SERVICE DEPARTMENT: (724) 746-1100
5006820 Rev. A 5/10
INSTRUCTION MANUAL
HES Series
Models: HES90, HES120, HES140, HES190,
HES240, HES280, HES360, HES450,
HES540, HES675
REFRIGERATED
TYPE
COMPRESSED
AIR DRYERS
CONTENTS
GENERAL SAFETY INFORMATION .................................... 2
RECEIVING, MOVING, AND UNPACKING .......................... 2
1.0 INSTALLATION ........................................................... 3
2.0 DRYER OPERATION .................................................. 5
3.0 MAINTENANCE ........................................................ 9
SIZING .............................................................................. 9
ENGINEERING DATA
MODELS 90-240 .......................................................... 10
MODELS 280-675 ........................................................ 11
WIRING DIAGRAMS - STANDARD CONTROLLER
MODELS 90-140: 115/1/60 ......................................... 12
MODELS 90-140: 230/1/60 ......................................... 13
MODELS 190-540 ........................................................ 14-15
MODEL 675 ................................................................. 16-17
WIRING DIAGRAMS - ADVANCED CONTROLLER
MODELS 190-540 ........................................................ 18-19
MODEL 675 ................................................................. 20-21
WIRING DIAGRAM: 575-460/3/60 TRANSFORMER PACK
MODELS 190-675 ........................................................ 22
DIMENSIONS / WEIGHTS .................................................. 23
TROUBLESHOOTING GUIDE
STANDARD CONTROLLER: MODELS 90-675 ................. 24
ADVANCED CONTROLLER: MODELS 190-675 .............. 25
PARTS LIST ....................................................................... 26
WARRANTY ..................................................................... 28
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