814 Repair Manual — Volume I — Page 200

Put the height control lever in normal running position allow the engine to turn until the front of the vehicle rises and cut-out occurs. Wait ten seconds for the pressure to stabilize then stop the engine. Observe the drop in pressure on the dial gauge. If it exceeds 10 bars (150 psi) in 3 minutes, check again, If the result is the same, find out which component is faulty by using the following method. 1°) On vehicles ——t>] 2/ 1967.