Chiller Bulletins

Service Bulletin

2022-06-29DRMSB22001 REVISION 1 - Service Bulletin - HXE Models Unit Control and HMI Software Version Upgrade to Version 9
2021-10-22DRMSB21009 - Service Bulletin - HXET & HXEQ Liquid Line Main EXV Control Software Revision
2021-09-02DRMSB21007 REVISION 1 - Service Bulletin - HXE Models Unit Control and HMI Software Version Upgrade to Version 8
2021-08-06DRMSB21008 REVISION 1 - Service Bulletin - UAM Models Controller Software Upgrade to Version 51903117
2021-07-06DRMSB21006 - Service Bulletin - Phase Protector Change from ABB to Omron
2021-06-14DRMSB21005 - Service Bulletin - ZUWV Compressor Valve Connection & Parameter File Change
2021-05-05DRMSB21003 REVISION 1 - Service Bulletin - UAA Magnetic Contactor Change from ABB to Siemens
2021-04-12DRMSB21004 - Service Bulletin - UAA Compressor Suction Port Insulation Removal
2021-02-05DRMSB21002 - Service Bulletin - ZUW ZUWY HMI Phased Out
2021-01-26DRMSB21001 - Service Bulletin - HXEV VC Wiring Connection
2020-09-11DRMSB20003 - Service Bulletin - UAM Software New Version Update
2020-08-28DRMSB20005 - Service Field Alert - ZUW Leak joint between pocket sensor discharge pipe
2020-08-26DRMSB20004 - Service Field Alert - HXEV Sweating Issue
2020-05-13DRMSB20001 - Service Bulletin - UAA Compressor Terminal Wiring Sequence Method
2020-04-29DRMSB20002 - Service Bulletin - CUWD Current Transformer Setting Guide