Table Of Contents - Pioneer PHR100-55 Instruction Manual

TABLE OF CONTENTS

PART 1 - GENERAL SAFETY INFORMATION .......................................................................................... 7
A. PRECAUTIONS .................................................................................................................................... 7
B. IMPROPER COMBUSTION ................................................................................................................. 8
C. GAS ...................................................................................................................................................... 8
D. WHEN SERVICING THE HEATER ...................................................................................................... 8
E. WATER QUALITY ................................................................................................................................ 8
F. WINTERIZING ...................................................................................................................................... 9
PART 2 - BEFORE YOU START ................................................................................................................ 9
A. WHAT'S IN THE BOX ........................................................................................................................... 9
B. HOW THE HEATER OPERATES ........................................................................................................ 9
C. OPTIONAL EQUIPMENT ................................................................................................................... 11
PART 3 - DIMENSIONS AND CLEARANCES .......................................................................................... 12
PART 4 - PREPARE HEATER LOCATION .............................................................................................. 13
A. BEFORE LOCATING THE HEATER .................................................................................................. 13
B. LEVELING .......................................................................................................................................... 14
C. CLEARANCES FOR SERVICE ACCESS .......................................................................................... 14
D. RESIDENTIAL GARAGE INSTALLATION ......................................................................................... 14
E. EXHAUST VENT AND INTAKE AIR VENT ........................................................................................ 14
1. DIRECT VENT INSTALLATION OF EXHAUST AND INTAKE ....................................................... 15
2. INDOOR COMBUSTION AIR INSTALLATION IN CONFINED OR UNCONFINED SPACE ......... 15
F. PREVENT COMBUSTION AIR CONTAMINATION ........................................................................... 16
G. REMOVING A HEATER FROM A COMMON VENT SYSTEM ......................................................... 16
PART 5 - PREPARE THE HEATER .......................................................................................................... 17
PART 6 - HEATER PIPING ....................................................................................................................... 18
A. GENERAL PIPING INFORMATION ................................................................................................... 18
B. RELIEF VALVE ................................................................................................................................... 18
C. BACKFLOW PREVENTER ................................................................................................................ 19
D. SYSTEM WATER PIPING METHODS .............................................................................................. 19
E. CIRCULATOR PUMPS ....................................................................................................................... 19
F. INDIRECT FIRED WATER HEATER SCALDING .............................................................................. 20
G. HYDRONIC PIPING - CIRCULATORS, ZONE VALVES AND MULTIPLE HEATERS ..................... 20
H. FILL AND PURGE HEATING SYSTEM ............................................................................................. 21
I. ZONING WITH ZONE VALVES ........................................................................................................... 22
J. ZONING WITH CIRCULATORS ......................................................................................................... 22
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