OPERATION 3.2 CONSTRUCTION OF THE SHOVEL Legend for illustration Z22876 REMARK The upper part of the illustration shows the rear power unit, viewed from counterweight side. The lower part, view "A" shows the pump compartment of the Rear power unit (Rr), engine number 1, and the pump compart- ment of the Front power unit (Fr), engine number 2. (1) Expansion tank for radiator (2) Coolant radiator (3) Hydraulic motor for radiator fan drive (4) Engine mounts (5) Diesel engine, refer to the separate Operation and Maintenance Manual, filed in volume 2 binder, for all operation and maintenance instructions.
(6) Fuel filters (7) Eliminator engine oil filtration system, refer to the separate Service Bulletin "Eliminator Filter" filed in volume 2 binder for all operation and maintenance instructions.
(8) Cover for flexible coupling (9) PTO, pump distributor gear (Rr) Rear PTO (Fr) Front PTO (10) Main hydraulic pumps (I - VI) (11) Suction oil reservoir (12) Control and filter panel (Rr) Rear Control and filter panel (Fr) Front Control and filter panel (13) Exhaust muffler (14) Engine air cleaner (15) Hydraulic pump for hydraulic oil cooler fan drive (16) Hydraulic pump for radiator fan drive of engine 1 (17) Circulating pump for hydraulic oil cooling circuit (18) Pump for PTO gear 1 lubrication (19) Pump for pilot pressure circuit (20) Hydraulic pump for radiator fan drive of engine 2 (21) Hydraulic pump for hydraulic oil cooler fan drive (22) Circulating pump for hydraulic oil cooling circuit (23) Pump for pilot pressure circuit (24) Pump for PTO gear 2 lubrication 45