INTRODUCTION ...................................................................................................................... 3
RISK OF ASPHYXIATION ........................................................................................... 5
RISK OF BURNS ......................................................................................................... 5
RISK OF BURSTING ................................................................................................... 6
RISK OF BODILY INJURY .......................................................................................... 7
FEATURES ........................................................................................................................... 8-9
SET-UP ...................................................................................................................... 10
WATER SUPPLY ........................................................................................................11
UNLOADER ............................................................................................................... 12
HEAT DUMP VALVE .................................................................................................. 12
OPERATING INSTRUCTIONS ......................................................................................... 14-15
FLUSHING THE SYSTEM ........................................................................................ 14
HOT WATER OPERATION ........................................................................................ 15
SHUTDOWN ............................................................................................................. 15
STORAGE & MAINTENANCE .......................................................................................... 16-17
SPECIFIC MAINTENANCE ...................................................................................... 16
WINTERIZING ........................................................................................................... 17
TROUBLESHOOTING ...................................................................................................... 18-19
MAINTENANCE CHART ....................................................................................................... 20
ACCESSORIES ..................................................................................................................... 21
STATEMENT OF WARRANTY .............................................................................................. 22
NOTES ............................................................................................................................... .. 23
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TABLE OF CONTENTS
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HSD-SERIES Operator's Manual