4. STEERING UNIT LEAKAGE TEST 4. STEERING UNIT LEAKAGE TEST · SPECIFICATION SPECIFICATION Oil temperature 45 ± 5 C (113 ± 9 F) Engine speed High idle Maximum leakage 7.5 ℓ / min (2 gpm ) GAUGE AND TOOL GAUGE AND TOOL Temperature reader Measuring container (approx. 20 ℓ ) Stop watch Cap fitting · T L P 1) Install frame locking bar to prevent machine from turning. 2) Install temperature reader. (see temperature reader installation proce- dure in this group). 3) Heat hydraulic oil to specifications. (see hydraulic oil warm up procedure at page 6-49). 4) Disconnect return hose from fitting. Install cap fitting. 5) Run engine at specifications.
Rotate steer- ing wheel against locking bar using approx- imately 1.2 kgf · m of force. Measure oil flow from return hose for 1 minute. 6) Leakage is greater than specifications, repair or replace steering unit. Safety lock bar 960A5SE17 5-20