Sunsen Air | 88 Collier Av, Umhlatuzana, Durban, 4054

Confirm system operations & cycle through thermostatMeasure supply & return air temperatureClean & level thermostat Clear flue of obstructionsVerify proper exhaustCompare voltage & amp. draw on all motors to ratingLubricate fan motor & bearings (when possible)Align blower belt (if belt driven)Adjust belts for proper tension (same as above)Remove "Squirrel" cage fan & cleanRemove pilot assembly & clean thoroughlyTest ignition or pilot safety switch for operationTest door safety switchRemove burners for heat exchanger & clean thoroughlyAdjust burners from heat exchanger & clean thoroughlyVacuum inside of heat exchanger compartmentsInspect heat exchanger for cracks, holes & leaksTest operation of high limit fan controlExamine all wiring & electrical connections; repair, cap or tape loose wiringRe-check supply & return temperature for improvement & proper operation