Installation and servicing manual
Shell & Tube Cooler
9
Parker Hannifin Corporation
Hydraulics Group
Catalogue HY10-6014-UM/CN
Maintenance Procedures
When reassembling the shell and tube cooler bundle into the
shell and tube cooler body, ensure to center the bundle in the
shell and tube body in order to avoid O-Ring damage when
assembling. Orientate the first baffle facing upwards (see
picture below) in order to guarantee product performance.
Follow star order tightening method (described from 1 to 8
in the picture below) when tightening the covers in order to
prevent any damage to the gasket.
Respect standards torques listed in Annex of the shell and tube
manual when tightening the bolts into the cooler.
After reassembly and prior to commissioning to the system,
pressure test the shell and tube cooler on the oil side and
water side independently at test pressure mentioned on the
product nameplate, in order to guarantee shell and tube cooler
proofness and leakage free.
Parker OLAER will not be held responsible for any damage to
the shell and tube cooler or hydraulic system caused by wrong
shell and tube cooler assembly and/or shell and tube cooler not
pressure tested prior commissioning to the hydraulic system.
Remove Gasket
Remove O-Ring
6.2 Replacing Casting Cover
6.2.1 WHEN TO REPLACE
The casting cover may be required to be replaced when oil or
cooling water leaks due to breakage of the cover.
6.2.2 HOW TO REPLACE
The steps are the same as the onces in O-ring or Gasket
Replacing. Refer to 5.1 REPLACING O-Ring or Gasket. Step 1
to 4 then change casting cover & repeat the step.
6.3 Cleaning of Copper Pipe
6.3.1 WHEN TO CLEAN
When the interior of copper tube is blocked due to any
foreign substance, the heat exchange rate drops. Clean every
6 months if used on application using non corrosive fluid
and equipped with filtration system. For coolant from other
origins, clean the shell and tube copper pipe every 4 months.
6.3.2 HOW TO CLEAN
Step 1 to 8 plus remove tube bundle.
9.
When the interior of COPPER tube is blocked due to any
foreign substance, clean interrior of COPPER tube.
10.
Ensure that you use a non-corrosive limestone diluents
as detergent when cleaning. Use the detergent in
accordance with the instructions provided by the
detergent manufacturer.
