Operate the gate gates and gently push the ends of both gates whilst they are in movement. Check for excessive play in gate hinges and the motor heads. Check foundation boxes for damage
Remove motor link arms
Remove all motors from the underground foundation boxes and clean out boxes
Inspect motor cable for damage, joint for being correctly sealed and earth cable
Inspect for functional drainage
Grease box mounting studs with copper grease and bolt motors back down
Grease link arms
Manually release gates
Where safely possible take gates off hinges and motors and grease all metal to metal contact points, including between the two parts of the bottom hinges. If this is not possible grease the gates using the grease nipples on the hinge.
WD40 manual release locks
Replace gates and link arms
Lock gates back onto manual locks.
Pull the motor terminal block from the control panel and using a multimeter check the resistance between Terminal W and U,V,X,Y all resistances should be between 30 to 40 ohms.
Leave the site tidy and ensure all lids are secured shut.