User Guide

TABLE OF CONTENTS
CONTENTS...............................................................PAGE
1.0 INTRODUCTION...............................................................3
2.0 SPECIFICATIONS ............................................................6
3.0 BOILER LOCATION..........................................................8
4.0 GENERAL VENTING ......................................................11
5.0 VENT/AIR-INLET TERMINATION CLEARANCES .........26
6.0 CONDENSATE DRAIN ...................................................28
7.0 INSTALLING GAS PIPING..............................................30
8.0 LIGHTING THE BOILER.................................................32
9.0 GAS VALVE AND BURNER SET-UP..............................34
10.0 BOILER AND HEATING SYSTEM PIPING.....................38
11.0 FIELD WIRING ...............................................................53
12.0 WIRING SCHEMATICS ..................................................58
13.0 INSTALLATION CHECKLIST..........................................60
14.0 ANNUAL MAINTENANCE AND INSPECTION ...............61
15.0 TROUBLESHOOTING ...................................................63
16.0 PARTS LIST....................................................................86
MODELS CHS-85 through CHS-399
INSTALLATION AND OPERATING INSTRUCTIONS
IMPORTANT
READ ALL OF THE FOLLOWING WARNINGS AND STATEMENTS
BEFORE READING THE INSTALLATION INSTRUCTIONS
This manual
must be left
with owner and
should be hung
on or adjacent
to the boiler
for reference.
®
US
HIGH EFFICIENCY FIRE TUBE
CONDENSING GAS BOILER
©Slant/Fin Corp. 2017 • 917 • PUBLICATION CHS-40
Heating Contractor
Address
Phone Number
Boiler Model Number
Boiler Serial Number
Installation Date
!
DANGER
Danger Sign: Indicates a hazardous situation which,
if not avoided, will result in serious injury or death.
Warning Sign: Indicates a hazardous situation which,
if not avoided, could result in serious injury or death.
Caution Sign plus Safety Alert Symbol: Indicates a hazardous situa-
tion which, if not avoided, could result in minor or moderate injury.
Caution Sign without Safety Alert Symbol: Indicates a hazardous
situation which, if not avoided, could result in property damage.
Notice Sign: Indicates a hazardous situation which,
if not avoided, could result in property damage.
This Boiler must be installed by a licensed and trained Heating Technician
or the Warranty is Void. Failure to properly install thisunit may result in
property damage, serious injury to occupants, or possibly death.
!
WARNING
!
CAUTION
CAUTION
NOTICE
!
WARNING