Small Shovel Telescopic Handle Loader Maintenance items every 250h. Small Shovel Telescopic Handle Loader Check the oil level in the final drive box (add gear oil); Check the battery electrolyte; Small Shovel Telescopic Handle Loader Replace the oil in the engine oil pan and replace the engine filter element; Small Shovel Telescopic Handle Loader Lubricate slewing ring (2 places); Small Shovel Telescopic Handle Loader Check the tension of the fan belt and the air conditioning compressor belt and make adjustments.