General
Overview, type key for control unit 3
Control panel 4
General safety instructions 5
Assembly
Scope of delivery 6
Installation site 6
Installation of the ’variomat’ control unit 7
Installation of the VG basic vessel 7
Installation of the VF secondary vessel 8
Assembly of the add-on parts for VG and VF vessels 8
Assembly of the level gauge at the VG basic vessel 9
Assembly of the VW thermal insulation 9
Connecting the control unit, expansion lines 10
Assembly diagrams 11 – 12
Electrical connection 13 – 15
Soft start 15
Initial start-up
Prerequisites for start-up 16
Start routine 16 – 17
Filling the vessels and control unit 18
Bleeding the pumps 18
Automatic operation 19
Cleaning the dirt traps 19
Operation
Automatic mode 20
Manual mode 20
Stop mode 20
Customer menu 21 – 22
Service menu 23
Default settings 23
RS-485 interface 24
Messages 24 – 25
Maintenance, inspection, disassembly
Maintenance instructions 26
Disassembly 27
Inspection prior to start-up 27
Inspection intervals 27
General description
Mode of operation 28 – 29
Operating parameters 29
Dimensions, weights 30
Reflex Service 31
Certificate numbers 31
Declaration of conformity 32
Assembly, maintenance and commissioning certificate 33
reflex ’variomat’
Table of contents