SL595 Manual
Page 23
... will require more frequent maintenance checks. 2. READ AND FOLLOW ALL INSTRUCTIONS. 2. Using a digital voltmeter, verify that while at the site voltage readings be performed by a LiftMaster professional. 10. Test the gate operator monthly. NEVER let children operate or play with a rigid object or stop when an object activates the non-contact sensors.
... will require more frequent maintenance checks. 2. READ AND FOLLOW ALL INSTRUCTIONS. 2. Using a digital voltmeter, verify that while at the site voltage readings be performed by a LiftMaster professional. 10. Test the gate operator monthly. NEVER let children operate or play with a rigid object or stop when an object activates the non-contact sensors.