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BAC 3872C User Manual

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15
Detailed Component
Maintenance
Procedures
Fan Drive System
Optional Gear Drive System
Lubrication
• UseonlyrustandoxidationinhibitedgearoilsinaccordancewithAGMA(American
GearManufacturer’sAssociation),Standard9005-E02.
• Theambienttemperatureatthegeardriveis20°Fto120°F(-7°Cto49°C)formineral
oilsand-20°Fto150°F(-29°Cto66°C)forsyntheticlubricants.
• TheAGMAlubricantnumberis5formineraloilsand5Sforsyntheticlubricants.
• TheISOgradeis220forbothmineraloilsandsyntheticlubricants.
• Donotusegearoilscontainingextremepressure(EP)additives.
• Recommended mineral oils:
AtlanticRicheld–Duro220
ChevronOil–RandoHD220
CitiesServiceOil–CitgoPacemaker220
Conoco–HydroclearMultipurposeR&OOil220
Exxon–Teresstic220
GulfOil–Harmony220
MobilOil–DTEOilBB
Pennzoil–PennzbellTO220
PhilipsPetroleum–Magnus220
ShellOil–MorlinaSD220
SunOil–Sunvis9220
Texaco–Regal220R&O,Code1531
Total–Carter220
• Recommended synthetic lubricants:
ChevronOil–Clarity220Synthetic
Conoco–Syncon220R&OOil
MobilOil–SHC630
• Whentheambienttemperatureexceeds180°F(82°C)orthegeardriveisstartedat
anambienttemperaturelessthan20°F(-7°C),asyntheticlubricantisrecommended.
Whenmineraloilsareusedinoperationatambienttemperaturelessthan20°F(-7°C)
lubeoilheatersarerequired.Eachunithasprovisionsforaninternaloilreservoir
heater.Heatersandsyntheticoilareextracostaccessoriesandcanbeorderedwith
newunitsormaybeorderedandinstalledinexistingunits.
• Theverticalandhorizontalshaftsareequippedwithgreaselubricateddualseals.
Relubricationisnotrequired.
NOTE: List of brand names is for
identification only and are not
exclusive recommendations.
ATTENTION: Do not mix synthetic
lubricants and mineral oils.
Attempt to use only one brand of
lubricant at all times. If the brand
is changed, completely drain the
old oil before filling the gear with
new oil.
NOTE: Certain gear drive
components might be incompatible
with the various base stocks used to
make synthetic lubricants. Contact
your local BAC Representative prior
to using any synthetic lubricant not
listed.
Gear Model Gallons Liters
65 0.5 2
85 1 4
110 2 8
135 3 11
155 5.5 21
175 5.5 21
Table 3. Normal Operating Oil Capacity
NOTE: For units with the extended
lubrication line option, additional
oil beyond the capacities listed in
Table 3 will be required to fill the
oil line.

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BAC 3872C Specifications

General IconGeneral
BrandBAC
Model3872C
CategoryAir Conditioner
LanguageEnglish

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