Plumbers,
Heating Engineers, Gas Installers (Boilers). When
called to a breakdown will you fault find in a modular fashion,
consider the differential diagnosis of the possible causes
of the fault and set about the remedy/repair in a stepwise
fashion or just best guess it, plan for the worst and hope
for the best? No, you will do the former and this easy to
follow (and technical) manual will assist you to be professional
and make it look easy. Keep it in the van. You will need and
use it on site. Remember to read the safety section. |
|
|
