AMFLOW
®
A2 ACM Installation, Operation & Service Manual
TROUBLESHOOTING
Copyright
©
2015 A & H Enterprises, Inc. All rights reserved
US & INTERNATIONAL PATENTS PENDING
00000222-0904-000 * Rev. C, 09/15
Page 32 of 35
SECTION 11: TROUBLESHOOTING
11.01 No Power
Issue: Actuator not responding.
Cause: Blown fuse.
Correction: Check and replace fuse.
11.02 Torque Slippage
Issue: Valve not operating.
Cause: Incorrect torque setting.
Correction #1: Check that there is between 6.7 and 9 newton meters (60-80 in lbs.) rolling torque without
PULLEY BELT slipping.
11.03 Unable to Obtain Newton Meter Reading
Issue: Unable to get between 6.7 and 9 newton meters (60-80 in lbs.) when adjusting torque.
Cause: Worn BELLEVILLE SPRINGS.
Correction: Replace BELLEVILLE SPRINGS.
11.04 Broken Drive Pin
Issue: Clutch Assembly not turning properly.
Cause: Broken DRIVE PIN.
Correction: Contact manufacturer.
11.05 Inaccurate Turn Count - Valve
Issue: Improper valve turn count.
Cause: Error in valve turn count.
Cause: Valve not fully opening or closing due to spinning valve.
Correction #1: Tighten SET SCREW to secure valve.
11.06 Clutch Assembly Slippage
Issue: Unable to obtain proper torque.
Cause #1: Improper torque setting.
Cause #2: Worn BELLEVILLE SPRINGS.
Correction #1: Adjust torque settings.
Correction #2: Replace BELLEVUE SPRINGS.
11.07 Valve Not Fully Engaged in Clutch Assembly
Issue: Valve not fully engaged into CLUTCH DRIVE SHAFT ASSEMBLY.
Cause: Loosen SET SCREW .
Correction: Check valve and actuator are assembled correctly.
11.08 Handle Torque Adjustment
Issue:
Actuator not operating in “Automatic Mode”.
Cause: Loosen LOCK NUT.
Correction: Loosen LOCK NUT on front of SHAFT ASSEMBLY.
Adjust BEARING NUT to desired torque.
Re-tighten LOCK NUT.
END OF SECTION
NOTE
Large adjustments to handle torque can affect actuator rolling torque.
