Clean the movable parts of wheel chair and tri-wheeler regularly.
Regular lubrication of axles and crossbars should be done
Clean thoroughly all leather and metal parts at regular intervals and mop them with clean cloth
At least once in a year, wheel bearing must be rechecked and greased
Whenever tyres and tubes are damaged they must be repaired/replaced immediately
Whenever any parts of Wheel chair/Tri-wheeler gets damaged/lost like bolt, nut etc. or if there are any mechanical difficulties, thorough check-up can be done at a nearby cycle repair shop