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 First issue 10/14 

Release A10/14 

 

PGRF

 

  

 

6/9

OIL 

LEVEL 

PLUG 

OIL 

LEVEL 

PLUG

 

PROCEDURE:

 

• 

Position the unit with drain 

plug (      ) placed down.

• 

Drain the oil

: unscre

w the drain plug (       ) and, to ensure that all the oil has been 

removed, also unscrew the level plugs. 

After oil draining:

• 

replace all plugs and relatives washers or o-ring,

•  refit all plugs and relatives washer on place in their seats.

In order to avoid sludge deposits, change the oil while the gear unit is still warm.

EXAMPLE OF 

PLUGS

LAY OUT

EXAMPLE OF 

PLUGS

LAY OUT

OIL 

DRAINING

OIL 

TOPPING OFF

OIL 

FILLING

OIL REPLACEMENT PROCEDURE

DRAIN

PLUG

Warning: 

if the quantity of oil 

used during topping  

off is greater than 10 % 

of the oil capacity then 

check again for leaks

   Note:

correct

 plugs 

configurations

 are 

illustrated on the speci-

fic external drawings

   Note:

correct

 plugs 

configurations

 are 

illustrated on the speci-

fic external drawings

Warning:

 

Do not mix synthetic 

lubricants with mineral 

lubricants

 

FILLING 

PLUG

Maintenance operations must be carried out by qualified, trained and authorised personnel

Turn 90° counter-clockwise 

PROCEDURE:

•  Remove filling (      ) and level plug (      ).  

• 

Topping up

 the unit adding oil lubricant from the upper

 hole (filling plug hole) until 

correct 

OIL LEVEL

 reached: the oil flow out from the OIL LEVEL hole.

OIL 

LEVEL 

PLUG 

OIL 

LEVEL 

PLUG

 

DRAIN

PLUG

DRAIN

PLUG

FILLING 

PLUG

FILLING 

PLUG

GROUND

GROUND

GROUND

GROUND

PROCEDURE:

 

•  Remove filling (      ) and level plug (      ). 

• 

Fill

 the unit adding oil lubricant from the upper

 hole (filling plug hole) until correct 

OIL 

LEVEL 

reached: the oil flow out from the OIL LEVEL plug hole.

•  When the oil filling procedure is finished, replace and tightening all plugs. 

•  Correct oil quantity is indicated on the specific external drawing. 

   Note:

for an effective oil 

change, the unit should 

be flushed through 

with a liquid detergent 

recommended by the 

lubricant supplier

Warning -

 

BURNS

The oil could be very hot 

and could cause burns

Содержание PGRF Series

Страница 1: ...SERVICE MANUAL Release A10 14 www comerindustries com Certified Quality System UNI EN ISO 9001 2008 PGRF series PGRF 312 ...

Страница 2: ...l injury if proper procedures are not followed GENERAL INFORMATION 3 GEARBOX UNIT IDENTIFICATION 3 RISKS AND PRECAUTIONS 3 TRANSFER AND STORAGE 3 HANDLING 3 PRODUCT DISPOSAL 3 GEARBOX UNIT 4 INTENDED USE AND LIMITATIONS 4 LUBRICANT 4 ORDINARY MAINTENANCE 5 MAINTENANCE 5 MAINTENANCE INTERVALS 5 OIL REPLACEMENT PROCEDURE 6 OIL DRAINING 6 OIL TOPPING OFF 6 OIL FILLING 6 INSTALLATION AND START UP 7 PR...

Страница 3: ...n because there is oil in the reduction gear and during maintenance some of it may leak in the working area Always handle the units with adequate lifting means RISKS AND PRECAUTIONS ADDITIONAL PRECAUTIONS Guarantee an effective prevention system by constantly monitoring cleaning and integrity of the structures Actuate a specific periodical cleaning and maintenance plan of the unit In case of accid...

Страница 4: ...tions 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 and documents annexed to the unit report technical informations dimensions and characteristics maximum number of input output speed rpm maximum functioning values torque dimensions etc LUBRICAN...

Страница 5: ...mponents with new components if necessary MAINTENANCE When maintenance operations are finished restore all safety conditions of functioning Note Instruction for extraordinary maintenance are NOT described in this manual Note described maintenance intervals could be different with different machine duty cycle MAINTENANCE INTERVALS Inspection and Operations Intervals Oil leakage before functioning B...

Страница 6: ...e speci fic external drawings Warning Do not mix synthetic lubricants with mineral lubricants FILLING PLUG Maintenance operations must be carried out by qualified trained and authorised personnel Turn 90 counter clockwise PROCEDURE Remove filling and level plug Topping up the unit adding oil lubricant from the upper hole filling plug hole until correct OIL LEVEL reached the oil flow out from the O...

Страница 7: ...overhaul of the gearbox unit Before installation check and verify motor type and connection that unit components are not damaged and that the centering parts are not rusty unit installation diagram oil level lubricant and type of lubricant correct plug installation and efficiency that the reduction gear screws and plugs have been tightened with correct values that there are no hazardous atmosphere...

Страница 8: ...1 Verify installation and screws tightening 2 Contact Comer Industries The unit fail to run 1 Incorrect motor installation 2 Internal problem 1 Verify motor installation and connection 2 Contact Comer Industries Wrong rotation unit direction Uncorrect motor connection Verify unit installation and connec tion The unit does not rotate 1 Incorrect motor installation 2 Internal problem 1 Verify motor ...

Страница 9: ...First issue 10 14 Release A10 14 PGRF 9 9 TORQUE WRENCH SETTING N x m Screw on steel or cast iron ...

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