Toro Groundsmaster 455-D Service Manual page 176

P.T.O. Clutch and Wing Clutch
1. Park machine on a level surface, engage parking
brake, lower the cutting units and turn engine OFF.
2. Disconnect electrical connector from affected clutch.
Continuity Test
Connect a continuity tester or ohmmeter to the two (2)
terminals of the electrical connector on the clutch. If
continuity is not present, replace the clutch or electro ­
magnet part of the clutch (see Chapter 7 - P.T.O System
or Chapter 8 - Cutting Unit).
Operation Check
Connect a 12 volt battery to the terminals of the electri­
cal connector on the clutch. The clutch should engage
when voltage is applied to the terminals.
NOTE: Make sure clutch air gap is adjusted to 0.011 -
0.021 inches (see Chapter 7 - P.T.O. System or
Chapter 8 - Cutting Unit).
Testing Page 5 - 28
1
Figure 30
1. P.T.O. clutch
1
Figure 31
1. Wing clutch
Groundsmaster
®
455-D