve miss read.
It seems to me the bank and the boiler company are on the right side and you will be going debt free into quite a large amount to pay back.
I would not rush anything and...
I have a bettison tc3 drill four mtr 175mm row spacings 16 tooth drive on12.4-24 tyres. It never came with a manual and the only one i could find is for a tc4. I am wondering if anyone has an idea how many times you are ment to turn the calibration handle and what you multiple the weight by.