What you need to know before changing hydraulic oil is when operating in ambient temperature recommendations of 0 to 90°F (-17 to 32°C) frequency is about 1000 hours or 12 months, whichever comes first and/or in 90°F and above (32°C and above) 500 hours or 6 months, whichever comes first.
Recommended Oils:
Citgo A/W ISO Grade 46 Amsoil AWI ISO Grade 46 (synthetic*) BP Oil International Energol® HLP-HM, ISO Grade 46 Carl Bechem GmbH Staroil HVI 46 Castrol Hyspin AWS 46 Chevron Rykon® AW, ISO 46 Exxon Humble Hydraulic H, ISO Grade 46 Mobil Mobil DTE 25, ISO Grade 46 Shell Shell Tellus, ISO Grade 46 Texaco Texaco AW Hydraulic, ISO Grade 46 *
NOTE: After changing hydraulic oil and upon starting motor, hydraulic pumps may make a screeching noise until primed. If this noise continues for more than 30 seconds, switch off motor control and contact your machine manufacturer.
