Hitachi EC119SA Instruction Manual - Page 10

English 1. Cleaning the intake filter Remove the intake filter (Refer to Fig. 1) every 50 hours or SERVICE AND REPAIRS once a week and clean the inside of the intake filter and the filter element with compressed air (Fig. 9). Use a phillips All quality compressors will eventually require servicing or screwdriver to disassemble intake filter. replacement of parts because of wear from normal use. To assure that only authorized replacement parts will be used, all service and repairs must be performed by a HITACHI WARNING: Never clean filter element with a flammable AUTHORIZED SERVICE CENTER, only. liquid or solvent. CAUTION: Do not operate without the intake filter. NOTE: Specifications are subject to change without any obligation on the part of the HITACHI. Filter element Intake filter Fig.9 NOTE: Replace the filter element when it becomes dirty. 2. Draining tank Drain tank daily or after 4 hours of use. Open drain cock and tilt compressor to empty accumulated water (Refer to Fig. 7). 3. Oil change-oil topping off CAUTION: Overfilling with oil will cause premature compressor failure. Do not overfill. (1) Within the first 50 hours of operation, completely replace the oil of the pumping element. Unfasten the oil drain cap on the casing cover, drain all the oil, and screw the cap back on (Refer to Fig.1 and to Fig.10). Drain cap Fig.10 Pour oil into the hole of the dipstick. To the level indicated on the dipstick (Refer to Fig.4). For oil replacement, follow the table below. OIL TYPE SAE 5W50 SYNTHETIC OIL (-20° + 120°F) For both summer and winter use SAE 10W40 MULTI-GRADED OIL (+50° +120°F) For warm weather use only (2) Check the oil level of the pumping elemt every 50 hours or once a week. (3) Change the oil every 300 working hours or every 6 months. - 10 -