OPERATION 3.2 CONSTRUCTION OF THE SHOVEL Hydraulic Oil Cooler Legend for illust. Z 21472 (1) Cooler frame (8) Lower fan (2) Hydraulic motor for upper fan (9) Fan guard (3) Upper fan (10) Front section of lower cooler (4) Fan guard (11) Rear section of lower cooler (5) Front section of upper cooler (12) Hinged cooler carriers (6) Rear section of upper cooler (13) Locking rods for cooler carrier (7) Hydraulic motor for lower fan 47