e)
Select five of the large coals and arrange along the rear of the
fuelbed, using the ribs in the rear of the fuelbed as a guide for
placement. (See fig. 7 below)
Fig. 7
f)
Select the remaining four large coals and position to fill the gaps at
each end of the third row of coals, as shown. below in Fig. 8
Fig. 8
11