Comer PGRF Series, Service Manual

Page: 4 / 9

First issue 10/14 Release A10/14
PGRF 4/9
INTENDED USE
AND
LIMITATIONS
GEARBOX UNIT Most materials of these gearboxes are made of high quality steel and cast iron that have
to comply with the increasingly strict requirements on workability, resistance to distortion,
to fatigue failures and to wear, safety and durability.
All technical information are described in the documents referred to the specific unit code.
Brake unit:
the unit could be equipped with hydraulics negative brakes with oil-bath disks, expressly
designed for static or parking braking.
Correct braking values are described on the specific external drawing.
WARNING: It is strictly forbidden to use it as a dynamic brake.
Hydraulic motor:
to select the hydraulic motor take into consideration the maximum performance of the
reduction gear.
GENERAL INFORMATION
This gearbox unit must be :
• used only for industrial application;
• used with correct type and quantities of lubricants;
• handled, assembled, installed, used and maintained in compliance with this manual;
• handled, assembled, installed, used and maintained only by authorized workers/operator.
It is forbidden :
• to use the gearbox unit in a way that does not conform to the technical specifications
and the intended use described in this manual;
• to install and use this gearbox unit in environments with explosion risks;
• to use the gearbox unit with safety devices removed or disabled.
External drawing an d documents annexed to the unit, report:
• technical informations;
• dimensions and characteristics;
• maximum number of input/output speed (rpm);
• maximum functioning values (torque, dimensions, etc...).
LUBRICANT
Oil type
Example
Oil name
Example
Gearboxes normally are supplied without lubricant.
Type and quantity of lubricant are indicated on the specific external drawing.
All fluids used must be compatible with all the components, elastomers and seals.
ISO VG 150 - 10°C + 30°C
ISO VG 220 + 10°C + 45°C
ISO VG 320 + 30°C + 60°C
La viscosità aumenta al diminuire della temperatura e viceversa
Oil
Type
Ambient temperature t°C (
min
/ max)
Mineral
Synthetic
PAO PG
Visco
sit
y
- 20°C + 60°C - 20°C + 60°C
PAO PG
SHELL Omala S2G Omala S4GX Omala S4 WE
EXXON MOBIL
Mobilgear XMP Mobil SHC Gear Glygoyle
KLÜBER Kluberoil GEM1 Klubersynth EG4 Klubersynth GH6
AGIP Blasia Blasia SX Blasia S
BP Energol GR ‐ XP Enersyn EPX Enersyn SG XP
CASTROL Alpha SP Aphasyn EP Alphasyn PG
CHEVRON Ultra Gear Tegra Synthetic Gear HiPerSYN
TOTAL Carter EP Carter SH Carter SY
Lubrificante per uso alimentare: contattare il servizio tecnico commerciale
Lubrificante biologico: contattare il servizio tecnico commerciale
Lubricants
Producer
Mineral
Synthetic