Horton Advantage® Fan Clutch
s2 m 20.03.000
- Disconnect the batteries at the negative terminals. Drain all air from the air system. If equipped with an air starter, drain the air starter reservoir.
- Check the fan for loose rivets and missing weights. Check for bent, cracked, or missing blades. Tighten loose components. Replace the fan drive if necessary.
- Check for adequate clearance between the fan and the fan shroud or other engine compartment components in both the engaged mode and the disengaged mode. If the clearance is not adequate, make the necessary adjustments.
- Check the fan belt condition and the belt alignment. Replace or correct as necessary.
- Connect the battery cables. Start the engine, and charge
the air system to 120 psi (827 kPa). Manually engage and disengage
the fan clutch.Check the fan and the fan clutch from a distance. Look for vibration, fan blade contact, fan clutch slippage, and overall fan clutch operation.
Warning: Make sure the batteries are disconnected before checking the fan clutch. If the engine starts during this procedure, the fan could engage, which could result in serious personal injury.
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