Toro Reelmaster 3100-D Service Manual page 130

Reel Circuit Testing − Gear Pump (P1) Flow Test (continued)
Hydraulic System: Testing
13. The under load test flow reading (step 11.B.) should not drop more than 15%
when compared to no load test flow reading (step 10). A difference in flow of
more than 15%, or the inability to achieve specified pressure may indicate:
A. A restriction in the pump intake line.
B. A worn and/or slipping hydrostat belt.
C. The gear pump (P1) is worn and should be repaired or replaced.
14. Disconnect tester and reconnect hose to pump.
Page 5–54 Reelmaster ® 3100-D/3105-D
20252SL Rev A