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See the table bloew for recommended oil exchange intervals:
Ambient temperature
Element outlet
temperature
Exchange interval
Maximum time interval
up to 35°C (95°F)
up to 100°C (212°F)
6000
2years
from 35°C (95°F) up to
40°C (104°F) (see note)
from 100°C (212°F) up to
105°C (221°F)
4000
2years
from 40°C (104°F) up to
45°C (113°F) (see note)
from 105°C (221°F) up to
110°C (230°F)
2000
2years
Note: the presence of dust and/or high humidity may require a shorter exchange interval. Consult
Atlas Copco.
Roto Synthetic Fluid XTEND DUTY
Atlas Copco's Roto Synthetic Fluid XTEND DUTY is a high quality
synthetic 8000 hours
lubricant
for oil injected screw compressors which keeps the compressor in excellent condition.
Because of its excellent oxidation stability, Roto Synthetic Fluid XTEND DUTY can be used for
compressors operating at ambient temperatures between 0 ˚C (32 ˚F) and 46 ˚C (115 ˚F).
See the table below for oil exchange intervals:
Ambient temperature
Element outlet
temperature
Exchange interval
Maximum time interval
up to 35°C (95°F)
up to 100°C (212°F)
8000
2 years
from 35°C (95°F) up to
40°C (104°F) (see note)
from 100°C (212°F) up to
105°C (221°F)
6000
2 years
above 40°C (104°F)
above 105°C (221°F)
5000
2 years
Note: the presence of dust and/or high humidity may require a shorter exchange interval. Consult
Atlas Copco.
* Whichever comes first.
7.3
Drive motor
General
Keep the outside of the electric motor clean for efficient cooling. If necessary, remove dust with a
brush and/or compressed air jet.
Bearing maintenance
The bearing at the drive end side is lubricated by the oil system and requires no periodic
maintenance.
The non drive end side bearing of motors without grease nipples requires no periodic
maintenance.
Motors with a grease nipple at the non drive end side must follow the maintenance interval as
mentioned on the motor data plate.
Instruction book
API480496
97
Summary of Contents for GA 37 VSD
Page 1: ...INSTRUCTION BOOK API480496 GA 37 VSD ...
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Page 14: ...Front view GA 37 VSD up to GA 45 VSD Workplace Full Feature Instruction book 12 API480496 ...
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