P00197@x4-7700low
Check Clutch
refrigeration
Description
Return Air Temperature minus Supply Air Temperature is outside the normal range; alarm only.
Activation Conditions
Return Air Temperature - Supply Air Temperature is outside the normal range.
Unit Behavior
Alarm Only
Reset Conditions
Auto reset if Pretrip is started again, or alarm may be manually reset using the display mounted keys or by turning the unit off, then back on again.
Corrective Actions
Check Clutch: Check fan clutch. Check upper and lower fan belt tension and condition. Verify no glazing, cracking or slipping. Refer to Section 8.6. Replace if required.