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LP-387 REV. 12.15.14

TABLE OF CONTENTS

PART 1 – GENERAL SAFETY INFORMATION .......................................................................................................................... 8

A. PRECAUTIONS .......................................................................................................................................................................... 8

B. IMPROPER COMBUSTION ....................................................................................................................................................... 8

C. GAS ............................................................................................................................................................................................ 8

D. WHEN SERVICING THE BOILER.............................................................................................................................................. 8

E. BOILER SYSTEM ....................................................................................................................................................................... 8

F. BOILER WATER CHEMISTRY ................................................................................................................................................... 9

G. FREEZE PROTECTION FLUIDS ............................................................................................................................................... 9

PART 2 – BEFORE YOU START ................................................................................................................................................ 9

A. WHAT’S IN THE BOX ................................................................................................................................................................. 9

B. HOW BOILER OPERATES ...................................................................................................................................................... 10

C. OPTIONAL EQUIPMENT ......................................................................................................................................................... 11

PART 3 – PREPARE BOILER LOCATION ............................................................................................................................... 11

A. BEFORE LOCATING THE BOILER ......................................................................................................................................... 11

B. LEVELING ................................................................................................................................................................................ 12

C. CLEARANCES FOR SERVICE ACCESS ................................................................................................................................ 12

D. RESIDENTIAL GARAGE, CLOSET, AND ALCOVE INSTALLATIONS.................................................................................... 15

E. EXHAUST VENT AND INTAKE PIPE....................................................................................................................................... 15

1. DIRECT VENT INSTALLATION OF EXHAUST VENT AND INTAKE PIPE ....................................................................................................... 15

2. INDOOR COMBUSTION AIR INSTALLATION IN CONFINED OR UNCONFINED SPACE .............................................................................. 15

F. PREVENT COMBUSTION AIR CONTAMINATION .................................................................................................................. 16

G. REMOVING AN BOILER FROM A COMMON VENT SYSTEM ............................................................................................... 17

PART 4 – PREPARE BOILER ................................................................................................................................................... 17

A. REMOVE THE BOILER FROM PACKAGING .......................................................................................................................... 17

B. WALL MOUNTING CONSIDERATIONS .................................................................................................................................. 18

C. WALL MOUNTING INSTRUCTIONS ....................................................................................................................................... 18

1. MOUNTING TO A WOOD STUDDED WALL .................................................................................................................................................... 18

2. MOUNTING TO A METAL FRAME ................................................................................................................................................................... 19

PART 5 – BOILER PIPING ........................................................................................................................................................ 19

A. GENERAL PIPING INFORMATION ......................................................................................................................................... 20

B. RELIEF VALVE ........................................................................................................................................................................ 20

C. BACKFLOW PREVENTER ...................................................................................................................................................... 21

D. SYSTEM WATER PIPING METHODS ..................................................................................................................................... 21

E. CIRCULATORS ........................................................................................................................................................................ 21

F. HYDRONIC PIPING WITH CIRCULATORS, ZONE VALVES, AND MULTIPLE BOILERS ...................................................... 22

G. PIPING DETAILS ..................................................................................................................................................................... 22

H. PIPING INSTALLATION ........................................................................................................................................................... 30

I. CIRCULATOR SIZING ............................................................................................................................................................... 30

J. CHECK/CONTROL WATER CHEMISTRY ............................................................................................................................... 31

K. FILL AND PURGE HEATING SYSTEM .................................................................................................................................... 32

Brand	HTP
Model	Elite FT
Category	Boiler
Language	English

HTP Elite FT Installation & Maintenance Guide

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