Alfa level M3 - Page 22

Maintenance
Step9
Loosenandremovethelockingbolts,identifyaccordingtoon
pagetheboltcongurationpriortothisstepinstruction.
Note!
Brushthethreadsofthetighteningboltswithasteelwire
brushandthengreasebeforelooseningthem.
Step10
UsethetighteningboltstoopenthePHE.Duringtheopening
procedurekeeptheframeplateandpressureplatealwaysin
parallel.Skewingofthepressureplateduringopeningmustnot
exceed10mm(2turnsperbolt)acrossthewidthand25mm(5
turnsperbolt)vertically
Loosenthetighteningboltsevenlyinthenumberedorder,
1-2-3-4.Continuealternatelyuntilallreactionforcesoftheplate
packagehasdisappeared.Thenremovethebolts.
A
A
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1
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DocumentIDLanguageEdition
22InstructionManual-PlateHeatExchangers3490010217EN2014-11