C ONTROLS AND DISPLAYSC HAPTER 5THP 94/42 R 4 XXTTHP 125/42 R 4 XXTTHP 140 H/42 R 4 XXT GB-07.2005 5-15. Controls and displays5.1 Controls and displays for the truck-mounted concrete pump1 Outrigger control block, left2 Changeover to transfer shift gearbox3 Water tank, drain cock4 Outrigger control block, right5 Boom control block6 Control elements on the control cabinet7 Control panel desk8 Control panel agitator / water pump9 Surplus concrete discharge opening10 Manometer agitator / water pump11 Manometer concrete pump12 Radio remote control13 Cable remote control2Vehicle left hand sideVehicle right hand side12 13891011 7 6 5 3 41 32Fig. 5.1 Controls and displays for the truck-mounted concrete pump