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2472 DI HEATER OPERATION / MAINTENANCE MANUAL
CONTENTS
CONTENTS
1
INTRODUCTION ........................................................................................................................ 3
2
SAFETY ..................................................................................................................................... 4
2.1
SAFETY MESSAGE CONVENTIONS ............................................................................ 4
2.1.a
Danger .............................................................................................................. 4
2.1.b
Warning ............................................................................................................ 4
2.1.c
Caution ............................................................................................................. 5
2.2
EQUIPMENT SAFETY .................................................................................................... 5
2.3
INTERLOCKS ................................................................................................................. 5
2.3.a
Over Temperature Controller Interlock (OTC) .................................................. 5
2.3.b
Low Pressure Switch Interlock .......................................................................... 6
2.3.c
Liquid Level Sensor Interlock ........................................................................... 6
2.3.d
Panel Interlock Switches
(is this section ok?)
.................................................... 6
2.3.e
Leak Sensor ..................................................................................................... 7
2.3.f
Overpressure Burst Fitting ................................................................................ 7
2.4
EMERGENCY OFF (EMO).............................................................................................. 8
2.5
LOCKOUT / TAGOUT ..................................................................................................... 8
2.5.a
Preliminary ........................................................................................................ 8
2.5.b
Definitions ......................................................................................................... 8
2.6
SEISMIC PROTECTION ................................................................................................. 9
3
INSTALLATION ....................................................................................................................... 10
3.1
UNPACKING ................................................................................................................. 10
3.2
LOCATION .................................................................................................................... 10
3.3
UTILITY REQUIREMENTS ........................................................................................... 11
3.4
HOOK-UP ..................................................................................................................... 13
3.5
REMOTE HOOK-UP ..................................................................................................... 16
4
OPERATION ............................................................................................................................ 17
4.1
GENERAL ..................................................................................................................... 17
5
START-UP ............................................................................................................................... 19
5.1
PRE-START INSPECTION ........................................................................................... 19
5.1.a
Verify Shipping Condition ............................................................................... 19
5.1.b
High Power Terminals .................................................................................... 19
5.1.c
Electrical Inspection ........................................................................................ 19
5.1.d
Plumbing Leak Check ..................................................................................... 19
5.2
SYSTEM ON ................................................................................................................. 20
5.3
TEMPERATURE CONTROLLER .................................................................................. 20
5.4
HEATER MODULE POWER ......................................................................................... 21
5.5
POWER DISTRIBUTION INDICATORS ....................................................................... 21
6
SHUT DOWN ........................................................................................................................... 22
6.1
HEATER CLEANOUT ................................................................................................... 22
7
MAINTENANCE ....................................................................................................................... 23
7.1
REPAIR INSTRUCTIONS ............................................................................................. 23
7.1.a
Heater Element Check.................................................................................... 23
7.1.b
Fuse Replacement ......................................................................................... 23
7.1.c
Draining the System ....................................................................................... 24
7.1.d
Leaks .............................................................................................................. 24
7.1.e
Overpressure Relief Replacement .................................................................. 25
7.1.f
Heater Replacement ....................................................................................... 26
7.2
SPARE PARTS ............................................................................................................. 27
7.3
PREVENTIVE MAINTENANCE SCHEDULE ................................................................ 27
7.4
HEATER CALIBRATION ............................................................................................... 28
8
TROUBLESHOOTING ............................................................................................................. 31
8.1
TEMPERATURE CONTROLLER DOES NOT DISPLAY .............................................. 31
8.2
ALARM SOUNDS ......................................................................................................... 31
8.3
HEATER ELEMENT STATUS LED IS ON .................................................................... 32
9
WIRING SCHEMATIC .............................................................................................................. 33
10
WARRANTY ............................................................................................................................. 34
