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Check Points For Preventive maintenance injection mould machine

Author:Haifly Machinery Date:2009-12-31 21:34:33
                   HAIFLF YEARLY                   ANNUALLY
Remove & clean filter 1 Check all safety features provided in the machine 1 Check all the bar nuts.
Check `O' ring of filter 2 Check the machine for their correct functioning. 2 Remove oil from the Main Tank & Prefill Tank. Clean both the tanks & Refill Oil.
Check Water cooling system for leakage 3 Check the main relieve valve & Injection Valve  3 Open the electric motor, grease it & reset it.
Check loose connections & tighten them, if any. 4 Check Bolts fixed under head stock mould plate. 4 Calibrate the pressure gauges, Temp.Controller, Thermocouple, Ammeter, Voltmeter, Timers.
Check the passage of injection unit. Lubricate & clean it. 5 (a) (b) (c) (d)  Check heater circuit           Contamination Dirt.                             Loss in oil level.                                    Clean oil cooler and change it. 5 Check the main switches of the machine & cable also.
Check for oil leakage & rectify it. 6 Check each zone individually    
All oil tank covers should be fixed. 7 Check tightness of the cover of the solenoid.    
Check the gasket, if damaged then change it. 8 Check the function of limit switches    
  9 Check hydraulic level    
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